Description of problem: After node upgrade and migration, ssh into a scalable app and try to connect to its db cartridges(eg: mongo, postgresql), connection was refused. Version-Release number of selected component (if applicable): On devenv_3912 How reproducible: Always Steps to Reproduce: 1. Create scalable applications with db cartridges added on devenv-stage_496 2. Upgrade the devevn-stage ami to latest devenv ami, which is devenv_3912 3. Migrate all gears with oo-admin-upgrade 4. Pick one scalable app which has a db cartridge, ssh to this app and connect to db Actual results: After step 4: Unable to establish connection DBs from the application gear, however, connection from the db gears theirselves are allowed [python27s-migration2.dev.rhcloud.com 5260cc189acd5f8bf10003d9]\> psql psql: could not connect to server: Connection refused Is the server running on host "5260cc199acd5f0a8e000028-migration2.dev.rhcloud.com" and accepting TCP/IP connections on port 38171? [python27s-migration2.dev.rhcloud.com 5260cc189acd5f8bf10003d9]\> mongo MongoDB shell version: 2.4.6 connecting to: test Fri Oct 18 04:38:37.109 Error: 18 { code: 18, ok: 0.0, errmsg: "auth fails" } at src/mongo/shell/db.js:228 exception: login failed [python27s-migration2.dev.rhcloud.com 5260cc189acd5f8bf10003d9]\> ssh $OPENSHIFT_POSTGRESQL_DB_GEAR_UUID@$OPENSHIFT_POSTGRESQL_DB_GEAR_DNS .... [5260cc199acd5f0a8e000028-migration2.dev.rhcloud.com 5260cc199acd5f0a8e000028]\> psql psql (8.4.13) Type "help" for help. python27s=# Expected results: Should be able to connect to db gears from all gears of the application. Additional info:
https://github.com/openshift/li/pull/2019
Commit pushed to master at https://github.com/openshift/li https://github.com/openshift/li/commit/e1189234004d2f8c0e8b1016b3f721be617e1830 Bug 1020770: rhc-app-comm/nat getting flushed due to iptables restart.
Verified on devenv_3925 After upgraded to 3925 and migrate, the problem is gone. the connections to DBs can be established successfully on scalable application gears.
Hello, I have the similar issue, it seems i can't auth on mongo gear under scalable app. Sat Jan 18 05:39:23.556 Error: couldn't connect to server hostname:38066 at src/mongo/shell/mongo.js:147 exception: connect failed Could you please help? Thank you in advance.