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Implement dry run support for k8s deploy (#727)

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This commit is contained in:
dboreham
2024-02-06 07:07:56 -07:00
committed by GitHub
parent 36bb068983
commit 6848fc33cf
3 changed files with 132 additions and 125 deletions
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stack_orchestrator/deploy/k8s/deploy_k8s.py
+60 -44
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@@ -81,69 +81,84 @@ class K8sDeployer(Deployer):
self.apps_api = client.AppsV1Api()
self.custom_obj_api = client.CustomObjectsApi()
def up(self, detach, services):
if self.is_kind():
# Create the kind cluster
create_cluster(self.kind_cluster_name, self.deployment_dir.joinpath(constants.kind_config_filename))
# Ensure the referenced containers are copied into kind
load_images_into_kind(self.kind_cluster_name, self.cluster_info.image_set)
self.connect_api()
def _create_volume_data(self):
# Create the host-path-mounted PVs for this deployment
pvs = self.cluster_info.get_pvs()
for pv in pvs:
if opts.o.debug:
print(f"Sending this pv: {pv}")
pv_resp = self.core_api.create_persistent_volume(body=pv)
if opts.o.debug:
print("PVs created:")
print(f"{pv_resp}")
if not opts.o.dry_run:
pv_resp = self.core_api.create_persistent_volume(body=pv)
if opts.o.debug:
print("PVs created:")
print(f"{pv_resp}")
# Figure out the PVCs for this deployment
pvcs = self.cluster_info.get_pvcs()
for pvc in pvcs:
if opts.o.debug:
print(f"Sending this pvc: {pvc}")
pvc_resp = self.core_api.create_namespaced_persistent_volume_claim(body=pvc, namespace=self.k8s_namespace)
if opts.o.debug:
print("PVCs created:")
print(f"{pvc_resp}")
if not opts.o.dry_run:
pvc_resp = self.core_api.create_namespaced_persistent_volume_claim(body=pvc, namespace=self.k8s_namespace)
if opts.o.debug:
print("PVCs created:")
print(f"{pvc_resp}")
# Figure out the ConfigMaps for this deployment
config_maps = self.cluster_info.get_configmaps()
for cfg_map in config_maps:
if opts.o.debug:
print(f"Sending this ConfigMap: {cfg_map}")
cfg_rsp = self.core_api.create_namespaced_config_map(
body=cfg_map,
namespace=self.k8s_namespace
)
if opts.o.debug:
print("ConfigMap created:")
print(f"{cfg_rsp}")
if not opts.o.dry_run:
cfg_rsp = self.core_api.create_namespaced_config_map(
body=cfg_map,
namespace=self.k8s_namespace
)
if opts.o.debug:
print("ConfigMap created:")
print(f"{cfg_rsp}")
def _create_deployment(self):
# Process compose files into a Deployment
deployment = self.cluster_info.get_deployment(image_pull_policy=None if self.is_kind() else "Always")
# Create the k8s objects
if opts.o.debug:
print(f"Sending this deployment: {deployment}")
deployment_resp = self.apps_api.create_namespaced_deployment(
body=deployment, namespace=self.k8s_namespace
)
if opts.o.debug:
print("Deployment created:")
print(f"{deployment_resp.metadata.namespace} {deployment_resp.metadata.name} \
{deployment_resp.metadata.generation} {deployment_resp.spec.template.spec.containers[0].image}")
if not opts.o.dry_run:
deployment_resp = self.apps_api.create_namespaced_deployment(
body=deployment, namespace=self.k8s_namespace
)
if opts.o.debug:
print("Deployment created:")
print(f"{deployment_resp.metadata.namespace} {deployment_resp.metadata.name} \
{deployment_resp.metadata.generation} {deployment_resp.spec.template.spec.containers[0].image}")
service: client.V1Service = self.cluster_info.get_service()
service_resp = self.core_api.create_namespaced_service(
namespace=self.k8s_namespace,
body=service
)
if opts.o.debug:
print("Service created:")
print(f"{service_resp}")
print(f"Sending this service: {service}")
if not opts.o.dry_run:
service_resp = self.core_api.create_namespaced_service(
namespace=self.k8s_namespace,
body=service
)
if opts.o.debug:
print("Service created:")
print(f"{service_resp}")
def up(self, detach, services):
if not opts.o.dry_run:
if self.is_kind():
# Create the kind cluster
create_cluster(self.kind_cluster_name, self.deployment_dir.joinpath(constants.kind_config_filename))
# Ensure the referenced containers are copied into kind
load_images_into_kind(self.kind_cluster_name, self.cluster_info.image_set)
self.connect_api()
else:
print("Dry run mode enabled, skipping k8s API connect")
self._create_volume_data()
self._create_deployment()
if not self.is_kind():
ingress: client.V1Ingress = self.cluster_info.get_ingress()
@@ -151,13 +166,14 @@ class K8sDeployer(Deployer):
if ingress:
if opts.o.debug:
print(f"Sending this ingress: {ingress}")
ingress_resp = self.networking_api.create_namespaced_ingress(
namespace=self.k8s_namespace,
body=ingress
)
if opts.o.debug:
print("Ingress created:")
print(f"{ingress_resp}")
if not opts.o.dry_run:
ingress_resp = self.networking_api.create_namespaced_ingress(
namespace=self.k8s_namespace,
body=ingress
)
if opts.o.debug:
print("Ingress created:")
print(f"{ingress_resp}")
else:
if opts.o.debug:
print("No ingress configured")