Validate pacemaker cluster members.

1 files changed, 27 insertions, 1 deletions

diff --git a/filter_plugins/openshift_master.py b/filter_plugins/openshift_master.py
index 8d7c62ad1..7ababc51a 100644
--- a/filter_plugins/openshift_master.py
+++ b/filter_plugins/openshift_master.py
@@ -463,6 +463,32 @@ class FilterModule(object):
         IdentityProviderBase.validate_idp_list(idp_list)
         return yaml.safe_dump([idp.to_dict() for idp in idp_list], default_flow_style=False)
 
+    @staticmethod
+    def validate_pcs_cluster(data, masters=None):
+        ''' Validates output from "pcs status", ensuring that each master
+            provided is online.
+            Ex: data = ('...',
+                        'PCSD Status:',
+                        'master1.example.com: Online',
+                        'master2.example.com: Online',
+                        'master3.example.com: Online',
+                        '...')
+                masters = ['master1.example.com',
+                           'master2.example.com',
+                           'master3.example.com']
+               returns True
+        '''
+        if not issubclass(type(data), str):
+            raise errors.AnsibleFilterError("|failed expects data is a string")
+        if not issubclass(type(masters), list):
+            raise errors.AnsibleFilterError("|failed expects masters is a list")
+        valid = True
+        for master in masters:
+            if "{0}: Online".format(master) not in data:
+                valid = False
+        return valid
+
     def filters(self):
         ''' returns a mapping of filters to methods '''
-        return {"translate_idps": self.translate_idps}
+        return {"translate_idps": self.translate_idps,
+                "validate_pcs_cluster": self.validate_pcs_cluster}