45e8b6e0ec
We've seen that sometimes our unit tests create a lot of mysql connections simultaneously[1][2] and cause the tests to fail. Increase the max_connections limit from 151 to 1024, which is what devstack uses[3]. [1] http://logs.openstack.org/43/536543/9/check/openstack-tox-py35/0729ea7/job-output.txt.gz#_2018-01-30_19_36_38_136523 [2] http://logs.openstack.org/23/524423/44/gate/openstack-tox-py35/0f8083f/job-output.txt.gz#_2018-01-28_21_11_52_855308 [3] http://git.openstack.org/cgit/openstack-dev/devstack/tree/lib/databases/mysql?id=640150683d137a9a10dfe833e7a34b7ea6cdfb1a#n99 Change-Id: Ic9f9ca696af1876eb5a728356a98d70352ef9bc3 Related-bug: #1746016
62 lines
2.1 KiB
Bash
Executable File
62 lines
2.1 KiB
Bash
Executable File
#!/bin/bash -xe
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# This script will be run by OpenStack CI before unit tests are run,
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# it sets up the test system as needed.
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# Developers should setup their test systems in a similar way.
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# This setup needs to be run as a user that can run sudo.
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# The root password for the MySQL database; pass it in via
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# MYSQL_ROOT_PW.
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DB_ROOT_PW=${MYSQL_ROOT_PW:-insecure_slave}
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# This user and its password are used by the tests, if you change it,
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# your tests might fail.
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DB_USER=openstack_citest
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DB_PW=openstack_citest
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sudo -H mysqladmin -u root password $DB_ROOT_PW
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# It's best practice to remove anonymous users from the database. If
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# a anonymous user exists, then it matches first for connections and
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# other connections from that host will not work.
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sudo -H mysql -u root -p$DB_ROOT_PW -h localhost -e "
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DELETE FROM mysql.user WHERE User='';
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FLUSH PRIVILEGES;
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GRANT ALL PRIVILEGES ON *.*
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TO '$DB_USER'@'%' identified by '$DB_PW' WITH GRANT OPTION;"
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# Bump the max_connections limit
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sudo -H mysql -u root -p$DB_ROOT_PW -h localhost -e "
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SET GLOBAL max_connections = 1024;"
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# Now create our database.
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mysql -u $DB_USER -p$DB_PW -h 127.0.0.1 -e "
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SET default_storage_engine=MYISAM;
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DROP DATABASE IF EXISTS openstack_citest;
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CREATE DATABASE openstack_citest CHARACTER SET utf8;"
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# Same for PostgreSQL
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# The root password for the PostgreSQL database; pass it in via
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# POSTGRES_ROOT_PW.
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DB_ROOT_PW=${POSTGRES_ROOT_PW:-insecure_slave}
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# Setup user
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root_roles=$(sudo -H -u postgres psql -t -c "
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SELECT 'HERE' from pg_roles where rolname='$DB_USER'")
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if [[ ${root_roles} == *HERE ]];then
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sudo -H -u postgres psql -c "ALTER ROLE $DB_USER WITH SUPERUSER LOGIN PASSWORD '$DB_PW'"
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else
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sudo -H -u postgres psql -c "CREATE ROLE $DB_USER WITH SUPERUSER LOGIN PASSWORD '$DB_PW'"
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fi
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# Store password for tests
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cat << EOF > $HOME/.pgpass
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*:*:*:$DB_USER:$DB_PW
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EOF
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chmod 0600 $HOME/.pgpass
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# Now create our database
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psql -h 127.0.0.1 -U $DB_USER -d template1 -c "DROP DATABASE IF EXISTS openstack_citest"
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createdb -h 127.0.0.1 -U $DB_USER -l C -T template0 -E utf8 openstack_citest
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