[Grafana] New plugin for visualizing metrics

Plugin to capture grafana configuration, logs, and command
outputs.

    configuration:
        /etc/sysconfig/grafana-server
        /etc/grafana/
    logs:
        /var/log/grafana/
    command outputs:
        grafana-cli plugins ls
        grafana-cli plugins list-remote
        grafana-cli -v
        grafana-server -v

Closes-Bug: #860

Signed-off-by: Pratik Bandarkar <pbandark@redhat.com>
Signed-off-by: Bryn M. Reeves <bmr@redhat.com>

1 files changed, 51 insertions, 0 deletions

diff --git a/sos/plugins/grafana.py b/sos/plugins/grafana.py
new file mode 100644
index 00000000..308fd27d
--- /dev/null
+++ b/sos/plugins/grafana.py
@@ -0,0 +1,51 @@
+# Copyright (C) 2016 Red Hat, Inc., Pratik Bandarkar <pbandark@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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+from sos.plugins import Plugin, RedHatPlugin
+
+
+class Grafana(Plugin, RedHatPlugin):
+    """Fetch Grafana configuration, logs and CLI output
+    """
+    plugin_name = "grafana"
+    profiles = ('services',)
+
+    def setup(self):
+        if self.get_option("all_logs"):
+            self.add_copy_spec("/var/log/grafana/*.log")
+        else:
+            self.add_copy_spec_limit("/var/log/grafana/*.log",
+                                     sizelimit=self.get_option("log_size"))
+        self.add_cmd_output([
+            "grafana-cli plugins ls",
+            "grafana-cli plugins list-remote",
+            "grafana-cli -v",
+            "grafana-server -v",
+        ])
+
+        self.add_copy_spec([
+            "/etc/grafana/",
+            "/etc/sysconfig/grafana-server",
+        ])
+
+    def postproc(self):
+        protect_keys = [
+            "admin_password", "secret_key"
+        ]
+
+        regexp = r"((?m)^\s*(%s)\s*=\s*)(.*)" % "|".join(protect_keys)
+        self.do_path_regex_sub("/etc/grafana/grafana.ini",
+                               regexp, r"\1*********")