64 lines
1.8 KiB
Ruby
64 lines
1.8 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Database
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module MigrationHelpers
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module RestrictGitlabSchema
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extend ActiveSupport::Concern
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included do
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class_attribute :allowed_gitlab_schemas
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end
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class_methods do
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def restrict_gitlab_migration(gitlab_schema:)
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unless Gitlab::Database::GitlabSchema.schema_names.include?(gitlab_schema)
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raise "Unknown 'gitlab_schema: #{gitlab_schema}' specified. It needs to be one of: " \
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"#{Gitlab::Database::GitlabSchema.schema_names.to_a}"
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end
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self.allowed_gitlab_schemas = [gitlab_schema]
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end
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end
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def exec_migration(conn, direction)
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if unmatched_schemas.any?
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migration_skipped
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return
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end
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Gitlab::Database::QueryAnalyzer.instance.within([validator_class, connection_validator_class]) do
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validator_class.allowed_gitlab_schemas = self.allowed_gitlab_schemas
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super
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end
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end
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private
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def migration_skipped
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say "The migration is skipped since it modifies the schemas: #{self.class.allowed_gitlab_schemas}."
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say "This database can only apply migrations in one of the following schemas: " \
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"#{allowed_schemas_for_connection}."
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end
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def validator_class
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Gitlab::Database::QueryAnalyzers::RestrictAllowedSchemas
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end
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def connection_validator_class
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Gitlab::Database::QueryAnalyzers::GitlabSchemasValidateConnection
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end
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def unmatched_schemas
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(self.allowed_gitlab_schemas || []) - allowed_schemas_for_connection
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end
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def allowed_schemas_for_connection
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Gitlab::Database.gitlab_schemas_for_connection(connection)
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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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