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0825eff3e3
This makes the logic more obvious. Fix the (probably) accidental fall-through to the regular monitor failure. Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com>
55 lines
1.2 KiB
Bash
Executable File
55 lines
1.2 KiB
Bash
Executable File
#!/bin/sh
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# script to check accessibility to the reclock file on a node
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[ -n "$CTDB_BASE" ] || \
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CTDB_BASE=$(d=$(dirname "$0") ; cd -P "$d" ; dirname "$PWD")
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. "${CTDB_BASE}/functions"
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loadconfig
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# If CTDB_RECOVERY_LOCK specifies a helper then exit because this
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# script can't do anything useful.
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case "$CTDB_RECOVERY_LOCK" in
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!*) exit 0 ;;
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esac
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case "$1" in
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init)
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ctdb_counter_init
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if [ -n "$CTDB_RECOVERY_LOCK" ] ; then
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d=$(dirname "$CTDB_RECOVERY_LOCK")
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mkdir -vp "$d"
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fi
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;;
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monitor)
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# Early exit if not using a reclock file
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[ -n "$CTDB_RECOVERY_LOCK" ] || exit 0
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# Try to stat the reclock file as a background process so that
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# we don't block in case the cluster filesystem is unavailable
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(
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if stat "$CTDB_RECOVERY_LOCK" ; then
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# We could stat the file, reset the counter
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ctdb_counter_init
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fi
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) >/dev/null 2>&1 &
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ctdb_counter_incr
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num_fails=$(ctdb_counter_get)
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if [ "$num_fails" -ge 200 ] ; then
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echo "Reclock file \"$CTDB_RECOVERY_LOCK\" can not be accessed. Shutting down."
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df
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sleep 1
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$CTDB shutdown
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exit 1
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elif [ "$num_fails" -ge 4 ] ; then
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die "ERROR: ${num_fails} consecutive failures checking reclock"
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fi
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;;
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esac
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exit 0
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