Fix the default Podman integration socket base directory

Fixes: #336
Signed-off-by: Tobias Wolf <wolf@b1-systems.de>
On-behalf-of: SAP <tobias.wolf@sap.com>

Author: NotTheEvilOne

src/gardenlinux/oci/podman.py

@@ -278,10 +278,13 @@ def tag(
         :since: 1.0.0
         """
 
-        oci_data = oci_container_tag.rsplit(":", 1)
+        if ":" in oci_container_tag:
+            oci_data = oci_container_tag.rsplit(":", 1)
 
-        if len(oci_data) < 2:
-            raise RuntimeError("No tag given")
+            if len(oci_data) < 2:
+                raise RuntimeError("No tag given")
+        else:
+            oci_data = ( "", oci_container_tag )
 
         image = podman.images.get(image_id)
         image.tag(oci_data[0], oci_data[1])

src/gardenlinux/oci/podman_context.py

@@ -7,7 +7,7 @@
 import logging
 from contextlib import ExitStack
 from functools import wraps
-from os import rmdir
+from os import environ, rmdir
 from pathlib import Path
 from subprocess import PIPE, STDOUT, Popen
 from tempfile import mkdtemp
@@ -59,7 +59,7 @@ def __enter__(self) -> Any:
         :since: 1.0.0
         """
 
-        self._tmpdir = mkdtemp()
+        self._tmpdir = mkdtemp(dir=environ.get("HOME"))
 
         podman_sock = str(Path(self._tmpdir, "podman.sock").absolute())
 
@@ -137,15 +137,19 @@ def _wait_for_socket(self, sock: str) -> None:
         :since: 1.0.0
         """
 
+        # Use variable for status to catch corner cases of fast closing sockets
+        is_socket_available = False
         sock_path = Path(sock)
 
-        for _ in range(0, 5 * PODMAN_CONNECTION_MAX_IDLE_SECONDS):
-            if sock_path.exists():
+        for _ in range(0, 50 * PODMAN_CONNECTION_MAX_IDLE_SECONDS):
+            is_socket_available = sock_path.exists()
+
+            if is_socket_available:
                 break
 
             sleep(0.2)
 
-        if not sock_path.exists():
+        if not is_socket_available:
             raise TimeoutError()
 
     @staticmethod