Disable the judgehost instead of killing for local actions

We will only terminate on either:
- failure in startup
- when communiation with the domserver fails as we can't communicate at that point.

Implement Tobi his feedback

judge/judgedaemon.main.php

@@ -328,6 +328,7 @@ function fetch_executable_internal(
         $hash
     ]);
     global $langexts;
+    global $myhost;
     $execdeploypath  = $execdir . '/.deployed';
     $execbuilddir    = $execdir . '/build';
     $execbuildpath   = $execbuilddir . '/build';
@@ -336,11 +337,11 @@ function fetch_executable_internal(
     if (!is_dir($execdir) || !file_exists($execdeploypath)) {
         system('rm -rf ' . dj_escapeshellarg($execdir) . ' ' . dj_escapeshellarg($execbuilddir), $retval);
         if ($retval !== 0) {
-            error("Deleting '$execdir' or '$execbuilddir' was unsuccessful.");
+            disable('judgehost', 'hostname', $myhost, "Deleting '$execdir' or '$execbuilddir' was unsuccessful.");
         }
         system('mkdir -p ' . dj_escapeshellarg($execbuilddir), $retval);
         if ($retval !== 0) {
-            error("Could not create directory '$execbuilddir'");
+            disable('judgehost', 'hostname', $myhost, "Could not create directory '$execbuilddir'");
         }
 
         logmsg(LOG_INFO, "  💾 Fetching new executable '$type/$execid' with hash '$hash'.");
@@ -389,7 +390,7 @@ function fetch_executable_internal(
                 $unescapedSource = "";
                 foreach ($langexts as $lang => $langext) {
                     if (($handle = opendir($execbuilddir)) === false) {
-                        error("Could not open $execbuilddir");
+                        disable('judgehost', 'hostname', $myhost, "Could not open $execbuilddir");
                     }
                     while (($file = readdir($handle)) !== false) {
                         $ext = pathinfo($file, PATHINFO_EXTENSION);
@@ -434,7 +435,7 @@ function fetch_executable_internal(
                         break;
                 }
                 if (file_put_contents($execbuildpath, $buildscript) === false) {
-                    error("Could not write file 'build' in $execbuilddir");
+                    disable('judgehost', 'hostname', $myhost, "Could not write file 'build' in $execbuilddir");
                 }
                 chmod($execbuildpath, 0755);
             }
@@ -466,10 +467,10 @@ function fetch_executable_internal(
             # team submission and runjury programs and connects their pipes.
             $runscript = file_get_contents(LIBJUDGEDIR . '/run-interactive.sh');
             if (rename($execrunpath, $execrunjurypath) === false) {
-                error("Could not move file 'run' to 'runjury' in $execbuilddir");
+                disable('judgehost', 'hostname', $myhost, "Could not move file 'run' to 'runjury' in $execbuilddir");
             }
             if (file_put_contents($execrunpath, $runscript) === false) {
-                error("Could not write file 'run' in $execbuilddir");
+                disable('judgehost', 'hostname', $myhost, "Could not write file 'run' in $execbuilddir");
             }
             chmod($execrunpath, 0755);
         }
@@ -841,14 +842,14 @@ function fetch_executable_internal(
                 );
                 if (isset($error)) {
                     $scriptId = $judgeTask['run_script_id'];
-                    error("Retrieving/storing debug script '$scriptId' failed.");
+                    disable('judgehost', 'hostname', $myhost, "Retrieving/storing debug script '$scriptId' failed.");
                 }
 
                 $debug_cmd = implode(' ', array_map('dj_escapeshellarg',
                     [$runpath, $workdir, $tmpfile]));
                 system($debug_cmd, $retval);
                 if ($retval !== 0) {
-                    error("Running '$runpath' failed.");
+                    disable('judgehost', 'hostname', $myhost, "Running '$runpath' failed.");
                 }
 
                 request(