src/tools/disks.rs: add helper to list partitions
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@ -31,6 +31,7 @@ pub use smart::*;
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pub const SGDISK_BIN_PATH: &str = "/usr/sbin/sgdisk";
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pub const LSBLK_BIN_PATH: &str = "/usr/bin/lsblk";
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pub const BLOCKDEV_BIN_PATH: &str = "/sbin/blockdev";
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pub const MKFS_BIN_PATH: &str = "/sbin/mkfs";
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lazy_static::lazy_static!{
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static ref ISCSI_PATH_REGEX: regex::Regex =
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@ -476,6 +477,36 @@ impl Disk {
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}
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Ok(None)
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}
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/// List device partitions
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pub fn partitions(&self) -> Result<HashMap<u64, Disk>, Error> {
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let sys_path = self.syspath();
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let device = self.sysname().to_string_lossy().to_string();
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let mut map = HashMap::new();
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for item in crate::tools::fs::read_subdir(libc::AT_FDCWD, sys_path)? {
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let item = item?;
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let name = match item.file_name().to_str() {
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Ok(name) => name,
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Err(_) => continue, // skip non utf8 entries
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};
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if !name.starts_with(&device) { continue; }
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let mut part_path = sys_path.to_owned();
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part_path.push(name);
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let disk_part = self.manager.clone().disk_by_sys_path(&part_path)?;
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if let Some(partition) = disk_part.read_sys_u64("partition")? {
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map.insert(partition, disk_part);
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}
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}
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Ok(map)
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}
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}
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/// Returns disk usage information (total, used, avail)
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