I need to run MySql in a Snap for integration tests but I’m encountering some errors. Namely, this:
May 21 00:22:21 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e systemd[1]: Started Service for snap application slurm.mysql.
16666May 21 00:22:21 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e slurm.mysql[16023]: /bin/bash: warning: setlocale: LC_ALL: cannot change locale (en_US.UTF-8)
16667May 21 00:22:21 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e slurm.mysql[16023]: 2020-05-21T00:22:21.819810Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
16668May 21 00:22:21 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e slurm.mysql[16023]: 2020-05-21T00:22:21.890772Z 0 [ERROR] Can't change data directory owner to mysql
16669May 21 00:22:21 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e slurm.mysql[16023]: 2020-05-21T00:22:21.890812Z 0 [ERROR] Aborting
16670May 21 00:22:21 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e slurm.mysql[16023]: NOT NEW INSTALL
16671May 21 00:22:21 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e slurm.mysql[16023]: Starting MySQL
16672May 21 00:22:22 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e slurm.mysql[16023]: . * The server quit without updating PID file (/var/snap/slurm/common/var/run/mysql/mysql.pid).
16673May 21 00:22:22 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e systemd[1]: snap.slurm.mysql.service: Main process exited, code=exited, status=1/FAILURE
16674May 21 00:22:23 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e slurm.mysql[16913]: * MySQL server PID file could not be found!
16675May 21 00:22:23 travis-job-3bb86edc-4914-4066-96be-8f71aaf9ca2e systemd[1]: snap.slurm.mysql.service: Unit entered failed state.
Is there a limitation inside the TravisCI environment that prevents running MySql standalone or MySql in a container such as a Snap?