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PXC-4645: Handle different garbd exit codes #1176

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PXC-4645: Handle different garbd exit codes #1176

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47 changes: 27 additions & 20 deletions percona-xtradb-cluster-8.0-backup/backup.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -84,26 +84,33 @@ function request_streaming() {
--group "$PXC_SERVICE" \
--options "$GARBD_OPTS" \
--sst "xtrabackup-v2:$LOCAL_IP:4444/xtrabackup_sst//1" \
--recv-script="/usr/bin/run_backup.sh" 2>&1 | tee /tmp/garbd.log

if grep 'Will never receive state. Need to abort' /tmp/garbd.log; then
exit 1
fi

if grep 'Donor is no longer in the cluster, interrupting script' /tmp/garbd.log; then
exit 1
elif grep 'failed: Invalid argument' /tmp/garbd.log; then
exit 1
fi

if [ -f '/tmp/backup-is-completed' ]; then
log 'INFO' 'Backup was finished successfully'
exit 0
fi

log 'ERROR' 'Backup was finished unsuccessful'

exit 1
--extended-exit-codes \
--wait-for-recv-script-exit \
--recv-script="/usr/bin/run_backup.sh"
GARBD_EXIT_CODE=$?

case ${GARBD_EXIT_CODE} in
0)
log 'INFO' 'Backup was finished successfully'
exit 0
;;
100)
log 'ERROR' 'Backup was unsuccessful: Generic failure'
exit 1
;;
101)
log 'ERROR' 'Backup was unsuccessful: Donor disappeared'
exit 1
;;
102)
log 'ERROR' 'Backup was unsuccessful: SST request failure'
exit 1
;;
*)
log 'ERROR' "Backup was unsuccessful: garbd exited with ${GARBD_EXIT_CODE}"
exit 1
;;
esac
}

check_ssl
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2 changes: 0 additions & 2 deletions percona-xtradb-cluster-8.0-backup/run_backup.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -88,7 +88,6 @@ backup_volume() {
log 'INFO' "Socat(2) returned $?"
fi

trap '' 15
stat xtrabackup.stream
if (($(stat -c%s xtrabackup.stream) < 5000000)); then
log 'ERROR' 'Backup is empty'
Expand Down Expand Up @@ -123,7 +122,6 @@ backup_s3() {
| (grep -v "error: http request failed: Couldn't resolve host name" || exit 1)
fi

trap '' 15
aws $AWS_S3_NO_VERIFY_SSL s3 ls s3://$S3_BUCKET/$S3_BUCKET_PATH.md5
md5_size=$(aws $AWS_S3_NO_VERIFY_SSL --output json s3api list-objects --bucket "$S3_BUCKET" --prefix "$S3_BUCKET_PATH.md5" --query 'Contents[0].Size' | sed -e 's/.*"size":\([0-9]*\).*/\1/')
if [[ $md5_size =~ "Object does not exist" ]] || ((md5_size < 23000)); then
Expand Down
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