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docker-volume-backup
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service pre/post exec

master
miklobit 2020-12-14 20:25:28 +00:00
rodzic f2f4655c62
commit 191f3cc9d9
1 zmienionych plików z 34 dodań i 10 usunięć
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44
src/backup.sh
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@ -50,16 +50,27 @@ if [ "$SERVICES_TO_DOWN_TOTAL" != "0" ]; then
fi
if [ -S "$DOCKER_SOCK" ]; then
TEMPFILE="$(mktemp)"
TEMPFILE_CONTAINERS="$(mktemp)"
docker ps \
--filter "label=docker-volume-backup.exec-pre-backup" \
--format '{{.ID}} {{.Label "docker-volume-backup.exec-pre-backup"}}' \
> "$TEMPFILE"
> "$TEMPFILE_CONTAINERS"
while read line; do
info "Pre-exec command: $line"
info "Pre-exec command (containers): $line"
docker exec $line
done < "$TEMPFILE"
rm "$TEMPFILE"
done < "$TEMPFILE_CONTAINERS"
rm "$TEMPFILE_CONTAINERS"
TEMPFILE_SERVICES="$(mktemp)"
docker service ls \
--filter "label=docker-volume-backup.exec-pre-backup" \
--format '{{.ID}} {{.Label "docker-volume-backup.exec-pre-backup"}}' \
> "$TEMPFILE_SERVICES"
while read line; do
info "Pre-exec command (services): $line"
docker exec $line
done < "$TEMPFILE_SERVICES"
rm "$TEMPFILE_SERVICES"
fi
info "Creating backup"
@ -69,16 +80,27 @@ BACKUP_SIZE="$(du --bytes $BACKUP_FILENAME | sed 's/\s.*$//')"
TIME_BACKED_UP="$(date +%s.%N)"
if [ -S "$DOCKER_SOCK" ]; then
TEMPFILE="$(mktemp)"
TEMPFILE_CONTAINERS="$(mktemp)"
docker ps \
--filter "label=docker-volume-backup.exec-post-backup" \
--format '{{.ID}} {{.Label "docker-volume-backup.exec-post-backup"}}' \
> "$TEMPFILE"
> "$TEMPFILE_CONTAINERS"
while read line; do
info "Post-exec command: $line"
info "Post-exec command (containers): $line"
docker exec $line
done < "$TEMPFILE"
rm "$TEMPFILE"
done < "$TEMPFILE_CONTAINERS"
rm "$TEMPFILE_CONTAINERS"
TEMPFILE_SERVICES="$(mktemp)"
docker service ls \
--filter "label=docker-volume-backup.exec-post-backup" \
--format '{{.ID}} {{.Label "docker-volume-backup.exec-post-backup"}}' \
> "$TEMPFILE_SERVICES"
while read line; do
info "Post-exec command (services): $line"
docker exec $line
done < "$TEMPFILE_SERVICES"
rm "$TEMPFILE_SERVICES"
fi
if [ "$CONTAINERS_TO_STOP_TOTAL" != "0" ]; then
@ -124,6 +146,8 @@ INFLUX_LINE="$INFLUXDB_MEASUREMENT\
size_compressed_bytes=$BACKUP_SIZE\
,containers_total=$CONTAINERS_TOTAL\
,containers_stopped=$CONTAINERS_TO_STOP_TOTAL\
,services_total=$SERVICES_TOTAL\
,services_scaled_down=$SERVICES_TO_DOWN_TOTAL\
,time_wall=$(perl -E "say $TIME_FINISH - $TIME_START")\
,time_total=$(perl -E "say $TIME_FINISH - $TIME_START - $BACKUP_WAIT_SECONDS")\
,time_compress=$(perl -E "say $TIME_BACKED_UP - $TIME_BACK_UP")\