Function parse_proc_self_mountinfo

src/service/src/boot.rs:146–156

Parses /proc/self/mountinfo into vectors of Mountinfo objects, returning (v2_mounts, v1_mounts).

()

        /// Parses /proc/self/mountinfo into vectors of Mountinfo objects,
        /// returning (v2_mounts, v1_mounts).
        fn parse_proc_self_mountinfo() -> Option<(Vec<MountInfo>, Vec<MountInfo>)> {
            let file = File::open("/proc/self/mountinfo").ok()?;
            let file = BufReader::new(file);
            Some(
                file.lines()
                    .map_while(Result::ok)
                    .filter_map(MountInfo::from_line)
                    .filter(|mi| mi.fs_type == "cgroup" || mi.fs_type == "cgroup2")
                    .partition(|mi| mi.fs_type == "cgroup2"),
            )
        }

        /// Represents a cgroup limits, with both memory and swap maximums if they
        /// exist.