From 17507eac852b2042e51984899fd18b59a17300ee Mon Sep 17 00:00:00 2001
From: Dan Fandrich <dan@coneharvesters.com>
Date: Tue, 24 Apr 2007 21:30:39 +0000
Subject: Clear out FTP server options before each new client. Wait for child
 processes to die to avoid creating zombies.

---
 tests/ftp.pm       |  1 +
 tests/ftpserver.pl | 12 ++++++++++++
 2 files changed, 13 insertions(+)

(limited to 'tests')

diff --git a/tests/ftp.pm b/tests/ftp.pm
index 738482a81..b3cc14abb 100644
--- a/tests/ftp.pm
+++ b/tests/ftp.pm
@@ -64,6 +64,7 @@ sub ftpkillslave {
         if($pid > 0) {
             printf ("* kill pid for %s => %d\n", "ftp-$base$id$ext", $pid) if($verbose);
             kill (9, $pid); # die!
+            waitpid($pid, 0);
         }
         unlink($f);
     }
diff --git a/tests/ftpserver.pl b/tests/ftpserver.pl
index 2f789662f..c338e0dad 100644
--- a/tests/ftpserver.pl
+++ b/tests/ftpserver.pl
@@ -139,6 +139,7 @@ sub sysread_or_die {
         logmsg "Failed to read input\n";
         logmsg "Error: ftp$ftpdnum$ext sysread error: $!\n";
         kill(9, $sfpid);
+        waitpid($sfpid, 0);
         die "Died in sysread_or_die() at $fcaller " .
             "line $lcaller. ftp$ftpdnum$ext sysread error: $!\n";
     }
@@ -147,6 +148,7 @@ sub sysread_or_die {
         logmsg "Failed to read input\n";
         logmsg "Error: ftp$ftpdnum$ext read zero\n";
         kill(9, $sfpid);
+        waitpid($sfpid, 0);
         die "Died in sysread_or_die() at $fcaller " .
             "line $lcaller. ftp$ftpdnum$ext read zero\n";
     }
@@ -167,6 +169,7 @@ sub startsf {
     if($pong !~ /^PONG/) {
         logmsg "Failed sockfilt command: $cmd\n";
         kill(9, $sfpid);
+        waitpid($sfpid, 0);
         die "Failed to start sockfilt!";
     }
 }
@@ -569,6 +572,7 @@ sub PASV_command {
 
     if($pong !~ /^PONG/) {
         kill(9, $slavepid);
+        waitpid($slavepid, 0);
         sendcontrol "500 no free ports!\r\n";
         logmsg "failed to run sockfilt for data connection\n";
         return 0;
@@ -697,6 +701,7 @@ sub PORT_command {
     if($pong !~ /^PONG/) {
         logmsg "Failed sockfilt for data connection\n";
         kill(9, $slavepid);
+        waitpid($slavepid, 0);
     }
 
     logmsg "====> Client DATA connect to port $port\n";
@@ -712,6 +717,12 @@ sub customize {
 
     $nosave = 0; # default is to save as normal
     $controldelay = 0; # default is no delaying the responses
+    $retrweirdo = 0;
+    $retrnosize = 0;
+    $pasvbadip = 0;
+    $nosave = 0;
+    %customcount = ();
+    %delayreply = ();
 
     open(CUSTOM, "<log/ftpserver.cmd") ||
         return 1;
@@ -787,6 +798,7 @@ while(1) {
     $| = 1;
 
     kill(9, $slavepid) if($slavepid);
+    waitpid($slavepid, 0) if($slavepid);
     $slavepid=0;
         
     &customize(); # read test control instructions
-- 
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