Backup: Add optional MariaDB (#706)

btcpay-backup.sh

@@ -28,10 +28,10 @@ fi
 . "$BASH_PROFILE_SCRIPT"
 
 docker_dir=$(docker volume inspect generated_btcpay_datadir --format="{{.Mountpoint}}" | sed -e "s%/volumes/.*%%g")
-dbdump_name=postgres.sql.gz
+postgres_dump_name=postgres.sql.gz
 btcpay_dir="$BTCPAY_BASE_DIRECTORY/btcpayserver-docker"
 backup_dir="$docker_dir/volumes/backup_datadir/_data"
-dbdump_path="$docker_dir/$dbdump_name"
+postgres_dump_path="$docker_dir/$postgres_dump_name"
 backup_path="$backup_dir/backup.tar.gz"
 
 # ensure backup dir exists
@@ -42,31 +42,50 @@ fi
 cd $btcpay_dir
 . helpers.sh
 
-dbcontainer=$(docker ps -a -q -f "name=postgres_1")
-if [ -z "$dbcontainer" ]; then
+# Postgres database
+postgres_container=$(docker ps -a -q -f "name=postgres_1")
+if [ -z "$postgres_container" ]; then
   printf "\n"
-  echo "ℹ️ Database container is not up and running. Starting BTCPay Server …"
+  echo "ℹ️ Postgres container is not up and running. Starting BTCPay Server …"
   docker volume create generated_postgres_datadir
   docker-compose -f $BTCPAY_DOCKER_COMPOSE up -d postgres
 
   printf "\n"
-  dbcontainer=$(docker ps -a -q -f "name=postgres_1")
-  if [ -z "$dbcontainer" ]; then
-    echo "🚨 Database container could not be started or found."
+  postgres_container=$(docker ps -a -q -f "name=postgres_1")
+  if [ -z "$postgres_container" ]; then
+    echo "🚨 Postgres container could not be started or found."
     exit 1
   fi
 fi
 
 printf "\n"
-echo "ℹ️ Dumping database …"
+echo "ℹ️ Dumping Postgres database …"
 {
-  docker exec $dbcontainer pg_dumpall -c -U postgres | gzip > $dbdump_path
-  echo "✅ Database dump done."
+  docker exec $postgres_container pg_dumpall -c -U postgres | gzip > $postgres_dump_path
+  echo "✅ Postgres database dump done."
 } || {
-  echo "🚨 Dumping failed. Please check the error message above."
+  echo "🚨 Dumping Postgres database failed. Please check the error message above."
   exit 1
 }
 
+# Optional: MariaDB database
+mariadb_container=$(docker ps -a -q -f "name=mariadb_1")
+if [ ! -z "$mariadb_container" ]; then
+  mariadb_dump_name=mariadb.sql.gz
+  mariadb_dump_path="$docker_dir/$mariadb_dump_name"
+  # MariaDB container exists and is running - dump it
+  printf "\n"
+  echo "ℹ️ Dumping MariaDB database …"
+  {
+    docker exec $mariadb_container mysqldump -u root -pwordpressdb -A --add-drop-database | gzip > $mariadb_dump_path
+    echo "✅ MariaDB database dump done."
+  } || {
+    echo "🚨 Dumping MariaDB database failed. Please check the error message above."
+    exit 1
+  }
+fi
+
+# BTCPay Server backup
 printf "\nℹ️ Stopping BTCPay Server …\n\n"
 btcpay_down
 
@@ -85,12 +104,13 @@ echo "ℹ️ Archiving files in $(pwd)…"
     --exclude="volumes/generated_litecoin_datadir/_data/chainstate" \
     --exclude="volumes/generated_litecoin_datadir/_data/indexes" \
     --exclude="volumes/generated_litecoin_datadir/_data/debug.log" \
+    --exclude="volumes/generated_mariadb_datadir" \
     --exclude="volumes/generated_postgres_datadir" \
     --exclude="volumes/generated_electrumx_datadir" \
     --exclude="volumes/generated_lnd_bitcoin_datadir/_data/data/graph" \
     --exclude="volumes/generated_clightning_bitcoin_datadir/_data/lightning-rpc" \
     --exclude="**/logs/*" \
-    -cvzf $backup_path $dbdump_name volumes/generated_*
+    -cvzf $backup_path $postgres_dump_name  $mariadb_dump_name volumes/generated_*
   echo "✅ Archive done."
 
   if [ ! -z "$BTCPAY_BACKUP_PASSPHRASE" ]; then
@@ -122,6 +142,6 @@ cd $btcpay_dir
 btcpay_up
 
 printf "\nℹ️ Cleaning up …\n\n"
-rm $dbdump_path
+rm $postgres_dump_path
 
 printf "✅ Backup done => $backup_path\n\n"