migrate to rust

src/lsblk.rs

@@ -0,0 +1,27 @@
+use std::io;
+use std::process::Command;
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct Report {
+    pub blockdevices: Vec<BlockDev>,
+}
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct BlockDev {
+    pub name: String,
+    #[serde(rename = "maj:min")]
+    pub maj_min: String,
+    pub rm: bool,
+    pub size: String,
+    pub ro: bool,
+    #[serde(rename = "type")]
+    pub dev_type: String,
+    pub mountpoints: Vec<Option<String>>,
+    #[serde(default)]
+    pub children: Vec<BlockDev>,
+}
+
+pub fn report() -> io::Result<Report> {
+    let output = Command::new("lsblk").arg("--json").output()?;
+    Ok(serde_json::from_slice(output.stdout.as_slice()).unwrap())
+}