diff options
Diffstat (limited to 'cli')
| -rw-r--r-- | cli/README.md | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/cli/README.md b/cli/README.md index 9c87c394e..e9e336439 100644 --- a/cli/README.md +++ b/cli/README.md @@ -78,6 +78,22 @@ cd /usr/share/FreshRSS # Optimize database (reduces the size) for a given user (perform `OPTIMIZE TABLE` in MySQL, `VACUUM` in SQLite) ``` +#### Note about cron + +Some commands display informations on standard error, cron will send an email with thoses informations every time the command will be executed (exited zero or non-zero). + +To avoid cron sending email on success: +```sh +@daily /usr/local/bin/my-command > /var/log/cron-freshrss-stdout.log 2>/var/log/cron-freshrss-stderr.log || cat /var/log/cron-freshrss-stderr.log +``` + +Explanations: +- _/usr/local/bin/my-command > /var/log/cron-freshrss-stdout.log_ : redirect the standard output to a log file +- _/usr/local/bin/my-command 2> /var/log/cron-freshrss-stderr.log_ : redirect the standard error to a log file +- _|| cat /var/log/cron-freshrss-stderr.log_ : if the exit code of _/usr/local/bin/my-command_ is non-zero, then it send by mail the content error file. + +Now, cron will send you an email only if the exit code is non-zero and with the content of the file containing the errors. + ## Unix piping |