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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Backup::DatabaseModel, :reestablished_active_record_base, feature_category: :backup_restore do
using RSpec::Parameterized::TableSyntax
let(:gitlab_database_name) { 'main' }
describe '#connection' do
subject { described_class.new(gitlab_database_name).connection }
it 'an instance of a ActiveRecord::Base.connection' do
subject.is_a? ActiveRecord::Base.connection.class # rubocop:disable Database/MultipleDatabases
end
end
describe '#config' do
let(:application_config) do
{
adapter: 'postgresql',
host: 'some_host',
port: '5432'
}
end
subject { described_class.new(gitlab_database_name).config }
before do
allow(
Gitlab::Database.database_base_models_with_gitlab_shared[gitlab_database_name].connection_db_config
).to receive(:configuration_hash).and_return(application_config)
end
shared_examples 'no configuration is overridden' do
it 'ActiveRecord backup configuration is expected to equal application configuration' do
expect(subject[:activerecord]).to eq(application_config)
end
it 'PostgreSQL ENV is expected to equal application configuration' do
expect(subject[:pg_env]).to eq(
{
'PGHOST' => application_config[:host],
'PGPORT' => application_config[:port]
}
)
end
end
shared_examples 'environment variables override application configuration' do
let(:active_record_key) { described_class::SUPPORTED_OVERRIDES.invert[pg_env] }
it 'ActiveRecord backup configuration overrides application configuration' do
expect(subject[:activerecord]).to eq(application_config.merge(active_record_key => overridden_value))
end
it 'PostgreSQL ENV overrides application configuration' do
expect(subject[:pg_env]).to include({ pg_env => overridden_value })
end
end
context 'when no GITLAB_BACKUP_PG* variables are set' do
it_behaves_like 'no configuration is overridden'
end
context 'when GITLAB_BACKUP_PG* variables are set' do
where(:env_variable, :overridden_value) do
'GITLAB_BACKUP_PGHOST' | 'test.invalid.'
'GITLAB_BACKUP_PGUSER' | 'some_user'
'GITLAB_BACKUP_PGPORT' | '1543'
'GITLAB_BACKUP_PGPASSWORD' | 'secret'
'GITLAB_BACKUP_PGSSLMODE' | 'allow'
'GITLAB_BACKUP_PGSSLKEY' | 'some_key'
'GITLAB_BACKUP_PGSSLCERT' | '/path/to/cert'
'GITLAB_BACKUP_PGSSLROOTCERT' | '/path/to/root/cert'
'GITLAB_BACKUP_PGSSLCRL' | '/path/to/crl'
'GITLAB_BACKUP_PGSSLCOMPRESSION' | '1'
end
with_them do
let(:pg_env) { env_variable[/GITLAB_BACKUP_(\w+)/, 1] }
before do
stub_env(env_variable, overridden_value)
end
it_behaves_like 'environment variables override application configuration'
end
end
context 'when GITLAB_BACKUP_<DBNAME>_PG* variables are set' do
context 'and environment variables are for the current database name' do
where(:env_variable, :overridden_value) do
'GITLAB_BACKUP_MAIN_PGHOST' | 'test.invalid.'
'GITLAB_BACKUP_MAIN_PGUSER' | 'some_user'
'GITLAB_BACKUP_MAIN_PGPORT' | '1543'
'GITLAB_BACKUP_MAIN_PGPASSWORD' | 'secret'
'GITLAB_BACKUP_MAIN_PGSSLMODE' | 'allow'
'GITLAB_BACKUP_MAIN_PGSSLKEY' | 'some_key'
'GITLAB_BACKUP_MAIN_PGSSLCERT' | '/path/to/cert'
'GITLAB_BACKUP_MAIN_PGSSLROOTCERT' | '/path/to/root/cert'
'GITLAB_BACKUP_MAIN_PGSSLCRL' | '/path/to/crl'
'GITLAB_BACKUP_MAIN_PGSSLCOMPRESSION' | '1'
end
with_them do
let(:pg_env) { env_variable[/GITLAB_BACKUP_MAIN_(\w+)/, 1] }
before do
stub_env(env_variable, overridden_value)
end
it_behaves_like 'environment variables override application configuration'
end
end
context 'and environment variables are for another database' do
where(:env_variable, :overridden_value) do
'GITLAB_BACKUP_CI_PGHOST' | 'test.invalid.'
'GITLAB_BACKUP_CI_PGUSER' | 'some_user'
'GITLAB_BACKUP_CI_PGPORT' | '1543'
'GITLAB_BACKUP_CI_PGPASSWORD' | 'secret'
'GITLAB_BACKUP_CI_PGSSLMODE' | 'allow'
'GITLAB_BACKUP_CI_PGSSLKEY' | 'some_key'
'GITLAB_BACKUP_CI_PGSSLCERT' | '/path/to/cert'
'GITLAB_BACKUP_CI_PGSSLROOTCERT' | '/path/to/root/cert'
'GITLAB_BACKUP_CI_PGSSLCRL' | '/path/to/crl'
'GITLAB_BACKUP_CI_PGSSLCOMPRESSION' | '1'
end
with_them do
let(:pg_env) { env_variable[/GITLAB_BACKUP_CI_(\w+)/, 1] }
before do
stub_env(env_variable, overridden_value)
end
it_behaves_like 'no configuration is overridden'
end
end
context 'when both GITLAB_BACKUP_PGUSER and GITLAB_BACKUP_MAIN_PGUSER variable are present' do
before do
stub_env('GITLAB_BACKUP_PGUSER', 'generic_user')
stub_env('GITLAB_BACKUP_MAIN_PGUSER', 'specfic_user')
end
it 'prefers more specific GITLAB_BACKUP_MAIN_PGUSER' do
config = subject
expect(config.dig(:activerecord, :username)).to eq('specfic_user')
expect(config.dig(:pg_env, 'PGUSER')).to eq('specfic_user')
end
end
end
end
end
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