From 2c5ca50f569bd59333028fe4db3bfe2dee882802 Mon Sep 17 00:00:00 2001
From: rnv <rnv@opencascade.com>
Date: Fri, 12 May 2017 10:52:55 +0300
Subject: [PATCH] Execute SALOME w/o network.

---
 bin/nameserver.py            | 11 +++--------
 bin/runSession.py            |  6 +++---
 bin/salome_utils.py          |  6 +++++-
 src/Utils/Utils_Identity.cxx |  2 ++
 4 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/bin/nameserver.py b/bin/nameserver.py
index f9d1a3a2c..5e6c772ac 100755
--- a/bin/nameserver.py
+++ b/bin/nameserver.py
@@ -25,7 +25,7 @@
 import os, sys, re, socket
 #import commands
 from server import Server
-from Utils_Identity import getShortHostName
+from salome_utils import getShortHostName
 from launchConfigureParser import verbose
 
 # -----------------------------------------------------------------------------
@@ -46,13 +46,8 @@ class NamingServer(Server):
         except:
             pass
 
-        if verbose(): print "Name Service... ",
-        #hname=os.environ["HOST"] #commands.getoutput("hostname")
-        if sys.platform == "win32":
-          hname = getShortHostName();
-        else:
-          hname = socket.gethostname();
-        #print "hname=",hname
+        if verbose(): print "Name Service... "
+        hname = getShortHostName()
 
         with open(os.environ["OMNIORB_CONFIG"]) as f:
           ss = re.findall("NameService=corbaname::" + hname + ":\d+", f.read())
diff --git a/bin/runSession.py b/bin/runSession.py
index c83ef01a1..e06150138 100644
--- a/bin/runSession.py
+++ b/bin/runSession.py
@@ -29,7 +29,7 @@ import socket
 import subprocess
 import re
 from salomeContextUtils import getScriptsAndArgs, formatScriptsAndArgs, getShortAndExtraArgs
-from salome_utils import getUserName
+from salome_utils import getUserName, getShortHostName
 
 # Use to display newlines (\n) in epilog
 class MyParser(OptionParser):
@@ -152,7 +152,7 @@ User "myself" connects to remotemachine to run the script concatenate.py in
   else:
     if not host:
       # only PORT is given
-      host = socket.gethostname()
+      host = getShortHostName()
     # both MACHINE and PORT are given
     _writeConfigFile(port, host)
   #
@@ -160,7 +160,7 @@ User "myself" connects to remotemachine to run the script concatenate.py in
   os.environ['NSHOST'] = host
 
   # determine running mode, taht is either 'local' or 'remote'
-  here = socket.gethostname()
+  here = getShortHostName()
   mode = "local"
   if host != here and host != "localhost" and host != "no_host":
     mode="remote"
diff --git a/bin/salome_utils.py b/bin/salome_utils.py
index 52a73fdd0..4f4936f97 100644
--- a/bin/salome_utils.py
+++ b/bin/salome_utils.py
@@ -148,7 +148,6 @@ def getHostName():
     3. if fails, try HOST environment variable
     4. if fails, return 'unknown' as default host name
     """
-    import os
     try:
         import socket
         host = socket.gethostname()
@@ -158,6 +157,11 @@ def getHostName():
     if not host: host = os.getenv("HOSTNAME")
     if not host: host = os.getenv("HOST")
     if not host: host = "unknown"           # 'unknown' is default host name
+    try:
+        socket.gethostbyname(host)
+    except:
+        host = "localhost"
+    pass
     return host
 
 # ---
diff --git a/src/Utils/Utils_Identity.cxx b/src/Utils/Utils_Identity.cxx
index f989b62f6..04c2290c5 100644
--- a/src/Utils/Utils_Identity.cxx
+++ b/src/Utils/Utils_Identity.cxx
@@ -71,6 +71,8 @@ const char* get_adip( void )
 #endif
 
         const hostent* pour_adip=gethostbyname(hostid.nodename);
+	if(pour_adip  == NULL)
+	  pour_adip=gethostbyname("localhost");
         ASSERT(pour_adip!=NULL);
         const in_addr ip_addr=*(struct in_addr*)(pour_adip->h_addr) ;
         return duplicate(inet_ntoa(ip_addr));
-- 
2.39.2