sendmail 8.12.7 squawking after MS 4.11-1 upgrade

[Julian Field]

I can't reproduce the problem myself, so I've to take an educated guess at
how to solve it. Please can you try this patch to the main
/usr/sbin/MailScanner script (or /opt/MailScanner/bin/MailScanner).
Let me know if this helps.

--- /usr/sbin/MailScanner      Sun Jan 19 12:39:20 2003
+++ MailScanner Thu Jan 23 19:56:35 2003
@@ -37,6 +37,7 @@
  require 5.005;

  use FileHandle;
+use IO::Handle;
  use MailScanner::Config;
  use MailScanner::CustomConfig;
  use MailScanner::Lock;
@@ -261,6 +262,16 @@
  # If we are debugging, then just run once.
  #
  sub WorkForHours {
+  # Re-open the stdin, stdout and stderr file descriptors for
+  # sendmail's benefit. Should stop it squawking!
+  my($io0, $io1, $io2);
+  $io0 = new IO::Handle;
+  $io1 = new IO::Handle;
+  $io2 = new IO::Handle;
+  $io0->fdopen(fileno(STDIN), "r"));
+  $io1->fdopen(fileno(STDOUT),"w"));
+  $io2->fdopen(fileno(STDERR),"w"));
+
    # Read the configuration file and start logging to syslog/stderr
    StartLogging($ConfFile);


At 17:27 23/01/2003, you wrote:
>Julian Field wrote:
>>At 17:03 23/01/2003, I wrote:
>
>>>I think I'd call randomly deleting body text 'nasty'.
>>
>>This is the first time (in this thread) that you have mentioned that it is
>>definitely deleting body text. No-one else appears to have said (in this
>>thread) that it is deleting body text either.
>
>(Un)lucky coincidence - I installed 4.11 today and was getting the
>following in the log:
>
>Jan 23 16:47:22 hplb Mailscanner: Virus and Content Scanning: Starting
>Jan 23 16:47:22 hplb Mailscanner: New Batch: Found 2 messages waiting
>Jan 23 16:47:22 hplb Mailscanner: New Batch: Scanning 1 messages, 4428 bytes
>Jan 23 16:47:22 hplb sendmail[27333]: SYSERR(root): File descriptors
>missing on startup: stdout, stderr: Bad file number
>Jan 23 16:47:22 hplb sendmail[27333]: NOQUEUE:   0: fl=0x0, mode=20666:
>CHR: dev=64/65539, ino=1680, nlink=1, u/gid=2/2, size=0
>Jan 23 16:47:22 hplb sendmail[27333]: NOQUEUE:   1: fl=0x1, mode=20666:
>CHR: dev=64/65539, ino=1680, nlink=1, u/gid=2/2, size=0
>Jan 23 16:47:22 hplb sendmail[27333]: NOQUEUE:   2: fl=0x1, mode=20666:
>CHR: dev=64/65539, ino=1680, nlink=1, u/gid=2/2, size=0
>Jan 23 16:47:22 hplb sendmail[27333]: NOQUEUE:   3: fl=0x10001,
>mode=10666: FIFO: dev=64/65539, ino=1983, nlink=1, u/gid=0/0, size=2048
>
>... So I had a poke through the list-archive and found this thread.
>
>The rest of the log appeared to say that messages were being delivered
>rather than dropped on the floor, so I didn't revert immediately.
>
>>Exactly what do you think is going on? Can you produce some evidence that
>>it is deleting body text?
>
>[ Message excerpt follows ]
>
>Date: Thu, 23 Jan 2003 16:45:18 -0000
>MIME-Version: 1.0
>X-Mailer: Internet Mail Service (5.5.2653.19)
>Content-Type: text/plain;
>        charset="iso-8859-1"
>X-MailScanner: Found to be clean
>
>Error initialising detection engine - missing main virus data
>
>ublin,
>Edinburgh, Lisbon, London.
>
>[ Rest of meeting request elided ]
>
>I'll take a stab in the dark and guess that the one line is from Sophos.
>It may well be that this is only going to happen when the AV code
>attempts to report an internal error. (which should have gone to stderr?)

--
Julian Field
www.MailScanner.info
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