| // +build linux |
| |
| package disk |
| |
| import ( |
| "fmt" |
| "os/exec" |
| "strconv" |
| "strings" |
| "syscall" |
| |
| "github.com/shirou/gopsutil/internal/common" |
| ) |
| |
| const ( |
| SectorSize = 512 |
| ) |
| const ( |
| // man statfs |
| ADFS_SUPER_MAGIC = 0xadf5 |
| AFFS_SUPER_MAGIC = 0xADFF |
| BDEVFS_MAGIC = 0x62646576 |
| BEFS_SUPER_MAGIC = 0x42465331 |
| BFS_MAGIC = 0x1BADFACE |
| BINFMTFS_MAGIC = 0x42494e4d |
| BTRFS_SUPER_MAGIC = 0x9123683E |
| CGROUP_SUPER_MAGIC = 0x27e0eb |
| CIFS_MAGIC_NUMBER = 0xFF534D42 |
| CODA_SUPER_MAGIC = 0x73757245 |
| COH_SUPER_MAGIC = 0x012FF7B7 |
| CRAMFS_MAGIC = 0x28cd3d45 |
| DEBUGFS_MAGIC = 0x64626720 |
| DEVFS_SUPER_MAGIC = 0x1373 |
| DEVPTS_SUPER_MAGIC = 0x1cd1 |
| EFIVARFS_MAGIC = 0xde5e81e4 |
| EFS_SUPER_MAGIC = 0x00414A53 |
| EXT_SUPER_MAGIC = 0x137D |
| EXT2_OLD_SUPER_MAGIC = 0xEF51 |
| EXT2_SUPER_MAGIC = 0xEF53 |
| EXT3_SUPER_MAGIC = 0xEF53 |
| EXT4_SUPER_MAGIC = 0xEF53 |
| FUSE_SUPER_MAGIC = 0x65735546 |
| FUTEXFS_SUPER_MAGIC = 0xBAD1DEA |
| HFS_SUPER_MAGIC = 0x4244 |
| HOSTFS_SUPER_MAGIC = 0x00c0ffee |
| HPFS_SUPER_MAGIC = 0xF995E849 |
| HUGETLBFS_MAGIC = 0x958458f6 |
| ISOFS_SUPER_MAGIC = 0x9660 |
| JFFS2_SUPER_MAGIC = 0x72b6 |
| JFS_SUPER_MAGIC = 0x3153464a |
| MINIX_SUPER_MAGIC = 0x137F /* orig. minix */ |
| MINIX_SUPER_MAGIC2 = 0x138F /* 30 char minix */ |
| MINIX2_SUPER_MAGIC = 0x2468 /* minix V2 */ |
| MINIX2_SUPER_MAGIC2 = 0x2478 /* minix V2, 30 char names */ |
| MINIX3_SUPER_MAGIC = 0x4d5a /* minix V3 fs, 60 char names */ |
| MQUEUE_MAGIC = 0x19800202 |
| MSDOS_SUPER_MAGIC = 0x4d44 |
| NCP_SUPER_MAGIC = 0x564c |
| NFS_SUPER_MAGIC = 0x6969 |
| NILFS_SUPER_MAGIC = 0x3434 |
| NTFS_SB_MAGIC = 0x5346544e |
| OCFS2_SUPER_MAGIC = 0x7461636f |
| OPENPROM_SUPER_MAGIC = 0x9fa1 |
| PIPEFS_MAGIC = 0x50495045 |
| PROC_SUPER_MAGIC = 0x9fa0 |
| PSTOREFS_MAGIC = 0x6165676C |
| QNX4_SUPER_MAGIC = 0x002f |
| QNX6_SUPER_MAGIC = 0x68191122 |
| RAMFS_MAGIC = 0x858458f6 |
| REISERFS_SUPER_MAGIC = 0x52654973 |
| ROMFS_MAGIC = 0x7275 |
| SELINUX_MAGIC = 0xf97cff8c |
| SMACK_MAGIC = 0x43415d53 |
| SMB_SUPER_MAGIC = 0x517B |
| SOCKFS_MAGIC = 0x534F434B |
| SQUASHFS_MAGIC = 0x73717368 |
| SYSFS_MAGIC = 0x62656572 |
| SYSV2_SUPER_MAGIC = 0x012FF7B6 |
| SYSV4_SUPER_MAGIC = 0x012FF7B5 |
| TMPFS_MAGIC = 0x01021994 |
| UDF_SUPER_MAGIC = 0x15013346 |
| UFS_MAGIC = 0x00011954 |
| USBDEVICE_SUPER_MAGIC = 0x9fa2 |
| V9FS_MAGIC = 0x01021997 |
| VXFS_SUPER_MAGIC = 0xa501FCF5 |
| XENFS_SUPER_MAGIC = 0xabba1974 |
| XENIX_SUPER_MAGIC = 0x012FF7B4 |
| XFS_SUPER_MAGIC = 0x58465342 |
| _XIAFS_SUPER_MAGIC = 0x012FD16D |
| |
| AFS_SUPER_MAGIC = 0x5346414F |
| AUFS_SUPER_MAGIC = 0x61756673 |
| ANON_INODE_FS_SUPER_MAGIC = 0x09041934 |
| CEPH_SUPER_MAGIC = 0x00C36400 |
| ECRYPTFS_SUPER_MAGIC = 0xF15F |
| FAT_SUPER_MAGIC = 0x4006 |
| FHGFS_SUPER_MAGIC = 0x19830326 |
| FUSEBLK_SUPER_MAGIC = 0x65735546 |
| FUSECTL_SUPER_MAGIC = 0x65735543 |
| GFS_SUPER_MAGIC = 0x1161970 |
| GPFS_SUPER_MAGIC = 0x47504653 |
| MTD_INODE_FS_SUPER_MAGIC = 0x11307854 |
| INOTIFYFS_SUPER_MAGIC = 0x2BAD1DEA |
| ISOFS_R_WIN_SUPER_MAGIC = 0x4004 |
| ISOFS_WIN_SUPER_MAGIC = 0x4000 |
| JFFS_SUPER_MAGIC = 0x07C0 |
| KAFS_SUPER_MAGIC = 0x6B414653 |
| LUSTRE_SUPER_MAGIC = 0x0BD00BD0 |
| NFSD_SUPER_MAGIC = 0x6E667364 |
| PANFS_SUPER_MAGIC = 0xAAD7AAEA |
| RPC_PIPEFS_SUPER_MAGIC = 0x67596969 |
| SECURITYFS_SUPER_MAGIC = 0x73636673 |
| UFS_BYTESWAPPED_SUPER_MAGIC = 0x54190100 |
| VMHGFS_SUPER_MAGIC = 0xBACBACBC |
| VZFS_SUPER_MAGIC = 0x565A4653 |
| ZFS_SUPER_MAGIC = 0x2FC12FC1 |
| ) |
| |
| // coreutils/src/stat.c |
| var fsTypeMap = map[int64]string{ |
| ADFS_SUPER_MAGIC: "adfs", /* 0xADF5 local */ |
| AFFS_SUPER_MAGIC: "affs", /* 0xADFF local */ |
| AFS_SUPER_MAGIC: "afs", /* 0x5346414F remote */ |
| ANON_INODE_FS_SUPER_MAGIC: "anon-inode FS", /* 0x09041934 local */ |
| AUFS_SUPER_MAGIC: "aufs", /* 0x61756673 remote */ |
| // AUTOFS_SUPER_MAGIC: "autofs", /* 0x0187 local */ |
| BEFS_SUPER_MAGIC: "befs", /* 0x42465331 local */ |
| BDEVFS_MAGIC: "bdevfs", /* 0x62646576 local */ |
| BFS_MAGIC: "bfs", /* 0x1BADFACE local */ |
| BINFMTFS_MAGIC: "binfmt_misc", /* 0x42494E4D local */ |
| BTRFS_SUPER_MAGIC: "btrfs", /* 0x9123683E local */ |
| CEPH_SUPER_MAGIC: "ceph", /* 0x00C36400 remote */ |
| CGROUP_SUPER_MAGIC: "cgroupfs", /* 0x0027E0EB local */ |
| CIFS_MAGIC_NUMBER: "cifs", /* 0xFF534D42 remote */ |
| CODA_SUPER_MAGIC: "coda", /* 0x73757245 remote */ |
| COH_SUPER_MAGIC: "coh", /* 0x012FF7B7 local */ |
| CRAMFS_MAGIC: "cramfs", /* 0x28CD3D45 local */ |
| DEBUGFS_MAGIC: "debugfs", /* 0x64626720 local */ |
| DEVFS_SUPER_MAGIC: "devfs", /* 0x1373 local */ |
| DEVPTS_SUPER_MAGIC: "devpts", /* 0x1CD1 local */ |
| ECRYPTFS_SUPER_MAGIC: "ecryptfs", /* 0xF15F local */ |
| EFS_SUPER_MAGIC: "efs", /* 0x00414A53 local */ |
| EXT_SUPER_MAGIC: "ext", /* 0x137D local */ |
| EXT2_SUPER_MAGIC: "ext2/ext3", /* 0xEF53 local */ |
| EXT2_OLD_SUPER_MAGIC: "ext2", /* 0xEF51 local */ |
| FAT_SUPER_MAGIC: "fat", /* 0x4006 local */ |
| FHGFS_SUPER_MAGIC: "fhgfs", /* 0x19830326 remote */ |
| FUSEBLK_SUPER_MAGIC: "fuseblk", /* 0x65735546 remote */ |
| FUSECTL_SUPER_MAGIC: "fusectl", /* 0x65735543 remote */ |
| FUTEXFS_SUPER_MAGIC: "futexfs", /* 0x0BAD1DEA local */ |
| GFS_SUPER_MAGIC: "gfs/gfs2", /* 0x1161970 remote */ |
| GPFS_SUPER_MAGIC: "gpfs", /* 0x47504653 remote */ |
| HFS_SUPER_MAGIC: "hfs", /* 0x4244 local */ |
| HPFS_SUPER_MAGIC: "hpfs", /* 0xF995E849 local */ |
| HUGETLBFS_MAGIC: "hugetlbfs", /* 0x958458F6 local */ |
| MTD_INODE_FS_SUPER_MAGIC: "inodefs", /* 0x11307854 local */ |
| INOTIFYFS_SUPER_MAGIC: "inotifyfs", /* 0x2BAD1DEA local */ |
| ISOFS_SUPER_MAGIC: "isofs", /* 0x9660 local */ |
| ISOFS_R_WIN_SUPER_MAGIC: "isofs", /* 0x4004 local */ |
| ISOFS_WIN_SUPER_MAGIC: "isofs", /* 0x4000 local */ |
| JFFS_SUPER_MAGIC: "jffs", /* 0x07C0 local */ |
| JFFS2_SUPER_MAGIC: "jffs2", /* 0x72B6 local */ |
| JFS_SUPER_MAGIC: "jfs", /* 0x3153464A local */ |
| KAFS_SUPER_MAGIC: "k-afs", /* 0x6B414653 remote */ |
| LUSTRE_SUPER_MAGIC: "lustre", /* 0x0BD00BD0 remote */ |
| MINIX_SUPER_MAGIC: "minix", /* 0x137F local */ |
| MINIX_SUPER_MAGIC2: "minix (30 char.)", /* 0x138F local */ |
| MINIX2_SUPER_MAGIC: "minix v2", /* 0x2468 local */ |
| MINIX2_SUPER_MAGIC2: "minix v2 (30 char.)", /* 0x2478 local */ |
| MINIX3_SUPER_MAGIC: "minix3", /* 0x4D5A local */ |
| MQUEUE_MAGIC: "mqueue", /* 0x19800202 local */ |
| MSDOS_SUPER_MAGIC: "msdos", /* 0x4D44 local */ |
| NCP_SUPER_MAGIC: "novell", /* 0x564C remote */ |
| NFS_SUPER_MAGIC: "nfs", /* 0x6969 remote */ |
| NFSD_SUPER_MAGIC: "nfsd", /* 0x6E667364 remote */ |
| NILFS_SUPER_MAGIC: "nilfs", /* 0x3434 local */ |
| NTFS_SB_MAGIC: "ntfs", /* 0x5346544E local */ |
| OPENPROM_SUPER_MAGIC: "openprom", /* 0x9FA1 local */ |
| OCFS2_SUPER_MAGIC: "ocfs2", /* 0x7461636f remote */ |
| PANFS_SUPER_MAGIC: "panfs", /* 0xAAD7AAEA remote */ |
| PIPEFS_MAGIC: "pipefs", /* 0x50495045 remote */ |
| PROC_SUPER_MAGIC: "proc", /* 0x9FA0 local */ |
| PSTOREFS_MAGIC: "pstorefs", /* 0x6165676C local */ |
| QNX4_SUPER_MAGIC: "qnx4", /* 0x002F local */ |
| QNX6_SUPER_MAGIC: "qnx6", /* 0x68191122 local */ |
| RAMFS_MAGIC: "ramfs", /* 0x858458F6 local */ |
| REISERFS_SUPER_MAGIC: "reiserfs", /* 0x52654973 local */ |
| ROMFS_MAGIC: "romfs", /* 0x7275 local */ |
| RPC_PIPEFS_SUPER_MAGIC: "rpc_pipefs", /* 0x67596969 local */ |
| SECURITYFS_SUPER_MAGIC: "securityfs", /* 0x73636673 local */ |
| SELINUX_MAGIC: "selinux", /* 0xF97CFF8C local */ |
| SMB_SUPER_MAGIC: "smb", /* 0x517B remote */ |
| SOCKFS_MAGIC: "sockfs", /* 0x534F434B local */ |
| SQUASHFS_MAGIC: "squashfs", /* 0x73717368 local */ |
| SYSFS_MAGIC: "sysfs", /* 0x62656572 local */ |
| SYSV2_SUPER_MAGIC: "sysv2", /* 0x012FF7B6 local */ |
| SYSV4_SUPER_MAGIC: "sysv4", /* 0x012FF7B5 local */ |
| TMPFS_MAGIC: "tmpfs", /* 0x01021994 local */ |
| UDF_SUPER_MAGIC: "udf", /* 0x15013346 local */ |
| UFS_MAGIC: "ufs", /* 0x00011954 local */ |
| UFS_BYTESWAPPED_SUPER_MAGIC: "ufs", /* 0x54190100 local */ |
| USBDEVICE_SUPER_MAGIC: "usbdevfs", /* 0x9FA2 local */ |
| V9FS_MAGIC: "v9fs", /* 0x01021997 local */ |
| VMHGFS_SUPER_MAGIC: "vmhgfs", /* 0xBACBACBC remote */ |
| VXFS_SUPER_MAGIC: "vxfs", /* 0xA501FCF5 local */ |
| VZFS_SUPER_MAGIC: "vzfs", /* 0x565A4653 local */ |
| XENFS_SUPER_MAGIC: "xenfs", /* 0xABBA1974 local */ |
| XENIX_SUPER_MAGIC: "xenix", /* 0x012FF7B4 local */ |
| XFS_SUPER_MAGIC: "xfs", /* 0x58465342 local */ |
| _XIAFS_SUPER_MAGIC: "xia", /* 0x012FD16D local */ |
| ZFS_SUPER_MAGIC: "zfs", /* 0x2FC12FC1 local */ |
| } |
| |
| // Get disk partitions. |
| // should use setmntent(3) but this implement use /etc/mtab file |
| func DiskPartitions(all bool) ([]DiskPartitionStat, error) { |
| filename := common.HostEtc("mtab") |
| lines, err := common.ReadLines(filename) |
| if err != nil { |
| return nil, err |
| } |
| |
| ret := make([]DiskPartitionStat, 0, len(lines)) |
| |
| for _, line := range lines { |
| fields := strings.Fields(line) |
| d := DiskPartitionStat{ |
| Device: fields[0], |
| Mountpoint: fields[1], |
| Fstype: fields[2], |
| Opts: fields[3], |
| } |
| ret = append(ret, d) |
| } |
| |
| return ret, nil |
| } |
| |
| func DiskIOCounters() (map[string]DiskIOCountersStat, error) { |
| filename := common.HostProc("diskstats") |
| lines, err := common.ReadLines(filename) |
| if err != nil { |
| return nil, err |
| } |
| ret := make(map[string]DiskIOCountersStat, 0) |
| empty := DiskIOCountersStat{} |
| |
| for _, line := range lines { |
| fields := strings.Fields(line) |
| name := fields[2] |
| reads, err := strconv.ParseUint((fields[3]), 10, 64) |
| if err != nil { |
| return ret, err |
| } |
| rbytes, err := strconv.ParseUint((fields[5]), 10, 64) |
| if err != nil { |
| return ret, err |
| } |
| rtime, err := strconv.ParseUint((fields[6]), 10, 64) |
| if err != nil { |
| return ret, err |
| } |
| writes, err := strconv.ParseUint((fields[7]), 10, 64) |
| if err != nil { |
| return ret, err |
| } |
| wbytes, err := strconv.ParseUint((fields[9]), 10, 64) |
| if err != nil { |
| return ret, err |
| } |
| wtime, err := strconv.ParseUint((fields[10]), 10, 64) |
| if err != nil { |
| return ret, err |
| } |
| iotime, err := strconv.ParseUint((fields[12]), 10, 64) |
| if err != nil { |
| return ret, err |
| } |
| d := DiskIOCountersStat{ |
| ReadBytes: rbytes * SectorSize, |
| WriteBytes: wbytes * SectorSize, |
| ReadCount: reads, |
| WriteCount: writes, |
| ReadTime: rtime, |
| WriteTime: wtime, |
| IoTime: iotime, |
| } |
| if d == empty { |
| continue |
| } |
| d.Name = name |
| |
| d.SerialNumber = GetDiskSerialNumber(name) |
| ret[name] = d |
| } |
| return ret, nil |
| } |
| |
| func GetDiskSerialNumber(name string) string { |
| n := fmt.Sprintf("--name=%s", name) |
| out, err := exec.Command("/sbin/udevadm", "info", "--query=property", n).Output() |
| |
| // does not return error, just an empty string |
| if err != nil { |
| return "" |
| } |
| lines := strings.Split(string(out), "\n") |
| for _, line := range lines { |
| values := strings.Split(line, "=") |
| if len(values) < 2 || values[0] != "ID_SERIAL" { |
| // only get ID_SERIAL, not ID_SERIAL_SHORT |
| continue |
| } |
| return values[1] |
| } |
| return "" |
| } |
| |
| func getFsType(stat syscall.Statfs_t) string { |
| t := int64(stat.Type) |
| ret, ok := fsTypeMap[t] |
| if !ok { |
| return "" |
| } |
| return ret |
| } |
