Line breaks in notifications ignored

[Heiko Schlittermann]

Tal Cohen <nagios at cohen123.com> (Mi 21 Nov 2007 15:35:51 CET):
> Looks like the back slash is getting escaped out. Try double backslashes:
> \\n instead of \n.
> 
> archives, google, and my own archives (since I joined the list) and can't
> seem to find where I saw this mentioned before. I have notification commands
> such as: 
> 
> define command{ 
>         command_name    host-notify-by-email 
>         command_line    /usr/bin/printf "%b" "** Nagios **\n\nNotification
> Type: $NOTIFICATIONTYPE$\nHost: $HOSTNAME$\nState: $HOSTSTATE$\nAddress:
> $HOSTADDRESS$\nInfo: $HOSTOUTPUT$\n\nDate/Time: $LONGDATETIME$\n" |
> /usr/bin/mailx -s "Host $HOSTSTATE$ alert for $HOSTNAME$!" $CONTACTEMAIL$ 
>         } 
> 
> When I run: /usr/bin/printf "%b" "** Nagios **\n\nNotification Type" from
> the command line it appears correctly, with the \n inserting a line break,
> however when Nagios sends an alert I get the alert with no line breaks and
> an"nn" or "n" (depending on the break) where it should have been. I am
> stumped at the moment. I have been over the docs but only found the macros

If you tested it on the command line - are you sure about the printf you
used? 

    printf is a shell builtin
    printf is /usr/bin/printf
    printf is /usr/bin/X11/printf

(Here /usr/bin/printf behaves correctly, but it's not your system ;-)

    Best regards from Dresden
    Viele Grüße aus Dresden
    Heiko Schlittermann
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