3ff8d1e10b
When using combined with rhel7 image, the unregister of repos has already happened, because it is executed under 60- ordering. As dracut-regenerate may need to install extra packages for it, it causes this step to fail, because it cannot find repos where to pull the packages from. Change-Id: I35e37df7990ad76a5004cb90fdd863ec743a5483
68 lines
2.3 KiB
Plaintext
Executable File
68 lines
2.3 KiB
Plaintext
Executable File
#!/usr/local/bin/dib-python
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# Copyright 2017 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os
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import re
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import subprocess
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import yaml
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def main():
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dracut_env = os.getenv('DIB_DRACUT_ENABLED_MODULES')
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dracut_objects = yaml.safe_load(dracut_env)
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modules_to_boot = []
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for dracut_object in dracut_objects:
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# first, install dependent packages
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packages = dracut_object.get('packages', [])
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for package in packages:
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cmdline = ["install-packages", package]
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subp = subprocess.Popen(cmdline, stdout=subprocess.PIPE)
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out = subp.communicate()[0]
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if subp.returncode:
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e = subprocess.CalledProcessError(subp.returncode, cmdline)
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e.output = out
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raise e
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# second, compose the list of modules to boot
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modules_to_boot.append(dracut_object.get('name', None))
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# regenerate dracut with the list of installed modules
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if len(modules_to_boot) > 0:
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cmdline = ["select-boot-kernel-initrd"]
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subp = subprocess.Popen(cmdline, stdout=subprocess.PIPE)
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out, err = subp.communicate()
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if subp.returncode:
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e = subprocess.CalledProcessError(subp.returncode, cmdline)
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e.output = out
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raise e
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kernel_set = out.decode().split(':')
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kernel_search = re.match("vmlinuz-(.*)", kernel_set[0])
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kernel_version = "%s" % kernel_search.groups(1)
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ramdisk_path = "/boot/%s" % kernel_set[1].strip()
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modules_to_boot = ' ' .join(modules_to_boot)
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subp = subprocess.Popen(['dracut', '--force', '--add', modules_to_boot,
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'-f', ramdisk_path, kernel_version],
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stdout=subprocess.PIPE)
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subp.wait()
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if __name__ == '__main__':
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main()
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