debian-mirror-gitlab/spec/db/schema_spec.rb

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# frozen_string_literal: true
require 'spec_helper'
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require Rails.root.join('ee', 'spec', 'db', 'schema_support') if Gitlab.ee?
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RSpec.describe 'Database schema' do
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prepend_mod_with('DB::SchemaSupport')
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let(:connection) { ActiveRecord::Base.connection }
let(:tables) { connection.tables }
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let(:columns_name_with_jsonb) { retrieve_columns_name_with_jsonb }
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# List of columns historically missing a FK, don't add more columns
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# See: https://docs.gitlab.com/ee/development/foreign_keys.html#naming-foreign-keys
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IGNORED_FK_COLUMNS = {
abuse_reports: %w[reporter_id user_id],
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application_settings: %w[performance_bar_allowed_group_id slack_app_id snowplow_app_id eks_account_id eks_access_key_id],
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approvals: %w[user_id],
approver_groups: %w[target_id],
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approvers: %w[target_id user_id],
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audit_events: %w[author_id entity_id target_id],
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award_emoji: %w[awardable_id user_id],
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aws_roles: %w[role_external_id],
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boards: %w[milestone_id iteration_id],
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chat_names: %w[chat_id team_id user_id],
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chat_teams: %w[team_id],
ci_builds: %w[erased_by_id runner_id trigger_request_id user_id],
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ci_namespace_monthly_usages: %w[namespace_id],
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ci_pipelines: %w[user_id],
ci_runner_projects: %w[runner_id],
ci_trigger_requests: %w[commit_id],
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cluster_providers_aws: %w[security_group_id vpc_id access_key_id],
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cluster_providers_gcp: %w[gcp_project_id operation_id],
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compliance_management_frameworks: %w[group_id],
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commit_user_mentions: %w[commit_id],
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deploy_keys_projects: %w[deploy_key_id],
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deployments: %w[deployable_id user_id],
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draft_notes: %w[discussion_id commit_id],
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epics: %w[updated_by_id last_edited_by_id state_id],
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events: %w[target_id],
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forked_project_links: %w[forked_from_project_id],
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geo_event_log: %w[hashed_storage_attachments_event_id],
geo_job_artifact_deleted_events: %w[job_artifact_id],
geo_lfs_object_deleted_events: %w[lfs_object_id],
geo_node_statuses: %w[last_event_id cursor_last_event_id],
geo_nodes: %w[oauth_application_id],
geo_repository_deleted_events: %w[project_id],
geo_upload_deleted_events: %w[upload_id model_id],
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gitlab_subscription_histories: %w[gitlab_subscription_id hosted_plan_id namespace_id],
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identities: %w[user_id],
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import_failures: %w[project_id],
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issues: %w[last_edited_by_id state_id],
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jira_tracker_data: %w[jira_issue_transition_id],
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keys: %w[user_id],
label_links: %w[target_id],
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ldap_group_links: %w[group_id],
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members: %w[source_id created_by_id],
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merge_requests: %w[last_edited_by_id state_id],
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merge_request_diff_commits: %w[commit_author_id committer_id],
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namespaces: %w[owner_id parent_id],
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notes: %w[author_id commit_id noteable_id updated_by_id resolved_by_id confirmed_by_id discussion_id],
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notification_settings: %w[source_id],
oauth_access_grants: %w[resource_owner_id application_id],
oauth_access_tokens: %w[resource_owner_id application_id],
oauth_applications: %w[owner_id],
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open_project_tracker_data: %w[closed_status_id],
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product_analytics_events_experimental: %w[event_id txn_id user_id],
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project_group_links: %w[group_id],
project_statistics: %w[namespace_id],
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projects: %w[creator_id ci_id mirror_user_id],
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redirect_routes: %w[source_id],
repository_languages: %w[programming_language_id],
routes: %w[source_id],
sent_notifications: %w[project_id noteable_id recipient_id commit_id in_reply_to_discussion_id],
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slack_integrations: %w[team_id user_id],
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snippets: %w[author_id],
spam_logs: %w[user_id],
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status_check_responses: %w[external_approval_rule_id],
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subscriptions: %w[user_id subscribable_id],
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suggestions: %w[commit_id],
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taggings: %w[tag_id taggable_id tagger_id],
timelogs: %w[user_id],
todos: %w[target_id commit_id],
uploads: %w[model_id],
user_agent_details: %w[subject_id],
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users: %w[color_scheme_id created_by_id theme_id email_opted_in_source_id],
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users_star_projects: %w[user_id],
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vulnerability_identifiers: %w[external_id],
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vulnerability_scanners: %w[external_id],
security_scans: %w[pipeline_id] # foreign key is not added as ci_pipeline table will be moved into different db soon
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}.with_indifferent_access.freeze
context 'for table' do
ActiveRecord::Base.connection.tables.sort.each do |table|
describe table do
let(:indexes) { connection.indexes(table) }
let(:columns) { connection.columns(table) }
let(:foreign_keys) { connection.foreign_keys(table) }
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# take the first column in case we're using a composite primary key
let(:primary_key_column) { Array(connection.primary_key(table)).first }
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context 'all foreign keys' do
# for index to be effective, the FK constraint has to be at first place
it 'are indexed' do
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first_indexed_column = indexes.map(&:columns).map do |columns|
# In cases of complex composite indexes, a string is returned eg:
# "lower((extern_uid)::text), group_id"
columns = columns.split(',') if columns.is_a?(String)
columns.first.chomp
end
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foreign_keys_columns = foreign_keys.map(&:column)
# Add the primary key column to the list of indexed columns because
# postgres and mysql both automatically create an index on the primary
# key. Also, the rails connection.indexes() method does not return
# automatically generated indexes (like the primary key index).
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first_indexed_column.push(primary_key_column)
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expect(first_indexed_column.uniq).to include(*foreign_keys_columns)
end
end
context 'columns ending with _id' do
let(:column_names) { columns.map(&:name) }
let(:column_names_with_id) { column_names.select { |column_name| column_name.ends_with?('_id') } }
let(:foreign_keys_columns) { foreign_keys.map(&:column) }
let(:ignored_columns) { ignored_fk_columns(table) }
it 'do have the foreign keys' do
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expect(column_names_with_id - ignored_columns).to match_array(foreign_keys_columns)
end
it 'and having foreign key are not in the ignore list' do
expect(ignored_columns).to match_array(ignored_columns - foreign_keys)
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end
end
end
end
end
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# These pre-existing enums have limits > 2 bytes
IGNORED_LIMIT_ENUMS = {
'Analytics::CycleAnalytics::GroupStage' => %w[start_event_identifier end_event_identifier],
'Analytics::CycleAnalytics::ProjectStage' => %w[start_event_identifier end_event_identifier],
'Ci::Bridge' => %w[failure_reason],
'Ci::Build' => %w[failure_reason],
'Ci::BuildMetadata' => %w[timeout_source],
'Ci::BuildTraceChunk' => %w[data_store],
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'Ci::DailyReportResult' => %w[param_type],
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'Ci::JobArtifact' => %w[file_type],
'Ci::Pipeline' => %w[source config_source failure_reason],
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'Ci::Processable' => %w[failure_reason],
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'Ci::Runner' => %w[access_level],
'Ci::Stage' => %w[status],
'Clusters::Applications::Ingress' => %w[ingress_type],
'Clusters::Cluster' => %w[platform_type provider_type],
'CommitStatus' => %w[failure_reason],
'GenericCommitStatus' => %w[failure_reason],
'Gitlab::DatabaseImporters::CommonMetrics::PrometheusMetric' => %w[group],
'InternalId' => %w[usage],
'List' => %w[list_type],
'NotificationSetting' => %w[level],
'Project' => %w[auto_cancel_pending_pipelines],
'ProjectAutoDevops' => %w[deploy_strategy],
'PrometheusMetric' => %w[group],
'ResourceLabelEvent' => %w[action],
'User' => %w[layout dashboard project_view],
'UserCallout' => %w[feature_name],
'PrometheusAlert' => %w[operator]
}.freeze
context 'for enums' do
ApplicationRecord.descendants.each do |model|
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# skip model if it is an abstract class as it would not have an associated DB table
next if model.abstract_class?
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describe model do
let(:ignored_enums) { ignored_limit_enums(model.name) }
let(:enums) { model.defined_enums.keys - ignored_enums }
it 'uses smallint for enums' do
expect(model).to use_smallint_for_enums(enums)
end
end
end
end
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# These pre-existing columns does not use a schema validation yet
IGNORED_JSONB_COLUMNS = {
"ApplicationSetting" => %w[repository_storages_weighted],
"AlertManagement::Alert" => %w[payload],
"Ci::BuildMetadata" => %w[config_options config_variables],
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"ExperimentSubject" => %w[context],
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"ExperimentUser" => %w[context],
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"Geo::Event" => %w[payload],
"GeoNodeStatus" => %w[status],
"Operations::FeatureFlagScope" => %w[strategies],
"Operations::FeatureFlags::Strategy" => %w[parameters],
"Packages::Composer::Metadatum" => %w[composer_json],
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"RawUsageData" => %w[payload], # Usage data payload changes often, we cannot use one schema
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"Releases::Evidence" => %w[summary]
}.freeze
# We are skipping GEO models for now as it adds up complexity
describe 'for jsonb columns' do
it 'uses json schema validator' do
columns_name_with_jsonb.each do |hash|
next if models_by_table_name[hash["table_name"]].nil?
models_by_table_name[hash["table_name"]].each do |model|
jsonb_columns = [hash["column_name"]] - ignored_jsonb_columns(model.name)
expect(model).to validate_jsonb_schema(jsonb_columns)
end
end
end
end
context 'existence of Postgres schemas' do
def get_schemas
sql = <<~SQL
SELECT schema_name FROM
information_schema.schemata
WHERE
NOT schema_name ~* '^pg_' AND NOT schema_name = 'information_schema'
AND catalog_name = current_database()
SQL
ApplicationRecord.connection.select_all(sql).map do |row|
row['schema_name']
end
end
it 'we have a public schema' do
expect(get_schemas).to include('public')
end
Gitlab::Database::EXTRA_SCHEMAS.each do |schema|
it "we have a '#{schema}' schema'" do
expect(get_schemas).to include(schema.to_s)
end
end
it 'we do not have unexpected schemas' do
expect(get_schemas.size).to eq(Gitlab::Database::EXTRA_SCHEMAS.size + 1)
end
end
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context 'primary keys' do
let(:exceptions) do
%i(
elasticsearch_indexed_namespaces
elasticsearch_indexed_projects
merge_request_context_commit_diff_files
)
end
it 'expects every table to have a primary key defined' do
connection = ActiveRecord::Base.connection
problematic_tables = connection.tables.select do |table|
!connection.primary_key(table).present?
end.map(&:to_sym)
expect(problematic_tables - exceptions).to be_empty
end
end
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context 'index names' do
it 'disallows index names with a _ccnew[0-9]* suffix' do
# During REINDEX operations, Postgres generates a temporary index with a _ccnew[0-9]* suffix
# Since indexes are being considered temporary and subject to removal if they stick around for longer. See Gitlab::Database::Reindexing.
#
# Hence we disallow adding permanent indexes with this suffix.
problematic_indexes = Gitlab::Database::PostgresIndex.match("#{Gitlab::Database::Reindexing::ReindexConcurrently::TEMPORARY_INDEX_PATTERN}$").all
expect(problematic_indexes).to be_empty
end
end
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private
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def retrieve_columns_name_with_jsonb
sql = <<~SQL
SELECT table_name, column_name, data_type
FROM information_schema.columns
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WHERE table_catalog = '#{ApplicationRecord.connection_db_config.database}'
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AND table_schema = 'public'
AND table_name NOT LIKE 'pg_%'
AND data_type = 'jsonb'
ORDER BY table_name, column_name, data_type
SQL
ApplicationRecord.connection.select_all(sql).to_a
end
def models_by_table_name
@models_by_table_name ||= ApplicationRecord.descendants.reject(&:abstract_class).group_by(&:table_name)
end
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def ignored_fk_columns(column)
IGNORED_FK_COLUMNS.fetch(column, [])
end
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def ignored_limit_enums(model)
IGNORED_LIMIT_ENUMS.fetch(model, [])
end
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def ignored_jsonb_columns(model)
IGNORED_JSONB_COLUMNS.fetch(model, [])
end
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end