scron

simple cron daemon
git clone git://git.2f30.org/scron.git
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commit 29673f6a9dc01e1dd3ed1bc316d811e3a715b925
parent dd43eac7c77411ca9150b58c048cd2b8f6998361
Author: Ari Malinen <ari.malinen@gmail.com>
Date:   Fri Jan 30 11:23:15 +0200

Update README and man page

Diffstat:
README | 48+++++++++++++++++++++++++-----------------------
scron.1 | 19++++++++++---------
2 files changed, 35 insertions(+), 32 deletions(-)
diff --git a/README b/README @@ -1,29 +1,31 @@ scron ===== +Simple cron daemon. -about ------ -simple cron daemon, originally forked from -https://github.com/defer-/scron.git - -features +Features -------- -schedule tasks -single daemon and config -log job output: command &>> /var/log/cron.log -run as different user: su -c 'command' user -log to stdout and syslog -no mail support +* Schedule commands to be run at specified dates and times. +* Single daemon and configiguration file. +* Log job output: 'command &>> /var/log/cron.log'. +* Run job as different user: 'su -c 'command' user'. +* Log to stdout or syslog. +* No mail support. + +Configuration +------------- +Columns: + minute, hour, day of month, month, day of week, command + +Syntax: + Value: * (wildcard), 30 (number), */N (repeat), or 1-5 (range) + Separator: \t (tab) + +Example of crontab file: + # Run updatedb at 6:00 every day + 0 6 * * * updatedb -config ------- -syntax: -value: * (wildcard), 30 (number), */N (repeat), or 1-5 (range) -separator: \t (tab) + # Run at 5:30 every business day. Log output to /var/log/backup.log. + 30 5 * * 1-5 syncbackup &>> /var/log/backup.log -example: -# tm_min tm_hour tm_mday tm_mon tm_wday command -# 6:00 every day -0 6 * * * updatedb -# 5:30 every weekday -30 5 * * 1-5 rsync -r --quiet /var/www backup@192.168.0.8:~ + # Run as user postmaster at 5:00 every third day of month. + 0 5 */3 * * su -c 'mail -s "Hello world" a@b.com' postmaster diff --git a/scron.1 b/scron.1 @@ -5,7 +5,7 @@ .Nm scron .Nd clock daemon .Sh SYNOPSIS -.Nm cron +.Nm .Op Fl f Ar file .Op Fl n .Sh DESCRIPTION @@ -25,18 +25,19 @@ Do not daemonize. .Sh CONFIGURATION Configuration is done by editing the crontab file. -columns: +Columns: minute, hour, day of month, month, day of week, command -syntax: - value: * (wildcard), 30 (number), */N (repeat), or 1-5 (range) - separator: \\t (tab) +Syntax: + Value: * (wildcard), 30 (number), */N (repeat), or 1-5 (range) + Separator: \\t (tab) .Sh EXAMPLE - # Run updatedb 6:00 every day +Example of crontab file: + # Run updatedb at 6:00 every day 0 6 * * * updatedb - # 5:30 every weekday. Log output to /var/log/backup.log. + # Run at 5:30 every business day. Log output to /var/log/backup.log. 30 5 * * 1-5 syncbackup &>> /var/log/backup.log - # Run as user postmaster 5:00 every third day of month. - 0 5 * */3 * su -c 'mail -s “Hello world” a@b.com' postmaster + # Run as user postmaster at 5:00 every third day of month. + 0 5 */3 * * su -c 'mail -s "Hello world" a@b.com' postmaster