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Implementing graceful shutdown (#105)

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* Initial commit for graceful shutdown

* fmt

* Add .vscode to gitignore

* Updates shutdown logic to use channels

* fmt

* fmt

* Adds shutdown timeout

* Fmt and updates tomls

* Updates readme

* fmt and updates log levels

* Update python tests to test shutdown

* merge changes

* Rename listener rx and update bash to be in line with master

* Update python test bash script ordering

* Adds error response message before shutdown

* Add details on shutdown event loop

* Fixes response length for error

* Adds handler for sigterm

* Uses ready for query function and fixes number of bytes

* fmt
This commit is contained in:
zainkabani
2022-08-08 19:01:24 -04:00
committed by GitHub
parent 106ebee71c
commit 3719c22322
12 changed files with 308 additions and 47 deletions
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README.md
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@@ -47,6 +47,7 @@ psql -h 127.0.0.1 -p 6432 -c 'SELECT 1'
| `pool_mode` | The pool mode to use, i.e. `session` or `transaction`. | `transaction` |
| `connect_timeout` | Maximum time to establish a connection to a server (milliseconds). If reached, the server is banned and the next target is attempted. | `5000` |
| `healthcheck_timeout` | Maximum time to pass a health check (`SELECT 1`, milliseconds). If reached, the server is banned and the next target is attempted. | `1000` |
| `shutdown_timeout` | Maximum time to give clients during shutdown before forcibly killing client connections (ms). | `60000` |
| `ban_time` | Ban time for a server (seconds). It won't be allowed to serve transactions until the ban expires; failover targets will be used instead. | `60` |
| | | |
| **`user`** | | |
@@ -250,6 +251,7 @@ The config can be reloaded by sending a `kill -s SIGHUP` to the process or by qu
| `pool_mode` | no |
| `connect_timeout` | yes |
| `healthcheck_timeout` | no |
| `shutdown_timeout` | no |
| `ban_time` | no |
| `user` | yes |
| `shards` | yes |