misc: small fix or general refactoring i did not bother commenting

daemon/conman/connection.go

@@ -3,6 +3,7 @@ package conman
 import (
 	"fmt"
 	"net"
+	"os"
 
 	"github.com/evilsocket/opensnitch/daemon/dns"
 	"github.com/evilsocket/opensnitch/daemon/log"
@@ -112,6 +113,8 @@ func NewConnection(nfp *netfilter.NFPacket, ip *layers.IPv4) (c *Connection, err
 	// lookup pid by inode and process by pid
 	if pid, found := sockets[c.Entry.INode]; found == false {
 		return nil, fmt.Errorf("Could not find process id for: %s", c)
+	} else if pid == os.Getpid() {
+		return nil, nil
 	} else if c.Process = procmon.FindProcess(pid); c.Process == nil {
 		return nil, fmt.Errorf("Could not find process by its pid %d for: %s", pid, c)
 	}

ui/dialogs/prompt.py

@@ -28,6 +28,8 @@ class PromptDialog(QtWidgets.QDialog, uic.loadUiType(DIALOG_UI_PATH)[0]):
         self._lock = threading.Lock()
         self._con = None
         self._rule = None
+        self._local = True
+        self._peer = None
         self._trigger.connect(self.on_connection_triggered)
         self._done = threading.Event()
 
@@ -52,11 +54,13 @@ class PromptDialog(QtWidgets.QDialog, uic.loadUiType(DIALOG_UI_PATH)[0]):
         self._what_combo = self.findChild(QtWidgets.QComboBox, "whatCombo")
         self._duration_combo = self.findChild(QtWidgets.QComboBox, "durationCombo")
 
-    def promptUser(self, connection):
+    def promptUser(self, connection, is_local, peer):
         # one at a time
         with self._lock:
             # reset state
             self._rule = None
+            self._local = is_local
+            self._peer = peer
             self._con = connection
             self._done.clear()
             # trigger on_connection_triggered
@@ -72,7 +76,11 @@ class PromptDialog(QtWidgets.QDialog, uic.loadUiType(DIALOG_UI_PATH)[0]):
         self.show()
 
     def _render_connection(self, con):
-        app_name, app_icon, desk = self._apps_parser.get_info_by_path(con.process_path, "terminal")
+        if self._local:
+            app_name, app_icon, _ = self._apps_parser.get_info_by_path(con.process_path, "terminal")
+        else:
+            app_name, app_icon = "", "terminal"
+
         if app_name == "":
             self._app_name_label.setText(con.process_path)
         else:
@@ -82,18 +90,33 @@ class PromptDialog(QtWidgets.QDialog, uic.loadUiType(DIALOG_UI_PATH)[0]):
         pixmap = icon.pixmap(icon.actualSize(QtCore.QSize(48, 48)))
         self._app_icon_label.setPixmap(pixmap)
 
-        self._message_label.setText("<b>%s</b> is connecting to <b>%s</b> on %s port %d" % ( \
-            con.process_path,
-            con.dst_host or con.dst_ip,
-            con.protocol,
-            con.dst_port
-        ))
+        if self._local:
+            message = "<b>%s</b> is connecting to <b>%s</b> on %s port %d" % ( \
+                        con.process_path,
+                        con.dst_host or con.dst_ip,
+                        con.protocol,
+                        con.dst_port )
+        else:
+            message = "The process <b>%s</b> running on the computer <b>%s</b> is connecting to <b>%s</b> on %s port %d" % ( \
+                        con.process_path,
+                        self._peer.split(':')[1],
+                        con.dst_host or con.dst_ip,
+                        con.protocol,
+                        con.dst_port )
+
+        self._message_label.setText(message)
 
         self._src_ip_label.setText(con.src_ip)
         self._dst_ip_label.setText(con.dst_ip)
         self._dst_port_label.setText("%s" % con.dst_port)
         self._dst_host_label.setText(con.dst_host)
-        self._uid_label.setText("%d (%s)" % (con.user_id, pwd.getpwuid(con.user_id).pw_name))
+
+        if self._local:
+            uid = "%d (%s)" % (con.user_id, pwd.getpwuid(con.user_id).pw_name)
+        else:
+            uid = "%d" % con.user_id
+
+        self._uid_label.setText(uid)
         self._pid_label.setText("%s" % con.process_id)
         self._args_label.setText(' '.join(con.process_args))
 

ui/dialogs/stats.py

@@ -23,6 +23,7 @@ class StatsDialog(QtWidgets.QDialog, uic.loadUiType(DIALOG_UI_PATH)[0]):
 
         self.daemon_connected = False
 
+        self._address = address
         self._stats = None
         self._trigger.connect(self._on_update_triggered)
 
@@ -107,8 +108,11 @@ class StatsDialog(QtWidgets.QDialog, uic.loadUiType(DIALOG_UI_PATH)[0]):
             self._udp_label.setText("%s" % self._stats.by_proto['udp'] or 0)
 
             by_users = {}
-            for uid, hits in self._stats.by_uid.iteritems():
-                by_users["%s (%s)" % (pwd.getpwuid(int(uid)).pw_name, uid)] = hits
+            if self._address is None:
+                for uid, hits in self._stats.by_uid.iteritems():
+                    by_users["%s (%s)" % (pwd.getpwuid(int(uid)).pw_name, uid)] = hits
+            else:
+                by_users = self._stats.by_uid
 
             self._render_table(self._addrs_table, self._stats.by_address)
             self._render_table(self._hosts_table, self._stats.by_host)

ui/service.py

@@ -189,7 +189,7 @@ class UIService(ui_pb2_grpc.UIServicer, QtWidgets.QGraphicsObject):
 
     def AskRule(self, request, context):
         self._asking = True
-        rule = self._prompt_dialog.promptUser(request)
+        rule = self._prompt_dialog.promptUser(request, self._is_local_request(context), context.peer())
         self._last_ping = datetime.now()
         self._asking = False
         return rule