[hobbit] mailack question

[Phil Wild]

Ralph,

Well done....

This is not documented in the man page...

Cheers

Phil

2008/7/10 Ralph Mitchell <ralphmitchell at gmail.com>:

> On Wed, Jun 25, 2008 at 7:44 PM, Allan Spencer <allan at zandahar.net> wrote:
>
>> HI all
>>
>> A LONG time ago I asked about ack'ing an alert via email (or via
>> sms-to-email) and to be able to do so without a subject. A patch was written
>> at the time and it was included into the main codebase but unfortunately I
>> did not get a chance to imeplement what I wanted to and never ended up
>> testing it. Thats has just changed recently and now I am having issues
>> acking an alert via text in the body.
>>
>> If i reply to an email and maintain the subject it works fine, if I try
>> cut the subject and paste it as the body nothing happens. I havent gone as
>> far as testing it via the sms-to-email app yet as I cant get it working from
>> a normal email.
>
>
>
> The hobbit-mailack.c program loops through the incoming email, looking for
> interesting stuff.  Here's where it finds the subject line:
>
>      else if (strncasecmp(STRBUF(inbuf), "subject:", 8) == 0)
>          subjectline = strdup(skipwhitespace(STRBUF(inbuf)+8));
>
> Once the headers are done with, it goes on to look for some things in the
> email body, such as "delay=" and "ack=":
>
>      else if ((strncasecmp(STRBUF(inbuf), "ack=", 4) == 0) ||
>                 (strncasecmp(STRBUF(inbuf), "ack ", 4) == 0)) {
>                                 /* Some systems cannot generate a subject.
> Allow them to ack
>                                  * via text in the message body. */
>                                 subjectline = (char *)malloc(1024);
>                                 snprintf(subjectline, 1023, "Subject:
> Hobbit [%s]", STRBUF(inbuf)+4);
>                         }
>
> So, does the email body contain a line that starts with "ack=NNNNNN" or
> "ack NNNNN"??  If not, it won't match the above code fragment.  It looks
> like it should be *just* the number, as that gets filled in between the
> square brackets in the faked subject line.
>
> I noticed something else interesting in the code.  The last thing it does
> is call sendmessage, handing it a buffer loaded like this:
>
>      p += sprintf(p, "hobbitdack %s %d %s", cookie, duration,
> firsttxtline);
>         if (fromline) {
>            p += sprintf(p, "\nAcked by: %s", fromline);
>         }
>
> I figured it wouldn't hurt to try doing this:
>
>      server/bin/bb localhost "hobbitdack NNNNNN 60 this thing is broken
>      Acked by: me at this.domain.com"
>
> where NNNNNN came from a real, current warning message.  Note the placement
> of the double-quotes - there needs to be a newline between the message and
> "Acked by".  And now, just below the "Status unchanged in...." message at
> the bottom of the page I find this:
>
>           Current acknowledgment: this thing is broken
>                Acked by: me at this.domain.com
>                Next update at: 12:54 2008-07-09
>
> and there's a nice yellow check mark on the all-non-green page.  So it
> looks like an ACK *can* be sent via the command line...
>
> Ralph
>
>


-- 
Tel: 0400 466 952
Fax: 0433 123 226
email: philwild AT gmail.com
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