diff options
author | David Oberhollenzer <david.oberhollenzer@tele2.at> | 2018-04-12 06:40:39 +0200 |
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committer | David Oberhollenzer <david.oberhollenzer@tele2.at> | 2018-04-12 12:51:33 +0200 |
commit | a3437967a2ae4730ba638cc80328055e9805e7c9 (patch) | |
tree | 6e824f088920bb59fd00e0c3b03dcdbf859f74c1 /scripts/overlay.sh | |
parent | 55d4a328c9fa369611115a066f4f305f2b74dafd (diff) |
Rely on PATH variable for running init programs
Signed-off-by: David Oberhollenzer <david.oberhollenzer@tele2.at>
Diffstat (limited to 'scripts/overlay.sh')
-rw-r--r-- | scripts/overlay.sh | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/scripts/overlay.sh b/scripts/overlay.sh new file mode 100644 index 0000000..090671c --- /dev/null +++ b/scripts/overlay.sh @@ -0,0 +1,21 @@ +#!/bin/sh + +lower=/cfg/preserve/${1} +upper=/cfg/overlay/${1} +work=/cfg/overlay/${1}_work +target=${2} + +if [ ! -d "$target" ]; then + exit +fi + +if [ -d "$lower" ]; then + if [ -d "$upper" ]; then + mkdir -p "$work" + mount -t overlay overlay \ + -olowerdir=${lower},upperdir=${upper},workdir=${work} \ + ${target} + else + mount --bind "$lower" "$target" + fi +fi |