Adding the possibility to pull changes from git before updating images

.gitignore

@@ -1,3 +1,4 @@
 __pycache__/
 
 .idea/
+config.py

config.example.py

@@ -0,0 +1,7 @@
+portainer_url = 'https://portainer.dorfsvald.net'
+portainer_access_token = 'example_access_token'
+portainer_compose_dir = '/absolute/path/to/portainer-data/compose'
+git_repositories = [
+    'path/to/a/git/repository',
+    'path/to/another/git/repo'
+]

config.py

@@ -1,2 +0,0 @@
-access_token = 'example_access_token'
-portainer_compose_dir = '/absolute/path/to/portainer-data/compose'

docker_updater.sh

@@ -5,6 +5,6 @@ set -e
 PROJECT_NAME=$1
 COMPOSE_FILE=$2
 
-docker-compose -p $PROJECT_NAME -f $COMPOSE_FILE stop
-docker-compose -p $PROJECT_NAME -f $COMPOSE_FILE pull
-docker-compose -p $PROJECT_NAME -f $COMPOSE_FILE up -d
+docker compose -p $PROJECT_NAME -f $COMPOSE_FILE stop
+docker compose -p $PROJECT_NAME -f $COMPOSE_FILE pull
+docker compose -p $PROJECT_NAME -f $COMPOSE_FILE up -d

main.py

@@ -7,6 +7,12 @@ import config
 
 DOCKER_COMPOSE_PATH = config.portainer_compose_dir + '/{}/docker-compose.yml'
 BASH_COMPANION_SCRIPT = os.getcwd() + '/docker_updater.sh'
+REPO_UPDATER_SCRIPT = os.getcwd() + '/update_repo.sh'
+
+
+def update_repositories():
+    for repo_path in config.git_repositories:
+        os.system(f"{REPO_UPDATER_SCRIPT} {repo_path}")
 
 
 def update_stack(stack):
@@ -21,7 +27,7 @@ if __name__ == '__main__':
         "X-API-Key": config.access_token
     }
 
-    api_url = "https://portainer.dorfsvald.net/api/stacks"
+    api_url = f"{config.portainer_url}/api/stacks"
     response = requests.get(api_url, headers=headers)
     stack_list = response.json()
 

update_repos.sh

@@ -0,0 +1,6 @@
+REPO_PATH=$1
+
+git -C $REPO_PATH fetch --tags
+LAST_HASH=`git -C $REPO_PATH rev-list --tags --max-count=1`
+LAST_TAG=`git -C $REPO_PATH describe --tags $LAST_HASH`
+git -C $REPO_PATH checkout $LAST_TAG