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Commit 580bcfd0 authored by Krasimir Angelov's avatar Krasimir Angelov
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Revert "Merge branch '325619-ci_builds-finalize-migration-and-swap-columns' into 'master'" 

This reverts commit 310d1982, reversing
changes made to 19043952.
parent 09d63219
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Showing with 5 additions and 221 deletions
db/post_migrate/20210907211557_finalize_ci_builds_bigint_conversion.rb deleted 100644 → 0
View file @ 09d63219
# frozen_string_literal: true
class FinalizeCiBuildsBigintConversion < Gitlab::Database::Migration[1.0]
disable_ddl_transaction!
TABLE_NAME = 'ci_builds'
PK_INDEX_NAME = 'index_ci_builds_on_converted_id'
SECONDARY_INDEXES = [
{
original_name: :index_ci_builds_on_commit_id_artifacts_expired_at_and_id,
temporary_name: :index_ci_builds_on_commit_id_expire_at_and_converted_id,
columns: [:commit_id, :artifacts_expire_at, :id_convert_to_bigint],
options: {
where: "type::text = 'Ci::Build'::text
AND (retried = false OR retried IS NULL)
AND (name::text = ANY (ARRAY['sast'::character varying::text,
'secret_detection'::character varying::text,
'dependency_scanning'::character varying::text,
'container_scanning'::character varying::text,
'dast'::character varying::text]))"
}
},
{
original_name: :index_ci_builds_on_project_id_and_id,
temporary_name: :index_ci_builds_on_project_and_converted_id,
columns: [:project_id, :id_convert_to_bigint],
options: {}
},
{
original_name: :index_ci_builds_on_runner_id_and_id_desc,
temporary_name: :index_ci_builds_on_runner_id_and_converted_id_desc,
columns: [:runner_id, :id_convert_to_bigint],
options: { order: { id_convert_to_bigint: :desc } }
},
{
original_name: :index_for_resource_group,
temporary_name: :index_ci_builds_on_resource_group_and_converted_id,
columns: [:resource_group_id, :id_convert_to_bigint],
options: { where: 'resource_group_id IS NOT NULL' }
},
{
original_name: :index_security_ci_builds_on_name_and_id_parser_features,
temporary_name: :index_security_ci_builds_on_name_and_converted_id_parser,
columns: [:name, :id_convert_to_bigint],
options: {
where: "(name::text = ANY (ARRAY['container_scanning'::character varying::text,
'dast'::character varying::text,
'dependency_scanning'::character varying::text,
'license_management'::character varying::text,
'sast'::character varying::text,
'secret_detection'::character varying::text,
'coverage_fuzzing'::character varying::text,
'license_scanning'::character varying::text])
) AND type::text = 'Ci::Build'::text"
}
}
].freeze
MANUAL_INDEX_NAMES = {
original_name: :index_ci_builds_runner_id_pending_covering,
temporary_name: :index_ci_builds_runner_id_and_converted_id_pending_covering
}.freeze
REFERENCING_FOREIGN_KEYS = [
[:ci_build_needs, :build_id, :cascade, 'fk_rails_'],
[:ci_build_pending_states, :build_id, :cascade, 'fk_rails_'],
[:ci_build_report_results, :build_id, :cascade, 'fk_rails_'],
[:ci_build_trace_chunks, :build_id, :cascade, 'fk_rails_'],
[:ci_build_trace_metadata, :build_id, :cascade, 'fk_rails_'],
[:ci_builds_runner_session, :build_id, :cascade, 'fk_rails_'],
[:ci_builds_metadata, :build_id, :cascade, 'fk_'],
[:ci_job_artifacts, :job_id, :cascade, 'fk_rails_'],
[:ci_job_variables, :job_id, :cascade, 'fk_rails_'],
[:ci_pending_builds, :build_id, :cascade, 'fk_rails_'],
[:ci_resources, :build_id, :nullify, 'fk_'],
[:ci_running_builds, :build_id, :cascade, 'fk_rails_'],
[:ci_sources_pipelines, :source_job_id, :cascade, 'fk_'],
[:ci_unit_test_failures, :build_id, :cascade, 'fk_'],
[:dast_scanner_profiles_builds, :ci_build_id, :cascade, 'fk_'],
[:dast_site_profiles_builds, :ci_build_id, :cascade, 'fk_'],
[:pages_deployments, :ci_build_id, :nullify, 'fk_rails_'],
[:requirements_management_test_reports, :build_id, :nullify, 'fk_rails_'],
[:security_scans, :build_id, :cascade, 'fk_rails_'],
[:terraform_state_versions, :ci_build_id, :nullify, 'fk_']
].freeze
def up
ensure_batched_background_migration_is_finished(
job_class_name: 'CopyColumnUsingBackgroundMigrationJob',
table_name: TABLE_NAME,
column_name: 'id',
job_arguments: [%w[id stage_id], %w[id_convert_to_bigint stage_id_convert_to_bigint]]
)
# Remove this upfront since this table is being dropped, and doesn't need to be migrated
if foreign_key_exists?(:dep_ci_build_trace_sections, TABLE_NAME, column: :build_id)
remove_foreign_key(:dep_ci_build_trace_sections, TABLE_NAME, column: :build_id)
end
swap_columns
end
def down
swap_columns
end
private
def swap_columns
# Copy existing indexes from the original column to the new column
create_indexes
# Copy existing FKs from the original column to the new column
create_referencing_foreign_keys
# Remove existing FKs from the referencing tables, so we don't have to lock on them when we drop the existing PK
replace_referencing_foreign_keys
with_lock_retries(raise_on_exhaustion: true) do
quoted_table_name = quote_table_name(TABLE_NAME)
# Swap the original and new column names
temporary_name = 'id_tmp'
execute "ALTER TABLE #{quoted_table_name} RENAME COLUMN #{quote_column_name(:id)} TO #{quote_column_name(temporary_name)}"
execute "ALTER TABLE #{quoted_table_name} RENAME COLUMN #{quote_column_name(:id_convert_to_bigint)} TO #{quote_column_name(:id)}"
execute "ALTER TABLE #{quoted_table_name} RENAME COLUMN #{quote_column_name(temporary_name)} TO #{quote_column_name(:id_convert_to_bigint)}"
# Reset the function so PG drops the plan cache for the incorrect integer type
function_name = Gitlab::Database::UnidirectionalCopyTrigger.on_table(TABLE_NAME)
.name([:id, :stage_id], [:id_convert_to_bigint, :stage_id_convert_to_bigint])
execute "ALTER FUNCTION #{quote_table_name(function_name)} RESET ALL"
# Swap defaults of the two columns, and change ownership of the sequence to the new id
execute "ALTER SEQUENCE ci_builds_id_seq OWNED BY #{TABLE_NAME}.id"
change_column_default TABLE_NAME, :id, -> { "nextval('ci_builds_id_seq'::regclass)" }
change_column_default TABLE_NAME, :id_convert_to_bigint, 0
# Swap the PK constraint from the original column to the new column
# We deliberately don't CASCADE here because the old FKs should be removed already
execute "ALTER TABLE #{quoted_table_name} DROP CONSTRAINT ci_builds_pkey"
rename_index TABLE_NAME, PK_INDEX_NAME, 'ci_builds_pkey'
execute "ALTER TABLE #{quoted_table_name} ADD CONSTRAINT ci_builds_pkey PRIMARY KEY USING INDEX ci_builds_pkey"
# Remove old column indexes and change new column indexes to have the original names
rename_secondary_indexes # rubocop:disable Migration/WithLockRetriesDisallowedMethod
end
end
def create_indexes
add_concurrent_index TABLE_NAME, :id_convert_to_bigint, unique: true, name: PK_INDEX_NAME
SECONDARY_INDEXES.each do |index_definition|
options = index_definition[:options]
options[:name] = index_definition[:temporary_name]
add_concurrent_index(TABLE_NAME, index_definition[:columns], options)
end
unless index_name_exists?(TABLE_NAME, MANUAL_INDEX_NAMES[:temporary_name])
execute(<<~SQL)
CREATE INDEX CONCURRENTLY #{MANUAL_INDEX_NAMES[:temporary_name]}
ON ci_builds (runner_id, id_convert_to_bigint) INCLUDE (project_id)
WHERE status::text = 'pending'::text AND type::text = 'Ci::Build'::text
SQL
end
end
def rename_secondary_indexes
(SECONDARY_INDEXES + [MANUAL_INDEX_NAMES]).each do |index_definition|
remove_index(TABLE_NAME, name: index_definition[:original_name]) # rubocop:disable Migration/RemoveIndex
rename_index(TABLE_NAME, index_definition[:temporary_name], index_definition[:original_name])
end
end
def create_referencing_foreign_keys
REFERENCING_FOREIGN_KEYS.each do |(from_table, column, on_delete, prefix)|
# Don't attempt to create the FK if one already exists from the table to the new column
# The check in `add_concurrent_foreign_key` already checks for this, but it looks for the foreign key
# with the new name only (containing the `_tmp` suffix).
#
# Since we might partially rename FKs and re-run the migration, we also have to check and see if a FK exists
# on those columns that might not match the `_tmp` name.
next if foreign_key_exists?(from_table, TABLE_NAME, column: column, primary_key: :id_convert_to_bigint)
temporary_name = "#{concurrent_foreign_key_name(from_table, column, prefix: prefix)}_tmp"
add_concurrent_foreign_key(
from_table,
TABLE_NAME,
column: column,
target_column: :id_convert_to_bigint,
name: temporary_name,
on_delete: on_delete,
reverse_lock_order: true)
end
end
def replace_referencing_foreign_keys
REFERENCING_FOREIGN_KEYS.each do |(from_table, column, _, prefix)|
existing_name = concurrent_foreign_key_name(from_table, column, prefix: prefix)
# Don't attempt to replace the FK unless it exists and points at the original column.
# This could happen if the migration is re-run due to failing midway.
next unless foreign_key_exists?(from_table, TABLE_NAME, column: column, primary_key: :id, name: existing_name)
with_lock_retries do
# Explicitly lock table in order of parent, child to attempt to avoid deadlocks
execute "LOCK TABLE #{TABLE_NAME}, #{from_table} IN ACCESS EXCLUSIVE MODE"
temporary_name = "#{existing_name}_tmp"
remove_foreign_key(from_table, TABLE_NAME, column: column, primary_key: :id, name: existing_name)
rename_constraint(from_table, temporary_name, existing_name)
end
end
end
end
db/schema_migrations/20210907211557 deleted 100644 → 0
View file @ 09d63219
387dcbda7c3b32050298d8a679361a17916a66d0ab686211f0d1a0dc708c4a74
\ No newline at end of file
db/structure.sql
View file @ 580bcfd0
......@@ -11306,7 +11306,7 @@ CREATE TABLE ci_build_trace_metadata (
);
CREATE TABLE ci_builds (
id_convert_to_bigint integer DEFAULT 0 NOT NULL,
id integer NOT NULL,
status character varying,
finished_at timestamp without time zone,
trace text,
......@@ -11351,7 +11351,7 @@ CREATE TABLE ci_builds (
waiting_for_resource_at timestamp with time zone,
processed boolean,
scheduling_type smallint,
id bigint NOT NULL,
id_convert_to_bigint bigint DEFAULT 0 NOT NULL,
stage_id bigint,
CONSTRAINT check_1e2fbd1b39 CHECK ((lock_version IS NOT NULL))
);
......@@ -27534,6 +27534,9 @@ ALTER TABLE ONLY releases
ALTER TABLE ONLY geo_event_log
ADD CONSTRAINT fk_4a99ebfd60 FOREIGN KEY (repositories_changed_event_id) REFERENCES geo_repositories_changed_events(id) ON DELETE CASCADE;
ALTER TABLE ONLY dep_ci_build_trace_sections
ADD CONSTRAINT fk_4ebe41f502 FOREIGN KEY (build_id) REFERENCES ci_builds(id) ON DELETE CASCADE;
ALTER TABLE ONLY alert_management_alerts
ADD CONSTRAINT fk_51ab4b6089 FOREIGN KEY (prometheus_alert_id) REFERENCES prometheus_alerts(id) ON DELETE CASCADE;
spec/db/schema_spec.rb
View file @ 580bcfd0
......@@ -35,7 +35,6 @@ RSpec.describe 'Database schema' do
cluster_providers_gcp: %w[gcp_project_id operation_id],
compliance_management_frameworks: %w[group_id],
commit_user_mentions: %w[commit_id],
dep_ci_build_trace_sections: %w[build_id],
deploy_keys_projects: %w[deploy_key_id],
deployments: %w[deployable_id user_id],
draft_notes: %w[discussion_id commit_id],
......
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