generate: container: Allow one volume to be mounted multiple times

Signed-off-by: Enno Tensing <tenno@suij.in>

generate/container.py

@@ -244,7 +244,7 @@ class Volume:
     """Container Volume."""
 
     name: str
-    path: str
+    path: list
 
     @classmethod
     def from_json(cls, val: ConfigValue, logger: Log) -> list:
@@ -254,7 +254,16 @@ class Volume:
         if not isinstance(val, dict):
             logger.log_warning("Volume key is present, but malformed.")
             return []
-        return [cls(key, value) for key, value in val.items()]
+        return [
+            Volume.from_json_entry(key, value) for key, value in val.items()
+        ]
+
+    @classmethod
+    def from_json_entry(cls, key: str, value: str | list) -> Self:
+        """Create from JSON entry."""
+        if isinstance(value, str):
+            return cls(key, [value])
+        return cls(key, value)
 
     def is_host_volume(self) -> bool:
         """Check if this Volume is a named or a host volume."""
@@ -262,7 +271,10 @@ class Volume:
 
     def command(self) -> str:
         """Option for podman container create."""
-        return f"--volume {self.name}:{self.path}"
+        cmd = ""
+        for path in self.path:
+            cmd += f"\t--volume {self.name}:{path} \\\n"
+        return cmd
 
     def create(self) -> str:
         """Create volume, if it does not exist."""
@@ -324,9 +336,7 @@ class Secret:
             options = maybe_or(val[key], "options", "")
             if options is None:
                 options = ""
-            secrets.append(
-                cls(name, str(secret_type), target, str(options))
-            )
+            secrets.append(cls(name, str(secret_type), target, str(options)))
 
         return secrets
 
@@ -708,7 +718,7 @@ class Container:
         for secret in self.secrets:
             cmd += f"{secret.command()}"
         for volume in self.volumes:
-            cmd += f"\t{volume.command()} \\\n"
+            cmd += f"{volume.command()}"
         for capability in self.capabilities:
             cmd += f"\t{capability.command()} \\\n"
         cmd += f"{self.accounting.command()}"