[gnurl] 227/264: tests: run the SOCKS test server on a dynamic port number

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nikita pushed a commit to branch master
in repository gnurl.

commit bcd9813588e971212f139d614a77215f1602e066
Author: Daniel Stenberg <address@hidden>
AuthorDate: Sun Apr 19 23:45:15 2020 +0200

    tests: run the SOCKS test server on a dynamic port number
    
    Closes #5266
---
 tests/runtests.pl     | 13 +++++++------
 tests/server/socksd.c | 20 ++++++++++++++------
 2 files changed, 21 insertions(+), 12 deletions(-)

diff --git a/tests/runtests.pl b/tests/runtests.pl
index 9857076fb..cd22cd3f7 100755
--- a/tests/runtests.pl
+++ b/tests/runtests.pl
@@ -2277,7 +2277,6 @@ sub runmqttserver {
 sub runsocksserver {
     my ($id, $verbose, $ipv6) = @_;
     my $ip=$HOSTIP;
-    my $port = $SOCKSPORT;
     my $proto = 'socks';
     my $ipvnum = 4;
     my $idnum = ($id && ($id =~ /^(\d+)$/) && ($id > 1)) ? $id : 1;
@@ -2290,6 +2289,7 @@ sub runsocksserver {
     $server = servername_id($proto, $ipvnum, $idnum);
 
     $pidfile = $serverpidfile{$server};
+    my $portfile = $serverportfile{$server};
 
     # don't retry if the server doesn't work
     if ($doesntrun{$pidfile}) {
@@ -2308,8 +2308,9 @@ sub runsocksserver {
 
     # start our socks server, get commands from the FTP cmd file
     my $cmd="server/socksd".exe_ext('SRV').
-        " --port $port ".
+        " --port 0 ".
         " --pidfile $pidfile".
+        " --portfile $portfile".
         " --backend $HOSTIP".
         " --config $FTPDCMD";
     my ($sockspid, $pid2) = startnew($cmd, $pidfile, 30, 0);
@@ -2322,11 +2323,13 @@ sub runsocksserver {
         return (0,0);
     }
 
+    my $port = pidfromfile($portfile);
+
     if($verbose) {
         logmsg "RUN: $srvrname server is now running PID $pid2\n";
     }
 
-    return ($pid2, $sockspid);
+    return ($pid2, $sockspid, $port);
 }
 
 #######################################################################
@@ -3159,7 +3162,6 @@ sub checksystem {
             logmsg sprintf("RTSP-IPv6/%d ", $RTSP6PORT);
         }
         logmsg sprintf("\n*   SSH/%d ", $SSHPORT);
-        logmsg sprintf("SOCKS/%d ", $SOCKSPORT);
         if($httptlssrv) {
             logmsg sprintf("HTTPTLS/%d ", $HTTPTLSPORT);
             if($has_ipv6) {
@@ -4883,7 +4885,7 @@ sub startservers {
         }
         elsif($what eq "socks4" || $what eq "socks5" ) {
             if(!$run{'socks'}) {
-                ($pid, $pid2) = runsocksserver("", $verbose);
+                ($pid, $pid2, $SOCKSPORT) = runsocksserver("", $verbose);
                 if($pid <= 0) {
                     return "failed starting socks server";
                 }
@@ -5442,7 +5444,6 @@ $minport         = $base; # original base port number
 $HTTPSPORT       = $base++; # HTTPS (stunnel) server port
 $FTPSPORT        = $base++; # FTPS (stunnel) server port
 $SSHPORT         = $base++; # SSH (SCP/SFTP) port
-$SOCKSPORT       = $base++; # SOCKS port
 $RTSPPORT        = $base++; # RTSP server port
 $RTSP6PORT       = $base++; # RTSP IPv6 server port
 $HTTPTLSPORT     = $base++; # HTTP TLS (non-stunnel) server port
diff --git a/tests/server/socksd.c b/tests/server/socksd.c
index 813eca665..e6e9c12b0 100644
--- a/tests/server/socksd.c
+++ b/tests/server/socksd.c
@@ -883,6 +883,7 @@ int main(int argc, char *argv[])
   curl_socket_t msgsock = CURL_SOCKET_BAD;
   int wrotepidfile = 0;
   const char *pidname = ".socksd.pid";
+  const char *portfile = NULL;
   bool juggle_again;
   int error;
   int arg = 1;
@@ -903,6 +904,11 @@ int main(int argc, char *argv[])
       if(argc>arg)
         pidname = argv[arg++];
     }
+    else if(!strcmp("--portfile", argv[arg])) {
+      arg++;
+      if(argc>arg)
+        portfile = argv[arg++];
+    }
     else if(!strcmp("--config", argv[arg])) {
       arg++;
       if(argc>arg)
@@ -943,12 +949,6 @@ int main(int argc, char *argv[])
       if(argc>arg) {
         char *endptr;
         unsigned long ulnum = strtoul(argv[arg], &endptr, 10);
-        if((endptr != argv[arg] + strlen(argv[arg])) ||
-           ((ulnum != 0UL) && ((ulnum < 1025UL) || (ulnum > 65535UL)))) {
-          fprintf(stderr, "socksd: invalid --port argument (%s)\n",
-                  argv[arg]);
-          return 0;
-        }
         port = curlx_ultous(ulnum);
         arg++;
       }
@@ -961,6 +961,7 @@ int main(int argc, char *argv[])
            " --version\n"
            " --logfile [file]\n"
            " --pidfile [file]\n"
+           " --portfile [file]\n"
            " --ipv4\n"
            " --ipv6\n"
            " --bindonly\n"
@@ -1013,6 +1014,13 @@ int main(int argc, char *argv[])
     goto socks5_cleanup;
   }
 
+  if(portfile) {
+    wrotepidfile = write_portfile(portfile, port);
+    if(!wrotepidfile) {
+      goto socks5_cleanup;
+    }
+  }
+
   do {
     juggle_again = incoming(sock);
   } while(juggle_again);

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