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Bind mount just the init file

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This is cleaner and saves you from having to copy telinit beforehand.
This commit is contained in:
James Le Cuirot 2017-02-22 13:46:28 +00:00
parent f77041a12a
commit b69d42fb27
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1 changed files with 2 additions and 4 deletions
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takeover.sh
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@ -2,7 +2,6 @@
set -e set -e
TO=/takeover TO=/takeover
OLD_TELINIT=/sbin/telinit
PORT=80 PORT=80
cd "$TO" cd "$TO"
@ -47,7 +46,6 @@ if [ "$a" != "OK" ] ; then
fi fi
./busybox echo "Preparing init..." ./busybox echo "Preparing init..."
./busybox cp $OLD_TELINIT tmp/telinit
./busybox cat >tmp/init <<EOF ./busybox cat >tmp/init <<EOF
#!${TO}/busybox sh #!${TO}/busybox sh
@ -80,9 +78,9 @@ fi
./busybox echo "You may then kill the remnants of this session and any remaining" ./busybox echo "You may then kill the remnants of this session and any remaining"
./busybox echo "processes from your new SSH session, and umount the old root filesystem." ./busybox echo "processes from your new SSH session, and umount the old root filesystem."
./busybox mount --bind tmp /sbin ./busybox mount --bind tmp/init /sbin/init
./tmp/telinit u telinit u
./busybox sleep 10 ./busybox sleep 10