allow to include volumes in backup and restore

Signed-off-by: Simon L <szaimen@e.mail.de>

Containers/borgbackup/backupscript.sh

@@ -24,6 +24,14 @@ for directory in "${VOLUME_DIRS[@]}"; do
         exit 1
     fi
 done
+# Test if default volumes are there
+DEFAULT_VOLUMES=(nextcloud_aio_apache nextcloud_aio_nextcloud nextcloud_aio_database nextcloud_aio_database_dump nextcloud_aio_elasticsearch nextcloud_aio_nextcloud_data nextcloud_aio_mastercontainer)
+for volume in "${DEFAULT_VOLUMES[@]}"; do
+    if ! mountpoint -q "/nextcloud_aio_volumes/$volume"; then
+        echo "$volume is missing which is not intended."
+        exit 1
+    fi
+done
 
 # Check if target is mountpoint
 if ! mountpoint -q /mnt/borgbackup; then

manual-install/update-yaml.sh

@@ -15,6 +15,7 @@ OUTPUT="$(cat /tmp/containers.json)"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].internal_port)')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].secrets)')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].devices)')"
+OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].backup_volumes)')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[] | select(.container_name == "nextcloud-aio-watchtower"))')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[] | select(.container_name == "nextcloud-aio-domaincheck"))')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[] | select(.container_name == "nextcloud-aio-borgbackup"))')"

php/containers-schema.json

@@ -106,6 +106,13 @@
 					"apparmor_unconfined": {
 						"type": "boolean"
 					},
+					"backup_volumes": {
+						"type": "array",
+						"items": {
+							"type": "string",
+							"pattern": "^nextcloud_aio_[a-z_]+$"
+						}
+					},
 					"volumes": {
 						"type": "array",
 						"items": {
@@ -119,7 +126,8 @@
 								},
 								"source": {
 									"type": "string",
-									"pattern": "^(([a-z_]+)|(%[A-Z_]+%))$"								},
+									"pattern": "^((nextcloud_aio_[a-z_]+)|(%[A-Z_]+%))$"
+								},
 								"writeable": {
 									"type": "boolean"
 								}

php/containers.json

@@ -41,7 +41,11 @@
           "writeable": true
         }
       ],
-      "restart": "unless-stopped"
+      "restart": "unless-stopped",
+      "backup_volumes": [
+        "nextcloud_aio_nextcloud",
+        "nextcloud_aio_apache"
+      ]
     },
     {
       "container_name": "nextcloud-aio-database",
@@ -75,7 +79,11 @@
       ],
       "stop_grace_period": 1800,
       "restart": "unless-stopped",
-      "shm_size": 268435456
+      "shm_size": 268435456,
+      "backup_volumes": [
+        "nextcloud_aio_database",
+        "nextcloud_aio_database_dump"
+      ]
     },
     {
       "container_name": "nextcloud-aio-nextcloud",
@@ -167,6 +175,9 @@
       "restart": "unless-stopped",
       "devices": [
         "/dev/dri"
+      ],
+      "backup_volumes": [
+        "nextcloud_aio_nextcloud"
       ]
     },
     {
@@ -270,31 +281,11 @@
           "destination": "/root",
           "writeable": true
         },
-        {
-          "source": "nextcloud_aio_nextcloud",
-          "destination": "/nextcloud_aio_volumes/nextcloud_aio_nextcloud",
-          "writeable": true
-        },
         {
           "source": "%NEXTCLOUD_DATADIR%",
           "destination": "/nextcloud_aio_volumes/nextcloud_aio_nextcloud_data",
           "writeable": true
         },
-        {
-          "source": "nextcloud_aio_database",
-          "destination": "/nextcloud_aio_volumes/nextcloud_aio_database",
-          "writeable": true
-        },
-        {
-          "source": "nextcloud_aio_database_dump",
-          "destination": "/nextcloud_aio_volumes/nextcloud_aio_database_dump",
-          "writeable": true
-        },
-        {
-          "source": "nextcloud_aio_apache",
-          "destination": "/nextcloud_aio_volumes/nextcloud_aio_apache",
-          "writeable": true
-        },
         {
           "source": "nextcloud_aio_mastercontainer",
           "destination": "/nextcloud_aio_volumes/nextcloud_aio_mastercontainer",

php/src/Container/Container.php

@@ -27,6 +27,8 @@ class Container {
     private array $capAdd;
     private int $shmSize;
     private bool $apparmorUnconfined;
+    /** @var string[] */
+    private array $backupVolumes;
     private DockerActionManager $dockerActionManager;
 
     public function __construct(
@@ -45,6 +47,7 @@ class Container {
         array $capAdd,
         int $shmSize,
         bool $apparmorUnconfined,
+        array $backupVolumes,
         DockerActionManager $dockerActionManager
     ) {
         $this->identifier = $identifier;
@@ -62,6 +65,7 @@ class Container {
         $this->capAdd = $capAdd;
         $this->shmSize = $shmSize;
         $this->apparmorUnconfined = $apparmorUnconfined;
+        $this->backupVolumes = $backupVolumes;
         $this->dockerActionManager = $dockerActionManager;
     }
 
@@ -105,6 +109,10 @@ class Container {
         return $this->capAdd;
     }
 
+    public function GetBackupVolumes() : array {
+        return $this->backupVolumes;
+    }
+
     public function GetPorts() : ContainerPorts {
         return $this->ports;
     }

php/src/ContainerDefinitionFetcher.php

@@ -228,6 +228,11 @@ class ContainerDefinitionFetcher
                 $apparmorUnconfined = $entry['apparmor_unconfined'];
             }
 
+            $backupVolumes = [];
+            if (isset($entry['backup_volumes'])) {
+                $backupVolumes = $entry['backup_volumes'];
+            }
+
             $containers[] = new Container(
                 $entry['container_name'],
                 $displayName,
@@ -244,6 +249,7 @@ class ContainerDefinitionFetcher
                 $capAdd,
                 $shmSize,
                 $apparmorUnconfined,
+                $backupVolumes,
                 $this->container->get(DockerActionManager::class)
             );
         }

php/src/Docker/DockerActionManager.php

@@ -429,6 +429,11 @@ class DockerActionManager
         if ($container->GetIdentifier() === 'nextcloud-aio-borgbackup') {
             // Additional backup directories
             $mounts = [];
+            foreach ($this->getAllBackupVolumes() as $additionalBackupVolumes) {
+                if ($additionalBackupVolumes !== '') {
+                    $mounts[] = ["Type" => "volume", "Source" => $additionalBackupVolumes, "Target" => "/nextcloud_aio_volumes/" . $additionalBackupVolumes, "ReadOnly" => false];
+                }
+            }
             foreach ($this->configurationManager->GetAdditionalBackupDirectoriesArray() as $additionalBackupDirectories) {
                 if ($additionalBackupDirectories !== '') {
                     if (!str_starts_with($additionalBackupDirectories, '/')) {
@@ -503,6 +508,24 @@ class DockerActionManager
         }
     }
 
+    private function getBackupVolumes(string $id) : array
+    {
+        $container = $this->containerDefinitionFetcher->GetContainerById($id);
+
+        $backupVolumes = $container->GetBackupVolumes();
+
+        foreach ($container->GetDependsOn() as $dependency) {
+            $backupVolumes[] = $this->getBackupVolumes($dependency);
+        }
+        return $backupVolumes;
+    }
+
+    private function getAllBackupVolumes() : array {
+        $id = 'nextcloud-aio-apache';
+
+        return array_unique($this->getBackupVolumes($id));
+    }
+
     private function GetRepoDigestsOfContainer(string $containerName) : ?array {
         try {
             $containerUrl = $this->BuildApiUrl(sprintf('containers/%s/json', $containerName));