Docker outline

app/services/containers.py

@@ -0,0 +1,28 @@
+import docker
+from docker.models.containers import Container
+
+from app.model.containers import Tree, Compose, SimpleContainer
+
+
+class DockerService:
+  def __init__(self):
+    self._client = docker.from_env()
+    self._tree = self._init_tree()
+
+  def _init_tree(self) -> Tree:
+    tree = Tree()
+    container: Container
+    for container in self._client.containers.list():
+      labels = container.labels
+      working_dir = labels.get("com.docker.compose.project.working_dir")
+      if working_dir:
+        if tree.composes.get(working_dir) is None:
+          tree.composes[working_dir] = Compose(working_dir)
+        tree.composes[working_dir].containers.append(SimpleContainer.from_container(container))
+      else:
+        tree.containers.append(SimpleContainer.from_container(container))
+    return tree
+
+  @property
+  def tree(self) -> Tree:
+    return self._tree