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Updated README with what I found when using it #221

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Updated README with what I found when using it #221

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18 changes: 10 additions & 8 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -192,18 +192,20 @@ dokku postgres:link lolipop playground
The following environment variables will be set automatically by docker (not on the app itself, so they won’t be listed when calling dokku config):

```
DOKKU_DATABASE_LOLIPOP_NAME=/lolipop/DATABASE
DOKKU_DATABASE_LOLIPOP_PORT=tcp://172.17.0.1:5432
DOKKU_DATABASE_LOLIPOP_PORT_5432_TCP=tcp://172.17.0.1:5432
DOKKU_DATABASE_LOLIPOP_PORT_5432_TCP_PROTO=tcp
DOKKU_DATABASE_LOLIPOP_PORT_5432_TCP_PORT=5432
DOKKU_DATABASE_LOLIPOP_PORT_5432_TCP_ADDR=172.17.0.1
DOKKU_POSTGRES_LOLIPOP_NAME=/lolipop/DATABASE
DOKKU_POSTGRES_LOLIPOP_PORT=tcp://172.17.0.1:5432
DOKKU_POSTGRES_LOLIPOP_PORT_5432_TCP=tcp://172.17.0.1:5432
DOKKU_POSTGRES_LOLIPOP_PORT_5432_TCP_PROTO=tcp
DOKKU_POSTGRES_LOLIPOP_PORT_5432_TCP_PORT=5432
DOKKU_POSTGRES_LOLIPOP_PORT_5432_TCP_ADDR=172.17.0.1
```

The username will be `postgres`.

The following will be set on the linked application by default:

```
DATABASE_URL=postgres://lolipop:SOME_PASSWORD@dokku-postgres-lolipop:5432/lolipop
DATABASE_URL=postgres://postgres:SOME_PASSWORD@dokku-postgres-lolipop:5432/lolipop
```

The host exposed here only works internally in docker containers. If you want your container to be reachable from outside, you should use the 'expose' subcommand. Another service can be linked to your app:
Expand Down Expand Up @@ -653,4 +655,4 @@ dokku postgres:backup-unschedule lolipop

If you wish to disable the `docker pull` calls that the plugin triggers, you may set the `POSTGRES_DISABLE_PULL` environment variable to `true`. Once disabled, you will need to pull the service image you wish to deploy as shown in the `stderr` output.

Please ensure the proper images are in place when `docker pull` is disabled.
Please ensure the proper images are in place when `docker pull` is disabled.