nodeconsole windowed and tiled functionality

confluent_client/bin/nodeconsole

@@ -72,13 +72,36 @@ if options.log:
     logreader.replay_to_console(logname)
     sys.exit(0)
 #added functionality for wcons
-
 if options.windowed:
+    result=subprocess.Popen(['xwininfo', '-root'], stdout=subprocess.PIPE)
+    rootinfo=result.communicate()[0]
+    result.wait()
+    for line in rootinfo.decode('utf-8').split('\n'):
+        if 'Width' in line:
+            screenwidth = int(line.split(':')[1])
+        if 'Height' in line:
+            screenheight = int(line.split(':')[1])
+
     envstring=os.environ.get('NODECONSOLE_WINDOWED_COMMAND')
     if not envstring:
-        envlist=["xterm", "-e"]
+        sizegeometry='75x30'
+        envlist=['xterm', '-bg', 'black', '-fg', 'white', '-geometry', '{sizegeometry}+0+0'.format(sizegeometry=sizegeometry), '-e']
     else:
         envlist=os.environ.get('NODECONSOLE_WINDOWED_COMMAND').split(' ')
+        if envlist[0] == 'xterm':
+            if '-geometry' in envlist:
+                g_index = envlist.index('-geometry')
+            elif '-g' in envlist:
+                g_index = envlist.index('-g')
+            else:
+                g_index = 0
+            if g_index:    
+                envlist[g_index+1] = envlist[g_index+1] + '+0+0'
+
+            else:
+                envlist.insert(1, '-geometry')
+                envlist.insert(2, '75x30+0+0')
+                g_index = 1          
     nodes = []
     sess = client.Command()
     for res in sess.read('/noderange/{0}/nodes/'.format(args[0])):
@@ -87,9 +110,82 @@ if options.windowed:
             sys.stderr.write(res.get('error', repr(res)) + '\n')
             sys.exit(1)
         nodes.append(node)
+    if options.tile and not envlist[0] == 'xterm':
+        sys.stderr.write('[ERROR] UNSUPPORTED OPTIONS. \nWindowed and tiled consoles are only supported when using xterm \n')
+        sys.exit(1)
+    firstnode=nodes[0]
+    nodes.pop(0)
+    with open(os.devnull, 'wb') as devnull:
+        xopen=subprocess.Popen(envlist + [confettypath, '-c', '/tmp/controlpath-{0}'.format(firstnode), '-m', '5', 'start', '/nodes/{0}/console/session'.format(firstnode) ] , stdin=devnull)
+        time.sleep(2)
+        s=socket.socket(socket.AF_UNIX)
+        winid=''
+        try:
+            s.connect('/tmp/controlpath-{firstnode}'.format(firstnode=firstnode))
+            s.recv(64)
+            s.send(b'GETWINID')
+            winid=s.recv(64).decode('utf-8')
+        except:
+            time.sleep(2)
+            # try to get id of first panel/xterm window using name
+            win=subprocess.Popen(['xwininfo', '-tree', '-root'], stdout=subprocess.PIPE)
+            wintr=win.communicate()[0]
+            for line in wintr.decode('utf-8').split('\n'):
+                if 'console: {firstnode}'.format(firstnode=firstnode) in line or 'confetty' in line:
+                    win_obj = [ele for ele in line.split(' ') if ele.strip()]
+                    winid = win_obj[0]
+    if winid:
+        firstnode_window=subprocess.Popen(['xwininfo', '-id', '{winid}'.format(winid=winid)], stdout=subprocess.PIPE)
+        xinfo=firstnode_window.communicate()[0]
+        xinfl = xinfo.decode('utf-8').split('\n')
+        for line in xinfl:
+            if 'Absolute upper-left X:' in line:
+                side_pad = int(line.split(':')[1])
+            elif 'Absolute upper-left Y:' in line:
+                top_pad = int(line.split(':')[1])
+            elif 'Width:' in line:
+                window_width = int(line.split(':')[1])
+            elif 'Height' in line:
+                window_height = int(line.split(':')[1])
+            elif '-geometry' in line:
+                l = re.split(' |x|\+', line)
+                l_nosp = [ele for ele in l if ele.strip()]
+                wmxo = int(l_nosp[1])
+                wmyo = int(l_nosp[2])
+                sizegeometry = str(wmxo) + 'x' + str(wmyo)
+            else:
+                pass
+        window_width += side_pad*2
+        window_height += side_pad+top_pad
+        screenwidth -= wmxo
+        screenheight -= wmyo
+        currx = window_width
+        curry = 0
+        maxcol = int(screenwidth/window_width)
     for node in sortutil.natural_sort(nodes):
+        if options.tile and envlist[0] == 'xterm':
+            corrected_x = currx
+            corrected_y = curry
+            xgeometry = '{0}+{1}+{2}'.format(sizegeometry, corrected_x, corrected_y)
+            currx += window_width
+            if currx >= screenwidth:
+                currx=0
+                curry += window_height
+                if curry > screenheight:
+                    curry =top_pad
+            if not envstring:        
+                envlist=['xterm','-bg', 'black', '-fg', 'white', '-geometry',  '{0}'.format(xgeometry), '-e']
+            else:
+                if g_index:    
+                    envlist[g_index+1] = xgeometry
+        elif envlist[0] == 'xterm':
+            envlist=['xterm','-bg', 'black', '-fg', 'white', '-geometry',  '75x30+{0}+{1}'.format(side_pad, top_pad), '-e']
+            side_pad+=side_pad
+            top_pad+=top_pad
+        else:
+            pass 
         with open(os.devnull, 'wb') as devnull:
-            subprocess.Popen(envlist + [confettypath, '-m', '5', 'start', '/nodes/{0}/console/session'.format(node)], stdin=devnull)
+            xopen=subprocess.Popen(envlist + [confettypath, '-m', '5', 'start', '/nodes/{0}/console/session'.format(node)] , stdin=devnull)
     sys.exit(0)
 #end of wcons
 if options.tile: