[Bug 1401190] Re: curtin makes assumptions about partition names on all devices

[Rob Sanderson]

Hi Ryan,

Here you go

/var/lib/cloud/instance/scripts/part-001 extract

cd curtin

cat configs/config-000.cfg
#cloud-config
…
...
partitioning_commands:
  builtin: [curtin, block-meta, custom]
storage:
  config:
  - {id: nvme0n1, name: nvme0n1, path: /dev/nvme0n1, ptable: gpt, type: disk, wipe: superblock}
  - {device: nvme0n1, id: nvme0n1p1, name: nvme0n1p1, number: 'p1', offset: 4194304B, size: 128026935296B, type: partition, wipe: superblock}
  - {fstype: ext4, id: nvme0n1p1_format, label: 'rootfs', type: format, path: /dev/nvme0n1p1, volume: nvme0n1p1}
  version: 1

bin/curtin --showtrace --install-deps install --config=configs/config-000.cfg http://10.10.4.221:5248/images/ubuntu/amd64/generic/trusty/release/root-tgz
Creating new GPT entries.
The operation has completed successfully.
An error occured handling 'nvme0n1p1': IOError - [Errno 2] No such file or directory: '/sys/block/nvme0n1/nvme0n1None/size'
Traceback (most recent call last):
  File "/home/ubuntu/curtin/curtin/commands/main.py", line 209, in main
    ret = args.func(args)
  File "curtin/commands/block_meta.py", line 62, in block_meta
    meta_custom(args)
  File "curtin/commands/block_meta.py", line 1083, in meta_custom
    handler(command, storage_config_dict)
  File "curtin/commands/block_meta.py", line 565, in partition_handler
    with open(os.path.join(previous_partition, "size"), "r") as fp:
IOError: [Errno 2] No such file or directory: '/sys/block/nvme0n1/nvme0n1None/size'
[Errno 2] No such file or directory: '/sys/block/nvme0n1/nvme0n1None/size'
Installation failed with exception: Unexpected error while running command.
Command: ['curtin', 'block-meta', 'custom']
Exit code: 3
Reason: -
Stdout: 'Creating new GPT entries.\nThe operation has completed successfully.\nAn error occured handling \'nvme0n1p1\': IOError - [Errno 2] No such file or directory: \'/sys/block/nvme0n1/nvme0n1None/size\'\nTraceback (most recent call last):\n  File "/home/ubuntu/curtin/curtin/commands/main.py", line 209, in main\n    ret = args.func(args)\n  File "curtin/commands/block_meta.py", line 62, in block_meta\n    meta_custom(args)\n  File "curtin/commands/block_meta.py", line 1083, in meta_custom\n    handler(command, storage_config_dict)\n  File "curtin/commands/block_meta.py", line 565, in partition_handler\n    with open(os.path.join(previous_partition, "size"), "r") as fp:\nIOError: [Errno 2] No such file or directory: \'/sys/block/nvme0n1/nvme0n1None/size\'\n[Errno 2] No such file or directory: \'/sys/block/nvme0n1/nvme0n1None/size\'\n'
Stderr: ''
Traceback (most recent call last):
  File "/home/ubuntu/curtin/curtin/commands/main.py", line 209, in main
    ret = args.func(args)
  File "curtin/commands/install.py", line 399, in cmd_install
    raise e
ProcessExecutionError: Unexpected error while running command.
Command: ['curtin', 'block-meta', 'custom']
Exit code: 3
Reason: -
Stdout: 'Creating new GPT entries.\nThe operation has completed successfully.\nAn error occured handling \'nvme0n1p1\': IOError - [Errno 2] No such file or directory: \'/sys/block/nvme0n1/nvme0n1None/size\'\nTraceback (most recent call last):\n  File "/home/ubuntu/curtin/curtin/commands/main.py", line 209, in main\n    ret = args.func(args)\n  File "curtin/commands/block_meta.py", line 62, in block_meta\n    meta_custom(args)\n  File "curtin/commands/block_meta.py", line 1083, in meta_custom\n    handler(command, storage_config_dict)\n  File "curtin/commands/block_meta.py", line 565, in partition_handler\n    with open(os.path.join(previous_partition, "size"), "r") as fp:\nIOError: [Errno 2] No such file or directory: \'/sys/block/nvme0n1/nvme0n1None/size\'\n[Errno 2] No such file or directory: \'/sys/block/nvme0n1/nvme0n1None/size\'\n'
Stderr: ''
Unexpected error while running command.
Command: ['curtin', 'block-meta', 'custom']
Exit code: 3
Reason: -
Stdout: 'Creating new GPT entries.\nThe operation has completed successfully.\nAn error occured handling \'nvme0n1p1\': IOError - [Errno 2] No such file or directory: \'/sys/block/nvme0n1/nvme0n1None/size\'\nTraceback (most recent call last):\n  File "/home/ubuntu/curtin/curtin/commands/main.py", line 209, in main\n    ret = args.func(args)\n  File "curtin/commands/block_meta.py", line 62, in block_meta\n    meta_custom(args)\n  File "curtin/commands/block_meta.py", line 1083, in meta_custom\n    handler(command, storage_config_dict)\n  File "curtin/commands/block_meta.py", line 565, in partition_handler\n    with open(os.path.join(previous_partition, "size"), "r") as fp:\nIOError: [Errno 2] No such file or directory: \'/sys/block/nvme0n1/nvme0n1None/size\'\n[Errno 2] No such file or directory: \'/sys/block/nvme0n1/nvme0n1None/size\'\n'
Stderr: ''

Cheers,
Rob

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https://bugs.launchpad.net/bugs/1401190

Title:
  curtin makes assumptions about partition names on all devices

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