will it blend?

main.py

@@ -146,6 +146,44 @@ def order_services_by_dependencies(servicesdict: dict) -> list:
     return serviceslist
 
 
+def backup_service(servicename: str, servicesdict: dict, composefilepath: str) -> bool:
+    '''
+    Pause les containers, lance la backup des dépendances si il y en a, lance sa propre backup,
+    puis redémarre les containers.
+    :param servicename: str
+    :param servicesdict: dict
+    :return: bool
+    '''
+
+    if servicesdict[servicename]["backupdone"]:
+        return True
+
+    dockerclient = docker.from_env()
+    containersid = os.popen(f"docker-compose --file {composefilepath} ps --quiet {servicename}").readlines()
+    containerrunning = []
+    for containerid in containersid:
+        container = dockerclient.containers.get(containerid)
+        containerrunning.append(container.status == "running")
+        print(f"stopping {container.name}")
+        container.stop()
+
+    if len(servicesdict[servicename]["must_before"]):
+        for dependencie in servicesdict[servicename]["must_before"]:
+            backup_service(dependencie, servicesdict, composefilepath)
+
+    # TODO: faire la sauvegarde
+    print(f"starting backup")
+
+    for containerindex in range(0, len(containersid)):
+        if containerrunning[containerindex]:
+            container = dockerclient.containers.get(containersid[containerindex])
+        print(f"restarting {container.name}")
+        container.start()
+
+    servicesdict[servicename]["backupdone"] = True
+    return True
+
+
 def yaml_file_to_container_list(filepath: str) -> list|None:
     '''
     Retourne le contenu d'un fichier yaml sous forme de dictionnaire
@@ -204,4 +242,5 @@ if __name__ == '__main__':
 
     servicesDict = yaml_to_services_list(composefile)
     servicesList = order_services_by_dependencies(servicesDict)
-    print(servicesList)
+    for servicetobackup in reversed(servicesList):
+        backup_service(servicetobackup)