d778d9d566
* deps: Update github.com/go-ole/go-ole/... * deps: Update github.com/StackExchange/wmi * deps: Update github.com/shirou/gopsutil/... * deps: Update github.com/ugorji/go/codec
398 lines
15 KiB
Go
398 lines
15 KiB
Go
// +build linux
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package disk
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import (
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"fmt"
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"os/exec"
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"strconv"
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"strings"
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"golang.org/x/sys/unix"
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"github.com/shirou/gopsutil/internal/common"
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)
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const (
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SectorSize = 512
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)
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const (
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// man statfs
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ADFS_SUPER_MAGIC = 0xadf5
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AFFS_SUPER_MAGIC = 0xADFF
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BDEVFS_MAGIC = 0x62646576
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BEFS_SUPER_MAGIC = 0x42465331
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BFS_MAGIC = 0x1BADFACE
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BINFMTFS_MAGIC = 0x42494e4d
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BTRFS_SUPER_MAGIC = 0x9123683E
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CGROUP_SUPER_MAGIC = 0x27e0eb
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CIFS_MAGIC_NUMBER = 0xFF534D42
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CODA_SUPER_MAGIC = 0x73757245
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COH_SUPER_MAGIC = 0x012FF7B7
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CRAMFS_MAGIC = 0x28cd3d45
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DEBUGFS_MAGIC = 0x64626720
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DEVFS_SUPER_MAGIC = 0x1373
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DEVPTS_SUPER_MAGIC = 0x1cd1
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EFIVARFS_MAGIC = 0xde5e81e4
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EFS_SUPER_MAGIC = 0x00414A53
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EXT_SUPER_MAGIC = 0x137D
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EXT2_OLD_SUPER_MAGIC = 0xEF51
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EXT2_SUPER_MAGIC = 0xEF53
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EXT3_SUPER_MAGIC = 0xEF53
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EXT4_SUPER_MAGIC = 0xEF53
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FUSE_SUPER_MAGIC = 0x65735546
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FUTEXFS_SUPER_MAGIC = 0xBAD1DEA
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HFS_SUPER_MAGIC = 0x4244
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HOSTFS_SUPER_MAGIC = 0x00c0ffee
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HPFS_SUPER_MAGIC = 0xF995E849
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HUGETLBFS_MAGIC = 0x958458f6
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ISOFS_SUPER_MAGIC = 0x9660
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JFFS2_SUPER_MAGIC = 0x72b6
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JFS_SUPER_MAGIC = 0x3153464a
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MINIX_SUPER_MAGIC = 0x137F /* orig. minix */
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MINIX_SUPER_MAGIC2 = 0x138F /* 30 char minix */
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MINIX2_SUPER_MAGIC = 0x2468 /* minix V2 */
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MINIX2_SUPER_MAGIC2 = 0x2478 /* minix V2, 30 char names */
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MINIX3_SUPER_MAGIC = 0x4d5a /* minix V3 fs, 60 char names */
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MQUEUE_MAGIC = 0x19800202
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MSDOS_SUPER_MAGIC = 0x4d44
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NCP_SUPER_MAGIC = 0x564c
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NFS_SUPER_MAGIC = 0x6969
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NILFS_SUPER_MAGIC = 0x3434
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NTFS_SB_MAGIC = 0x5346544e
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OCFS2_SUPER_MAGIC = 0x7461636f
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OPENPROM_SUPER_MAGIC = 0x9fa1
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PIPEFS_MAGIC = 0x50495045
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PROC_SUPER_MAGIC = 0x9fa0
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PSTOREFS_MAGIC = 0x6165676C
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QNX4_SUPER_MAGIC = 0x002f
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QNX6_SUPER_MAGIC = 0x68191122
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RAMFS_MAGIC = 0x858458f6
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REISERFS_SUPER_MAGIC = 0x52654973
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ROMFS_MAGIC = 0x7275
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SELINUX_MAGIC = 0xf97cff8c
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SMACK_MAGIC = 0x43415d53
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SMB_SUPER_MAGIC = 0x517B
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SOCKFS_MAGIC = 0x534F434B
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SQUASHFS_MAGIC = 0x73717368
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SYSFS_MAGIC = 0x62656572
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SYSV2_SUPER_MAGIC = 0x012FF7B6
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SYSV4_SUPER_MAGIC = 0x012FF7B5
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TMPFS_MAGIC = 0x01021994
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UDF_SUPER_MAGIC = 0x15013346
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UFS_MAGIC = 0x00011954
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USBDEVICE_SUPER_MAGIC = 0x9fa2
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V9FS_MAGIC = 0x01021997
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VXFS_SUPER_MAGIC = 0xa501FCF5
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XENFS_SUPER_MAGIC = 0xabba1974
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XENIX_SUPER_MAGIC = 0x012FF7B4
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XFS_SUPER_MAGIC = 0x58465342
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_XIAFS_SUPER_MAGIC = 0x012FD16D
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AFS_SUPER_MAGIC = 0x5346414F
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AUFS_SUPER_MAGIC = 0x61756673
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ANON_INODE_FS_SUPER_MAGIC = 0x09041934
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CEPH_SUPER_MAGIC = 0x00C36400
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ECRYPTFS_SUPER_MAGIC = 0xF15F
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FAT_SUPER_MAGIC = 0x4006
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FHGFS_SUPER_MAGIC = 0x19830326
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FUSEBLK_SUPER_MAGIC = 0x65735546
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FUSECTL_SUPER_MAGIC = 0x65735543
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GFS_SUPER_MAGIC = 0x1161970
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GPFS_SUPER_MAGIC = 0x47504653
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MTD_INODE_FS_SUPER_MAGIC = 0x11307854
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INOTIFYFS_SUPER_MAGIC = 0x2BAD1DEA
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ISOFS_R_WIN_SUPER_MAGIC = 0x4004
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ISOFS_WIN_SUPER_MAGIC = 0x4000
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JFFS_SUPER_MAGIC = 0x07C0
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KAFS_SUPER_MAGIC = 0x6B414653
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LUSTRE_SUPER_MAGIC = 0x0BD00BD0
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NFSD_SUPER_MAGIC = 0x6E667364
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PANFS_SUPER_MAGIC = 0xAAD7AAEA
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RPC_PIPEFS_SUPER_MAGIC = 0x67596969
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SECURITYFS_SUPER_MAGIC = 0x73636673
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UFS_BYTESWAPPED_SUPER_MAGIC = 0x54190100
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VMHGFS_SUPER_MAGIC = 0xBACBACBC
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VZFS_SUPER_MAGIC = 0x565A4653
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ZFS_SUPER_MAGIC = 0x2FC12FC1
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)
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// coreutils/src/stat.c
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var fsTypeMap = map[int64]string{
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ADFS_SUPER_MAGIC: "adfs", /* 0xADF5 local */
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AFFS_SUPER_MAGIC: "affs", /* 0xADFF local */
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AFS_SUPER_MAGIC: "afs", /* 0x5346414F remote */
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ANON_INODE_FS_SUPER_MAGIC: "anon-inode FS", /* 0x09041934 local */
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AUFS_SUPER_MAGIC: "aufs", /* 0x61756673 remote */
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// AUTOFS_SUPER_MAGIC: "autofs", /* 0x0187 local */
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BEFS_SUPER_MAGIC: "befs", /* 0x42465331 local */
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BDEVFS_MAGIC: "bdevfs", /* 0x62646576 local */
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BFS_MAGIC: "bfs", /* 0x1BADFACE local */
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BINFMTFS_MAGIC: "binfmt_misc", /* 0x42494E4D local */
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BTRFS_SUPER_MAGIC: "btrfs", /* 0x9123683E local */
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CEPH_SUPER_MAGIC: "ceph", /* 0x00C36400 remote */
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CGROUP_SUPER_MAGIC: "cgroupfs", /* 0x0027E0EB local */
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CIFS_MAGIC_NUMBER: "cifs", /* 0xFF534D42 remote */
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CODA_SUPER_MAGIC: "coda", /* 0x73757245 remote */
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COH_SUPER_MAGIC: "coh", /* 0x012FF7B7 local */
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CRAMFS_MAGIC: "cramfs", /* 0x28CD3D45 local */
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DEBUGFS_MAGIC: "debugfs", /* 0x64626720 local */
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DEVFS_SUPER_MAGIC: "devfs", /* 0x1373 local */
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DEVPTS_SUPER_MAGIC: "devpts", /* 0x1CD1 local */
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ECRYPTFS_SUPER_MAGIC: "ecryptfs", /* 0xF15F local */
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EFS_SUPER_MAGIC: "efs", /* 0x00414A53 local */
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EXT_SUPER_MAGIC: "ext", /* 0x137D local */
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EXT2_SUPER_MAGIC: "ext2/ext3", /* 0xEF53 local */
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EXT2_OLD_SUPER_MAGIC: "ext2", /* 0xEF51 local */
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FAT_SUPER_MAGIC: "fat", /* 0x4006 local */
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FHGFS_SUPER_MAGIC: "fhgfs", /* 0x19830326 remote */
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FUSEBLK_SUPER_MAGIC: "fuseblk", /* 0x65735546 remote */
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FUSECTL_SUPER_MAGIC: "fusectl", /* 0x65735543 remote */
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FUTEXFS_SUPER_MAGIC: "futexfs", /* 0x0BAD1DEA local */
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GFS_SUPER_MAGIC: "gfs/gfs2", /* 0x1161970 remote */
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GPFS_SUPER_MAGIC: "gpfs", /* 0x47504653 remote */
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HFS_SUPER_MAGIC: "hfs", /* 0x4244 local */
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HPFS_SUPER_MAGIC: "hpfs", /* 0xF995E849 local */
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HUGETLBFS_MAGIC: "hugetlbfs", /* 0x958458F6 local */
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MTD_INODE_FS_SUPER_MAGIC: "inodefs", /* 0x11307854 local */
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INOTIFYFS_SUPER_MAGIC: "inotifyfs", /* 0x2BAD1DEA local */
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ISOFS_SUPER_MAGIC: "isofs", /* 0x9660 local */
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ISOFS_R_WIN_SUPER_MAGIC: "isofs", /* 0x4004 local */
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ISOFS_WIN_SUPER_MAGIC: "isofs", /* 0x4000 local */
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JFFS_SUPER_MAGIC: "jffs", /* 0x07C0 local */
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JFFS2_SUPER_MAGIC: "jffs2", /* 0x72B6 local */
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JFS_SUPER_MAGIC: "jfs", /* 0x3153464A local */
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KAFS_SUPER_MAGIC: "k-afs", /* 0x6B414653 remote */
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LUSTRE_SUPER_MAGIC: "lustre", /* 0x0BD00BD0 remote */
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MINIX_SUPER_MAGIC: "minix", /* 0x137F local */
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MINIX_SUPER_MAGIC2: "minix (30 char.)", /* 0x138F local */
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MINIX2_SUPER_MAGIC: "minix v2", /* 0x2468 local */
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MINIX2_SUPER_MAGIC2: "minix v2 (30 char.)", /* 0x2478 local */
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MINIX3_SUPER_MAGIC: "minix3", /* 0x4D5A local */
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MQUEUE_MAGIC: "mqueue", /* 0x19800202 local */
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MSDOS_SUPER_MAGIC: "msdos", /* 0x4D44 local */
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NCP_SUPER_MAGIC: "novell", /* 0x564C remote */
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NFS_SUPER_MAGIC: "nfs", /* 0x6969 remote */
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NFSD_SUPER_MAGIC: "nfsd", /* 0x6E667364 remote */
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NILFS_SUPER_MAGIC: "nilfs", /* 0x3434 local */
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NTFS_SB_MAGIC: "ntfs", /* 0x5346544E local */
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OPENPROM_SUPER_MAGIC: "openprom", /* 0x9FA1 local */
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OCFS2_SUPER_MAGIC: "ocfs2", /* 0x7461636f remote */
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PANFS_SUPER_MAGIC: "panfs", /* 0xAAD7AAEA remote */
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PIPEFS_MAGIC: "pipefs", /* 0x50495045 remote */
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PROC_SUPER_MAGIC: "proc", /* 0x9FA0 local */
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PSTOREFS_MAGIC: "pstorefs", /* 0x6165676C local */
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QNX4_SUPER_MAGIC: "qnx4", /* 0x002F local */
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QNX6_SUPER_MAGIC: "qnx6", /* 0x68191122 local */
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RAMFS_MAGIC: "ramfs", /* 0x858458F6 local */
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REISERFS_SUPER_MAGIC: "reiserfs", /* 0x52654973 local */
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ROMFS_MAGIC: "romfs", /* 0x7275 local */
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RPC_PIPEFS_SUPER_MAGIC: "rpc_pipefs", /* 0x67596969 local */
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SECURITYFS_SUPER_MAGIC: "securityfs", /* 0x73636673 local */
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SELINUX_MAGIC: "selinux", /* 0xF97CFF8C local */
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SMB_SUPER_MAGIC: "smb", /* 0x517B remote */
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SOCKFS_MAGIC: "sockfs", /* 0x534F434B local */
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SQUASHFS_MAGIC: "squashfs", /* 0x73717368 local */
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SYSFS_MAGIC: "sysfs", /* 0x62656572 local */
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SYSV2_SUPER_MAGIC: "sysv2", /* 0x012FF7B6 local */
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SYSV4_SUPER_MAGIC: "sysv4", /* 0x012FF7B5 local */
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TMPFS_MAGIC: "tmpfs", /* 0x01021994 local */
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UDF_SUPER_MAGIC: "udf", /* 0x15013346 local */
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UFS_MAGIC: "ufs", /* 0x00011954 local */
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UFS_BYTESWAPPED_SUPER_MAGIC: "ufs", /* 0x54190100 local */
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USBDEVICE_SUPER_MAGIC: "usbdevfs", /* 0x9FA2 local */
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V9FS_MAGIC: "v9fs", /* 0x01021997 local */
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VMHGFS_SUPER_MAGIC: "vmhgfs", /* 0xBACBACBC remote */
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VXFS_SUPER_MAGIC: "vxfs", /* 0xA501FCF5 local */
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VZFS_SUPER_MAGIC: "vzfs", /* 0x565A4653 local */
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XENFS_SUPER_MAGIC: "xenfs", /* 0xABBA1974 local */
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XENIX_SUPER_MAGIC: "xenix", /* 0x012FF7B4 local */
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XFS_SUPER_MAGIC: "xfs", /* 0x58465342 local */
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_XIAFS_SUPER_MAGIC: "xia", /* 0x012FD16D local */
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ZFS_SUPER_MAGIC: "zfs", /* 0x2FC12FC1 local */
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}
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// Partitions returns disk partitions. If all is false, returns
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// physical devices only (e.g. hard disks, cd-rom drives, USB keys)
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// and ignore all others (e.g. memory partitions such as /dev/shm)
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func Partitions(all bool) ([]PartitionStat, error) {
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filename := common.HostProc("self/mounts")
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lines, err := common.ReadLines(filename)
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if err != nil {
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return nil, err
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}
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fs, err := getFileSystems()
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if err != nil {
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return nil, err
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}
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ret := make([]PartitionStat, 0, len(lines))
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for _, line := range lines {
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fields := strings.Fields(line)
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d := PartitionStat{
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Device: fields[0],
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Mountpoint: fields[1],
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Fstype: fields[2],
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Opts: fields[3],
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}
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if all == false {
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if d.Device == "none" || !common.StringsHas(fs, d.Fstype) {
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continue
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}
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}
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ret = append(ret, d)
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}
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return ret, nil
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}
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// getFileSystems returns supported filesystems from /proc/filesystems
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func getFileSystems() ([]string, error) {
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filename := common.HostProc("filesystems")
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lines, err := common.ReadLines(filename)
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if err != nil {
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return nil, err
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}
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var ret []string
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for _, line := range lines {
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if !strings.HasPrefix(line, "nodev") {
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ret = append(ret, strings.TrimSpace(line))
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continue
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}
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t := strings.Split(line, "\t")
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if len(t) != 2 || t[1] != "zfs" {
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continue
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}
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ret = append(ret, strings.TrimSpace(t[1]))
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}
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return ret, nil
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}
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func IOCounters(names ...string) (map[string]IOCountersStat, error) {
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filename := common.HostProc("diskstats")
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lines, err := common.ReadLines(filename)
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if err != nil {
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return nil, err
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}
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ret := make(map[string]IOCountersStat, 0)
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empty := IOCountersStat{}
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for _, line := range lines {
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fields := strings.Fields(line)
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if len(fields) < 14 {
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// malformed line in /proc/diskstats, avoid panic by ignoring.
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continue
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}
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name := fields[2]
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if len(names) > 0 && !common.StringsHas(names, name) {
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continue
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}
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reads, err := strconv.ParseUint((fields[3]), 10, 64)
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if err != nil {
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return ret, err
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}
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mergedReads, err := strconv.ParseUint((fields[4]), 10, 64)
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if err != nil {
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return ret, err
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}
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rbytes, err := strconv.ParseUint((fields[5]), 10, 64)
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if err != nil {
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return ret, err
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}
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rtime, err := strconv.ParseUint((fields[6]), 10, 64)
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if err != nil {
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return ret, err
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}
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writes, err := strconv.ParseUint((fields[7]), 10, 64)
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if err != nil {
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return ret, err
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}
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mergedWrites, err := strconv.ParseUint((fields[8]), 10, 64)
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if err != nil {
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return ret, err
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}
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wbytes, err := strconv.ParseUint((fields[9]), 10, 64)
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if err != nil {
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return ret, err
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}
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wtime, err := strconv.ParseUint((fields[10]), 10, 64)
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if err != nil {
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return ret, err
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}
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iopsInProgress, err := strconv.ParseUint((fields[11]), 10, 64)
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if err != nil {
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return ret, err
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}
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iotime, err := strconv.ParseUint((fields[12]), 10, 64)
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if err != nil {
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return ret, err
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}
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weightedIO, err := strconv.ParseUint((fields[13]), 10, 64)
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if err != nil {
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return ret, err
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}
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d := IOCountersStat{
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ReadBytes: rbytes * SectorSize,
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WriteBytes: wbytes * SectorSize,
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ReadCount: reads,
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WriteCount: writes,
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MergedReadCount: mergedReads,
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MergedWriteCount: mergedWrites,
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ReadTime: rtime,
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WriteTime: wtime,
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IopsInProgress: iopsInProgress,
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IoTime: iotime,
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WeightedIO: weightedIO,
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}
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if d == empty {
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continue
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}
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d.Name = name
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d.SerialNumber = GetDiskSerialNumber(name)
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ret[name] = d
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}
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return ret, nil
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}
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// GetDiskSerialNumber returns Serial Number of given device or empty string
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// on error. Name of device is expected, eg. /dev/sda
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func GetDiskSerialNumber(name string) string {
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n := fmt.Sprintf("--name=%s", name)
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udevadm, err := exec.LookPath("/sbin/udevadm")
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if err != nil {
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return ""
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}
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out, err := invoke.Command(udevadm, "info", "--query=property", n)
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// does not return error, just an empty string
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if err != nil {
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return ""
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}
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lines := strings.Split(string(out), "\n")
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for _, line := range lines {
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values := strings.Split(line, "=")
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if len(values) < 2 || values[0] != "ID_SERIAL" {
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// only get ID_SERIAL, not ID_SERIAL_SHORT
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continue
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}
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return values[1]
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}
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return ""
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}
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func getFsType(stat unix.Statfs_t) string {
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t := int64(stat.Type)
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ret, ok := fsTypeMap[t]
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if !ok {
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return ""
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}
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return ret
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}
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