Sys::Syslog
use Sys::Syslog; # Misses setlogsock. use Sys::Syslog qw(:DEFAULT setlogsock); # Also gets setlogsock. openlog($program, 'cons,pid', 'user'); syslog('info', 'this is another test'); syslog('mail|warning', 'this is a better test: %d', time()); closelog(); syslog('debug', 'this is the last test'); setlogsock('unix'); openlog("$program $$", 'ndelay', 'user'); syslog('info', 'problem was %m'); # %m == $! in syslogese syslog('notice', 'fooprogram: this is really done'); setlogsock("unix"); # "inet" or "unix" openlog("myprogname", $logopt, $facility); syslog($priority, $format, @args); $oldmask = setlogmask($mask_priority); closelog();
The Sys::Syslog
module acts like your C
library's syslog (3) function, sending
messages to your system log daemon, syslogd
(8). It is especially useful in daemons and other programs
lacking a terminal to receive diagnostic output, or for
security-minded programs that want to produce a more lasting record of
their actions (or someone else's actions). Supported functions
are:
openlog
IDENT
,OPTLIST
,FACILITY
Establishes a connection with your friendly syslog daemon.
IDENT
is the string to log messages under (like$0
, your program name).OPTLIST
is a string with comma-separated options such as "cons
", "pid
", and "ndelay
".FACILITY
is something like "auth
", "daemon
", "kern
", "lpr
", "mail
", "news
" or "user
" for system programs, and one of "local0
".
. "local7
" for local ones. Further messages are logged using the given facility and identifying string. ...
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