[docker-distribution] Add New Plugin

Adds a new plugin for docker-distribution (registry v2).

Collects the journal, registry config and a view of the contents of
images in the registry.

Signed-off-by: Jake Hunsaker <jhunsake@redhat.com>

1 files changed, 43 insertions, 0 deletions

diff --git a/sos/plugins/docker_distribution.py b/sos/plugins/docker_distribution.py
new file mode 100644
index 00000000..6bcbb08f
--- /dev/null
+++ b/sos/plugins/docker_distribution.py
@@ -0,0 +1,43 @@
+# Copyright (C) 2017 Red Hat, Inc. Jake Hunsaker <jhunsake@redhat.com>
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+from sos.plugins import Plugin, RedHatPlugin
+import os
+
+
+class DockerDistribution(Plugin):
+
+    """Docker Distribution"""
+
+    plugin_name = "docker_distribution"
+
+    def setup(self):
+        self.add_copy_spec('/etc/docker-distribution/')
+        self.add_journal('docker-distribution')
+        if os.path.exists('/etc/docker-distribution/registry/config.yml'):
+            with open('/etc/docker-distribution/registry/config.yml') as f:
+                for line in f:
+                    if 'rootdirectory' in line:
+                        loc = line.split()[1]
+                        self.add_cmd_output('tree ' + loc)
+
+
+class RedHatDockerDistribution(DockerDistribution, RedHatPlugin):
+
+    packages = ('docker-distribution',)
+
+    def setup(self):
+        self.add_forbidden_path('/etc/docker-distribution/registry/*passwd')
+        super(RedHatDockerDistribution, self).setup()