wip

no real benefit vs go for now
introduce rust
2024-06-29 09:25:11 +02:00 · 2024-05-15 09:59:57 +11:00 · 2024-04-29 12:54:25 +02:00
44 changed files with 585 additions and 2506 deletions
--- a/.dockerignore
+++ b/.dockerignore
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 dist/*
 go.work
--- a/Cargo.lock
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 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20068b6e96dc6c9bd23e01df8827e6c7e1f2fddd43c21810382803c136b99373"
+checksum = "3e17db7126d17feb94eb3fad46bf1a96b034e8aacbc2e775fe81505f8b0b2813"
 dependencies = [
 "itoa",
- "memchr",
 "ryu",
 "serde",
 ]
@ -462,48 +367,29 @@ checksum = "45bb67a18fa91266cc7807181f62f9178a6873bfad7dc788c42e6430db40184f"

 [[package]]
 name = "signal-hook-registry"
-version = "1.4.5"
+version = "1.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9203b8055f63a2a00e2f593bb0510367fe707d7ff1e5c872de2f537b339e5410"
+checksum = "a9e9e0b4211b72e7b8b6e85c807d36c212bdb33ea8587f7569562a84df5465b1"
 dependencies = [
 "libc",
 ]

-[[package]]
-name = "socket2"
-version = "0.5.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e22376abed350d73dd1cd119b57ffccad95b4e585a7cda43e286245ce23c0678"
-dependencies = [
- "libc",
- "windows-sys 0.52.0",
-]
-
 [[package]]
 name = "syn"
-version = "2.0.103"
+version = "2.0.60"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e4307e30089d6fd6aff212f2da3a1f9e32f3223b1f010fb09b7c95f90f3ca1e8"
+checksum = "909518bc7b1c9b779f1bbf07f2929d35af9f0f37e47c6e9ef7f9dddc1e1821f3"
 dependencies = [
 "proc-macro2",
 "quote",
 "unicode-ident",
 ]

-[[package]]
-name = "termios"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "411c5bf740737c7918b8b1fe232dca4dc9f8e754b8ad5e20966814001ed0ac6b"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "tokio"
-version = "1.45.1"
+version = "1.38.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75ef51a33ef1da925cea3e4eb122833cb377c61439ca401b770f54902b806779"
+checksum = "ba4f4a02a7a80d6f274636f0aa95c7e383b912d41fe721a31f29e29698585a4a"
 dependencies = [
 "backtrace",
 "bytes",
@ -511,16 +397,15 @@ dependencies = [
 "mio",
 "pin-project-lite",
 "signal-hook-registry",
- "socket2",
 "tokio-macros",
- "windows-sys 0.52.0",
+ "windows-sys 0.48.0",
 ]

 [[package]]
 name = "tokio-macros"
-version = "2.5.0"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e06d43f1345a3bcd39f6a56dbb7dcab2ba47e68e8ac134855e7e2bdbaf8cab8"
+checksum = "5f5ae998a069d4b5aba8ee9dad856af7d520c3699e6159b185c2acd48155d39a"
 dependencies = [
 "proc-macro2",
 "quote",
@ -529,9 +414,9 @@ dependencies = [

 [[package]]
 name = "unicode-ident"
-version = "1.0.18"
+version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a5f39404a5da50712a4c1eecf25e90dd62b613502b7e925fd4e4d19b5c96512"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"

 [[package]]
 name = "unsafe-libyaml"
@ -541,15 +426,24 @@ checksum = "673aac59facbab8a9007c7f6108d11f63b603f7cabff99fabf650fea5c32b861"

 [[package]]
 name = "utf8parse"
-version = "0.2.2"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
+checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"

 [[package]]
 name = "wasi"
-version = "0.11.1+wasi-snapshot-preview1"
+version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+
+[[package]]
+name = "windows-sys"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
+dependencies = [
+ "windows-targets 0.48.5",
+]

 [[package]]
 name = "windows-sys"
@ -557,78 +451,126 @@ version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
 dependencies = [
- "windows-targets",
-]
-
-[[package]]
-name = "windows-sys"
-version = "0.59.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
-dependencies = [
- "windows-targets",
+ "windows-targets 0.52.5",
 ]

 [[package]]
 name = "windows-targets"
-version = "0.52.6"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
+checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
 dependencies = [
- "windows_aarch64_gnullvm",
- "windows_aarch64_msvc",
- "windows_i686_gnu",
+ "windows_aarch64_gnullvm 0.48.5",
+ "windows_aarch64_msvc 0.48.5",
+ "windows_i686_gnu 0.48.5",
+ "windows_i686_msvc 0.48.5",
+ "windows_x86_64_gnu 0.48.5",
+ "windows_x86_64_gnullvm 0.48.5",
+ "windows_x86_64_msvc 0.48.5",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6f0713a46559409d202e70e28227288446bf7841d3211583a4b53e3f6d96e7eb"
+dependencies = [
+ "windows_aarch64_gnullvm 0.52.5",
+ "windows_aarch64_msvc 0.52.5",
+ "windows_i686_gnu 0.52.5",
 "windows_i686_gnullvm",
- "windows_i686_msvc",
- "windows_x86_64_gnu",
- "windows_x86_64_gnullvm",
- "windows_x86_64_msvc",
+ "windows_i686_msvc 0.52.5",
+ "windows_x86_64_gnu 0.52.5",
+ "windows_x86_64_gnullvm 0.52.5",
+ "windows_x86_64_msvc 0.52.5",
 ]

 [[package]]
 name = "windows_aarch64_gnullvm"
-version = "0.52.6"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
+checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7088eed71e8b8dda258ecc8bac5fb1153c5cffaf2578fc8ff5d61e23578d3263"

 [[package]]
 name = "windows_aarch64_msvc"
-version = "0.52.6"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
+checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9985fd1504e250c615ca5f281c3f7a6da76213ebd5ccc9561496568a2752afb6"

 [[package]]
 name = "windows_i686_gnu"
-version = "0.52.6"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
+checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "88ba073cf16d5372720ec942a8ccbf61626074c6d4dd2e745299726ce8b89670"

 [[package]]
 name = "windows_i686_gnullvm"
-version = "0.52.6"
+version = "0.52.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
+checksum = "87f4261229030a858f36b459e748ae97545d6f1ec60e5e0d6a3d32e0dc232ee9"

 [[package]]
 name = "windows_i686_msvc"
-version = "0.52.6"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
+checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db3c2bf3d13d5b658be73463284eaf12830ac9a26a90c717b7f771dfe97487bf"

 [[package]]
 name = "windows_x86_64_gnu"
-version = "0.52.6"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
+checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4e4246f76bdeff09eb48875a0fd3e2af6aada79d409d33011886d3e1581517d9"

 [[package]]
 name = "windows_x86_64_gnullvm"
-version = "0.52.6"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
+checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "852298e482cd67c356ddd9570386e2862b5673c85bd5f88df9ab6802b334c596"

 [[package]]
 name = "windows_x86_64_msvc"
-version = "0.52.6"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
+checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bec47e5bfd1bff0eeaf6d8b485cc1074891a197ab4225d504cb7a1ab88b02bf0"
--- a/Cargo.toml
+++ b/Cargo.toml
@ -1,26 +1,16 @@
 [package]
 name = "init"
-version = "2.1.0"
-edition = "2024"
+version = "0.1.0"
+edition = "2021"

-[profile.release]
-strip = true
-panic = "abort"
-opt-level = "z"
-lto = true
-codegen-units = 1
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

 [dependencies]
-libc = { version = "0.2", default-features = false }
+anyhow = "1.0.86"
 env_logger = "0.11.3"
-eyre = "0.6.12"
-itertools = "0.14.0"
 log = "0.4.21"
-nix = { version = "0.30.1", features = ["feature", "mount", "process", "reboot"] }
-regex = "1.11.1"
 serde = { version = "1.0.198", features = ["derive"] }
 serde_json = "1.0.116"
 serde_yaml = "0.9.34"
 shell-escape = "0.1.5"
-tokio = { version = "1.38.0", features = ["rt", "net", "fs", "process", "io-std", "io-util", "sync", "macros", "signal"] }
-termios = "0.3.3"
+tokio = { version = "1.38.0", features = ["rt", "signal", "process", "macros"] }
--- a/45
+++ b/45
@ -1,37 +1,50 @@
-from rust:1.87.0-alpine as rust
+# ------------------------------------------------------------------------
+from rust:1.79.0-alpine3.20 as rust

-run apk add --no-cache git musl-dev libudev-zero-dev # pkgconfig cryptsetup-dev lvm2-dev clang-dev clang-static
+run apk add --no-cache musl-dev # pkgconfig cryptsetup-dev lvm2-dev clang-dev clang-static

 workdir /src
-copy . .
+copy Cargo.* .
+copy src src
 run --mount=type=cache,id=novit-rs,target=/usr/local/cargo/registry \
    --mount=type=cache,id=novit-rs-target,sharing=private,target=/src/target \
-    cargo build --release && cp target/release/init /
+    cargo build --release && cp target/release/init / \
+ && strip /init

 # ------------------------------------------------------------------------
-from alpine:3.22.0 as initrd
+from golang:1.22.4-alpine3.20 as build
+
+workdir /src
+
+copy . .
+
+run \
+  --mount=type=cache,id=gomod,target=/go/pkg/mod \
+  --mount=type=cache,id=gobuild,target=/root/.cache/go-build \
+   go test ./... \
+&& go build -o /go/bin/init -trimpath .
+
+# ------------------------------------------------------------------------
+from alpine:3.20.0 as initrd
+
+run apk add --no-cache xz

 workdir /layer
-
 run . /etc/os-release \
 && wget -O- https://dl-cdn.alpinelinux.org/alpine/v${VERSION_ID%.*}/releases/x86_64/alpine-minirootfs-${VERSION_ID}-x86_64.tar.gz |tar zxv

-run apk add --no-cache --update -p . musl coreutils \
- lvm2 lvm2-extra lvm2-dmeventd udev cryptsetup \
- e2fsprogs lsblk openssh-server \
- && rm -rf usr/share/apk var/cache/apk etc/motd
+run apk add --no-cache -p . musl coreutils lvm2 lvm2-extra lvm2-dmeventd udev cryptsetup e2fsprogs btrfs-progs lsblk
+run rm -rf usr/share/apk var/cache/apk

-copy etc/sshd_config etc/ssh/sshd_config
-
-copy --from=rust /init init
-run cd bin && for cmd in init-version init-connect bootstrap; do ln -s ../init $cmd; done
+#copy --from=build /go/bin/init .
+copy --from=rust /init /layer/init

 # check viability
-run chroot . init-version
+run chroot . /init hello

 run find |cpio -H newc -o >/initrd

 # ------------------------------------------------------------------------
-from alpine:3.22.0
+from alpine:3.20.0
 copy --from=initrd /initrd /
 entrypoint ["base64","/initrd"]
--- a/boot-v2.go
+++ b/boot-v2.go
@ -59,6 +59,12 @@ func bootV2() {
 		}
 	}

+	// load basic modules
+	for _, module := range []string{"unix"} {
+		log.Info().Str("module", module).Msg("loading module")
+		run("modprobe", module)
+	}
+
 	// devices init
 	log.Info().Msg("starting udevd")
 	err := exec.Command("udevd").Start()
--- a/bootstrap.go
+++ b/bootstrap.go
@ -8,7 +8,6 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
-	"time"

 	"github.com/rs/zerolog/log"

@ -46,18 +45,9 @@ func bootstrap(cfg *config.Config) {
 		bootstrapFile := filepath.Join(baseDir, "bootstrap.tar")

 		err = func() (err error) {
-			var resp *http.Response
-
-			start := time.Now()
-			for time.Since(start) <= time.Minute {
-				resp, err = http.Get(seed)
-				if err == nil {
-					break
-				}
-				time.Sleep(time.Second)
-			}
+			resp, err := http.Get(seed)
 			if err != nil {
-				return fmt.Errorf("failed to fetch bootstrap")
+				return
 			}

 			if resp.StatusCode != http.StatusOK {
--- a/build.rs
+++ b/build.rs
@ -1,9 +0,0 @@
-use std::process::Command;
-fn main() {
-    let output = Command::new("git")
-        .args(&["rev-parse", "HEAD"])
-        .output()
-        .unwrap();
-    let git_commit = String::from_utf8(output.stdout).unwrap();
-    println!("cargo:rustc-env=GIT_COMMIT={}", git_commit);
-}
--- a/debug/bootstrap
+++ b/debug/bootstrap
@ -1 +0,0 @@
-../target/debug/init
--- a/debug/connect-boot
+++ b/debug/connect-boot
@ -1 +0,0 @@
-../target/debug/init
--- a/debug/init
+++ b/debug/init
@ -1 +0,0 @@
-../target/debug/init
--- a/debug/init-version
+++ b/debug/init-version
@ -1 +0,0 @@
-../target/debug/init
--- a/etc/sshd_config
+++ b/etc/sshd_config
@ -1,7 +0,0 @@
-KbdInteractiveAuthentication no
-PasswordAuthentication no
-
-PubkeyAuthentication yes
-
-PermitRootLogin yes
-AllowUsers root
--- a/go.mod
+++ b/go.mod
@ -1,35 +1,31 @@
 module novit.tech/direktil/initrd

 require (
-	github.com/creack/pty v1.1.24
+	github.com/creack/pty v1.1.21
 	github.com/freddierice/go-losetup/v2 v2.0.1
-	github.com/jochenvg/go-udev v0.0.0-20240801134859-b65ed646224b
 	github.com/pkg/term v1.1.0
-	github.com/rs/zerolog v1.34.0
-	golang.org/x/crypto v0.38.0
-	golang.org/x/sys v0.33.0
-	golang.org/x/term v0.32.0
-	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20241231184526-a9ab2273dd10
+	github.com/rs/zerolog v1.31.0
+	golang.org/x/crypto v0.18.0
+	golang.org/x/sys v0.16.0
+	golang.org/x/term v0.16.0
+	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6
 	gopkg.in/yaml.v2 v2.4.0
 	gopkg.in/yaml.v3 v3.0.1
-	novit.tech/direktil/pkg v0.0.0-20240415130406-0d2e181a4ed6
+	novit.tech/direktil/pkg v0.0.0-20240120172717-8498a102796f
 )

 require (
 	github.com/cavaliergopher/cpio v1.0.1 // indirect
-	github.com/google/go-cmp v0.7.0 // indirect
-	github.com/jkeiser/iter v0.0.0-20200628201005-c8aa0ae784d1 // indirect
+	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/josharian/native v1.1.0 // indirect
-	github.com/mattn/go-colorable v0.1.14 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mdlayher/genetlink v1.3.2 // indirect
 	github.com/mdlayher/netlink v1.7.2 // indirect
-	github.com/mdlayher/socket v0.5.1 // indirect
-	golang.org/x/net v0.40.0 // indirect
-	golang.org/x/sync v0.14.0 // indirect
-	golang.zx2c4.com/wireguard v0.0.0-20250521234502-f333402bd9cb // indirect
+	github.com/mdlayher/socket v0.5.0 // indirect
+	golang.org/x/net v0.20.0 // indirect
+	golang.org/x/sync v0.6.0 // indirect
+	golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173 // indirect
 )

-go 1.23.1
-
-toolchain go1.24.3
+go 1.21
--- a/go.sum
+++ b/go.sum
@ -1,22 +1,17 @@
 github.com/cavaliergopher/cpio v1.0.1 h1:KQFSeKmZhv0cr+kawA3a0xTQCU4QxXF1vhU7P7av2KM=
 github.com/cavaliergopher/cpio v1.0.1/go.mod h1:pBdaqQjnvXxdS/6CvNDwIANIFSP0xRKI16PX4xejRQc=
 github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
-github.com/creack/pty v1.1.24 h1:bJrF4RRfyJnbTJqzRLHzcGaZK1NeM5kTC9jGgovnR1s=
-github.com/creack/pty v1.1.24/go.mod h1:08sCNb52WyoAwi2QDyzUCTgcvVFhUzewun7wtTfvcwE=
+github.com/creack/pty v1.1.21 h1:1/QdRyBaHHJP61QkWMXlOIBfsgdDeeKfK8SYVUWJKf0=
+github.com/creack/pty v1.1.21/go.mod h1:MOBLtS5ELjhRRrroQr9kyvTxUAFNvYEK993ew/Vr4O4=
 github.com/freddierice/go-losetup/v2 v2.0.1 h1:wPDx/Elu9nDV8y/CvIbEDz5Xi5Zo80y4h7MKbi3XaAI=
 github.com/freddierice/go-losetup/v2 v2.0.1/go.mod h1:TEyBrvlOelsPEhfWD5rutNXDmUszBXuFnwT1kIQF4J8=
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
-github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
-github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
-github.com/jkeiser/iter v0.0.0-20200628201005-c8aa0ae784d1 h1:smvLGU3obGU5kny71BtE/ibR0wIXRUiRFDmSn0Nxz1E=
-github.com/jkeiser/iter v0.0.0-20200628201005-c8aa0ae784d1/go.mod h1:fP/NdyhRVOv09PLRbVXrSqHhrfQypdZwgE2L4h2U5C8=
-github.com/jochenvg/go-udev v0.0.0-20240801134859-b65ed646224b h1:Pzf7tldbCVqwl3NnOnTamEWdh/rL41fsoYCn2HdHgRA=
-github.com/jochenvg/go-udev v0.0.0-20240801134859-b65ed646224b/go.mod h1:IBDUGq30U56w969YNPomhMbRje1GrhUsCh7tHdwgLXA=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/josharian/native v1.1.0 h1:uuaP0hAbW7Y4l0ZRQ6C9zfb7Mg1mbFKry/xzDAfmtLA=
 github.com/josharian/native v1.1.0/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
 github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
-github.com/mattn/go-colorable v0.1.14 h1:9A9LHSqF/7dyVVX6g0U9cwm9pG3kP9gSzcuIPHPsaIE=
-github.com/mattn/go-colorable v0.1.14/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stgPZH1UqBm1s8=
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
@ -25,25 +20,22 @@ github.com/mdlayher/genetlink v1.3.2 h1:KdrNKe+CTu+IbZnm/GVUMXSqBBLqcGpRDa0xkQy5
 github.com/mdlayher/genetlink v1.3.2/go.mod h1:tcC3pkCrPUGIKKsCsp0B3AdaaKuHtaxoJRz3cc+528o=
 github.com/mdlayher/netlink v1.7.2 h1:/UtM3ofJap7Vl4QWCPDGXY8d3GIY2UGSDbK+QWmY8/g=
 github.com/mdlayher/netlink v1.7.2/go.mod h1:xraEF7uJbxLhc5fpHL4cPe221LI2bdttWlU+ZGLfQSw=
-github.com/mdlayher/socket v0.5.1 h1:VZaqt6RkGkt2OE9l3GcC6nZkqD3xKeQLyfleW/uBcos=
-github.com/mdlayher/socket v0.5.1/go.mod h1:TjPLHI1UgwEv5J1B5q0zTZq12A/6H7nKmtTanQE37IQ=
+github.com/mdlayher/socket v0.5.0 h1:ilICZmJcQz70vrWVes1MFera4jGiWNocSkykwwoy3XI=
+github.com/mdlayher/socket v0.5.0/go.mod h1:WkcBFfvyG8QENs5+hfQPl1X6Jpd2yeLIYgrGFmJiJxI=
 github.com/mikioh/ipaddr v0.0.0-20190404000644-d465c8ab6721 h1:RlZweED6sbSArvlE924+mUcZuXKLBHA35U7LN621Bws=
 github.com/mikioh/ipaddr v0.0.0-20190404000644-d465c8ab6721/go.mod h1:Ickgr2WtCLZ2MDGd4Gr0geeCH5HybhRJbonOgQpvSxc=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/term v1.1.0 h1:xIAAdCMh3QIAy+5FrE8Ad8XoDhEU4ufwbaSozViP9kk=
 github.com/pkg/term v1.1.0/go.mod h1:E25nymQcrSllhX42Ok8MRm1+hyBdHY0dCeiKZ9jpNGw=
 github.com/rs/xid v1.5.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
-github.com/rs/xid v1.6.0/go.mod h1:7XoLgs4eV+QndskICGsho+ADou8ySMSjJKDIan90Nz0=
+github.com/rs/zerolog v1.31.0 h1:FcTR3NnLWW+NnTwwhFWiJSZr4ECLpqCm6QsEnyvbV4A=
 github.com/rs/zerolog v1.31.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWRHss=
-github.com/rs/zerolog v1.34.0 h1:k43nTLIwcTVQAncfCw4KZ2VY6ukYoZaBPNOE8txlOeY=
-github.com/rs/zerolog v1.34.0/go.mod h1:bJsvje4Z08ROH4Nhs5iH600c3IkWhwp44iRc54W6wYQ=
 github.com/ulikunitz/xz v0.5.11/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
+golang.org/x/crypto v0.18.0 h1:PGVlW0xEltQnzFZ55hkuX5+KLyrMYhHld1YHO4AKcdc=
 golang.org/x/crypto v0.18.0/go.mod h1:R0j02AL6hcrfOiy9T4ZYp/rcWeMxM3L6QYxlOuEG1mg=
-golang.org/x/crypto v0.38.0 h1:jt+WWG8IZlBnVbomuhg2Mdq0+BBQaHbtqHEFEigjUV8=
-golang.org/x/crypto v0.38.0/go.mod h1:MvrbAqul58NNYPKnOra203SB9vpuZW0e+RRZV+Ggqjw=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@ -51,13 +43,13 @@ golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
-golang.org/x/net v0.40.0 h1:79Xs7wF06Gbdcg4kdCCIQArK11Z1hr5POQ6+fIYHNuY=
-golang.org/x/net v0.40.0/go.mod h1:y0hY0exeL2Pku80/zKK7tpntoX23cqL3Oa6njdgRtds=
+golang.org/x/net v0.20.0 h1:aCL9BSgETF1k+blQaYUBx9hJ9LOGP3gAVemcZlf1Kpo=
+golang.org/x/net v0.20.0/go.mod h1:z8BVo6PvndSri0LbOE3hAn0apkU+1YvI6E70E9jsnvY=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.14.0 h1:woo0S4Yywslg6hp4eUFjTVOyKt0RookbpAHG4c1HmhQ=
-golang.org/x/sync v0.14.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
+golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20200909081042-eff7692f9009/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@ -69,16 +61,14 @@ golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
 golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
-golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
 golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
+golang.org/x/term v0.16.0 h1:m+B6fahuftsE9qjo0VWp2FW0mB3MTJvR0BaMQrq0pmE=
 golang.org/x/term v0.16.0/go.mod h1:yn7UURbUtPyrVJPGPq404EukNFxcm/foM+bV/bfcDsY=
-golang.org/x/term v0.32.0 h1:DR4lr0TjUs3epypdhTOkMmuF5CDFJ/8pOnbzMZPQ7bg=
-golang.org/x/term v0.32.0/go.mod h1:uZG1FhGx848Sqfsq4/DlJr3xGGsYMu/L5GW4abiaEPQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
@ -90,15 +80,15 @@ golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.zx2c4.com/wireguard v0.0.0-20250521234502-f333402bd9cb h1:whnFRlWMcXI9d+ZbWg+4sHnLp52d5yiIPUxMBSt4X9A=
-golang.zx2c4.com/wireguard v0.0.0-20250521234502-f333402bd9cb/go.mod h1:rpwXGsirqLqN2L0JDJQlwOboGHmptD5ZD6T2VmcqhTw=
-golang.zx2c4.com/wireguard/wgctrl v0.0.0-20241231184526-a9ab2273dd10 h1:3GDAcqdIg1ozBNLgPy4SLT84nfcBjr6rhGtXYtrkWLU=
-golang.zx2c4.com/wireguard/wgctrl v0.0.0-20241231184526-a9ab2273dd10/go.mod h1:T97yPqesLiNrOYxkwmhMI0ZIlJDm+p0PMR8eRVeR5tQ=
+golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173 h1:/jFs0duh4rdb8uIfPMv78iAJGcPKDeqAFnaLBropIC4=
+golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173/go.mod h1:tkCQ4FQXmpAgYVh++1cq16/dH4QJtmvpRv19DWGAHSA=
+golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6 h1:CawjfCvYQH2OU3/TnxLx97WDSUDRABfT18pCOYwc2GE=
+golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6/go.mod h1:3rxYc4HtVcSG9gVaTs2GEBdehh+sYPOwKtyUWEOTb80=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-novit.tech/direktil/pkg v0.0.0-20240415130406-0d2e181a4ed6 h1:D0TN5GyZ4d88ILpgVZgcZ62027lW8/LLnQSpQyN2yOw=
-novit.tech/direktil/pkg v0.0.0-20240415130406-0d2e181a4ed6/go.mod h1:zjezU6tELE880oYHs/WAauGBupKIEQQ7KqWTB69RW10=
+novit.tech/direktil/pkg v0.0.0-20240120172717-8498a102796f h1:7y11nLhChrrsLQwRaW7wn/9x+Xn2gEVtzj75VkOpJ+o=
+novit.tech/direktil/pkg v0.0.0-20240120172717-8498a102796f/go.mod h1:zjezU6tELE880oYHs/WAauGBupKIEQQ7KqWTB69RW10=
--- a/lvm.go
+++ b/lvm.go
@ -8,9 +8,7 @@ import (
 	"path/filepath"
 	"sort"
 	"strconv"
-	"syscall"

-	udev "github.com/jochenvg/go-udev"
 	"github.com/rs/zerolog/log"

 	config "novit.tech/direktil/pkg/bootstrapconfig"
@ -92,47 +90,25 @@ func setupVG(vg config.LvmVG) {
 		log.Info().Msg("LVM VG does not exists, creating")
 	}

-	devNames := make([]NameAliases, 0)
-	{
-		devRefs := map[uint64]*NameAliases{}
-
-		enum := new(udev.Udev).NewEnumerate()
-		enum.AddMatchSubsystem("block")
-
-		devs, err := enum.Devices()
-		if err != nil {
-			fatal("udev enumeration failed")
+	devNames := make([]string, 0)
+	err = filepath.Walk("/dev", func(n string, fi fs.FileInfo, err error) error {
+		if fi.Mode().Type() == os.ModeDevice {
+			devNames = append(devNames, n)
 		}
+		return err
+	})
+	if err != nil {
+		fatalf("failed to walk /dev: %v", err)
+	}

-		for _, dev := range devs {
-			num := dev.Devnum()
-
-			n := dev.PropertyValue("DEVNAME")
-			idx := len(devNames)
-			devNames = append(devNames, nameAlias(n))
-
-			ref := uint64(num.Major())<<8 | uint64(num.Minor())
-			devRefs[ref] = &devNames[idx]
-		}
-
-		err = filepath.Walk("/dev", func(n string, fi fs.FileInfo, err error) error {
-			if fi.Mode().Type() == os.ModeDevice {
-				stat := fi.Sys().(*syscall.Stat_t)
-				ref := stat.Rdev
-				if na := devRefs[ref]; na != nil {
-					na.AddAlias(n)
-				}
+	devNames = filter(devNames, func(v string) bool {
+		for _, pv := range pvs.PVs() {
+			if v == pv.Name {
+				return false
 			}
-			return err
-		})
-		if err != nil {
-			fatalf("failed to walk /dev: %v", err)
 		}
-	}
-
-	for _, dev := range devNames {
-		log.Info().Str("name", dev.Name).Any("aliases", dev.Aliases).Msg("found block device")
-	}
+		return true
+	})

 	m := regexpSelectN(vg.PVs.N, vg.PVs.Regexps, devNames)
 	if len(m) == 0 {
--- a/modd.conf
+++ b/modd.conf
@ -1,14 +1,22 @@
 modd.conf {}

+go.??? **/*.go {
+  prep: go test ./...
+  prep: mkdir -p dist
+  prep: go build -o dist/init .
+  prep: go build -o dist/ ./tools/...
+}
+
 **/*.rs Cargo.* {
  prep: cargo test
-  prep: cargo build
-  prep: debug/init-version
-}
-
-target/debug/init Dockerfile {
+  #prep: cargo build
  prep: docker build --network host -t novit-initrd-gen .
  prep: docker run --net=host --rm novit-initrd-gen |base64 -d >dist/initrd.new
  prep: mv dist/initrd.new dist/initrd
-  prep: ls -sh dist/initrd
 }
+
+#dist/init Dockerfile {
+#  prep: docker build --network host -t novit-initrd-gen .
+#  prep: docker run --net=host --rm novit-initrd-gen |base64 -d >dist/initrd.new
+#  prep: mv dist/initrd.new dist/initrd
+#}
--- a/network.go
+++ b/network.go
@ -1,10 +1,10 @@
 package main

 import (
+	"net"
 	"os/exec"
 	"strings"

-	udev "github.com/jochenvg/go-udev"
 	"github.com/rs/zerolog/log"

 	config "novit.tech/direktil/pkg/bootstrapconfig"
@ -16,31 +16,14 @@ func setupNetworks(cfg *config.Config) {
 		return
 	}

-	type Iface struct {
-		Name    string
-		AliasOf string
-	}
-
-	ifaces := make([]NameAliases, 0)
+	ifNames := make([]string, 0)
 	{
-		enum := new(udev.Udev).NewEnumerate()
-		enum.AddMatchSubsystem("net")
-
-		devs, err := enum.Devices()
+		ifaces, err := net.Interfaces()
 		if err != nil {
-			fatal("udev enumeration failed")
+			fatal("failed")
 		}
-
-		for _, dev := range devs {
-			iface := nameAliases(dev.Sysname(),
-				dev.PropertyValue("INTERFACE"),
-				dev.PropertyValue("ID_NET_NAME"),
-				dev.PropertyValue("ID_NET_NAME_PATH"),
-				dev.PropertyValue("ID_NET_NAME_MAC"),
-				dev.PropertyValue("ID_NET_NAME_SLOT"),
-			)
-			log.Info().Str("name", iface.Name).Any("aliases", iface.Aliases).Msg("found network device")
-			ifaces = append(ifaces, iface)
+		for _, iface := range ifaces {
+			ifNames = append(ifNames, iface.Name)
 		}
 	}

@ -50,9 +33,17 @@ func setupNetworks(cfg *config.Config) {
 		log := log.With().Str("network", network.Name).Logger()
 		log.Info().Msg("setting up network")

-		unassigned := filter(ifaces, func(iface NameAliases) bool {
-			return !assigned[iface.Name]
-		})
+		// compute available names
+		if len(assigned) != 0 {
+			newNames := make([]string, 0, len(ifNames))
+			for _, n := range ifNames {
+				if assigned[n] {
+					continue
+				}
+				newNames = append(newNames, n)
+			}
+			ifNames = newNames
+		}

 		// assign envvars
 		envvars := make([]string, 0, 1+len(network.Interfaces))
@ -62,13 +53,13 @@ func setupNetworks(cfg *config.Config) {
 			envvar := new(strings.Builder)
 			envvar.WriteString(match.Var)
 			envvar.WriteByte('=')
-			for i, m := range regexpSelectN(match.N, match.Regexps, unassigned) {
-				assigned[m] = true

+			for i, m := range regexpSelectN(match.N, match.Regexps, ifNames) {
 				if i != 0 {
 					envvar.WriteByte(' ')
 				}
 				envvar.WriteString(m)
+				assigned[m] = true
 			}

 			envvars = append(envvars, envvar.String())
--- a/regexp.go
+++ b/regexp.go
@ -6,36 +6,13 @@ import (
 	"github.com/rs/zerolog/log"
 )

-type NameAliases struct {
-	Name    string
-	Aliases []string
-}
-
-func nameAlias(name string) NameAliases {
-	return NameAliases{Name: name, Aliases: []string{name}}
-}
-func nameAliases(name string, aliases ...string) NameAliases {
-	na := NameAliases{Name: name, Aliases: make([]string, 0, len(aliases)+1)}
-	na.Aliases = append(na.Aliases, name)
-	for _, alias := range aliases {
-		na.AddAlias(alias)
+func regexpSelectN(n int, regexps []string, names []string) (matches []string) {
+	if n <= 0 {
+		matches = make([]string, 0)
+	} else {
+		matches = make([]string, 0, n)
 	}

-	return na
-}
-func (na *NameAliases) AddAlias(alias string) {
-	if alias == "" {
-		return
-	}
-	if contains(na.Aliases, func(s string) bool { return s == alias }) {
-		return
-	}
-	na.Aliases = append(na.Aliases, alias)
-}
-
-func regexpSelectN(n int, regexps []string, nameAliases []NameAliases) (matches []string) {
-	matches = make([]string, 0)
-
 	res := make([]*regexp.Regexp, 0, len(regexps))
 	for _, reStr := range regexps {
 		re, err := regexp.Compile(reStr)
@ -46,17 +23,15 @@ func regexpSelectN(n int, regexps []string, nameAliases []NameAliases) (matches
 		res = append(res, re)
 	}

-nameAliasesLoop:
-	for _, item := range nameAliases {
+namesLoop:
+	for _, name := range names {
 		if len(matches) == n {
 			break
 		}
 		for _, re := range res {
-			for _, alias := range item.Aliases {
-				if re.MatchString(alias) {
-					matches = append(matches, item.Name)
-					continue nameAliasesLoop
-				}
+			if re.MatchString(name) {
+				matches = append(matches, name)
+				continue namesLoop
 			}
 		}
 	}
--- a/shio/shio_test.go
+++ b/shio/shio_test.go
@ -8,7 +8,7 @@ import (
 	"time"
 )

-func Example_output() {
+func ExampleOutput() {
 	done := false
 	defer func() { done = true }()
 	go func() {
--- a/src/blockdev.rs
+++ b/src/blockdev.rs
@ -1,13 +0,0 @@
-use tokio::fs;
-use tokio::io::{AsyncReadExt, Result};
-
-/// Checks if a block device is uninitialized.
-/// It assumed that a initialized device always has a non-zero byte in the first 8kiB.
-pub async fn is_uninitialized(dev_path: &str) -> Result<bool> {
-    let mut dev = fs::File::open(dev_path).await?;
-
-    let mut buf = [0u8; 8 << 10];
-    dev.read_exact(&mut buf).await?;
-
-    Ok(buf.into_iter().all(|b| b == 0))
-}
--- a/src/bootstrap/config.rs
+++ b/src/bootstrap/config.rs
@ -1,42 +1,40 @@
-pub const TAKE_ALL: i16 = -1;
-
 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct Config {
-    pub anti_phishing_code: String,
+    anti_phishing_code: String,

-    pub keymap: Option<String>,
-    pub modules: Option<String>,
+    keymap: Option<String>,
+    modules: String,

-    pub auths: Vec<Auth>,
+    auths: Vec<Auth>,

-    pub networks: Vec<Network>,
+    networks: Vec<Network>,

    #[serde(default)]
-    pub ssh: SSHServer,
+    ssh: SSHServer,

    #[serde(default)]
-    pub pre_lvm_crypt: Vec<CryptDev>,
+    pre_lvm_crypt: Vec<CryptDev>,
    #[serde(default)]
-    pub lvm: Vec<LvmVG>,
+    lvm: Vec<LvmVG>,
    #[serde(default)]
-    pub crypt: Vec<CryptDev>,
+    crypt: Vec<CryptDev>,

-    pub bootstrap: Bootstrap,
+    bootstrap: Bootstrap,
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct Auth {
-    pub name: String,
+    name: String,
    #[serde(rename = "sshKey")]
-    pub ssh_key: String,
-    pub password: String,
+    ssh_key: String,
+    password: String,
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct Network {
-    pub name: String,
-    pub interfaces: Vec<NetworkInterface>,
-    pub script: String,
+    name: String,
+    interfaces: Vec<NetworkInterface>,
+    script: String,
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
@ -48,8 +46,8 @@ pub struct NetworkInterface {

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct SSHServer {
-    pub listen: String,
-    pub keys: SSHKeys,
+    listen: String,
+    keys: SSHKeys,
 }
 impl Default for SSHServer {
    fn default() -> Self {
@ -62,148 +60,86 @@ impl Default for SSHServer {

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct SSHKeys {
-    dsa: Option<String>,
-    rsa: Option<String>,
-    ecdsa: Option<String>,
-    ed25519: Option<String>,
-}
-impl SSHKeys {
-    pub fn iter(&self) -> impl Iterator<Item = &str> {
-        [
-            self.dsa.iter(),
-            self.rsa.iter(),
-            self.ecdsa.iter(),
-            self.ed25519.iter(),
-        ]
-        .into_iter()
-        .flatten()
-        .map(String::as_str)
-    }
+    dsa: String,
+    rsa: String,
+    ecdsa: String,
+    ed25519: String,
 }
 impl Default for SSHKeys {
    fn default() -> Self {
        Self {
-            dsa: Some("id_dsa".to_string()),
-            rsa: Some("id_rsa".to_string()),
-            ecdsa: Some("id_ecdsa".to_string()),
-            ed25519: Some("id_ed25519".to_string()),
+            dsa: "id_dsa".to_string(),
+            rsa: "id_rsa".to_string(),
+            ecdsa: "id_ecdsa".to_string(),
+            ed25519: "id_ed25519".to_string(),
        }
    }
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct LvmVG {
-    #[serde(alias = "vg")]
-    pub name: String,
-    pub pvs: LvmPV,
+    vg: String,
+    pvs: LvmPV,

    #[serde(default)]
-    pub defaults: LvmLVDefaults,
+    defaults: LvmLVDefaults,

-    pub lvs: Vec<LvmLV>,
-}
-
-#[derive(Debug, Default, serde::Deserialize, serde::Serialize)]
-pub struct LvmLVDefaults {
-    #[serde(default)]
-    pub fs: Filesystem,
-    #[serde(default)]
-    pub raid: Raid,
+    lvs: Vec<LvmLV>,
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
-#[serde(rename_all = "snake_case")]
-pub enum Filesystem {
-    Ext4,
-    Xfs,
-    Btrfs,
-    Other(String),
+pub struct LvmLVDefaults {
+    #[serde(default = "default_fs")]
+    fs: String,
+    raid: Option<Raid>,
 }
-
-impl Filesystem {
-    pub fn fstype(&self) -> &str {
-        use Filesystem as F;
-        match self {
-            F::Ext4 => "ext4",
-            F::Xfs => "xfs",
-            F::Btrfs => "btrfs",
-            F::Other(t) => t,
+impl Default for LvmLVDefaults {
+    fn default() -> Self {
+        Self {
+            fs: default_fs(),
+            raid: None,
        }
    }
 }

-impl Default for Filesystem {
-    fn default() -> Self {
-        Filesystem::Ext4
-    }
+fn default_fs() -> String {
+    "ext4".to_string()
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct LvmLV {
-    pub name: String,
+    name: String,
    #[serde(skip_serializing_if = "Option::is_none")]
-    pub fs: Option<Filesystem>,
+    fs: Option<String>,
    #[serde(skip_serializing_if = "Option::is_none")]
-    pub raid: Option<Raid>,
-    #[serde(flatten)]
-    pub size: LvSize,
-}
-
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
-#[serde(rename_all = "snake_case")]
-pub enum LvSize {
-    Size(String),
-    Extents(String),
+    raid: Option<Raid>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    size: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    extents: Option<String>,
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct LvmPV {
-    pub n: i16,
-    pub regexps: Vec<String>,
+    n: i16,
+    regexps: Vec<String>,
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct CryptDev {
-    pub name: String,
-    #[serde(flatten)]
-    pub filter: DevFilter,
-    pub optional: Option<bool>,
-}
-impl CryptDev {
-    pub fn optional(&self) -> bool {
-        self.optional.unwrap_or_else(|| self.filter.is_prefix())
-    }
+    name: String,
+    dev: Option<String>,
+    prefix: Option<String>,
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
-#[serde(rename_all = "snake_case")]
-pub enum DevFilter {
-    Dev(String),
-    Prefix(String),
-}
-impl DevFilter {
-    pub fn is_dev(&self) -> bool {
-        match self {
-            Self::Dev(_) => true,
-            _ => false,
-        }
-    }
-    pub fn is_prefix(&self) -> bool {
-        match self {
-            Self::Prefix(_) => true,
-            _ => false,
-        }
-    }
-}
-
-#[derive(Debug, Default, Clone, serde::Deserialize, serde::Serialize)]
 pub struct Raid {
-    pub mirrors: Option<u8>,
-    pub stripes: Option<u8>,
+    mirrors: Option<u8>,
+    stripes: Option<u8>,
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 pub struct Bootstrap {
-    pub dev: String,
-    pub seed: Option<String>,
+    dev: String,
+    seed: String,
 }
--- a/src/cmd.rs
+++ b/src/cmd.rs
@ -1,5 +0,0 @@
-pub mod bootstrap;
-pub mod connect_boot;
-pub mod init;
-pub mod init_input;
-pub mod version;
--- a/src/cmd/bootstrap.rs
+++ b/src/cmd/bootstrap.rs
--- a/src/cmd/connect_boot.rs
+++ b/src/cmd/connect_boot.rs
--- a/src/cmd/init.rs
+++ b/src/cmd/init.rs
@ -1,271 +0,0 @@
-use eyre::{format_err, Result};
-use log::{error, info, warn};
-use std::collections::BTreeSet as Set;
-use std::os::unix::fs::symlink;
-use tokio::sync::Mutex;
-use tokio::{fs, process::Command};
-
-use crate::{bootstrap::config::Config, cmd::version::version_string, dklog, input};
-
-mod bootstrap;
-mod dmcrypt;
-mod lvm;
-mod networks;
-mod sshd;
-
-// devices used by any block target (DM, LVM...)
-static USED_DEVS: Mutex<Set<String>> = Mutex::const_new(Set::new());
-
-pub async fn run() {
-    if std::process::id() != 1 {
-        error!("init must run as PID 1, not {}", std::process::id());
-        std::process::exit(1);
-    }
-
-    unsafe {
-        use std::env;
-        env::set_var("PATH", "/bin:/sbin:/usr/bin:/usr/sbin");
-        env::set_var("HOME", "/root");
-    }
-
-    info!("Welcome to {}", version_string());
-
-    let uname = nix::sys::utsname::uname().expect("uname should work");
-    let kernel_version = uname.release().to_string_lossy();
-    info!("Linux version {kernel_version}");
-
-    let cfg: Config = retry(async || {
-        let cfg = (fs::read("config.yaml").await)
-            .map_err(|e| format_err!("failed to read config: {e}"))?;
-        serde_yaml::from_slice(cfg.as_slice())
-            .map_err(|e| format_err!("failed to parse config: {e}"))
-    })
-    .await;
-
-    info!("config loaded");
-    info!("anti-phishing-code: {}", cfg.anti_phishing_code);
-
-    // seem to occasionaly race with Child::wait
-    // tokio::spawn(child_reaper());
-
-    // open input channels
-    tokio::spawn(crate::input::answer_requests_from_stdin());
-    tokio::spawn(crate::input::answer_requests_from_socket());
-
-    // mount basic filesystems
-    mount("none", "/proc", "proc", None).await;
-    mount("none", "/sys", "sysfs", None).await;
-    mount("none", "/dev", "devtmpfs", None).await;
-    mount("none", "/dev/pts", "devpts", Some("gid=5,mode=620")).await;
-
-    // mount modules
-    if let Some(ref modules) = cfg.modules {
-        retry_or_ignore(async || {
-            info!("mounting modules");
-            mount(modules, "/modules", "squashfs", None).await;
-
-            fs::create_dir_all("/lib/modules").await?;
-            let modules_path = &format!("/modules/lib/modules/{kernel_version}");
-
-            if !std::fs::exists(modules_path)? {
-                return Err(format_err!(
-                    "invalid modules package: {modules_path} should exist"
-                ));
-            }
-
-            symlink(modules_path, format!("/lib/modules/{kernel_version}"))?;
-            Ok(())
-        })
-        .await;
-    } else {
-        warn!("modules NOT mounted (not configured)");
-    }
-
-    // init devices
-    info!("initializing devices");
-    start_daemon("udevd", &[]).await;
-
-    exec("udevadm", &["trigger", "-c", "add", "-t", "devices"]).await;
-    exec("udevadm", &["trigger", "-c", "add", "-t", "subsystems"]).await;
-    exec("udevadm", &["settle"]).await;
-
-    // Wireguard VPN
-    // TODO startVPN()
-
-    // SSH service
-    sshd::start(&cfg).await;
-
-    // networks
-    networks::setup(&cfg).await;
-
-    // pre-lvm dmcrypt devs
-    dmcrypt::setup(&cfg.pre_lvm_crypt).await;
-
-    // LVM
-    lvm::setup(&cfg).await;
-
-    // post-lvm dmcrypt devs
-    dmcrypt::setup(&cfg.crypt).await;
-
-    // bootstrap the system
-    bootstrap::bootstrap(cfg).await;
-
-    // finalize
-    retry(async || switch_root("/system").await).await;
-}
-
-async fn switch_root(root: &str) -> Result<()> {
-    use std::ffi::CString;
-
-    macro_rules! c {
-        ($s:expr) => {
-            CString::new($s)?.as_c_str()
-        };
-    }
-
-    info!("switching root");
-    dklog::LOG.close().await;
-
-    nix::unistd::execv(
-        c!("/sbin/switch_root"),
-        &[
-            c!("switch_root"),
-            c!("-c"),
-            c!("/dev/console"),
-            c!(root),
-            c!("/sbin/init"),
-        ],
-    )?;
-    Ok(())
-}
-
-async fn mount(src: &str, dst: &str, fstype: &str, opts: Option<&str>) {
-    if let Err(e) = fs::create_dir_all(dst).await {
-        error!("failed to create dir {dst}: {e}");
-    }
-
-    match fstype {
-        "ext4" => {
-            exec("fsck", &["-p", src]).await;
-        }
-        _ => {}
-    }
-
-    let mut args = vec![src, dst];
-    if !fstype.is_empty() {
-        args.extend(&["-t", fstype]);
-    }
-    if let Some(opts) = opts {
-        args.extend(["-o", opts]);
-    }
-    exec("mount", &args).await;
-}
-
-async fn start_daemon(prog: &str, args: &[&str]) {
-    let (cmd_str, mut cmd) = cmd_str(prog, args);
-    retry_or_ignore(async || {
-        info!("starting as daemon: {cmd_str}");
-        cmd.spawn()?;
-        Ok(())
-    })
-    .await;
-}
-
-async fn try_exec(prog: &str, args: &[&str]) -> Result<()> {
-    let (cmd_str, mut cmd) = cmd_str(prog, args);
-    info!("# {cmd_str}");
-
-    let s = cmd.status().await?;
-    if s.success() {
-        Ok(())
-    } else {
-        Err(format_err!("command failed: {s}"))
-    }
-}
-
-async fn exec(prog: &str, args: &[&str]) {
-    retry_or_ignore(async || try_exec(prog, args).await).await;
-}
-
-async fn retry_or_ignore(mut action: impl AsyncFnMut() -> Result<()>) {
-    loop {
-        match action().await {
-            Ok(_) => return,
-            Err(e) => {
-                error!("{e}");
-
-                match input::read_choice(["[r]etry", "[i]gnore", "[s]hell"]).await {
-                    'r' => {}
-                    'i' => return,
-                    's' => exec_shell().await,
-                    _ => unreachable!(),
-                }
-            }
-        }
-    }
-}
-
-async fn retry<T>(mut action: impl AsyncFnMut() -> Result<T>) -> T {
-    loop {
-        match action().await {
-            Ok(v) => return v,
-            Err(e) => {
-                error!("{e}");
-
-                match input::read_choice(["[r]etry", "[s]hell"]).await {
-                    'r' => {}
-                    's' => exec_shell().await,
-                    _ => unreachable!(),
-                }
-            }
-        }
-    }
-}
-
-async fn exec_shell() {
-    let mut child = match Command::new("ash").spawn() {
-        Ok(c) => c,
-        Err(e) => {
-            error!("failed to exec shell: {e}");
-            return;
-        }
-    };
-
-    let _ = child.wait().await;
-}
-
-fn cmd_str(prog: &str, args: &[&str]) -> (String, Command) {
-    use std::borrow::Cow;
-
-    let mut buf = String::new();
-
-    buf.push_str(&shell_escape::escape(Cow::Borrowed(prog)));
-
-    for &arg in args {
-        buf.push(' ');
-        buf.push_str(&shell_escape::escape(Cow::Borrowed(arg)));
-    }
-
-    let mut cmd = Command::new(prog);
-    cmd.args(args);
-
-    (buf, cmd)
-}
-
-#[allow(unused)]
-async fn child_reaper() {
-    use nix::sys::wait::{waitpid, WaitPidFlag};
-    use nix::unistd::Pid;
-    use tokio::signal::unix::{signal, SignalKind};
-
-    let Ok(mut sigs) =
-        signal(SignalKind::child()).inspect_err(|e| warn!("failed to setup SIGCHLD handler: {e}"))
-    else {
-        return;
-    };
-
-    loop {
-        sigs.recv().await;
-        let _ = waitpid(Some(Pid::from_raw(-1)), Some(WaitPidFlag::WNOHANG));
-    }
-}
--- a/src/cmd/init/bootstrap.rs
+++ b/src/cmd/init/bootstrap.rs
@ -1,310 +0,0 @@
-use eyre::{format_err, Result};
-use log::{info, warn};
-use std::path::Path;
-use tokio::{
-    fs,
-    io::{AsyncBufReadExt, BufReader},
-};
-
-use super::{exec, mount, retry, retry_or_ignore, try_exec};
-use crate::bootstrap::config::Config;
-use crate::dkl;
-
-pub async fn bootstrap(cfg: Config) {
-    let bs = cfg.bootstrap;
-
-    retry_or_ignore(async || {
-        fs::create_dir_all("/boostrap").await?;
-        mount(&bs.dev, "/bootstrap", "auto", None).await;
-        Ok(())
-    })
-    .await;
-
-    let boot_version = "current"; // FIXME need to parse kernel cmdline
-    let base_dir = &format!("/bootstrap/{boot_version}");
-
-    retry_or_ignore(async || {
-        if !fs::try_exists(&base_dir).await? {
-            info!("creating {base_dir}");
-            fs::create_dir_all(&base_dir).await?
-        }
-        Ok(())
-    })
-    .await;
-
-    let sys_cfg: dkl::Config = retry(async || {
-        let sys_cfg_bytes = seed_config(base_dir, &bs.seed).await?;
-        Ok(serde_yaml::from_slice(&sys_cfg_bytes)?)
-    })
-    .await;
-
-    mount_system(&sys_cfg, base_dir).await;
-
-    retry_or_ignore(async || apply_files(&sys_cfg.files, "/system").await).await;
-
-    apply_groups(&sys_cfg.groups, "/system").await;
-    apply_users(&sys_cfg.users, "/system").await;
-
-    // TODO VPNs
-
-    mount_filesystems(&sys_cfg.mounts, "/system").await;
-
-    retry_or_ignore(async || {
-        info!("setting up root user");
-        setup_root_user(&sys_cfg.root_user, "/system").await
-    })
-    .await;
-}
-
-async fn seed_config(base_dir: &str, seed_url: &Option<String>) -> Result<Vec<u8>> {
-    let cfg_path = &format!("{base_dir}/config.yaml");
-
-    if fs::try_exists(cfg_path).await? {
-        return Ok(fs::read(cfg_path).await?);
-    }
-
-    let bs_tar = "/bootstrap.tar";
-    if !fs::try_exists(bs_tar).await? {
-        if let Some(seed_url) = seed_url.as_ref() {
-            fetch_bootstrap(seed_url, bs_tar).await?;
-        } else {
-            return Err(format_err!(
-                "no {cfg_path}, no {bs_tar} and no seed, can't bootstrap"
-            ));
-        }
-    }
-
-    try_exec("tar", &["xf", bs_tar, "-C", base_dir]).await?;
-
-    if !fs::try_exists(cfg_path).await? {
-        return Err(format_err!("{cfg_path} does not exist after seeding"));
-    }
-
-    Ok(fs::read(cfg_path).await?)
-}
-
-async fn fetch_bootstrap(seed_url: &str, output_file: &str) -> Result<()> {
-    let tmp_file = &format!("{output_file}.new");
-    let _ = fs::remove_file(tmp_file).await;
-    try_exec("wget", &["-O", tmp_file, seed_url]).await?;
-
-    fs::rename(tmp_file, output_file)
-        .await
-        .map_err(|e| format_err!("seed rename failed: {e}"))?;
-
-    Ok(())
-}
-
-async fn mount_system(cfg: &dkl::Config, bs_dir: &str) {
-    let mem_dir = "/mem";
-    mount("none", mem_dir, "tmpfs", Some("size=512m")).await;
-
-    let layers_dir = &format!("{mem_dir}/layers");
-    let mut lower_dir = String::new();
-
-    for layer in &cfg.layers {
-        let src = if layer == "modules" {
-            "/modules.sqfs"
-        } else {
-            &format!("{bs_dir}/{layer}.fs")
-        };
-        let tgt = &format!("{mem_dir}/{layer}.fs");
-        retry(async || {
-            info!("copying layer {layer} from {src}");
-            fs::copy(src, tgt).await?;
-            Ok(())
-        })
-        .await;
-
-        let layer_dir = &format!("{layers_dir}/{layer}");
-        mount(tgt, layer_dir, "squashfs", None).await;
-
-        if !lower_dir.is_empty() {
-            lower_dir.push(':');
-        }
-        lower_dir.push_str(&layer_dir);
-    }
-
-    let upper_dir = &format!("{mem_dir}/upper");
-    let work_dir = &format!("{mem_dir}/work");
-
-    retry_or_ignore(async || {
-        fs::create_dir_all(upper_dir).await?;
-        fs::create_dir_all(work_dir).await?;
-        Ok(())
-    })
-    .await;
-
-    mount(
-        "none",
-        "/system",
-        "overlay",
-        Some(&format!(
-            "lowerdir={lower_dir},upperdir={upper_dir},workdir={work_dir}"
-        )),
-    )
-    .await;
-
-    // make root rshared (default in systemd, required by Kubernetes 1.10+)
-    // equivalent to "mount --make-rshared /"
-    // see kernel's Documentation/sharedsubtree.txt (search rshared)
-    retry_or_ignore(async || {
-        use nix::mount::MsFlags as M;
-        const NONE: Option<&str> = None;
-        nix::mount::mount(NONE, "/system", NONE, M::MS_SHARED | M::MS_REC, NONE)?;
-        Ok(())
-    })
-    .await;
-}
-
-fn chroot(root: &str, path: &str) -> String {
-    format!("{root}/{}", path.trim_start_matches(|c| c == '/'))
-}
-
-async fn apply_files(files: &[dkl::File], root: &str) -> Result<()> {
-    for file in files {
-        let path = chroot(root, &file.path);
-        let path = Path::new(&path);
-
-        if let Some(parent) = path.parent() {
-            fs::create_dir_all(parent).await?;
-        }
-
-        use crate::dkl::FileKind as K;
-        match &file.kind {
-            K::Content(content) => fs::write(path, content.as_bytes()).await?,
-            K::Dir(true) => fs::create_dir(path).await?,
-            K::Dir(false) => {} // shouldn't happen, but semantic is to ignore
-            K::Symlink(tgt) => fs::symlink(tgt, path).await?,
-        }
-
-        match file.kind {
-            K::Symlink(_) => warn!("{}: can set perms on symlink", file.path),
-            _ => set_perms(path, file.mode).await?,
-        }
-
-        info!("created {}", file.path);
-    }
-
-    Ok(())
-}
-
-async fn set_perms(path: impl AsRef<Path>, mode: Option<u32>) -> std::io::Result<()> {
-    if let Some(mode) = mode.filter(|m| *m != 0) {
-        use std::os::unix::fs::PermissionsExt;
-        let mode = std::fs::Permissions::from_mode(mode);
-        fs::set_permissions(path, mode).await?;
-    }
-    Ok(())
-}
-
-async fn apply_groups(groups: &[dkl::Group], root: &str) {
-    for group in groups {
-        let mut args = vec![root, "groupadd", "-r"];
-
-        let gid = group.gid.map(|s| s.to_string());
-        if let Some(gid) = gid.as_ref() {
-            args.extend(&["-g", gid]);
-        }
-
-        args.push(group.name.as_str());
-
-        exec("chroot", &args).await;
-    }
-}
-
-async fn apply_users(users: &[dkl::User], root: &str) {
-    for user in users {
-        let mut args = vec![root, "useradd", "-r"];
-
-        let uid = user.uid.map(|s| s.to_string());
-        if let Some(uid) = uid.as_ref() {
-            args.extend(&["-u", uid]);
-        }
-        let gid = user.gid.map(|s| s.to_string());
-        if let Some(gid) = gid.as_ref() {
-            args.extend(&["-g", gid]);
-        }
-
-        args.push(user.name.as_str());
-
-        exec("chroot", &args).await;
-    }
-}
-
-async fn mount_filesystems(mounts: &[dkl::Mount], root: &str) {
-    for m in mounts {
-        let path = chroot(root, &m.path);
-
-        mount(
-            &m.dev,
-            &path,
-            m.r#type.as_ref().map_or("", |v| v.as_str()),
-            m.options
-                .as_ref()
-                .filter(|v| !v.is_empty())
-                .map(|s| s.as_str()),
-        )
-        .await;
-    }
-}
-
-async fn setup_root_user(user: &dkl::RootUser, root: &str) -> Result<()> {
-    if let Some(pw_hash) = user.password_hash.as_ref().filter(|v| !v.is_empty()) {
-        set_user_password("root", &pw_hash, root).await?;
-    }
-
-    let mut authorized_keys = Vec::new();
-    for ak in &user.authorized_keys {
-        authorized_keys.extend(ak.as_bytes());
-        authorized_keys.push(b'\n');
-    }
-
-    let ssh_dir = &chroot(root, "root/.ssh");
-    fs::create_dir_all(ssh_dir)
-        .await
-        .map_err(|e| format_err!("mkdir -p {ssh_dir} failed: {e}"))?;
-    set_perms(ssh_dir, Some(0o700))
-        .await
-        .map_err(|e| format_err!("chmod {ssh_dir} failed: {e}"))?;
-
-    let ak_path = &format!("{ssh_dir}/authorized_keys");
-    fs::write(ak_path, authorized_keys)
-        .await
-        .map_err(|e| format_err!("write {ak_path} failed: {e}"))?;
-
-    Ok(())
-}
-
-async fn set_user_password(user: &str, password_hash: &str, root: &str) -> Result<()> {
-    info!("setting password for {user}");
-
-    let user = user.as_bytes();
-    let password_hash = password_hash.as_bytes();
-
-    let mut buf = Vec::new();
-
-    let pw_file = &chroot(root, "etc/shadow");
-    let rd = fs::File::open(pw_file)
-        .await
-        .map_err(|e| format_err!("open {pw_file} failed: {e}"))?;
-    let mut rd = BufReader::new(rd);
-
-    let mut line = Vec::new();
-    while (rd.read_until(b'\n', &mut line).await)
-        .map_err(|e| format_err!("read {pw_file} failed: {e}"))?
-        != 0
-    {
-        let mut split: Vec<_> = line.split(|c| *c == b':').collect();
-        if split.len() > 2 && split[0] == user {
-            split[1] = password_hash;
-            buf.extend(split.join(&b':'));
-        } else {
-            buf.extend(&line);
-        }
-        line.clear();
-    }
-
-    fs::write(pw_file, buf).await?;
-    Ok(())
-}
--- a/src/cmd/init/dmcrypt.rs
+++ b/src/cmd/init/dmcrypt.rs
@ -1,142 +0,0 @@
-use eyre::{format_err, Result};
-use log::{error, info};
-use std::collections::BTreeSet as Set;
-use std::process::Stdio;
-use tokio::io::AsyncWriteExt;
-use tokio::process::Command;
-use tokio::sync::Mutex;
-
-use super::{retry_or_ignore, USED_DEVS};
-use crate::blockdev::is_uninitialized;
-use crate::bootstrap::config::{CryptDev, DevFilter};
-use crate::fs::walk_dir;
-use crate::input;
-
-pub async fn setup(devs: &[CryptDev]) {
-    if devs.is_empty() {
-        return;
-    }
-
-    let mut used_devs = USED_DEVS.lock().await;
-
-    // CryptDev.name that have a least one assignment done
-    let mut done = Set::new();
-
-    // dmcrypt devices opened here
-    let mut done_crypt = Set::new();
-
-    retry_or_ignore(async || {
-        let all_devs = walk_dir("/dev").await;
-
-        for dev in devs {
-            let mut mappings = find_dev(dev, &all_devs);
-            mappings.retain(|(_, dev_path)| !used_devs.contains(dev_path));
-
-            if mappings.is_empty() && !dev.optional() && !done.contains(&dev.name) {
-                return Err(format_err!("no device found for crypt dev {}", dev.name));
-            }
-
-            for (crypt_dev, dev_path) in mappings {
-                if done_crypt.contains(&crypt_dev) {
-                    continue;
-                }
-
-                info!("crypt dev {crypt_dev}: using {dev_path}");
-
-                crypt_open(&crypt_dev, &dev_path).await?;
-
-                done_crypt.insert(crypt_dev);
-                used_devs.insert(dev_path);
-                done.insert(&dev.name);
-            }
-        }
-
-        Ok(())
-    })
-    .await;
-}
-
-static PREV_PW: Mutex<String> = Mutex::const_new(String::new());
-
-async fn crypt_open(crypt_dev: &str, dev_path: &str) -> Result<()> {
-    'open_loop: loop {
-        let mut prev_pw = PREV_PW.lock().await;
-        let prompt = if prev_pw.is_empty() {
-            format!("crypt password for {crypt_dev}? ")
-        } else {
-            format!("crypt password for {crypt_dev} (enter = reuse previous)? ")
-        };
-
-        let mut pw = input::read_password(prompt).await;
-        if pw.is_empty() {
-            pw = prev_pw.clone();
-        }
-        if pw.is_empty() {
-            error!("empty password provided!");
-            continue;
-        }
-
-        *prev_pw = pw.clone();
-
-        if cryptsetup(&pw, ["open", dev_path, crypt_dev]).await? {
-            return Ok(());
-        }
-
-        error!("crypt open {crypt_dev} from {dev_path} failed");
-
-        if is_uninitialized(dev_path).await? {
-            // we can format the device
-            match input::read_choice(["[f]ormat", "[r]etry", "[i]gnore"]).await {
-                'r' => continue 'open_loop,
-                'i' => return Ok(()),
-                'f' => {
-                    if !cryptsetup(&pw, ["luksFormat", dev_path]).await? {
-                        return Err(format_err!("cryptsetup luksFormat failed"));
-                    }
-                    if !cryptsetup(&pw, ["open", dev_path, crypt_dev]).await? {
-                        return Err(format_err!("open after format failed"));
-                    }
-                    return Ok(());
-                }
-                _ => unreachable!(),
-            }
-        } else {
-            // device looks initialized, don't allow format
-            match input::read_choice(["[r]etry", "[i]gnore"]).await {
-                'r' => continue 'open_loop,
-                'i' => return Ok(()),
-                _ => unreachable!(),
-            }
-        }
-    }
-}
-
-async fn cryptsetup<const N: usize>(pw: &str, args: [&str; N]) -> Result<bool> {
-    let mut child = Command::new("cryptsetup")
-        .args(args)
-        .arg("--key-file=-")
-        .stdin(Stdio::piped())
-        .spawn()?;
-
-    (child.stdin.as_mut().unwrap())
-        .write_all(pw.as_bytes())
-        .await?;
-
-    Ok(child.wait().await?.success())
-}
-
-fn find_dev(dev: &CryptDev, all_devs: &[String]) -> Vec<(String, String)> {
-    let dev_name = &dev.name;
-    match dev.filter {
-        DevFilter::Dev(ref path) => (all_devs.iter())
-            .filter(|dev_path| dev_path == &path)
-            .map(|dev_path| (dev.name.clone(), dev_path.clone()))
-            .collect(),
-        DevFilter::Prefix(ref prefix) => (all_devs.iter())
-            .filter_map(|path| {
-                let suffix = path.strip_prefix(prefix)?;
-                Some((format!("{dev_name}{suffix}"), path.clone()))
-            })
-            .collect(),
-    }
-}
--- a/src/cmd/init/lvm.rs
+++ b/src/cmd/init/lvm.rs
@ -1,208 +0,0 @@
-use eyre::{format_err, Result};
-use log::{error, info};
-use tokio::process::Command;
-
-use super::{exec, retry, retry_or_ignore, USED_DEVS};
-use crate::bootstrap::config::{Config, Filesystem, LvSize, LvmLV, LvmVG, TAKE_ALL};
-use crate::fs::walk_dir;
-use crate::{blockdev, lvm};
-
-pub async fn setup(cfg: &Config) {
-    if cfg.lvm.is_empty() {
-        info!("no LVM VG configured");
-        return;
-    }
-
-    exec("pvscan", &[]).await;
-    exec("vgscan", &["--mknodes"]).await;
-
-    for vg in &cfg.lvm {
-        retry_or_ignore(async || setup_vg(vg).await).await
-    }
-
-    let lvs = retry(lvm::lvs).await;
-
-    for vg in &cfg.lvm {
-        let vg_name = vg.name.as_str();
-
-        for lv in &vg.lvs {
-            let lv_name = lv.name.as_str();
-
-            if (lvs.iter()).any(|lv| lv.equal_name(vg_name, lv_name)) {
-                info!("LVM LV {vg_name}/{lv_name} exists");
-            } else {
-                retry_or_ignore(async || setup_lv(&vg, &lv).await).await;
-            }
-        }
-    }
-
-    exec("vgchange", &["--sysinit", "-a", "ly"]).await;
-
-    for vg in &cfg.lvm {
-        for lv in &vg.lvs {
-            retry_or_ignore(async || format_lv(&vg, &lv).await).await;
-        }
-    }
-}
-
-async fn setup_vg(vg: &LvmVG) -> Result<()> {
-    let vg_name = vg.name.as_str();
-
-    let pvs = retry(lvm::pvs).await;
-
-    let mut dev_done = pvs.iter().filter(|pv| pv.vg_name == vg.name).count();
-    let dev_needed = vg.pvs.n;
-    macro_rules! missing_count {
-        () => {
-            (dev_needed as usize) - dev_done
-        };
-    }
-
-    if dev_needed == TAKE_ALL {
-        if dev_done == 0 {
-            info!("setting up LVM VG {vg_name} using all matching devices");
-        } else {
-            // in "take all" mode, don't extend as existing vg at boot
-            info!("LVM VG {vg_name} exists");
-            return Ok(());
-        }
-    } else if dev_done >= (dev_needed as usize) {
-        info!("LVM VG {vg_name} exists with enough devices");
-        return Ok(()); // already set up
-    } else {
-        info!("setting up LVM VG {vg_name} ({dev_done}/{dev_needed} devices configured)");
-    }
-
-    let regexps: Vec<regex::Regex> = (vg.pvs.regexps.iter())
-        .filter_map(|re_str| {
-            (re_str.parse())
-                .inspect_err(|e| error!("invalid regex ignored: {re_str:?}: {e}"))
-                .ok()
-        })
-        .collect();
-
-    let mut used_devs = USED_DEVS.lock().await;
-
-    let matching_devs = (walk_dir("/dev").await.into_iter())
-        .filter(|path| !used_devs.contains(path.as_str()))
-        .filter(|path| regexps.iter().any(|re| re.is_match(path)));
-
-    let devs: Vec<_> = if dev_needed == TAKE_ALL {
-        matching_devs.collect()
-    } else {
-        matching_devs.take(missing_count!()).collect()
-    };
-
-    let cmd = if dev_done == 0 {
-        "vgcreate"
-    } else {
-        "vgextend"
-    };
-    let status = (Command::new(cmd).arg(vg_name).args(&devs))
-        .status()
-        .await?;
-    if !status.success() {
-        return Err(format_err!("{cmd} failed: {status}"));
-    }
-
-    dev_done += devs.len();
-    used_devs.extend(devs);
-
-    if dev_needed != TAKE_ALL && dev_done < (dev_needed as usize) {
-        return Err(format_err!(
-            "LVM VG {vg_name} needs {} more device(s)",
-            missing_count!()
-        ));
-    }
-
-    Ok(())
-}
-
-async fn setup_lv(vg: &LvmVG, lv: &LvmLV) -> Result<()> {
-    let name = format!("{}/{}", vg.name, lv.name);
-    info!("creating LV {name}");
-
-    let mut cmd = Command::new("lvcreate");
-    cmd.arg(&vg.name);
-    cmd.args(&["--name", &lv.name]);
-
-    match &lv.size {
-        LvSize::Size(sz) => cmd.args(&["-L", sz]),
-        LvSize::Extents(sz) => cmd.args(&["-l", sz]),
-    };
-
-    let raid = lv.raid.as_ref().unwrap_or(&vg.defaults.raid);
-
-    if let Some(mirrors) = raid.mirrors {
-        cmd.args(&["--mirrors", &mirrors.to_string()]);
-    }
-    if let Some(stripes) = raid.stripes {
-        cmd.args(&["--stripes", &stripes.to_string()]);
-    }
-
-    let status = cmd.status().await?;
-    if !status.success() {
-        return Err(format_err!("lvcreate failed: {status}"));
-    }
-
-    Ok(())
-}
-
-async fn format_lv(vg: &LvmVG, lv: &LvmLV) -> Result<()> {
-    let name = &format!("{}/{}", vg.name, lv.name);
-    let dev = &format!("/dev/{name}");
-
-    if !blockdev::is_uninitialized(&dev).await? {
-        info!("{dev} looks initialized");
-        return Ok(());
-    }
-
-    let fs = lv.fs.as_ref().unwrap_or(&vg.defaults.fs);
-    info!("initializing {} filesystem on {dev}", fs.fstype());
-
-    let mkfs = format!("mkfs.{}", fs.fstype());
-
-    let mut cmd = Command::new(&mkfs);
-
-    // filesystem specific flags
-    match fs {
-        Filesystem::Ext4 => {
-            cmd.arg("-F");
-        }
-        Filesystem::Btrfs | Filesystem::Xfs => {
-            cmd.arg("-f");
-        }
-        &Filesystem::Other(_) => {}
-    }
-
-    cmd.arg(dev);
-
-    let mut child = match cmd.spawn() {
-        Ok(v) => v,
-        Err(e) => {
-            // try simple fixes
-            match fs {
-                Filesystem::Xfs => install_package("xfsprogs").await?,
-                Filesystem::Btrfs => install_package("btrs-progs").await?,
-                _ => Err(format_err!("{mkfs} failed: {e}"))?,
-            }
-            cmd.spawn().map_err(|e| format_err!("{mkfs} failed: {e}"))?
-        }
-    };
-
-    let status = child.wait().await?;
-    if !status.success() {
-        return Err(format_err!("{mkfs} failed: {status}"));
-    }
-
-    Ok(())
-}
-
-async fn install_package(pkg: &str) -> Result<()> {
-    let status = Command::new("apk").arg("add").arg(pkg).status().await?;
-    if status.success() {
-        Ok(())
-    } else {
-        Err(format_err!("failed to install package {pkg}: {status}"))
-    }
-}
--- a/src/cmd/init/networks.rs
+++ b/src/cmd/init/networks.rs
@ -1,94 +0,0 @@
-use itertools::Itertools;
-use log::{info, warn};
-use std::collections::BTreeSet as Set;
-use tokio::process::Command;
-
-use super::{format_err, retry_or_ignore, Config, Result};
-use crate::{
-    bootstrap::config,
-    udev,
-    utils::{select_n_by_regex, NameAliases},
-};
-
-pub async fn setup(cfg: &Config) {
-    if cfg.networks.is_empty() {
-        warn!("no networks configured");
-        return;
-    }
-
-    let mut assigned = Set::new();
-
-    for net in &cfg.networks {
-        retry_or_ignore(async || setup_network(net, &mut assigned).await).await;
-    }
-}
-
-async fn setup_network(net: &config::Network, assigned: &mut Set<String>) -> Result<()> {
-    info!("setting up network {}", net.name);
-
-    let netdevs = get_interfaces()?
-        .filter(|dev| !assigned.contains(dev.name()))
-        .collect::<Vec<_>>();
-
-    for dev in &netdevs {
-        info!(
-            "- available network device: {}, aliases [{}]",
-            dev.name(),
-            dev.aliases().join(", ")
-        );
-    }
-
-    let mut cmd = Command::new("ash");
-    cmd.arg("-c");
-    cmd.arg(&net.script);
-
-    let mut selected = Vec::new();
-
-    for iface in &net.interfaces {
-        let var = &iface.var;
-
-        let netdevs = netdevs.iter().filter(|na| !assigned.contains(na.name()));
-        let if_names = select_n_by_regex(iface.n, &iface.regexps, netdevs);
-
-        if if_names.is_empty() {
-            return Err(format_err!("- no interface match for {var:?}"));
-        }
-
-        let value = if_names.join(" ");
-        info!("- {var}={value}");
-        cmd.env(var, value);
-
-        selected.extend(if_names);
-    }
-
-    info!("- running script");
-    let status = cmd.status().await?;
-    if !status.success() {
-        return Err(format_err!("setup script failed: {status}"));
-    }
-
-    assigned.extend(selected);
-    Ok(())
-}
-
-fn get_interfaces() -> Result<impl Iterator<Item = NameAliases>> {
-    Ok(udev::get_devices("net")?.into_iter().map(|dev| {
-        let mut na = NameAliases::new(dev.sysname().to_string());
-
-        for (property, value) in dev.properties() {
-            if [
-                "INTERFACE",
-                "ID_NET_NAME",
-                "ID_NET_NAME_PATH",
-                "ID_NET_NAME_MAC",
-                "ID_NET_NAME_SLOT",
-            ]
-            .contains(&property)
-            {
-                na.push(value.to_string());
-            }
-        }
-
-        na
-    }))
-}
--- a/src/cmd/init/sshd.rs
+++ b/src/cmd/init/sshd.rs
@ -1,91 +0,0 @@
-use log::{info, warn};
-use std::fs;
-use std::io::Write;
-use std::os::unix::fs::PermissionsExt;
-use std::process::Stdio;
-use tokio::net;
-use tokio::process::Command;
-
-use super::{retry_or_ignore, Config};
-
-pub async fn start(cfg: &Config) {
-    retry_or_ignore(async || {
-        info!("ssh: writing authorized keys");
-
-        let ssh_dir = "/root/.ssh";
-        let authorized_keys = format!("{ssh_dir}/authorized_keys");
-
-        fs::create_dir_all(ssh_dir)?;
-        fs::set_permissions(ssh_dir, fs::Permissions::from_mode(0o700))?;
-
-        let mut ak = Vec::new();
-
-        for auth in &cfg.auths {
-            writeln!(ak, "{} {}", auth.ssh_key, auth.name)?;
-        }
-
-        fs::write(authorized_keys, ak)?;
-        Ok(())
-    })
-    .await;
-
-    retry_or_ignore(async || {
-        let mut sshd_args = Vec::new();
-
-        sshd_args.extend(["-i", "-E", "/var/log/sshd.log"]);
-
-        for key_path in cfg.ssh.keys.iter() {
-            if !fs::exists(key_path).is_ok_and(|b| b) {
-                info!("ssh: host key not found (ignored): {key_path}");
-                continue;
-            }
-            sshd_args.extend(["-h", key_path]);
-        }
-
-        let sshd_args = sshd_args.into_iter().map(String::from).collect();
-
-        // don't pre-start sshd as it should rarely be useful at this stage, use inetd-style.
-        let listen_addr = cfg.ssh.listen.clone();
-        info!("ssh: starting listener on {listen_addr}");
-
-        let listener = net::TcpListener::bind(listen_addr).await?;
-
-        tokio::spawn(handle_ssh_connections(listener, sshd_args));
-
-        Ok(())
-    })
-    .await;
-}
-
-async fn handle_ssh_connections(listener: net::TcpListener, sshd_args: Vec<String>) {
-    loop {
-        let (stream, remote) = match listener.accept().await {
-            Ok(v) => v,
-            Err(e) => {
-                warn!("ssh: listener stopped: {e}");
-                return;
-            }
-        };
-
-        info!("ssh: new connection from {remote}");
-
-        use std::os::unix::io::{AsRawFd, FromRawFd};
-        let fd = stream.as_raw_fd();
-
-        let mut cmd = Command::new("/usr/sbin/sshd");
-        cmd.args(&sshd_args);
-
-        cmd.stdin(unsafe { Stdio::from_raw_fd(fd) });
-        cmd.stdout(unsafe { Stdio::from_raw_fd(fd) });
-        cmd.stderr(Stdio::null());
-
-        match cmd.spawn() {
-            Ok(mut child) => {
-                tokio::spawn(async move { child.wait().await });
-            }
-            Err(e) => {
-                warn!("ssh: failed to start server: {e}");
-            }
-        }
-    }
-}
--- a/src/cmd/init_input.rs
+++ b/src/cmd/init_input.rs
@ -1,11 +0,0 @@
-use crate::input;
-
-pub async fn run() {
-    tokio::spawn(async {
-        if let Err(e) = input::forward_requests_from_socket().await {
-            eprintln!("failed to forwards requests from socket: {e}");
-            std::process::exit(1);
-        }
-    });
-    input::answer_requests_from_stdin().await;
-}
--- a/src/cmd/version.rs
+++ b/src/cmd/version.rs
@ -1,12 +0,0 @@
-pub fn run() {
-    println!("{}", version_string());
-}
-
-pub fn version_string() -> String {
-    format!(
-        "Direktil {} v{} (git commit {})",
-        env!("CARGO_PKG_NAME"),
-        env!("CARGO_PKG_VERSION"),
-        env!("GIT_COMMIT")
-    )
-}
--- a/src/dkl.rs
+++ b/src/dkl.rs
@ -1,57 +0,0 @@
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
-pub struct Config {
-    pub layers: Vec<String>,
-    pub root_user: RootUser,
-    pub mounts: Vec<Mount>,
-    pub files: Vec<File>,
-    pub groups: Vec<Group>,
-    pub users: Vec<User>,
-}
-
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
-pub struct RootUser {
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub password_hash: Option<String>,
-    pub authorized_keys: Vec<String>,
-}
-
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
-pub struct Mount {
-    pub r#type: Option<String>,
-    pub dev: String,
-    pub path: String,
-    pub options: Option<String>,
-}
-
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
-pub struct Group {
-    pub name: String,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub gid: Option<u32>,
-}
-
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
-pub struct User {
-    pub name: String,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub uid: Option<u32>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub gid: Option<u32>,
-}
-
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
-pub struct File {
-    pub path: String,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub mode: Option<u32>,
-    #[serde(flatten)]
-    pub kind: FileKind,
-}
-
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
-#[serde(rename_all = "snake_case")]
-pub enum FileKind {
-    Content(String),
-    Symlink(String),
-    Dir(bool),
-}
--- a/src/dklog.rs
+++ b/src/dklog.rs
@ -1,136 +0,0 @@
-use std::io::Write;
-use std::sync::{LazyLock, Mutex};
-use std::time::SystemTime;
-use tokio::sync::watch;
-use tokio::task::JoinSet;
-
-pub static LOG: LazyLock<Log> = LazyLock::new(Log::new);
-
-pub fn init() {
-    log::set_logger(&*LOG).expect("set_logger should not fail");
-    log::set_max_level(log::LevelFilter::Info);
-}
-
-pub struct Log {
-    start: SystemTime,
-    log: Mutex<Vec<u8>>,
-    tx: Mutex<Option<watch::Sender<usize>>>,
-    rx: watch::Receiver<usize>,
-    tasks: Mutex<Option<JoinSet<()>>>,
-}
-
-impl Log {
-    pub fn new() -> Self {
-        let (tx, rx) = watch::channel(0);
-        Self {
-            start: SystemTime::now(),
-            log: Mutex::new(Vec::new()),
-            tx: Mutex::new(Some(tx)),
-            rx,
-            tasks: Mutex::new(Some(JoinSet::new())),
-        }
-    }
-
-    pub fn spawn(&self, task: impl Future<Output = ()> + Send + 'static) {
-        if let Some(tasks) = self.tasks.lock().unwrap().as_mut() {
-            tasks.spawn(task);
-        }
-    }
-
-    pub fn subscribe(&self) -> LogWatch {
-        LogWatch {
-            log: self,
-            pos: 0,
-            rx: self.rx.clone(),
-        }
-    }
-
-    pub async fn copy_to<W: tokio::io::AsyncWrite + Unpin>(&self, mut out: W) {
-        let mut log = self.subscribe();
-        use tokio::io::AsyncWriteExt;
-        while let Some(chunk) = log.next().await {
-            let _ = out.write_all(&chunk).await;
-            let _ = out.flush().await;
-        }
-    }
-
-    pub async fn close(&self) {
-        self.tx.lock().unwrap().take();
-        if let Some(tasks) = self.tasks.lock().unwrap().take() {
-            tasks.join_all().await;
-        }
-    }
-}
-
-impl log::Log for Log {
-    fn enabled(&self, metadata: &log::Metadata) -> bool {
-        use log::Level::*;
-        match metadata.level() {
-            Trace | Debug => false,
-            Info | Warn | Error => true,
-        }
-    }
-
-    fn log(&self, record: &log::Record) {
-        if !self.enabled(record.metadata()) {
-            return;
-        }
-
-        let ts = self.start.elapsed().unwrap_or_default();
-
-        use log::Level::*;
-        let level = match record.level() {
-            Trace => "\x1b[2mTRC\x1b[0m",
-            Debug => "\x1b[34mDBG\x1b[0m",
-            Info => "\x1b[32mINF\x1b[0m",
-            Warn => "\x1b[93mWRN\x1b[0m",
-            Error => "\x1b[91mERR\x1b[0m",
-        };
-
-        let Ok(mut log) = self.log.lock() else {
-            return;
-        };
-
-        writeln!(
-            log,
-            "{:3}.{:03} {level} {}",
-            ts.as_secs(),
-            ts.subsec_millis(),
-            record.args()
-        )
-        .expect("write to buf should not fail");
-
-        if let Some(tx) = self.tx.lock().unwrap().as_mut() {
-            tx.send_replace(log.len());
-        }
-    }
-
-    fn flush(&self) {
-        // always flushed
-    }
-}
-
-pub struct LogWatch<'t> {
-    log: &'t Log,
-    pos: usize,
-    rx: watch::Receiver<usize>,
-}
-
-impl<'t> LogWatch<'t> {
-    pub async fn next(&mut self) -> Option<Vec<u8>> {
-        loop {
-            let new_pos = self.rx.borrow_and_update().clone();
-            if new_pos <= self.pos {
-                if self.rx.changed().await.is_err() {
-                    return None; // finished
-                }
-                continue;
-            }
-
-            let mut chunk = Vec::new();
-            chunk.extend(&self.log.log.lock().unwrap()[self.pos..new_pos]);
-            self.pos = new_pos;
-            return Some(chunk);
-        }
-    }
-}
--- a/src/fs.rs
+++ b/src/fs.rs
@ -1,43 +0,0 @@
-use log::warn;
-use std::io::Result;
-use tokio::fs;
-
-pub async fn walk_dir(dir: &str) -> Vec<String> {
-    let mut todo = Vec::new();
-    if let Ok(rd) = read_dir(dir).await {
-        todo.push(rd);
-    }
-
-    let mut results = Vec::new();
-
-    while let Some(rd) = todo.pop() {
-        for (path, is_dir) in rd {
-            if is_dir {
-                let Ok(child_rd) = (read_dir(&path).await)
-                    .inspect_err(|e| warn!("reading dir {path} failed: {e}"))
-                else {
-                    continue;
-                };
-                todo.push(child_rd);
-            } else {
-                results.push(path);
-            }
-        }
-    }
-
-    results
-}
-
-async fn read_dir(dir: &str) -> Result<Vec<(String, bool)>> {
-    let mut rd = fs::read_dir(dir).await?;
-    let mut entries = Vec::new();
-
-    while let Some(entry) = rd.next_entry().await? {
-        if let Some(path) = entry.path().to_str() {
-            entries.push((path.to_string(), entry.file_type().await?.is_dir()));
-        }
-    }
-
-    entries.sort(); // we want a deterministic & intuitive order
-    Ok(entries)
-}
--- a/src/input.rs
+++ b/src/input.rs
@ -1,277 +0,0 @@
-use log::warn;
-use std::fmt::Display;
-use std::sync::{Arc, LazyLock};
-use tokio::io::{self, AsyncBufReadExt, AsyncWriteExt, BufReader};
-use tokio::net;
-use tokio::sync::{oneshot, watch, Mutex};
-
-pub async fn read_line(prompt: impl Display) -> String {
-    read(prompt, false).await
-}
-
-pub async fn read_password(prompt: impl Display) -> String {
-    read(prompt, true).await
-}
-
-fn choice_char(s: &str) -> char {
-    s.chars().skip_while(|c| *c != '[').skip(1).next().unwrap()
-}
-
-#[test]
-fn test_choice_char() {
-    assert_eq!('r', choice_char("[r]etry"));
-    assert_eq!('b', choice_char("re[b]boot"));
-}
-
-/// ```no_run
-/// use init::input;
-///
-/// #[tokio::main(flavor = "current_thread")]
-/// async fn main() {
-///     tokio::spawn(input::answer_requests_from_stdin());
-///     match input::read_choice(["[r]etry","[i]gnore","re[b]oot"]).await {
-///         'r' => todo!(),
-///         'i' => todo!(),
-///         'b' => todo!(),
-///         _ => unreachable!(),
-///     }
-/// }
-/// ```
-pub async fn read_choice<const N: usize>(choices: [&str; N]) -> char {
-    let chars = choices.map(choice_char);
-
-    let mut prompt = String::new();
-    for s in choices {
-        if !prompt.is_empty() {
-            prompt.push_str(", ");
-        }
-        prompt.push_str(s);
-    }
-    prompt.push_str("? ");
-
-    loop {
-        let line = read_line(&prompt).await;
-        let Some(ch) = line.chars().nth(0) else {
-            continue;
-        };
-
-        for choice in chars {
-            if ch == choice {
-                return choice;
-            }
-        }
-    }
-}
-
-#[derive(Clone, serde::Deserialize, serde::Serialize)]
-pub struct InputRequest {
-    prompt: String,
-    hide: bool,
-}
-
-pub type Reply = Arc<Mutex<Option<oneshot::Sender<String>>>>;
-
-static REQ: LazyLock<Mutex<watch::Sender<Option<(InputRequest, Reply)>>>> = LazyLock::new(|| {
-    let (tx, _) = watch::channel(None);
-    Mutex::new(tx)
-});
-static READ_MUTEX: Mutex<()> = Mutex::const_new(());
-
-async fn read(prompt: impl Display, hide_input: bool) -> String {
-    let _read_lock = READ_MUTEX.lock();
-
-    let req = InputRequest {
-        prompt: prompt.to_string(),
-        hide: hide_input,
-    };
-
-    let (tx, rx) = oneshot::channel();
-    let reply = Arc::new(Mutex::new(Some(tx)));
-
-    REQ.lock().await.send_replace(Some((req, reply)));
-
-    let input = rx.await.expect("reply sender should not be closed");
-
-    REQ.lock().await.send_replace(None);
-
-    input
-}
-
-pub async fn answer_requests_from_stdin() {
-    let mut stdin = BufReader::new(io::stdin()).lines();
-    let mut stdout = io::stdout();
-
-    let mut current_req = REQ.lock().await.subscribe();
-    current_req.mark_changed();
-
-    loop {
-        // TODO check is stdin has been closed (using C-c is enough for now)
-        (current_req.changed().await).expect("input request should not close");
-
-        let Some((req, reply)) = current_req.borrow_and_update().clone() else {
-            continue;
-        };
-
-        // handle hide
-        let mut saved_termios = None;
-        if req.hide {
-            match termios::Termios::from_fd(0) {
-                Ok(mut tio) => {
-                    saved_termios = Some(tio.clone());
-                    tio.c_lflag &= !termios::ECHO;
-                    if let Err(e) = termios::tcsetattr(0, termios::TCSAFLUSH, &tio) {
-                        warn!("password may be echoed! {e}");
-                    }
-                }
-                Err(e) => {
-                    warn!("password may be echoed! {e}");
-                }
-            }
-        }
-
-        // print the prompt and wait for user input
-        stdout.write_all(req.prompt.as_bytes()).await.unwrap();
-        stdout.flush().await.unwrap();
-
-        tokio::select!(
-            r = stdin.next_line() => {
-                let Ok(Some(line)) = r else {
-                    warn!("stdin closed");
-                    return;
-                };
-
-                if let Some(tx) = reply.lock().await.take() {
-                    let _ = tx.send(line);
-                }
-
-                if saved_termios.is_some() {
-                    // final '\n' is hidden too so fix it
-                    stdout.write_all(b"\n").await.unwrap();
-                    stdout.flush().await.unwrap();
-                }
-            }
-            _ = current_req.changed() => {
-                // reply came from somewhere else
-                stdout.write_all(b"<answered>\n").await.unwrap();
-                stdout.flush().await.unwrap();
-
-                current_req.mark_changed();
-            }
-        );
-
-        // restore term if input was hidden
-        if let Some(tio) = saved_termios {
-            if let Err(e) = termios::tcsetattr(0, termios::TCSAFLUSH, &tio) {
-                warn!("failed to restore pty attrs: {e}");
-            }
-        }
-    }
-}
-
-const SOCKET_PATH: &str = "/run/init.sock";
-
-pub async fn answer_requests_from_socket() {
-    let Ok(listener) = net::UnixListener::bind(SOCKET_PATH)
-        .inspect_err(|e| warn!("failed start input socket listener: {e}"))
-    else {
-        return;
-    };
-
-    loop {
-        let Ok((conn, _)) = (listener.accept())
-            .await
-            .inspect_err(|e| warn!("input socket listener failed: {e}"))
-        else {
-            return;
-        };
-
-        tokio::spawn(handle_connection(conn));
-    }
-}
-
-async fn handle_connection(conn: net::UnixStream) {
-    let mut current_req = REQ.lock().await.subscribe();
-    current_req.mark_changed();
-
-    let (rd, mut wr) = io::split(conn);
-    let mut rd = BufReader::new(rd).lines();
-
-    loop {
-        (current_req.changed().await).expect("input request should not close");
-        let Some((req, reply)) = current_req.borrow_and_update().clone() else {
-            if wr.write_all(b"null\n").await.is_err() {
-                return;
-            }
-            if wr.flush().await.is_err() {
-                return;
-            }
-
-            continue;
-        };
-
-        {
-            let mut buf = serde_json::to_vec(&req).unwrap();
-            buf.push(b'\n');
-
-            if (wr.write_all(&buf).await).is_err() {
-                return;
-            }
-            if wr.flush().await.is_err() {
-                return;
-            }
-        }
-
-        tokio::select!(
-            r = rd.next_line() => {
-                let Ok(Some(line)) = r else {
-                    return; // closed
-                };
-
-                if let Some(tx) = reply.lock().await.take() {
-                    let _ = tx.send(line);
-                }
-            }
-            _ = current_req.changed() => {
-                // reply came from somewhere else
-                current_req.mark_changed();
-            }
-        );
-    }
-}
-
-pub async fn forward_requests_from_socket() -> eyre::Result<()> {
-    let stream = net::UnixStream::connect(SOCKET_PATH).await?;
-
-    let (rd, mut wr) = io::split(stream);
-    let mut rd = BufReader::new(rd).lines();
-
-    let mut line = rd.next_line().await?;
-
-    loop {
-        let Some(req) = line else {
-            return Ok(());
-        };
-
-        let req: Option<InputRequest> = serde_json::from_str(&req)?;
-
-        let Some(req) = req else {
-            // request answered from somewhere else
-            REQ.lock().await.send_replace(None);
-            line = rd.next_line().await?;
-            continue;
-        };
-
-        tokio::select!(
-            mut r = read(req.prompt, req.hide) => {
-                r.push('\n');
-                wr.write_all(r.as_bytes()).await?;
-                wr.flush().await?;
-
-                line = rd.next_line().await?;
-            }
-            l = rd.next_line() => {
-                line = l?;
-            }
-        );
-    }
-}
--- a/src/lib.rs
+++ b/src/lib.rs
@ -1,11 +0,0 @@
-pub mod bootstrap;
-pub mod cmd;
-pub mod lsblk;
-pub mod lvm;
-pub mod udev;
-pub mod utils;
-pub mod input;
-pub mod blockdev;
-pub mod fs;
-pub mod dkl;
-pub mod dklog;
--- a/src/lvm.rs
+++ b/src/lvm.rs
@ -1,5 +1,5 @@
-use eyre::{format_err, Result};
-use tokio::process::Command;
+use std::io;
+use std::process::Command;

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
 struct Report {
@ -7,13 +7,11 @@ struct Report {
 }

 #[derive(Debug, serde::Deserialize, serde::Serialize)]
+#[serde(untagged)]
 enum ReportObj {
-    #[serde(rename = "pv")]
-    PV(Vec<PV>),
-    #[serde(rename = "vg")]
-    VG(Vec<VG>),
-    #[serde(rename = "lv")]
-    LV(Vec<LV>),
+    PV { pv: Vec<PV> },
+    VG { vg: Vec<VG> },
+    LV { lv: Vec<LV> },
 }

 #[derive(Debug, Clone, serde::Deserialize, serde::Serialize)]
@ -39,63 +37,47 @@ pub struct VG {

 #[derive(Debug, Clone, serde::Deserialize, serde::Serialize)]
 pub struct LV {
-    pub lv_name: String,
-    pub vg_name: String,
-    pub lv_attr: String,
-    pub lv_size: String,
-    pub pool_lv: String,
-    pub origin: String,
-    pub data_percent: String,
-    pub metadata_percent: String,
-    pub move_pv: String,
-    pub mirror_log: String,
-    pub copy_percent: String,
-    pub convert_lv: String,
+    lv_name: String,
+    vg_name: String,
+    lv_attr: String,
+    lv_size: String,
+    pool_lv: String,
+    origin: String,
+    data_percent: String,
+    metadata_percent: String,
+    move_pv: String,
+    mirror_log: String,
+    copy_percent: String,
+    convert_lv: String,
 }

-impl LV {
-    pub fn equal_name(&self, vg_name: &str, lv_name: &str) -> bool {
-        vg_name == &self.vg_name && lv_name == &self.lv_name
-    }
-}
-
-pub async fn pvs() -> Result<Vec<PV>> {
+pub fn pvs() -> io::Result<Vec<PV>> {
    report_cmd("pvs", |o| match o {
-        ReportObj::PV(pv) => Some(pv),
+        ReportObj::PV { pv } => Some(pv),
        _ => None,
    })
-    .await
 }

-pub async fn vgs() -> Result<Vec<VG>> {
+pub fn vgs() -> io::Result<Vec<VG>> {
    report_cmd("vgs", |o| match o {
-        ReportObj::VG(vg) => Some(vg),
+        ReportObj::VG { vg } => Some(vg),
        _ => None,
    })
-    .await
 }

-pub async fn lvs() -> Result<Vec<LV>> {
+pub fn lvs() -> io::Result<Vec<LV>> {
    report_cmd("lvs", |o| match o {
-        ReportObj::LV(lv) => Some(lv),
+        ReportObj::LV { lv } => Some(lv),
        _ => None,
    })
-    .await
 }

-async fn report_cmd<T>(cmd: &str, find: fn(ReportObj) -> Option<Vec<T>>) -> Result<Vec<T>> {
-    let output = Command::new(cmd)
-        .arg("--reportformat=json")
-        .output()
-        .await?;
-
-    if !output.status.success() {
-        let stderr = String::from_utf8_lossy(&output.stderr.trim_ascii());
-        return Err(format_err!("{cmd} failed: {}", stderr));
-    }
-
-    let report: Report = serde_json::from_slice(&output.stdout).unwrap();
-    Ok((report.report.into_iter())
+fn report_cmd<T>(cmd: &str, find: fn(ReportObj) -> Option<Vec<T>>) -> io::Result<Vec<T>> {
+    let output = Command::new(cmd).arg("--reportformat=json").output()?;
+    let report: Report = serde_json::from_slice(output.stdout.as_slice()).unwrap();
+    Ok(report
+        .report
+        .into_iter()
        .filter_map(find)
        .flatten()
        .collect())
--- a/src/main.rs
+++ b/src/main.rs
@ -1,42 +1,169 @@
-use eyre::Result;
-use log::warn;
-use std::env;
-use std::process::exit;
+mod bootstrap;
+mod lsblk;
+mod lvm;

-use init::cmd;
-use init::dklog;
+use anyhow::format_err;
+use log::error;
+use std::io;
+use std::process::{exit, Command};
+use std::{env, fs};

-#[tokio::main(flavor = "current_thread")]
-async fn main() -> Result<()> {
-    dklog::LOG.spawn(dklog::LOG.copy_to(tokio::io::stderr()));
+fn main() {
+    if let None = env::var_os("RUST_LOG") {
+        env::set_var("RUST_LOG", "info");
+    }
+    env_logger::init();

-    dklog::init();
+    env::set_var("PATH", "/bin:/sbin");

-    let call_name = env::args().next().unwrap_or("init".into());
-    let call_name = (call_name.rsplit_once('/').map(|(_, n)| n)).unwrap_or(call_name.as_str());
-
-    if call_name == "init" {
-        dklog::LOG.spawn(async {
-            let Ok(log_file) = (tokio::fs::File::create("/var/log/init.log").await)
-                .inspect_err(|e| warn!("failed to open init.log: {e}"))
-            else {
-                return;
-            };
-            dklog::LOG.copy_to(log_file).await;
-        });
+    if let Some(arg) = env::args().into_iter().nth(1) {
+        match arg.as_str() {
+            "hello" => println!("hello"),
+            _ => {
+                error!("invalid arg: {arg}");
+                exit(1);
+            }
+        };
+        exit(0);
    }

-    match call_name {
-        "init" => cmd::init::run().await,
-        "init-version" => cmd::version::run(),
-        "init-connect" => cmd::init_input::run().await,
+    let cfg: bootstrap::config::Config = retry(|| {
+        let cfg = fs::read("config.yaml").map_err(|e| format_err!("failed to read config: {e}"))?;
+        serde_yaml::from_slice(cfg.as_slice())
+            .map_err(|e| format_err!("failed to parse config: {e}"))
+    });

-        _ => {
-            eprintln!("invalid call name: {call_name:?}");
-            exit(1);
+    serde_yaml::to_writer(io::stdout(), &cfg).unwrap();
+
+    mount("none", "/proc", "proc", None);
+    mount("none", "/sys", "sysfs", None);
+    mount("none", "/dev", "devtmpfs", None);
+    mount("none", "/dev/pts", "devpts", Some("gid=5,mode=620"));
+
+    exec("ash", vec!["-c", "set -ex; pvs; false"]);
+
+    for pv in lvm::pvs().unwrap() {
+        println!("pv: {pv:?}");
+    }
+    for vg in lvm::vgs().unwrap() {
+        println!("vg: {vg:?}");
+    }
+    for lv in lvm::lvs().unwrap() {
+        println!("lv: {lv:?}");
+    }
+
+    println!("lsblk: {:?}", lsblk::report());
+
+    // TODO
+}
+
+fn mount(src: &str, dst: &str, fstype: &str, opts: Option<&str>) {
+    let _ = fs::create_dir_all(dst).inspect_err(|e| error!("failed to create dir {dst}: {e}"));
+
+    let mut args = vec![src, dst, "-t", fstype];
+    if let Some(opts) = opts {
+        args.extend(["-o", opts]);
+    }
+    exec("mount", args);
+}
+
+fn exec(prog: &str, args: Vec<&str>) {
+    let cmd_str = sh_str(prog, &args);
+    retry_or_ignore(|| {
+        println!("\x1b[34m# {cmd_str}\x1b[0m");
+        let mut cmd = Command::new(prog);
+        cmd.args(args.clone());
+        let s = cmd.status()?;
+        if s.success() {
+            Ok(())
+        } else {
+            Err(format_err!("command failed: {s}"))
+        }
+    });
+}
+
+fn retry_or_ignore(action: impl Fn() -> anyhow::Result<()>) {
+    loop {
+        match action() {
+            Ok(_) => return,
+            Err(e) => {
+                eprintln!("\x1b[31m{e}\x1b[0m");
+
+                loop {
+                    eprint!("[r]etry, [i]gnore, or [s]hell? ");
+
+                    let mut line = String::new();
+                    io::stdin().read_line(&mut line).unwrap();
+
+                    match line.trim() {
+                        "r" => break,
+                        "i" => return,
+                        "s" => {
+                            exec_shell();
+                            break;
+                        }
+                        v => {
+                            eprintln!("invalid choice: {v:?}");
+                        }
+                    };
+                }
+            }
+        }
+    }
+}
+
+fn retry<T>(action: impl Fn() -> anyhow::Result<T>) -> T {
+    loop {
+        match action() {
+            Ok(v) => return v,
+            Err(e) => {
+                eprintln!("\x1b[31m{e}\x1b[0m");
+
+                loop {
+                    eprint!("[r]etry, or [s]hell? ");
+
+                    let mut line = String::new();
+                    io::stdin().read_line(&mut line).unwrap();
+
+                    match line.trim() {
+                        "r" => break,
+                        "s" => {
+                            exec_shell();
+                            break;
+                        }
+                        v => {
+                            eprintln!("invalid choice: {v:?}");
+                        }
+                    };
+                }
+            }
+        }
+    }
+}
+
+fn exec_shell() {
+    let mut child = match Command::new("ash").spawn() {
+        Ok(c) => c,
+        Err(e) => {
+            error!("failed to exec shell: {e}");
+            return;
        }
    };

-    dklog::LOG.close().await;
-    Ok(())
+    let _ = child.wait();
+}
+
+fn sh_str(prog: &str, args: &Vec<&str>) -> String {
+    use std::borrow::Cow;
+
+    let mut buf = String::new();
+
+    buf.push_str(&shell_escape::escape(Cow::from(prog)));
+
+    for &arg in args {
+        buf.push(' ');
+        buf.push_str(&shell_escape::escape(Cow::from(arg)));
+    }
+
+    buf
 }
--- a/src/udev.rs
+++ b/src/udev.rs
@ -1,65 +0,0 @@
-use eyre::Result;
-use log::error;
-
-pub struct Device {
-    sysname: String,
-    output: String,
-}
-
-impl Device {
-    pub fn sysname(&self) -> &str {
-        self.sysname.as_str()
-    }
-
-    pub fn properties(&self) -> impl Iterator<Item = (&str, &str)> {
-        self.output
-            .lines()
-            .filter_map(|line| line.strip_prefix("E: ")?.split_once('='))
-    }
-}
-
-pub fn get_devices(class: &str) -> Result<Vec<Device>> {
-    let mut devices = Vec::new();
-
-    // none of libudev and udev crates were able to list network devices.
-    // falling back to manual sysfs scanning :(
-    //
-    // Even when given a syspath,
-    // - udev crate failed to see all properties;
-    // - libudev crate segfaulted on the second property (SYSNUM ok, then segfault).
-    // falling back to parsing udevadm output :(
-    //
-    // The best fix would be to check what's wrong with udev crate.
-
-    let entries = std::fs::read_dir(format!("/sys/class/{class}"))?;
-    for entry in entries {
-        let Ok(entry) = entry else {
-            continue;
-        };
-
-        let path = entry.path();
-        let path = path.to_string_lossy();
-
-        let output = std::process::Command::new("udevadm")
-            .args(&["info", &format!("--path={path}")])
-            .stderr(std::process::Stdio::piped())
-            .output()?;
-
-        if !output.status.success() {
-            error!("udevadm fail for {path}");
-            continue;
-        }
-
-        let output = String::from_utf8_lossy(&output.stdout);
-
-        let name = entry.file_name();
-        let dev = Device {
-            sysname: name.to_string_lossy().to_string(),
-            output: output.into_owned(),
-        };
-
-        devices.push(dev);
-    }
-
-    Ok(devices)
-}
--- a/src/utils.rs
+++ b/src/utils.rs
@ -1,61 +0,0 @@
-use log::error;
-use std::collections::BTreeSet as Set;
-
-pub struct NameAliases {
-    name: String,
-    aliases: Set<String>,
-}
-
-impl NameAliases {
-    pub fn new(name: String) -> Self {
-        Self {
-            name,
-            aliases: Set::new(),
-        }
-    }
-
-    pub fn name(&self) -> &str {
-        self.name.as_str()
-    }
-    pub fn aliases(&self) -> impl Iterator<Item = &str> {
-        self.aliases.iter().map(|s| s.as_str())
-    }
-
-    pub fn iter(&self) -> impl Iterator<Item = &str> {
-        std::iter::once(self.name()).chain(self.aliases())
-    }
-
-    pub fn push(&mut self, alias: String) {
-        if self.name == alias {
-            return;
-        }
-        self.aliases.insert(alias);
-    }
-}
-
-pub fn select_n_by_regex<'t>(
-    n: i16,
-    regexs: &Vec<String>,
-    nas: impl Iterator<Item = &'t NameAliases>,
-) -> Vec<String> {
-    // compile regexs
-    let regexs: Vec<_> = (regexs.iter())
-        .filter_map(|re| {
-            regex::Regex::new(re)
-                .inspect_err(|e| error!("invalid regex ignored: {re:?}: {e}"))
-                .ok()
-        })
-        .collect();
-
-    let matching = |name| regexs.iter().any(|re| re.is_match(name));
-
-    let nas = nas
-        .filter(|na| na.iter().any(matching))
-        .map(|na| na.name().to_string());
-
-    if n == -1 {
-        nas.collect()
-    } else {
-        nas.take(n as usize).collect()
-    }
-}
--- a/test-initrd/id_ecdsa
+++ b/test-initrd/id_ecdsa
@ -1,9 +0,0 @@
-----BEGIN OPENSSH PRIVATE KEY-----
-b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAaAAAABNlY2RzYS
-1zaGEyLW5pc3RwMjU2AAAACG5pc3RwMjU2AAAAQQSlevO48OA0/yB8zTP1naijVU3wsB0c
-4s6Jc/8y7YwNq51/SlieeGeRFcCSke5Z67rNX2JFiv+tsGQB6TczZm/6AAAAqDU5b2c1OW
-9nAAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKV687jw4DT/IHzN
-M/WdqKNVTfCwHRzizolz/zLtjA2rnX9KWJ54Z5EVwJKR7lnrus1fYkWK/62wZAHpNzNmb/
-oAAAAhANenGXlP1ZPgcyb/+O57MbpGDOZS4e7UNiyvkD8I3hNnAAAACW53cmtAbndyawEC
-AwQFBg==
-----END OPENSSH PRIVATE KEY-----
--- a/test-initrd/id_ed25519
+++ b/test-initrd/id_ed25519
@ -1,7 +0,0 @@
-----BEGIN OPENSSH PRIVATE KEY-----
-b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW
-QyNTUxOQAAACCCMX0zm3Fi7vXWevHuJvzU30l5F06NAC2qloUewVSoDQAAAJDnq/y456v8
-uAAAAAtzc2gtZWQyNTUxOQAAACCCMX0zm3Fi7vXWevHuJvzU30l5F06NAC2qloUewVSoDQ
-AAAEDXYq507MsjSN34Qw87guf3d5D4Dt2IrF788CeBcYSNe4IxfTObcWLu9dZ68e4m/NTf
-SXkXTo0ALaqWhR7BVKgNAAAACW53cmtAbndyawECAwQ=
-----END OPENSSH PRIVATE KEY-----
--- a/test-initrd/id_rsa.pub
+++ b/test-initrd/id_rsa.pub
@ -0,0 +1 @@
+ssh-rsa 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 test@novit.io
Author	SHA1	Message	Date
Mikaël Cluseau	bce1ec14f1	wip	2024-06-29 09:25:11 +02:00
Mikaël Cluseau	57064a39b6	no real benefit vs go for now	2024-05-15 09:59:57 +11:00
Mikaël Cluseau	7c85855281	introduce rust	2024-04-29 12:54:25 +02:00
				`@ -0,0 +1 @@`
				ssh-rsa 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 test@novit.io