modified: README.md

README.md

@@ -12,6 +12,33 @@
 docker run git.limbosolutions.com/kb/borg-backup:latest
 ```
 
+## repo init
+
+```bash
+services:
+   borg-backup:
+    image: git.limbosolutions.com/kb/borg-backup:latest
+    restart: no
+    tty: true
+    environment:
+      - BORG_REPO: ssh://user@server/home/user/borg-repo
+      - BORG_RSH: "-o StrictHostKeyChecking=no -o LogLevel=ERROR"
+    configs:
+      - source: id_ed25519 # required for ssh client
+        target: /home/borg/.ssh/id_ed25519     
+
+configs:
+  create.sh:
+  content:
+    while true; do
+    sleep 5
+   done
+   # execute for example
+   #borg init --encryption=keyfile-blake2 $BORG_REPO
+   # dont forget to copy key file content on borg folder (/root/.borg/keys/*) and BORG_PASSPHRASE
+   
+```
+
 ### docker compose
 
 Example of simple usage for creating a backup
@@ -28,7 +55,7 @@ services:
 
     environment:
       - BORG_REPO=?????
-      - BORG_RSH="ssh -o StrictHostKeyChecking=no"
+      - BORG_RSH: "-o StrictHostKeyChecking=no -o LogLevel=ERROR"
       - BORG_PASSPHRASE=????
 
     configs:
@@ -56,6 +83,82 @@ configs:
 
 ```
 
+Example using an bash script
+
+```yaml
+services:
+   borg-backup:
+    restart: no
+    image: git.limbosolutions.com/kb/borg-backup:latest
+    entrypoint: ["bash", "backup.sh"]
+    configs:
+      - source: backup_script
+        target: /backup.sh
+      - source: id_ed25519
+        target: /root/.ssh/id_ed25519
+        mode: 0400
+      - source: borg_key
+        target: /app/borg/key
+    environment:
+      BORG_REPO: ssh://user@server/path
+      BORG_RSH: "ssh -o StrictHostKeyChecking=no"
+      BORG_PASSPHRASE: *****
+      REPO_SYNC_MAX_SIZE: 10737418240 #10GB
+    
+
+    volumes:
+      - /home/mf/repos:/mnt/repos
+
+configs:
+  backup_script:
+    content: |
+      source loadenv
+      set -e
+
+      # while true; do
+      #   sleep 5
+      # done      
+      
+      SCRIPT_START_TIME=$$(date +%s)
+      
+      borg create $${BORG_REPO}::repos-$$(date +%Y%m%d%H%M%S) /mnt/backup
+
+      #cleanup
+      borg prune -v --list --keep-daily=10 --keep-weekly=7 --keep-monthly=-1 $${BORG_REPO} --glob-archives='backup*'
+      borg compact $${BORG_REPO} 
+
+      # check repo size
+      REPO_SIZE_IN_BYTES=$$(remote-connect du -b "$$SSH_FOLDER" -d 0  | awk '{print $$1}')
+      echo "Repository size: $$((REPO_SIZE_IN_BYTES / 1024 / 1024)) MB"
+      echo "Repository max size: $$((REPO_SYNC_MAX_SIZE / 1024 / 1024)) MB"
+      if [ $$REPO_SIZE_IN_BYTES -gt $$REPO_SYNC_MAX_SIZE ]; then \
+        echo "ERROR: Repository size exceeds $$REPO_SYNC_MAX_SIZE";
+        exit 1;
+      else 
+        # Repository size is within limits for offsite sync
+        # ssh to backup server and enforce rclone to onedrive
+        remote-connect "rclone sync $$SSH_FOLDER xxxxx:.backups/xxxxxx" && \
+        SCRIPT_DURATION=$$(($(date +%s) - SCRIPT_START_TIME)) && \
+        echo "INFO: Finished Backup (offsite) ($((SCRIPT_DURATION / 60 / 60)):$$((SCRIPT_DURATION / 60)):$$((SCRIPT_DURATION % 60))) "
+      fi
+
+      #outputs info
+      borg info ${BORG_REPO}
+      exit 0
+
+
+  id_ed25519:
+    content: |
+      -----BEGIN OPENSSH PRIVATE KEY-----
+      `*****************************´
+      -----END OPENSSH PRIVATE KEY-----
+
+  borg_key:
+    content: |
+      BORG_KEY ******
+      ***************
+```
+
 ### dev
 
 ``` bash