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author | Kenny Woodson <kwoodson@redhat.com> | 2017-01-26 14:16:23 -0500 |
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committer | GitHub <noreply@github.com> | 2017-01-26 14:16:23 -0500 |
commit | 8f2b3f132bc6cd03640c31c0c33cffb01f80138c (patch) | |
tree | 6ec0b8b4caed6279c45d14f2979390468b7772bc /roles/lib_openshift/src/lib | |
parent | a44270f3dfd2c4707138891cfc485e0a82e7dd7c (diff) | |
parent | b05c1e3bb7f1cd66a326bb7784ec166c4db4395a (diff) | |
download | openshift-8f2b3f132bc6cd03640c31c0c33cffb01f80138c.tar.gz openshift-8f2b3f132bc6cd03640c31c0c33cffb01f80138c.tar.bz2 openshift-8f2b3f132bc6cd03640c31c0c33cffb01f80138c.tar.xz openshift-8f2b3f132bc6cd03640c31c0c33cffb01f80138c.zip |
Merge pull request #3183 from kwoodson/oc_scale
Adding oc_scale to lib_openshift.
Diffstat (limited to 'roles/lib_openshift/src/lib')
-rw-r--r-- | roles/lib_openshift/src/lib/base.py | 5 | ||||
-rw-r--r-- | roles/lib_openshift/src/lib/deploymentconfig.py | 339 | ||||
-rw-r--r-- | roles/lib_openshift/src/lib/replicationcontroller.py | 16 |
3 files changed, 357 insertions, 3 deletions
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..e060d3707 --- /dev/null +++ b/roles/lib_openshift/src/lib/deploymentconfig.py @@ -0,0 +1,339 @@ +# pylint: skip-file +# flake8: noqa + + +# 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 deploymentconfig ''' + 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 'name' in exist_volume 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 'name' in exist_volume_mount 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 'mountPath' in exist_vol_mount 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 'secret' in volume: + results.append('secret' in exist_volume) + 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 'emptyDir' in volume: + results.append(exist_volume_mount['name'] == volume['name']) + results.append(exist_volume_mount['mountPath'] == volume_mount['mountPath']) + + elif 'persistentVolumeClaim' in volume: + pvc = 'persistentVolumeClaim' + results.append(pvc in exist_volume) + if results[-1]: + results.append(exist_volume[pvc]['claimName'] == volume[pvc]['claimName']) + + if 'claimSize' in volume[pvc]: + results.append(exist_volume[pvc]['claimSize'] == volume[pvc]['claimSize']) + + elif 'hostpath' in volume: + results.append('hostPath' in exist_volume) + 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..ae585a986 --- /dev/null +++ b/roles/lib_openshift/src/lib/replicationcontroller.py @@ -0,0 +1,16 @@ +# pylint: skip-file +# flake8: noqa + + +# 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 ReplicationController ''' + super(ReplicationController, self).__init__(content=content) |