54 lines
1.5 KiB
Python
54 lines
1.5 KiB
Python
from .script import Script
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class BuildScript(Script):
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export = ('base', 'repo')
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def __init__(self, container):
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super().__init__()
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self.container = container
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for var in self.export:
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self.append(f'{var}="{container.variable(var)}"')
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self.append('''
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mounts=()
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umounts() {
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for i in "${mounts[@]}"; do
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umount $i
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echo $mounts
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mounts=("${mounts[@]/$i}")
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echo $mounts
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done
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}
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trap umounts 0
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ctr=$(buildah from $base)
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mnt=$(buildah mount $ctr)
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mounts=("$mnt" "${mounts[@]}")
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''')
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def config(self, line):
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self.append(f'buildah config {line} $ctr')
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def _run(self, cmd):
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user = self.container.variable('username')
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if cmd.startswith('sudo '):
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return f'buildah run --user root $ctr -- {cmd[5:]}'
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elif user and self.container.variable('user_created'):
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return f'buildah run --user {user} $ctr -- {cmd}'
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else:
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return f'buildah run $ctr -- {cmd}'
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def run(self, cmd):
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self.append(self._run(cmd))
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def copy(self, src, dst):
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self.append(f'buildah copy $ctr {src} {dst}')
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def mount(self, src, dst):
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self.run('sudo mkdir -p ' + dst)
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self.append('mkdir -p ' + src)
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self.append(f'mount -o bind {src} $mnt{dst}')
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# for unmount trap
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self.append('mounts=("$mnt%s" "${mounts[@]}")' % dst)
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