From 6beef83cd9c2d76c0b4bdff1208d64a41d17818e Mon Sep 17 00:00:00 2001
From: Kenny Woodson <kwoodson@redhat.com>
Date: Mon, 23 Jan 2017 17:09:19 -0500
Subject: Adding integration test for oc_scale.

---
 roles/lib_openshift/src/ansible/oc_scale.py        |   2 +-
 roles/lib_openshift/src/class/oc_scale.py          |   1 +
 roles/lib_openshift/src/lib/base.py                |   5 +-
 roles/lib_openshift/src/lib/deploymentconfig.py    | 337 +++++++++++++++++++++
 .../lib_openshift/src/lib/replicationcontroller.py |  14 +
 roles/lib_openshift/src/sources.yml                |   2 +
 .../src/test/integration/oc_scale.yml              |  79 ++++-
 7 files changed, 433 insertions(+), 7 deletions(-)
 create mode 100644 roles/lib_openshift/src/lib/deploymentconfig.py
 create mode 100644 roles/lib_openshift/src/lib/replicationcontroller.py

(limited to 'roles/lib_openshift/src')

diff --git a/roles/lib_openshift/src/ansible/oc_scale.py b/roles/lib_openshift/src/ansible/oc_scale.py
index 58f5c2ee3..57f9902d6 100644
--- a/roles/lib_openshift/src/ansible/oc_scale.py
+++ b/roles/lib_openshift/src/ansible/oc_scale.py
@@ -18,7 +18,7 @@ def main():
         ),
         supports_check_mode=True,
     )
-    rval = OCScale.run_ansible(params, module.check_mode)
+    rval = OCScale.run_ansible(module.params, module.check_mode)
     if 'failed' in rval:
         module.fail_json(**rval)
 
diff --git a/roles/lib_openshift/src/class/oc_scale.py b/roles/lib_openshift/src/class/oc_scale.py
index bd8f9da93..68dc6ffd4 100644
--- a/roles/lib_openshift/src/class/oc_scale.py
+++ b/roles/lib_openshift/src/class/oc_scale.py
@@ -58,6 +58,7 @@ class OCScale(OpenShiftCLI):
         ''' verify whether an update is needed '''
         return self.resource.needs_update_replicas(self.replicas)
 
+    # pylint: disable=too-many-return-statements
     @staticmethod
     def run_ansible(params, check_mode):
         '''perform the idempotent ansible logic'''
diff --git a/roles/lib_openshift/src/lib/base.py b/roles/lib_openshift/src/lib/base.py
index db5f4e890..8b5491d6b 100644
--- a/roles/lib_openshift/src/lib/base.py
+++ b/roles/lib_openshift/src/lib/base.py
@@ -111,12 +111,11 @@ class OpenShiftCLI(object):
         cmd = ['get', resource]
         if selector:
             cmd.append('--selector=%s' % selector)
+        elif rname:
+            cmd.append(rname)
 
         cmd.extend(['-o', 'json'])
 
-        if rname:
-            cmd.append(rname)
-
         rval = self.openshift_cmd(cmd, output=True)
 
         # Ensure results are retuned in an array
diff --git a/roles/lib_openshift/src/lib/deploymentconfig.py b/roles/lib_openshift/src/lib/deploymentconfig.py
new file mode 100644
index 000000000..c0e9af0a1
--- /dev/null
+++ b/roles/lib_openshift/src/lib/deploymentconfig.py
@@ -0,0 +1,337 @@
+# pylint: skip-file
+
+# pylint: disable=too-many-public-methods
+class DeploymentConfig(Yedit):
+    ''' Class to wrap the oc command line tools '''
+    default_deployment_config = '''
+apiVersion: v1
+kind: DeploymentConfig
+metadata:
+  name: default_dc
+  namespace: default
+spec:
+  replicas: 0
+  selector:
+    default_dc: default_dc
+  strategy:
+    resources: {}
+    rollingParams:
+      intervalSeconds: 1
+      maxSurge: 0
+      maxUnavailable: 25%
+      timeoutSeconds: 600
+      updatePercent: -25
+      updatePeriodSeconds: 1
+    type: Rolling
+  template:
+    metadata:
+    spec:
+      containers:
+      - env:
+        - name: default
+          value: default
+        image: default
+        imagePullPolicy: IfNotPresent
+        name: default_dc
+        ports:
+        - containerPort: 8000
+          hostPort: 8000
+          protocol: TCP
+          name: default_port
+        resources: {}
+        terminationMessagePath: /dev/termination-log
+      dnsPolicy: ClusterFirst
+      hostNetwork: true
+      nodeSelector:
+        type: compute
+      restartPolicy: Always
+      securityContext: {}
+      serviceAccount: default
+      serviceAccountName: default
+      terminationGracePeriodSeconds: 30
+  triggers:
+  - type: ConfigChange
+'''
+
+    replicas_path = "spec.replicas"
+    env_path = "spec.template.spec.containers[0].env"
+    volumes_path = "spec.template.spec.volumes"
+    container_path = "spec.template.spec.containers"
+    volume_mounts_path = "spec.template.spec.containers[0].volumeMounts"
+
+    def __init__(self, content=None):
+        ''' Constructor for OpenshiftOC '''
+        if not content:
+            content = DeploymentConfig.default_deployment_config
+
+        super(DeploymentConfig, self).__init__(content=content)
+
+    # pylint: disable=no-member
+    def add_env_value(self, key, value):
+        ''' add key, value pair to env array '''
+        rval = False
+        env = self.get_env_vars()
+        if env:
+            env.append({'name': key, 'value': value})
+            rval = True
+        else:
+            result = self.put(DeploymentConfig.env_path, {'name': key, 'value': value})
+            rval = result[0]
+
+        return rval
+
+    def exists_env_value(self, key, value):
+        ''' return whether a key, value  pair exists '''
+        results = self.get_env_vars()
+        if not results:
+            return False
+
+        for result in results:
+            if result['name'] == key and result['value'] == value:
+                return True
+
+        return False
+
+    def exists_env_key(self, key):
+        ''' return whether a key, value  pair exists '''
+        results = self.get_env_vars()
+        if not results:
+            return False
+
+        for result in results:
+            if result['name'] == key:
+                return True
+
+        return False
+
+    def get_env_vars(self):
+        '''return a environment variables '''
+        return self.get(DeploymentConfig.env_path) or []
+
+    def delete_env_var(self, keys):
+        '''delete a list of keys '''
+        if not isinstance(keys, list):
+            keys = [keys]
+
+        env_vars_array = self.get_env_vars()
+        modified = False
+        idx = None
+        for key in keys:
+            for env_idx, env_var in enumerate(env_vars_array):
+                if env_var['name'] == key:
+                    idx = env_idx
+                    break
+
+            if idx:
+                modified = True
+                del env_vars_array[idx]
+
+        if modified:
+            return True
+
+        return False
+
+    def update_env_var(self, key, value):
+        '''place an env in the env var list'''
+
+        env_vars_array = self.get_env_vars()
+        idx = None
+        for env_idx, env_var in enumerate(env_vars_array):
+            if env_var['name'] == key:
+                idx = env_idx
+                break
+
+        if idx:
+            env_vars_array[idx]['value'] = value
+        else:
+            self.add_env_value(key, value)
+
+        return True
+
+    def exists_volume_mount(self, volume_mount):
+        ''' return whether a volume mount exists '''
+        exist_volume_mounts = self.get_volume_mounts()
+
+        if not exist_volume_mounts:
+            return False
+
+        volume_mount_found = False
+        for exist_volume_mount in exist_volume_mounts:
+            if exist_volume_mount['name'] == volume_mount['name']:
+                volume_mount_found = True
+                break
+
+        return volume_mount_found
+
+    def exists_volume(self, volume):
+        ''' return whether a volume exists '''
+        exist_volumes = self.get_volumes()
+
+        volume_found = False
+        for exist_volume in exist_volumes:
+            if exist_volume['name'] == volume['name']:
+                volume_found = True
+                break
+
+        return volume_found
+
+    def find_volume_by_name(self, volume, mounts=False):
+        ''' return the index of a volume '''
+        volumes = []
+        if mounts:
+            volumes = self.get_volume_mounts()
+        else:
+            volumes = self.get_volumes()
+        for exist_volume in volumes:
+            if exist_volume['name'] == volume['name']:
+                return exist_volume
+
+        return None
+
+    def get_replicas(self):
+        ''' return replicas setting '''
+        return self.get(DeploymentConfig.replicas_path)
+
+    def get_volume_mounts(self):
+        '''return volume mount information '''
+        return self.get_volumes(mounts=True)
+
+    def get_volumes(self, mounts=False):
+        '''return volume mount information '''
+        if mounts:
+            return self.get(DeploymentConfig.volume_mounts_path) or []
+
+        return self.get(DeploymentConfig.volumes_path) or []
+
+    def delete_volume_by_name(self, volume):
+        '''delete a volume '''
+        modified = False
+        exist_volume_mounts = self.get_volume_mounts()
+        exist_volumes = self.get_volumes()
+        del_idx = None
+        for idx, exist_volume in enumerate(exist_volumes):
+            if exist_volume.has_key('name') and exist_volume['name'] == volume['name']:
+                del_idx = idx
+                break
+
+        if del_idx != None:
+            del exist_volumes[del_idx]
+            modified = True
+
+        del_idx = None
+        for idx, exist_volume_mount in enumerate(exist_volume_mounts):
+            if exist_volume_mount.has_key('name') and exist_volume_mount['name'] == volume['name']:
+                del_idx = idx
+                break
+
+        if del_idx != None:
+            del exist_volume_mounts[idx]
+            modified = True
+
+        return modified
+
+    def add_volume_mount(self, volume_mount):
+        ''' add a volume or volume mount to the proper location '''
+        exist_volume_mounts = self.get_volume_mounts()
+
+        if not exist_volume_mounts and volume_mount:
+            self.put(DeploymentConfig.volume_mounts_path, [volume_mount])
+        else:
+            exist_volume_mounts.append(volume_mount)
+
+    def add_volume(self, volume):
+        ''' add a volume or volume mount to the proper location '''
+        exist_volumes = self.get_volumes()
+        if not volume:
+            return
+
+        if not exist_volumes:
+            self.put(DeploymentConfig.volumes_path, [volume])
+        else:
+            exist_volumes.append(volume)
+
+    def update_replicas(self, replicas):
+        ''' update replicas value '''
+        self.put(DeploymentConfig.replicas_path, replicas)
+
+    def update_volume(self, volume):
+        '''place an env in the env var list'''
+        exist_volumes = self.get_volumes()
+
+        if not volume:
+            return False
+
+        # update the volume
+        update_idx = None
+        for idx, exist_vol in enumerate(exist_volumes):
+            if exist_vol['name'] == volume['name']:
+                update_idx = idx
+                break
+
+        if update_idx != None:
+            exist_volumes[update_idx] = volume
+        else:
+            self.add_volume(volume)
+
+        return True
+
+    def update_volume_mount(self, volume_mount):
+        '''place an env in the env var list'''
+        modified = False
+
+        exist_volume_mounts = self.get_volume_mounts()
+
+        if not volume_mount:
+            return False
+
+        # update the volume mount
+        for exist_vol_mount in exist_volume_mounts:
+            if exist_vol_mount['name'] == volume_mount['name']:
+                if exist_vol_mount.has_key('mountPath') and \
+                   str(exist_vol_mount['mountPath']) != str(volume_mount['mountPath']):
+                    exist_vol_mount['mountPath'] = volume_mount['mountPath']
+                    modified = True
+                break
+
+        if not modified:
+            self.add_volume_mount(volume_mount)
+            modified = True
+
+        return modified
+
+    def needs_update_volume(self, volume, volume_mount):
+        ''' verify a volume update is needed '''
+        exist_volume = self.find_volume_by_name(volume)
+        exist_volume_mount = self.find_volume_by_name(volume, mounts=True)
+        results = []
+        results.append(exist_volume['name'] == volume['name'])
+
+        if volume.has_key('secret'):
+            results.append(exist_volume.has_key('secret'))
+            results.append(exist_volume['secret']['secretName'] == volume['secret']['secretName'])
+            results.append(exist_volume_mount['name'] == volume_mount['name'])
+            results.append(exist_volume_mount['mountPath'] == volume_mount['mountPath'])
+
+        elif volume.has_key('emptyDir'):
+            results.append(exist_volume_mount['name'] == volume['name'])
+            results.append(exist_volume_mount['mountPath'] == volume_mount['mountPath'])
+
+        elif volume.has_key('persistentVolumeClaim'):
+            pvc = 'persistentVolumeClaim'
+            results.append(exist_volume.has_key(pvc))
+            if results[-1]:
+                results.append(exist_volume[pvc]['claimName'] == volume[pvc]['claimName'])
+
+                if volume[pvc].has_key('claimSize'):
+                    results.append(exist_volume[pvc]['claimSize'] == volume[pvc]['claimSize'])
+
+        elif volume.has_key('hostpath'):
+            results.append(exist_volume.has_key('hostPath'))
+            results.append(exist_volume['hostPath']['path'] == volume_mount['mountPath'])
+
+        return not all(results)
+
+    def needs_update_replicas(self, replicas):
+        ''' verify whether a replica update is needed '''
+        current_reps = self.get(DeploymentConfig.replicas_path)
+        return not current_reps == replicas
diff --git a/roles/lib_openshift/src/lib/replicationcontroller.py b/roles/lib_openshift/src/lib/replicationcontroller.py
new file mode 100644
index 000000000..7dafc60f1
--- /dev/null
+++ b/roles/lib_openshift/src/lib/replicationcontroller.py
@@ -0,0 +1,14 @@
+# pylint: skip-file
+
+# pylint: disable=too-many-public-methods
+class ReplicationController(DeploymentConfig):
+    ''' Class to wrap the oc command line tools '''
+    replicas_path = "spec.replicas"
+    env_path = "spec.template.spec.containers[0].env"
+    volumes_path = "spec.template.spec.volumes"
+    container_path = "spec.template.spec.containers"
+    volume_mounts_path = "spec.template.spec.containers[0].volumeMounts"
+
+    def __init__(self, content):
+        ''' Constructor for OpenshiftOC '''
+        super(ReplicationController, self).__init__(content=content)
diff --git a/roles/lib_openshift/src/sources.yml b/roles/lib_openshift/src/sources.yml
index 00543c64b..4623407bc 100644
--- a/roles/lib_openshift/src/sources.yml
+++ b/roles/lib_openshift/src/sources.yml
@@ -34,6 +34,8 @@ oc_scale.py:
 - doc/scale
 - ../../lib_utils/src/class/yedit.py
 - lib/base.py
+- lib/deploymentconfig.py
+- lib/replicationcontroller.py
 - class/oc_scale.py
 - ansible/oc_scale.py
 oc_version.py:
diff --git a/roles/lib_openshift/src/test/integration/oc_scale.yml b/roles/lib_openshift/src/test/integration/oc_scale.yml
index d272357e8..ccc3d05de 100755
--- a/roles/lib_openshift/src/test/integration/oc_scale.yml
+++ b/roles/lib_openshift/src/test/integration/oc_scale.yml
@@ -5,15 +5,88 @@
   gather_facts: no
   user: root
   tasks:
-  - name: list oc scale for default router dc
+#  - name: list oc scale for default router dc
+#    oc_scale:
+#      state: list
+#      name: router
+#      namespace: default
+#      kind: dc
+#    register: scaleout
+#  - debug: var=scaleout
+#
+#  - assert:
+#      that:
+#      - "'result' in scaleout"
+#      - scaleout.result > 0
+#      msg: "Did not find 'result' in returned value or result not > 0."
+#
+#  - name: get the rc for router
+#    oc_obj:
+#      state: list
+#      kind: dc
+#      namespace: default
+#      selector: router=router
+#    register: rcout
+#  - debug:
+#      msg: "{{ rcout.results.results[0]['items'][-1]['metadata']['name'] }}"
+
+  - name: scale dc to 1
     oc_scale:
+      name: router
+      namespace: default
+      kind: dc
+      replicas: 1
+    register: scaleout
+  - debug: var=scaleout
+
+  # The preferred method here would be to let the module
+  # detect when its finished and time out
+  - name: let the scale happen
+    pause:
+      seconds: 10
+    when: scaleout.changed
+
+  - name: fetch the current router pods
+    oc_obj:
+      selector: router=router
+      namespace: default
+      kind: pod
       state: list
+    register: pods
+  - debug: var=pods
+
+  - assert:
+      that:
+      - "'results' in pods and 'results' in pods.results"
+      - "{{ pods.results.results[0]['items']|length }} == 1"
+      msg: "Did not find 1 replica in scale results."
+
+  - name: scale dc to 2
+    oc_scale:
       name: router
       namespace: default
       kind: dc
+      replicas: 2
     register: scaleout
   - debug: var=scaleout
 
+  # The preferred method here would be to let the module
+  # detect when its finished and time out
+  - name: let the scale happen
+    pause:
+      seconds: 30
+
+  - name: fetch the current router pods
+    oc_obj:
+      selector: router=router
+      namespace: default
+      kind: pod
+      state: list
+    register: pods
+  - debug: var=pods
+
   - assert:
-      that: "scaleout.results.results[0]['metadata']['name'] == 'test'"
-      msg: route create failed
+      that:
+      - "'results' in pods and 'results' in pods.results"
+      - "{{ pods.results.results[0]['items']|length }} == 2"
+      msg: "Did not find 1 replica in scale results."
-- 
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