PM2 (https://pm2.keymetrics.io/) is a process manager often associated with node.js apps written in Java Script. It can also manage processes written in Python (see: https://pm2.io/blog/2018/09/19/Manage-Python-Processes).
I was not able to get PM2 working with WeeWX - has anyone got it going? I was able to get the example 'hello.py' script working. When I tried 'sudo pm2 start /home/weewx/bin/weewxd' I got the following error (viewed using 'sudo pm2 logs'): 1|weewxd | /home/weewx/bin/weewxd:2 1|weewxd | # 1|weewxd | ^ 1|weewxd | SyntaxError: Invalid or unexpected token 1|weewxd | at Module._compile (internal/modules/cjs/loader.js:723:23) 1|weewxd | at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10) 1|weewxd | at Module.load (internal/modules/cjs/loader.js:653:32) 1|weewxd | at tryModuleLoad (internal/modules/cjs/loader.js:593:12) 1|weewxd | at Function.Module._load (internal/modules/cjs/loader.js:585:3) 1|weewxd | at Object.<anonymous> (/usr/lib/node_modules/pm2/lib/ProcessContainerFork.js:33:23) 1|weewxd | at Module._compile (internal/modules/cjs/loader.js:778:30) 1|weewxd | at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10) 1|weewxd | at Module.load (internal/modules/cjs/loader.js:653:32) 1|weewxd | at tryModuleLoad (internal/modules/cjs/loader.js:593:12) PM2 | App [weewxd:1] exited with code [1] via signal [SIGINT] PM2 | Script /home/weewx/bin/weewxd had too many unstable restarts (16). Stopped. "errored" I suspected that was because PM2 uses the file extension to determine the script language so I changed the name of 'weewxd' to 'weewxd.py'. Things progressed a little further but I got: /root/.pm2/logs/weewxd-out.log last 15 lines: /root/.pm2/logs/weewxd-error.log last 15 lines: 0|weewxd | File "/home/weewx/bin/weewxd.py", line 20, in <module> 0|weewxd | import configobj 0|weewxd | ImportError: No module named configobj 0|weewxd | Traceback (most recent call last): 0|weewxd | File "/home/weewx/bin/weewxd.py", line 20, in <module> 0|weewxd | import configobj 0|weewxd | ImportError: No module named configobj 0|weewxd | Traceback (most recent call last): 0|weewxd | File "/home/weewx/bin/weewxd.py", line 20, in <module> 0|weewxd | import configobj 0|weewxd | ImportError: No module named configobj 0|weewxd | Traceback (most recent call last): 0|weewxd | File "/home/weewx/bin/weewxd.py", line 20, in <module> 0|weewxd | import configobj 0|weewxd | ImportError: No module named configobj I assume that WeeWx is starting up but the Python interpreter can't find the file for the the import, so perhaps something needs to be tweaked in PATH? I don't want to change anything in that area with advice. Starting/stopping WeeWX with '/etc/init.d/weewx' works perfectly. Regards and thanks in advance, Garry -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/830dc248-93ad-489e-b4d8-d2169332a318n%40googlegroups.com.
