Add Garage backup script running on Abricot

This commit is contained in:
Alex 2023-03-20 16:47:22 +01:00
parent eec09724fe
commit b7c4f94ebd
3 changed files with 140 additions and 4 deletions

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@ -0,0 +1,7 @@
FROM alpine:3.17
RUN apk add rclone btrfs-progs curl bash jq
COPY do-backup.sh /do-backup.sh
CMD bash /do-backup.sh

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@ -0,0 +1,84 @@
#!/usr/bin/env bash
# DEPENDENCIES: btrfs-progs curl rclone jq
# PARAMETERS (environmenet variables)
# $BACKUP_BASEDIR => where to store backups and btrfs snapshots
# $GARAGE_ADMIN_TOKEN => Garage administration access token
# $GARAGE_ACCESS_KEY => Garage access key
# $GARAGE_SECRET_KEY => Garage secret key
if [ -z "$BACKUP_BASEDIR" -o -z "$GARAGE_ACCESS_KEY" -o -z "$GARAGE_ADMIN_TOKEN" ]; then
echo "Missing parameters"
fi
if [ ! -d "$BACKUP_BASEDIR/buckets" ]; then
btrfs subvolume create "$BACKUP_BASEDIR/buckets"
fi
function gcurl {
curl -s -H "Authorization: Bearer $GARAGE_ADMIN_TOKEN" $@
}
BUCKETS=$(gcurl "http://localhost:3903/v0/bucket" | jq -r '.[].id')
for BUCKET in $BUCKETS; do
echo "==== BUCKET $BUCKET ===="
gcurl "http://localhost:3903/v0/bucket?id=$BUCKET" > "$BACKUP_BASEDIR/buckets/$BUCKET.json"
ALIASES=$(jq -r '.globalAliases[]' < "$BACKUP_BASEDIR/buckets/$BUCKET.json")
echo "(aka. $ALIASES)"
case $ALIASES in
*backup*)
echo "Skipping $BUCKET (not doing backup of backup)"
;;
*cache*)
echo "Skipping $BUCKET (not doing backup of cache)"
;;
*)
echo "Backing up $BUCKET"
if [ ! -d "$BACKUP_BASEDIR/buckets/$BUCKET" ]; then
mkdir "$BACKUP_BASEDIR/buckets/$BUCKET"
fi
gcurl -X POST -H "Content-Type: application/json" --data @- "http://localhost:3903/v0/bucket/allow" >/dev/null <<EOF
{
"bucketId": "$BUCKET",
"accessKeyId": "$GARAGE_ACCESS_KEY",
"permissions": {"read": true}
}
EOF
rclone sync --s3-endpoint http://localhost:3900 \
--s3-access-key-id $GARAGE_ACCESS_KEY \
--s3-secret-access-key $GARAGE_SECRET_KEY \
--s3-region garage \
--s3-force-path-style \
--transfers 32 \
--fast-list \
--stats-one-line \
--stats 10s \
--stats-log-level NOTICE \
":s3:$BUCKET" "$BACKUP_BASEDIR/buckets/$BUCKET" 2>&1
;;
esac
done
echo "========= DONE SYNCHRONIZING =========="
if [ ! -d "$BACKUP_BASEDIR/snapshots" ]; then
mkdir "$BACKUP_BASEDIR/snapshots"
fi
SNAPSHOT="$BACKUP_BASEDIR/snapshots/buckets-$(date +%F)"
if [ ! -e "$SNAPSHOT" ]; then
echo "Making snapshot: $SNAPSHOT"
btrfs subvolume snapshot "$BACKUP_BASEDIR/buckets" "$SNAPSHOT"
btrfs prop set "$SNAPSHOT" ro true
fi

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@ -1,5 +1,5 @@
job "backup_daily" {
datacenters = ["orion", "neptune"]
datacenters = ["orion", "neptune", "scorpio"]
type = "batch"
priority = "60"
@ -44,7 +44,7 @@ EOH
resources {
cpu = 500
memory = 100
memory_max = 300
memory_max = 1000
}
restart {
@ -90,7 +90,7 @@ EOH
resources {
cpu = 500
memory = 100
memory_max = 300
memory_max = 1000
}
restart {
@ -227,7 +227,52 @@ EOH
resources {
cpu = 500
memory = 200
memory = 100
memory_max = 1000
}
restart {
attempts = 2
interval = "30m"
delay = "15s"
mode = "fail"
}
}
}
group "backup-garage" {
constraint {
attribute = "${attr.unique.hostname}"
operator = "="
value = "abricot"
}
task "main" {
driver = "docker"
config {
image = "lxpz/backup_garage:4"
network_mode = "host"
volumes = [
"/mnt/storage/backup/garage.deuxfleurs.fr:/backup"
]
}
template {
data = <<EOH
BACKUP_BASEDIR=/backup
GARAGE_ADMIN_TOKEN={{ key "secrets/garage/admin_token" }}
GARAGE_ACCESS_KEY={{ key "secrets/backup/garage/s3_access_key_id" }}
GARAGE_SECRET_KEY={{ key "secrets/backup/garage/s3_secret_access_key" }}
EOH
destination = "secrets/env_vars"
env = true
}
resources {
cpu = 500
memory = 100
memory_max = 1000
}
restart {