Use config.json for detachKeys

Signed-off-by: Fumiaki Matsushima <mtsmfm@gmail.com>

1 files changed, 65 insertions, 0 deletions

diff --git a/docker/utils/config.py b/docker/utils/config.py
new file mode 100644
index 0000000..8417261
--- /dev/null
+++ b/docker/utils/config.py
@@ -0,0 +1,65 @@
+import json
+import logging
+import os
+
+from ..constants import IS_WINDOWS_PLATFORM
+
+DOCKER_CONFIG_FILENAME = os.path.join('.docker', 'config.json')
+LEGACY_DOCKER_CONFIG_FILENAME = '.dockercfg'
+
+log = logging.getLogger(__name__)
+
+
+def find_config_file(config_path=None):
+    paths = list(filter(None, [
+        config_path,  # 1
+        config_path_from_environment(),  # 2
+        os.path.join(home_dir(), DOCKER_CONFIG_FILENAME),  # 3
+        os.path.join(home_dir(), LEGACY_DOCKER_CONFIG_FILENAME),  # 4
+    ]))
+
+    log.debug("Trying paths: {0}".format(repr(paths)))
+
+    for path in paths:
+        if os.path.exists(path):
+            log.debug("Found file at path: {0}".format(path))
+            return path
+
+    log.debug("No config file found")
+
+    return None
+
+
+def config_path_from_environment():
+    config_dir = os.environ.get('DOCKER_CONFIG')
+    if not config_dir:
+        return None
+    return os.path.join(config_dir, os.path.basename(DOCKER_CONFIG_FILENAME))
+
+
+def home_dir():
+    """
+    Get the user's home directory, using the same logic as the Docker Engine
+    client - use %USERPROFILE% on Windows, $HOME/getuid on POSIX.
+    """
+    if IS_WINDOWS_PLATFORM:
+        return os.environ.get('USERPROFILE', '')
+    else:
+        return os.path.expanduser('~')
+
+
+def load_general_config(config_path=None):
+    config_file = find_config_file(config_path)
+
+    if not config_file:
+        return {}
+
+    try:
+        with open(config_file) as f:
+            return json.load(f)
+    except Exception as e:
+        log.debug(e)
+        pass
+
+    log.debug("All parsing attempts failed - returning empty config")
+    return {}