46 lines
1.3 KiB
Rust
46 lines
1.3 KiB
Rust
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use eyre::Result;
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use log::info;
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use std::path::Path;
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use tokio::fs;
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pub async fn files(files: &[crate::File], root: &str) -> Result<()> {
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for file in files {
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let path = chroot(root, &file.path);
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let path = Path::new(&path);
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if let Some(parent) = path.parent() {
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fs::create_dir_all(parent).await?;
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}
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use crate::FileKind as K;
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match &file.kind {
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K::Content(content) => fs::write(path, content.as_bytes()).await?,
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K::Dir(true) => fs::create_dir(path).await?,
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K::Dir(false) => {} // shouldn't happen, but semantic is to ignore
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K::Symlink(tgt) => fs::symlink(tgt, path).await?,
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}
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match file.kind {
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K::Symlink(_) => {}
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_ => set_perms(path, file.mode).await?,
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}
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info!("created {}", file.path);
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}
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Ok(())
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}
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pub async fn set_perms(path: impl AsRef<Path>, mode: Option<u32>) -> std::io::Result<()> {
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if let Some(mode) = mode.filter(|m| *m != 0) {
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use std::os::unix::fs::PermissionsExt;
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let mode = std::fs::Permissions::from_mode(mode);
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fs::set_permissions(path, mode).await?;
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}
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Ok(())
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}
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pub fn chroot(root: &str, path: &str) -> String {
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format!("{root}/{}", path.trim_start_matches(|c| c == '/'))
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}
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