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|
# frozen_string_literal: true
require 'securerandom'
require 'google/apis/compute_v1'
require 'google/apis/container_v1'
require 'google/apis/container_v1beta1'
require 'google/apis/cloudbilling_v1'
require 'google/apis/cloudresourcemanager_v1'
require 'google/apis/iam_v1'
module GoogleApi
module CloudPlatform
class Client < GoogleApi::Auth
SCOPE = 'https://www.googleapis.com/auth/cloud-platform'
LEAST_TOKEN_LIFE_TIME = 10.minutes
CLUSTER_MASTER_AUTH_USERNAME = 'admin'
CLUSTER_IPV4_CIDR_BLOCK = '/16'
CLUSTER_OAUTH_SCOPES = [
"https://www.googleapis.com/auth/devstorage.read_only",
"https://www.googleapis.com/auth/logging.write",
"https://www.googleapis.com/auth/monitoring"
].freeze
class << self
def session_key_for_token
:cloud_platform_access_token
end
def session_key_for_expires_at
:cloud_platform_expires_at
end
def new_session_key_for_redirect_uri
SecureRandom.hex.tap do |state|
yield session_key_for_redirect_uri(state)
end
end
def session_key_for_redirect_uri(state)
"cloud_platform_second_redirect_uri_#{state}"
end
end
def scope
SCOPE
end
def validate_token(expires_at)
return false unless access_token
return false unless expires_at
# Making sure that the token will have been still alive during the cluster creation.
return false if token_life_time(expires_at) < LEAST_TOKEN_LIFE_TIME
true
end
def projects_zones_clusters_get(project_id, zone, cluster_id)
service = Google::Apis::ContainerV1::ContainerService.new
service.authorization = access_token
service.get_zone_cluster(project_id, zone, cluster_id, options: user_agent_header)
end
def projects_zones_clusters_create(project_id, zone, cluster_name, cluster_size, machine_type:, legacy_abac:, enable_addons: [])
service = Google::Apis::ContainerV1beta1::ContainerService.new
service.authorization = access_token
cluster_options = make_cluster_options(cluster_name, cluster_size, machine_type, legacy_abac, enable_addons)
request_body = Google::Apis::ContainerV1beta1::CreateClusterRequest.new(**cluster_options)
service.create_cluster(project_id, zone, request_body, options: user_agent_header)
end
def projects_zones_operations(project_id, zone, operation_id)
service = Google::Apis::ContainerV1::ContainerService.new
service.authorization = access_token
service.get_zone_operation(project_id, zone, operation_id, options: user_agent_header)
end
def parse_operation_id(self_link)
m = self_link.match(%r{projects/.*/zones/.*/operations/(.*)})
m[1] if m
end
def list_projects
result = []
service = Google::Apis::CloudresourcemanagerV1::CloudResourceManagerService.new
service.authorization = access_token
response = service.fetch_all(items: :projects) do |token|
service.list_projects
end
# Google API results are paged by default, so we need to iterate through
response.each do |project|
result.append(project)
end
result
end
def create_service_account(gcp_project_id, display_name, description)
name = "projects/#{gcp_project_id}"
# initialize google iam service
service = Google::Apis::IamV1::IamService.new
service.authorization = access_token
# generate account id
random_account_id = "gitlab-" + SecureRandom.hex(11)
body_params = { account_id: random_account_id,
service_account: { display_name: display_name,
description: description } }
request_body = Google::Apis::IamV1::CreateServiceAccountRequest.new(**body_params)
service.create_service_account(name, request_body)
end
def create_service_account_key(gcp_project_id, service_account_id)
service = Google::Apis::IamV1::IamService.new
service.authorization = access_token
name = "projects/#{gcp_project_id}/serviceAccounts/#{service_account_id}"
request_body = Google::Apis::IamV1::CreateServiceAccountKeyRequest.new
service.create_service_account_key(name, request_body)
end
private
def make_cluster_options(cluster_name, cluster_size, machine_type, legacy_abac, enable_addons)
{
cluster: {
name: cluster_name,
initial_node_count: cluster_size,
node_config: {
machine_type: machine_type,
oauth_scopes: CLUSTER_OAUTH_SCOPES
},
master_auth: {
client_certificate_config: {
issue_client_certificate: true
}
},
legacy_abac: {
enabled: legacy_abac
},
ip_allocation_policy: {
use_ip_aliases: true,
cluster_ipv4_cidr_block: CLUSTER_IPV4_CIDR_BLOCK
},
addons_config: make_addons_config(enable_addons)
}
}
end
def make_addons_config(enable_addons)
enable_addons.each_with_object({}) do |addon, hash|
hash[addon] = { disabled: false }
end
end
def token_life_time(expires_at)
DateTime.strptime(expires_at, '%s').to_time.utc - Time.now.utc
end
def user_agent_header
Google::Apis::RequestOptions.new.tap do |options|
options.header = { 'User-Agent': "GitLab/#{Gitlab::VERSION.match('(\d+\.\d+)').captures.first} (GPN:GitLab;)" }
end
end
end
end
end
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