c945a0a714
This commit introduces the concept of deployment variables - variables that are collected from deployment services and passed to CI runner during a deployment build. Deployment services specify the variables by overriding "predefined_variables" method. This commit also configures variables for KubernetesService
128 lines
3 KiB
Ruby
128 lines
3 KiB
Ruby
class KubernetesService < DeploymentService
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# Namespace defaults to the project path, but can be overridden in case that
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# is an invalid or inappropriate name
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prop_accessor :namespace
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# Access to kubernetes is directly through the API
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prop_accessor :api_url
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# Bearer authentication
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# TODO: user/password auth, client certificates
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prop_accessor :token
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# Provide a custom CA bundle for self-signed deployments
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prop_accessor :ca_pem
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with_options presence: true, if: :activated? do
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validates :api_url, url: true
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validates :token
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validates :namespace,
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format: {
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with: Gitlab::Regex.kubernetes_namespace_regex,
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message: Gitlab::Regex.kubernetes_namespace_regex_message,
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},
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length: 1..63
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end
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def initialize_properties
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if properties.nil?
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self.properties = {}
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self.namespace = project.path if project.present?
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end
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end
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def title
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'Kubernetes'
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end
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def description
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'Kubernetes / Openshift integration'
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end
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def help
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''
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end
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def to_param
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'kubernetes'
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end
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def fields
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[
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{ type: 'text',
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name: 'namespace',
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title: 'Kubernetes namespace',
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placeholder: 'Kubernetes namespace',
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},
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{ type: 'text',
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name: 'api_url',
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title: 'API URL',
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placeholder: 'Kubernetes API URL, like https://kube.example.com/',
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},
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{ type: 'text',
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name: 'token',
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title: 'Service token',
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placeholder: 'Service token',
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},
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{ type: 'textarea',
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name: 'ca_pem',
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title: 'Custom CA bundle',
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placeholder: 'Certificate Authority bundle (PEM format)',
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},
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]
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end
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# Check we can connect to the Kubernetes API
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def test(*args)
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kubeclient = build_kubeclient
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kubeclient.discover
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{ success: kubeclient.discovered, result: "Checked API discovery endpoint" }
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rescue => err
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{ success: false, result: err }
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end
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def predefined_variables
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variables = [
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{ key: 'KUBE_URL', value: api_url, public: true },
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{ key: 'KUBE_TOKEN', value: token, public: false },
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{ key: 'KUBE_NAMESPACE', value: namespace, public: true }
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]
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variables << { key: 'KUBE_CA_PEM', value: ca_pem, public: true } if ca_pem.present?
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variables
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end
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private
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def build_kubeclient(api_path = '/api', api_version = 'v1')
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return nil unless api_url && namespace && token
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url = URI.parse(api_url)
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url.path = url.path[0..-2] if url.path[-1] == "/"
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url.path += api_path
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::Kubeclient::Client.new(
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url,
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api_version,
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ssl_options: kubeclient_ssl_options,
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auth_options: kubeclient_auth_options,
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http_proxy_uri: ENV['http_proxy']
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)
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end
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def kubeclient_ssl_options
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opts = { verify_ssl: OpenSSL::SSL::VERIFY_PEER }
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if ca_pem.present?
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opts[:cert_store] = OpenSSL::X509::Store.new
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opts[:cert_store].add_cert(OpenSSL::X509::Certificate.new(ca_pem))
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end
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opts
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end
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def kubeclient_auth_options
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{ bearer_token: token }
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end
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end
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