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21 lines
357 B
Bash
21 lines
357 B
Bash
#!/bin/sh
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lower=/cfg/preserve/${1}
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upper=/cfg/overlay/${1}
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work=/cfg/overlay/${1}_work
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target=${2}
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if [ ! -d "$target" ]; then
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exit
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fi
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if [ -d "$lower" ]; then
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if [ -d "$upper" ]; then
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mkdir -p "$work"
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mount -t overlay overlay \
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-olowerdir=${lower},upperdir=${upper},workdir=${work} \
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${target}
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else
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mount --bind "$lower" "$target"
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fi
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fi
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