113 lines
3.3 KiB
Ruby
113 lines
3.3 KiB
Ruby
module Gitlab
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module Kubernetes
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module Helm
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class Api
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def initialize(kubeclient)
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@kubeclient = kubeclient
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@namespace = Gitlab::Kubernetes::Namespace.new(Gitlab::Kubernetes::Helm::NAMESPACE, kubeclient)
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end
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def install(command)
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namespace.ensure_exists!
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create_service_account(command)
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create_cluster_role_binding(command)
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create_config_map(command)
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kubeclient.create_pod(command.pod_resource)
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end
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def update(command)
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namespace.ensure_exists!
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update_config_map(command)
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kubeclient.create_pod(command.pod_resource)
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end
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##
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# Returns Pod phase
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#
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# https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/#pod-phase
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#
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# values: "Pending", "Running", "Succeeded", "Failed", "Unknown"
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#
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def status(pod_name)
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kubeclient.get_pod(pod_name, namespace.name).status.phase
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end
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def log(pod_name)
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kubeclient.get_pod_log(pod_name, namespace.name).body
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end
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def delete_pod!(pod_name)
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kubeclient.delete_pod(pod_name, namespace.name)
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end
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def get_config_map(config_map_name)
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namespace.ensure_exists!
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kubeclient.get_config_map(config_map_name, namespace.name)
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end
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private
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attr_reader :kubeclient, :namespace
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def create_config_map(command)
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command.config_map_resource.tap do |config_map_resource|
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kubeclient.create_config_map(config_map_resource)
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end
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end
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def update_config_map(command)
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command.config_map_resource.tap do |config_map_resource|
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kubeclient.update_config_map(config_map_resource)
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end
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end
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def create_service_account(command)
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command.service_account_resource.tap do |service_account_resource|
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break unless service_account_resource
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if service_account_exists?(service_account_resource)
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kubeclient.update_service_account(service_account_resource)
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else
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kubeclient.create_service_account(service_account_resource)
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end
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end
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end
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def create_cluster_role_binding(command)
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command.cluster_role_binding_resource.tap do |cluster_role_binding_resource|
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break unless cluster_role_binding_resource
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if cluster_role_binding_exists?(cluster_role_binding_resource)
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kubeclient.update_cluster_role_binding(cluster_role_binding_resource)
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else
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kubeclient.create_cluster_role_binding(cluster_role_binding_resource)
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end
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end
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end
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def service_account_exists?(resource)
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resource_exists? do
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kubeclient.get_service_account(resource.metadata.name, resource.metadata.namespace)
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end
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end
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def cluster_role_binding_exists?(resource)
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resource_exists? do
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kubeclient.get_cluster_role_binding(resource.metadata.name)
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end
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end
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def resource_exists?
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yield
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rescue ::Kubeclient::HttpError => e
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raise e unless e.error_code == 404
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false
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end
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end
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end
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end
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end
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