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-rw-r--r--openshift-storage-libs/openshiftstoragelibs/openshift_ops.py30
1 files changed, 30 insertions, 0 deletions
diff --git a/openshift-storage-libs/openshiftstoragelibs/openshift_ops.py b/openshift-storage-libs/openshiftstoragelibs/openshift_ops.py
index bee7af4..87dd634 100644
--- a/openshift-storage-libs/openshiftstoragelibs/openshift_ops.py
+++ b/openshift-storage-libs/openshiftstoragelibs/openshift_ops.py
@@ -1842,3 +1842,33 @@ def oc_create_service_monitor(hostname, sm_name="heketi",
})
oc_create(hostname, sm_data, 'stdin')
return sm_name
+
+
+def oc_patch(ocp_node, rtype, rname, changes, raise_on_error=True):
+ """Patch openshift resource with change
+
+ Args:
+ ocp_node (str): Node on which the ocp command will run.
+ rtype (str): Name of the resource type (pod, storageClass, etc).
+ rname (str): Name of the resource to fetch.
+ changes (dict): Changes to be applied through patch.
+ raise_on_error (bool): If set to true a failure to patch
+ resource with changes will raise an error, otherwise
+ an None will be returned.
+ Returns:
+ str : output of oc patch command
+ Raises:
+ exceptions.ExecutionError: Raise when invalid json is provided.
+ AssertionError: Raised when unable to patch resource and
+ 'raise_on_error' is true.
+ """
+ try:
+ changes = json.dumps(changes)
+ except TypeError:
+ raise exceptions.ExecutionError(
+ "Json %s is not serializable to string")
+
+ cmd = ['oc', 'patch', rtype, rname, '-p', '\'%s\'' % changes]
+ out = command.cmd_run(
+ cmd, hostname=ocp_node, raise_on_error=raise_on_error)
+ return out or None