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capsloth
Feb 16th, 2017
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  1. **On Ubuntu Server 16.04.1**
  2.  
  3.  
  4. $ cat /etc/udev/rules.d/10-persistent-tape4.rules
  5. SUBSYSTEM="scsi_tape", RUN+="/usr/local/bin/testudev"
  6.  
  7.  
  8.  
  9. $ cat /usr/local/bin/testudev
  10. #!/bin/bash
  11.  
  12. echo "Called by udev" >> /tmp/testenv
  13. env >> /tmp/testenv
  14. echo "Vendor id is $ID_VENDOR" >> /tmp/testenv
  15. echo "Serial id is $ID_SERIAL" >> /tmp/testenv
  16.  
  17.  
  18.  
  19. $ ll /usr/local/bin/testudev
  20. -rwxr-xr-x 1 root root 165 Feb 16 07:59 /usr/local/bin/testudev*
  21.  
  22.  
  23.  
  24. $ sudo udevadm trigger -v -s scsi_tape
  25. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/nst0
  26. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/nst0a
  27. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/nst0l
  28. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/nst0m
  29. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/st0
  30. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/st0a
  31. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/st0l
  32. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/st0m
  33. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-3/target1:0:1/1:0:1:0/scsi_tape/nst1
  34. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-3/target1:0:1/1:0:1:0/scsi_tape/nst1a
  35. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-3/target1:0:1/1:0:1:0/scsi_tape/nst1l
  36. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-3/target1:0:1/1:0:1:0/scsi_tape/nst1m
  37. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-3/target1:0:1/1:0:1:0/scsi_tape/st1
  38. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-3/target1:0:1/1:0:1:0/scsi_tape/st1a
  39. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-3/target1:0:1/1:0:1:0/scsi_tape/st1l
  40. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-3/target1:0:1/1:0:1:0/scsi_tape/st1m
  41. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-2/target2:0:0/2:0:0:0/scsi_tape/nst2
  42. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-2/target2:0:0/2:0:0:0/scsi_tape/nst2a
  43. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-2/target2:0:0/2:0:0:0/scsi_tape/nst2l
  44. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-2/target2:0:0/2:0:0:0/scsi_tape/nst2m
  45. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-2/target2:0:0/2:0:0:0/scsi_tape/st2
  46. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-2/target2:0:0/2:0:0:0/scsi_tape/st2a
  47. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-2/target2:0:0/2:0:0:0/scsi_tape/st2l
  48. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-2/target2:0:0/2:0:0:0/scsi_tape/st2m
  49. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-3/target2:0:1/2:0:1:0/scsi_tape/nst3
  50. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-3/target2:0:1/2:0:1:0/scsi_tape/nst3a
  51. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-3/target2:0:1/2:0:1:0/scsi_tape/nst3l
  52. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-3/target2:0:1/2:0:1:0/scsi_tape/nst3m
  53. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-3/target2:0:1/2:0:1:0/scsi_tape/st3
  54. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-3/target2:0:1/2:0:1:0/scsi_tape/st3a
  55. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-3/target2:0:1/2:0:1:0/scsi_tape/st3l
  56. /sys/devices/pci0000:00/0000:00:07.0/0000:06:00.1/host2/rport-2:0-3/target2:0:1/2:0:1:0/scsi_tape/st3m
  57.  
  58.  
  59.  
  60. $ cat /tmp/testenv
  61. cat: /tmp/testenv: No such file or directory
  62.  
  63.  
  64.  
  65. $ udevadm info --name=/dev/st0 --query=all
  66. P: /devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/st0
  67. N: st0
  68. S: tape/by-id/scsi-35001438013e92f95
  69. S: tape/by-path/pci-0000:06:00.0-fc-0x5001438013e92f96-lun-0
  70. E: DEVLINKS=/dev/tape/by-id/scsi-35001438013e92f95 /dev/tape/by-path/pci-0000:06:00.0-fc-0x5001438013e92f96-lun-0
  71. E: DEVNAME=/dev/st0
  72. E: DEVPATH=/devices/pci0000:00/0000:00:07.0/0000:06:00.0/host1/rport-1:0-2/target1:0:0/1:0:0:0/scsi_tape/st0
  73. E: ID_BUS=scsi
  74. E: ID_MODEL=Ultrium_4-SCSI
  75. E: ID_MODEL_ENC=Ultrium\x204-SCSI\x20\x20
  76. E: ID_PATH=pci-0000:06:00.0-fc-0x5001438013e92f96-lun-0
  77. E: ID_PATH_TAG=pci-0000_06_00_0-fc-0x5001438013e92f96-lun-0
  78. E: ID_REVISION=H68W
  79. E: ID_SCSI=1
  80. E: ID_SCSI_SERIAL=HU1104EUDW
  81. E: ID_SERIAL=35001438013e92f95
  82. E: ID_SERIAL_SHORT=5001438013e92f95
  83. E: ID_TARGET_PORT=0
  84. E: ID_TYPE=tape
  85. E: ID_VENDOR=HP
  86. E: ID_VENDOR_ENC=HP\x20\x20\x20\x20\x20\x20
  87. E: ID_WWN=0x5001438013e92f95
  88. E: ID_WWN_WITH_EXTENSION=0x5001438013e92f95
  89. E: MAJOR=9
  90. E: MINOR=0
  91. E: SUBSYSTEM=scsi_tape
  92. E: USEC_INITIALIZED=63850259166
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