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Merge pull request #3 from jpmens/monitor

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add nolock to snapshots and protect curl existance
This commit is contained in:
Alexander Rust 2017-09-05 12:42:16 +02:00 committed by GitHub
commit 6dec919e09
1 changed files with 13 additions and 10 deletions
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23
bin/backup
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@ -17,6 +17,7 @@ fi
TARGET=$1 TARGET=$1
ACTION=$2 ACTION=$2
RESTIC=$(which restic) RESTIC=$(which restic)
CURL=$(which curl)
check_config() { check_config() {
CONFIG=/etc/backup/$1.repo CONFIG=/etc/backup/$1.repo
@ -30,11 +31,11 @@ check_config() {
fi fi
if [[ ! -e $RESTIC ]]; then if [[ ! -e $RESTIC ]]; then
echo "Restic binary not found" echo "Restic binary not found"
exit 1 exit 1
fi fi
} }
@ -61,7 +62,9 @@ do_local_backup () {
$RESTIC --exclude-file /etc/backup/local.exclude backup --hostname $BACKUP_HOSTNAME $BACKUP_DIR $RESTIC --exclude-file /etc/backup/local.exclude backup --hostname $BACKUP_HOSTNAME $BACKUP_DIR
if [ -n "$HEALTHCHECK_URL" ]; then if [ -n "$HEALTHCHECK_URL" ]; then
curl -fsS --retry 4 "$HEALTHCHECK_URL" > /dev/null if [[ ! -e $CURL ]]; then
$CURL -fsS --retry 4 "$HEALTHCHECK_URL" > /dev/null
fi
fi fi
} }
@ -74,7 +77,7 @@ do_monitor () {
CRIT=$5 CRIT=$5
# Get last line and parse into variables. Removes header and is empty when no snapshot exists for host # Get last line and parse into variables. Removes header and is empty when no snapshot exists for host
LAST=`$RESTIC snapshots -H $3 | sed 1,2d | tail -n 1` LAST=`$RESTIC snapshots --no-lock -H $3 | sed 1,2d | tail -n 1`
if [ ! $? -eq 0 ]; then if [ ! $? -eq 0 ]; then
exit 1; exit 1;
fi fi
@ -86,20 +89,20 @@ do_monitor () {
exit 4; exit 4;
fi fi
# Compute time difference since last snapshot # Compute time difference since last snapshot
BACKUP_TST=$(date -d "$DATE $TIME" +"%s" ) BACKUP_TST=$(date -d "$DATE $TIME" +"%s" )
NOW_TST=$(date +%s) NOW_TST=$(date +%s)
DIFF_S=`expr $NOW_TST - $BACKUP_TST` DIFF_S=`expr $NOW_TST - $BACKUP_TST`
DIFF_H=`expr $DIFF_S / 3600` DIFF_H=`expr $DIFF_S / 3600`
MESSAGE="Last snapshot #$HASH ${DIFF_H}h ago" MESSAGE="Last snapshot #$HASH ${DIFF_H}h ago"
RET=0 RET=0
RET_H="OK" RET_H="OK"
if [ $DIFF_H -lt $WARN ]; then if [ $DIFF_H -lt $WARN ]; then
RET=0 RET=0
RET_H="OK" RET_H="OK"
elif [ $DIFF_H -lt $CRIT ]; then elif [ $DIFF_H -lt $CRIT ]; then
RET=1 RET=1
@ -110,7 +113,7 @@ do_monitor () {
fi fi
echo "$RET_H - $MESSAGE" echo "$RET_H - $MESSAGE"
return $RET return $RET
} }