35 lines
1.0 KiB
Bash
35 lines
1.0 KiB
Bash
#!/bin/bash
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# set permissions on a directory
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# after any installation, if a directory needs to be (human) user-writable,
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# run this script on it.
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# It will make everything in the directory owned by the group ${NB_GID}
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# and writable by that group.
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# Deployments that want to set a specific user id can preserve permissions
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# by adding the `--group-add users` line to `docker run`.
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# uses find to avoid touching files that already have the right permissions,
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# which would cause massive image explosion
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# right permissions are:
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# group=${NB_GID}
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# AND permissions include group rwX (directory-execute)
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# AND directories have setuid,setgid bits set
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set -e
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for d in "$@"; do
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find "${d}" \
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! \( \
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-group "${NB_GID}" \
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-a -perm -g+rwX \
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\) \
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-exec chgrp "${NB_GID}" {} \; \
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-exec chmod g+rwX {} \;
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# setuid, setgid *on directories only*
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find "${d}" \
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\( \
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-type d \
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-a ! -perm -6000 \
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\) \
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-exec chmod +6000 {} \;
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done |