testInterface() - /usr/sbin/net-setup.sh - puppylinux

# lines 992 to 1063 of /usr/sbin/net-setup.sh
# http://www.pearltrees.com/s243a/testinterface-setup-puppylinux/id16441463
testInterface()
{
  INTERFACE="$1"

  (
    UNPLUGGED="false"
    ifconfig "$INTERFACE" | grep ' UP ' >> $DEBUG_OUTPUT 2>&1
    if [ ! $? -eq 0 ];then #=0 if found
        #cleanUpInterface "$INTERFACE" >> $DEBUG_OUTPUT 2>&1
        # Dougal: add check for error -- maybe it fails to be raised?
        if ! ERROR=$(ifconfig "$INTERFACE" up 2>&1) ; then
          giveErrorDialog "$L_MESSAGE_Failed_Raise_Interface_p1 $INTERFACE.
$L_MESSAGE_Failed_Raise_Interface_p2 ifconfig $INTERFACE up
$L_MESSAGE_Failed_Raise_Interface_p3
$ERROR
"
        fi
    fi
    #BK1.0.7 improved link-beat detection...
    echo "X"
  #091108 old ifplugstatus now -0.18, latest is just 'ifplugstatus'...
  # 25feb10: shinobar: old and new ifplugstatus
  IFPLUGOLD=ifplugstatus
  IFPLUGNEW=ifplugstatus
  [ -x /sbin/ifplugstatus-0.18 ] && IFPLUGOLD=ifplugstatus-0.18
  [ -x /sbin/ifplugstatus-0.25 ] && IFPLUGNEW=ifplugstatus-0.25
    if ! $IFPLUGOLD "$INTERFACE" | grep -F -q 'link beat detected' ;then
      sleep 2
      echo "X"
      if ! $IFPLUGNEW "$INTERFACE" | grep -F -q 'link beat detected' ;then
        sleep 2
        echo "X"
        if ! $IFPLUGOLD "$INTERFACE" | grep -F -q 'link beat detected' ;then
          sleep 2
          echo "X"
          if ! $IFPLUGNEW "$INTERFACE" | grep -F -q 'link beat detected' ;then
            # add ethtool test, just in case it helps at times...
            sleep 1
            echo "X"
            if ! ethtool "$INTERFACE" | grep -Fq 'Link detected: yes' ; then
              UNPLUGGED="true"
            fi
          fi
        fi
      fi
    fi
    echo "${UNPLUGGED}" > /tmp/net-setup_UNPLUGGED.txt
  ) | Xdialog --title "$L_TITLE_Network_Wizard" --progress "$L_PROGRESS_Testing_Interface ${INTERFACE}" 0 0 5

  UNPLUGGED=$(cat /tmp/net-setup_UNPLUGGED.txt)

  if [ "$UNPLUGGED" != "false" ];then #BK1.0.7
    #no cable plugged in, no network connection possible...
    ifconfig "$INTERFACE" down
    BGCOLOR="#ffc0c0"
    if [ "${IS_WIRELESS}" ] ; then
      TOPMSG="$(eval echo $L_TOPMSG_Report_On_Test)
$L_TOPMSG_Unplugged_Wireless"
    else
      TOPMSG="$(eval echo $L_TOPMSG_Report_On_Test)
$L_TOPMSG_Unplugged_Wired"
    RETTEST=1
    fi
  else
    BGCOLOR="#e0ffe0"
    TOPMSG="$(eval echo $L_TOPMSG_Report_On_Test)
$L_TOPMSG_Network_Alive"
        RETTEST=0
  fi

  return $RETTEST
} # end of testInterface