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Merge pull request #5299 from mvdbeek/improve_downgrade_message

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Improve the migration message when having to downgrade the database
This commit is contained in:
Dannon Baker
2018-01-11 12:34:11 -05:00
committed by GitHub
parent 79651a1080 58cda0ddd1
commit a2f8ff21fd
1 changed files with 9 additions and 2 deletions
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lib/galaxy/model/migrate/check.py
+9 -2
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@@ -110,8 +110,15 @@ def create_or_verify_database(url, galaxy_config_file, engine_options={}, app=No
config_arg = ''
if galaxy_config_file and os.path.abspath(os.path.join(os.getcwd(), 'config', 'galaxy.ini')) != galaxy_config_file:
config_arg = ' -c %s' % galaxy_config_file.replace(os.path.abspath(os.getcwd()), '.')
raise Exception("Your database has version '%d' but this code expects version '%d'. Please backup your database and then migrate the schema by running 'sh manage_db.sh%s upgrade'."
% (db_schema.version, migrate_repository.versions.latest, config_arg))
expect_msg = "Your database has version '%d' but this code expects version '%d'" % (db_schema.version, migrate_repository.versions.latest)
instructions = ""
if db_schema.version > migrate_repository.versions.latest:
instructions = "To downgrade the database schema you have to checkout the Galaxy version that you were running previously. "
cmd_msg = "sh manage_db.sh%s downgrade %d" % (config_arg, migrate_repository.versions.latest)
else:
cmd_msg = "sh manage_db.sh%s upgrade" % config_arg
backup_msg = "Please backup your database and then migrate the database schema by running '%s'." % cmd_msg
raise Exception("%s. %s%s" % (expect_msg, instructions, backup_msg))
else:
log.info("At database version %d" % db_schema.version)