diff options
Diffstat (limited to 'examples/var_service/README')
| -rw-r--r-- | examples/var_service/README | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/examples/var_service/README b/examples/var_service/README index 06817c8bc..9ad1b2581 100644 --- a/examples/var_service/README +++ b/examples/var_service/README @@ -9,6 +9,15 @@ env - PATH=... <other vars=...> runsvdir /var/service & from one of system startup scripts. (Google "man runsvdir" and "man runsv" for more info about these tools). +You can try or debug an individual service by running its SERVICE_DIR/run script. +In this case, its stdout and stderr go to your terminal. + +You can also run "runsv SERVICE_DIR", which runs both the service +and its logger service (SERVICE_DIR/log/run) if logger service exists. +If logger service exists, the output will go to it instead of the terminal. + +"runsvdir DIR" merely runs "runsv SERVICE_DIR" for every subdirectory in DIR. + Some existing examples: var_service/dhcp_if - @@ -47,8 +56,8 @@ This even works while fw service runs: if dhcp signals fw to (re)start while fw runs, fw will not stop after its execution, but will re-execute once, picking up dhcp's new configuration. This is achieved very simply by having -# Make ourself one-shot -sv o . + # Make ourself one-shot + sv o . at the very beginning of fw/run script, not at the end. Therefore, any "sv u /var/run/service/fw" command by any other script "undoes" o(ne-shot) command if fw still runs, thus |