connman: add cm-online script to wait on network, add network check servicefile

Signed-off-by: Stephan Raue <stephan@openelec.tv>

packages/network/connman/package.mk

@@ -92,6 +92,7 @@ post_makeinstall_target() {
 
   mkdir -p $INSTALL/usr/bin
     cp -P client/connmanctl $INSTALL/usr/bin
+    cp -P $PKG_DIR/scripts/cm-online $INSTALL/usr/bin
 
   mkdir -p $INSTALL/etc
     ln -sf /var/cache/resolv.conf $INSTALL/etc/resolv.conf

packages/network/connman/scripts/cm-online

@@ -0,0 +1,59 @@
+#!/bin/sh
+################################################################################
+#      This file is part of OpenELEC - http://www.openelec.tv
+#      Copyright (C) 2009-2012 Stephan Raue (stephan@openelec.tv)
+#
+#  This Program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2, or (at your option)
+#  any later version.
+#
+#  This Program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with OpenELEC.tv; see the file COPYING.  If not, write to
+#  the Free Software Foundation, 51 Franklin Street, Suite 500, Boston, MA 02110, USA.
+#  http://www.gnu.org/copyleft/gpl.html
+################################################################################
+
+# Wait for the network to come up and exit after timeout or if network is online
+#
+# Usage:
+# cm-online [--timeout=n] [--verbose]
+#   --timeout  : timeout in sec. (default 30)
+#   --verbose  : print status on exit
+#
+# Exit status:
+#   (0) Network online
+#   (1) Network not online
+
+TIMEOUT=30
+
+for arg in $@; do
+  case $arg in
+    --timeout=*)
+      TIMEOUT="${arg#*=}"
+    ;;
+    --verbose)
+      VERBOSE=yes
+    ;;
+  esac
+done
+
+LOOP_COUNT=$((TIMEOUT * 4))
+
+for i in $(seq 1 $LOOP_COUNT) ; do
+  STATUS=$(ifconfig | sed -e '/inet addr:/!d' -e '/127.0.0.1/d' |wc -l)
+  if [ "$STATUS" -gt 0 ]; then
+    [ "$VERBOSE" = yes ] && echo "Network is online"
+    exit 0
+  fi
+  usleep 250000
+done
+
+[ "$VERBOSE" = yes ] && echo "Network is down"
+
+exit 1

packages/network/connman/system.d/network-online.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=Connection Manager Wait Online
+Requisite=connman.service
+After=connman.service
+
+[Service]
+Type=oneshot
+ExecStartPre=/bin/sh -c 'echo "waiting on Network to come online ..."
+ExecStart=/usr/bin/cm-online --timeout=30
+StandardOutput=tty
+
+[Install]
+WantedBy=multi-user.target