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- Rewrote process control to simpler state model: stopped/running/exiting

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- Stricter CLICON_BACKEND_RESTCONF_PROCESS :
 - if set, restconf daemon queries backend for its config
 - if not set, restconf daemon reads its config from main config file
This commit is contained in:
Olof hagsand 2021-04-11 17:36:22 +02:00
parent 9f5176adf5
commit 953326d39f
11 changed files with 517 additions and 310 deletions
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2
yang/clixon/clixon-config@2021-03-08.yang
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@ -726,6 +726,8 @@ module clixon-config {
description
"If set, enable process-control of restconf daemon, ie start/stop restconf
daemon internally from backend daemon.
Also, if set, restconf daemon queries backend for its config
if not set, restconf daemon reads its config from main config file
It uses clixon-restconf.yang for config and clixon-lib.yang for RPC
Process control of restconf daemon is as follows:
- on RPC start, if enable is true, start the service, if false, error or ignore it

14
yang/clixon/clixon-lib@2021-03-08.yang
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@ -184,7 +184,10 @@ module clixon-lib {
leaf active {
description
"True if process is running, false if not.
More specifically, there is a process-id and it exists (in Linux: kill(pid,0)";
More specifically, there is a process-id and it exists (in Linux: kill(pid,0).
Note that this is actual state and status is administrative state,
which means that changing the administrative state, eg stopped->running
may not immediately switch active to true.";
type boolean;
}
leaf description {
@ -196,8 +199,13 @@ module clixon-lib {
description "Start command with arguments";
}
leaf status {
description "Exit Status as defined by waitpid() - if exited";
type int32;
description
"Administrative status (except on external kill where it enters stopped
directly from running):
stopped: pid=0, No process running
running: pid set, Process started and believed to be running
exiting: pid set, Process is killed by parent but not waited for";
type string;
}
leaf starttime {
description "Time of starting process UTC";