[GitHub] trafficserver pull request #1035: TS-4866: Makes traffic_cop killing optiona...

[zwoop]

Github user zwoop closed the pull request at:

https://github.com/apache/trafficserver/pull/1035


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[GitHub] trafficserver pull request #1035: TS-4866: Makes traffic_cop killing optiona...

[PSUdaemon]

Github user PSUdaemon commented on a diff in the pull request:

https://github.com/apache/trafficserver/pull/1035#discussion_r79634032
  
--- Diff: cmd/traffic_cop/traffic_cop.cc ---
@@ -651,6 +661,26 @@ config_reload_records()
   config_read_int("proxy.config.cluster.rsport", _port, true);
   config_read_int("proxy.config.cop.init_sleep_time", _sleep_time, 
true);
 
+  config_read_int("proxy.config.cop.active_health_checks", , true);
+  // 0 == No servers are killed
+  // 1 == Only traffic_manager can be killed on failure
+  // 2 == Only traffic_server can be killed on failure
+  // 3 == Any failing healthchecks can cause restarts (default)
+  switch (tmp) {
+  case 0:
+active_health_checks = COP_KILL_NONE;
+break;
+  case 1:
+active_health_checks = COP_KILL_MANAGER;
+break;
+  case 2:
+active_health_checks = COP_KILL_SERVER;
+break;
+  default:
+active_health_checks = COP_KILL_SERVER | COP_KILL_MANAGER;
+break;
+  }
+
--- End diff --

What do you think about skipping `tmp` and just saying something like:
```c++
config_read_int("proxy.config.cop.active_health_checks", 
_health_checks, true);
if ((active_health_checks < 0) || (active_health_checks > 3)) {
  active_health_checks = COP_KILL_SERVER | COP_KILL_MANAGER;
}
```


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[GitHub] trafficserver pull request #1035: TS-4866: Makes traffic_cop killing optiona...

[zwoop]

GitHub user zwoop opened a pull request:

https://github.com/apache/trafficserver/pull/1035

TS-4866: Makes traffic_cop killing optional

This adds a new configuration option, proxy.config.cop.active_health_checks:

 0 - traffic_cop is not allowed to kill any processes
 1 - Only traffic_manager can be killed on failed health checks
 2 - Only traffic_server can be killed on failed health checks
 3 - traffic_server and traffic_manager can be killed on failure (default)

You can merge this pull request into a Git repository by running:

$ git pull https://github.com/zwoop/trafficserver TS-4866

Alternatively you can review and apply these changes as the patch at:

https://github.com/apache/trafficserver/pull/1035.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

This closes #1035


commit 6c609d4acbf9de7524527f720b68dcd62c982812
Author: Leif Hedstrom 
Date:   2016-09-19T22:19:25Z

TS-4866: Makes traffic_cop killing optional

This adds a new configuration option, proxy.config.cop.active_health_checks:

 0 - traffic_cop is not allowed to kill any processes
 1 - Only traffic_manager can be killed on failed health checks
 2 - Only traffic_server can be killed on failed health checks
 3 - traffic_server and traffic_manager can be killed on failure (default)




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