Commit da275b6d authored by Mayra Cabrera's avatar Mayra Cabrera

Merge branch 'concurrent_foreign_key_uses_with_lock_retries' into 'master'

Use with_lock_retries when adding concurrent FK

See merge request gitlab-org/gitlab!29663
parents 622400db 62d2029d
......@@ -184,6 +184,7 @@ module Gitlab
# short period of time. The key _is_ enforced for any newly created
# data.
with_lock_retries do
execute <<-EOF.strip_heredoc
ALTER TABLE #{source}
ADD CONSTRAINT #{options[:name]}
......@@ -193,6 +194,7 @@ module Gitlab
NOT VALID;
EOF
end
end
# Validate the existing constraint. This can potentially take a very
# long time to complete, but fortunately does not lock the source table
......
......@@ -215,6 +215,7 @@ describe Gitlab::Database::MigrationHelpers do
context 'ON DELETE statements' do
context 'on_delete: :nullify' do
it 'appends ON DELETE SET NULL statement' do
expect(model).to receive(:with_lock_retries).and_call_original
expect(model).to receive(:disable_statement_timeout).and_call_original
expect(model).to receive(:execute).with(/statement_timeout/)
expect(model).to receive(:execute).ordered.with(/VALIDATE CONSTRAINT/)
......@@ -230,6 +231,7 @@ describe Gitlab::Database::MigrationHelpers do
context 'on_delete: :cascade' do
it 'appends ON DELETE CASCADE statement' do
expect(model).to receive(:with_lock_retries).and_call_original
expect(model).to receive(:disable_statement_timeout).and_call_original
expect(model).to receive(:execute).with(/statement_timeout/)
expect(model).to receive(:execute).ordered.with(/VALIDATE CONSTRAINT/)
......@@ -245,6 +247,7 @@ describe Gitlab::Database::MigrationHelpers do
context 'on_delete: nil' do
it 'appends no ON DELETE statement' do
expect(model).to receive(:with_lock_retries).and_call_original
expect(model).to receive(:disable_statement_timeout).and_call_original
expect(model).to receive(:execute).with(/statement_timeout/)
expect(model).to receive(:execute).ordered.with(/VALIDATE CONSTRAINT/)
......@@ -261,6 +264,7 @@ describe Gitlab::Database::MigrationHelpers do
context 'when no custom key name is supplied' do
it 'creates a concurrent foreign key and validates it' do
expect(model).to receive(:with_lock_retries).and_call_original
expect(model).to receive(:disable_statement_timeout).and_call_original
expect(model).to receive(:execute).with(/statement_timeout/)
expect(model).to receive(:execute).ordered.with(/NOT VALID/)
......@@ -287,6 +291,7 @@ describe Gitlab::Database::MigrationHelpers do
context 'when a custom key name is supplied' do
context 'for creating a new foreign key for a column that does not presently exist' do
it 'creates a new foreign key' do
expect(model).to receive(:with_lock_retries).and_call_original
expect(model).to receive(:disable_statement_timeout).and_call_original
expect(model).to receive(:execute).with(/statement_timeout/)
expect(model).to receive(:execute).ordered.with(/NOT VALID/)
......@@ -314,6 +319,7 @@ describe Gitlab::Database::MigrationHelpers do
context 'when the supplied key name is different from the existing foreign key name' do
it 'creates a new foreign key' do
expect(model).to receive(:with_lock_retries).and_call_original
expect(model).to receive(:disable_statement_timeout).and_call_original
expect(model).to receive(:execute).with(/statement_timeout/)
expect(model).to receive(:execute).ordered.with(/NOT VALID/)
......
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