diff options
Diffstat (limited to 'udev')
| -rw-r--r-- | udev/66-azure-ephemeral.rules | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/udev/66-azure-ephemeral.rules b/udev/66-azure-ephemeral.rules index b9c5c3ef..3032f7e1 100644 --- a/udev/66-azure-ephemeral.rules +++ b/udev/66-azure-ephemeral.rules @@ -4,10 +4,26 @@ SUBSYSTEM!="block", GOTO="cloud_init_end" ATTRS{ID_VENDOR}!="Msft", GOTO="cloud_init_end" ATTRS{ID_MODEL}!="Virtual_Disk", GOTO="cloud_init_end" -# Root has a GUID of 0000 as the second value +# Root has a GUID of 0000 as the second value on Gen1 instances # The resource/resource has GUID of 0001 as the second value ATTRS{device_id}=="?00000000-0000-*", ENV{fabric_name}="azure_root", GOTO="ci_azure_names" ATTRS{device_id}=="?00000000-0001-*", ENV{fabric_name}="azure_resource", GOTO="ci_azure_names" + +# Azure well known SCSI controllers on Gen2 instances +ATTRS{device_id}=="{f8b3781a-1e82-4818-a1c3-63d806ec15bb}", ENV{fabric_scsi_controller}="scsi0", GOTO="azure_datadisk" +# Do not create symlinks for scsi[1-3] or unmatched device_ids +ATTRS{device_id}=="{f8b3781b-1e82-4818-a1c3-63d806ec15bb}", ENV{fabric_scsi_controller}="scsi1", GOTO="cloud_init_end" +ATTRS{device_id}=="{f8b3781c-1e82-4818-a1c3-63d806ec15bb}", ENV{fabric_scsi_controller}="scsi2", GOTO="cloud_init_end" +ATTRS{device_id}=="{f8b3781d-1e82-4818-a1c3-63d806ec15bb}", ENV{fabric_scsi_controller}="scsi3", GOTO="cloud_init_end" +GOTO="cloud_init_end" + +# Map scsi#/lun# fabric_name to azure_root|resource on Gen2 instances +LABEL="azure_datadisk" +ENV{DEVTYPE}=="partition", PROGRAM="/bin/sh -c 'readlink /sys/class/block/%k/../device|cut -d: -f4'", ENV{fabric_name}="$env{fabric_scsi_controller}/lun$result" +ENV{DEVTYPE}=="disk", PROGRAM="/bin/sh -c 'readlink /sys/class/block/%k/device|cut -d: -f4'", ENV{fabric_name}="$env{fabric_scsi_controller}/lun$result" + +ENV{fabric_name}=="scsi0/lun0", ENV{fabric_name}="azure_root", GOTO="ci_azure_names" +ENV{fabric_name}=="scsi0/lun1", ENV{fabric_name}="azure_resource", GOTO="ci_azure_names" GOTO="cloud_init_end" # Create the symlinks |