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wcypierre/log.sh

Last active August 29, 2015 14:13
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Revisions

  1. wcypierre revised this gist Jan 8, 2015. 1 changed file with 0 additions and 3 deletions.
    3 changes: 0 additions & 3 deletions log.sh
    View file
    Original file line number Diff line number Diff line change
    @@ -48,6 +48,3 @@ else
    # logger "$INTERFACE is up"
    rm -f $FFLAG 2>/dev/null
    fi

    echo "17" > /sys/class/gpio/unexport
    echo "22" > /sys/class/gpio/unexport
  2. wcypierre revised this gist Jan 8, 2015. 1 changed file with 4 additions and 1 deletion.
    5 changes: 4 additions & 1 deletion log.sh
    View file
    Original file line number Diff line number Diff line change
    @@ -47,4 +47,7 @@ else

    # logger "$INTERFACE is up"
    rm -f $FFLAG 2>/dev/null
    fi
    fi

    echo "17" > /sys/class/gpio/unexport
    echo "22" > /sys/class/gpio/unexport
  3. wcypierre revised this gist Jan 8, 2015. 1 changed file with 0 additions and 3 deletions.
    3 changes: 0 additions & 3 deletions log.sh
    View file
    Original file line number Diff line number Diff line change
    @@ -36,9 +36,6 @@ then
    rm -f $FFLAG 2>/dev/null
    sudo reboot
    else
    echo "0" > /sys/class/gpio/gpio17/value
    echo "1" > /sys/class/gpio/gpio22/value

    touch $FFLAG
    logger $(sudo $IFDOWN $INTERFACE)
    sleep 10
  4. wcypierre created this gist Jan 8, 2015.
    53 changes: 53 additions & 0 deletions log.sh
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,53 @@
    #!/bin/sh

    # cron script for checking wlan connectivity
    # change xxx to whatever IP you want to check.
    IP_FOR_TEST="xxx"
    PING_COUNT=1

    PING="/bin/ping"
    IFUP="/sbin/ifup"
    IFDOWN="/sbin/ifdown --force"

    INTERFACE="wimax0"

    FFLAG="/opt/check_lan/stuck.fflg"

    # Red LED - uses GPIO17
    echo "17" > /sys/class/gpio/export
    echo "out" > /sys/class/gpio/gpio17/direction

    # Green LED - uses GPIO22
    echo "22" > /sys/class/gpio/export
    echo "out" > /sys/class/gpio/gpio22/direction

    # ping test
    $PING -c $PING_COUNT $IP_FOR_TEST > /dev/null 2> /dev/null
    if [ $? -ge 1 ]
    then
    logger "$INTERFACE seems to be down, trying to bring it up..."

    echo "1" > /sys/class/gpio/gpio17/value # lit the red led since the interface is down
    echo "0" > /sys/class/gpio/gpio22/value

    if [ -e $FFLAG ]
    then
    logger "$INTERFACE is still down, REBOOT to recover ..."
    rm -f $FFLAG 2>/dev/null
    sudo reboot
    else
    echo "0" > /sys/class/gpio/gpio17/value
    echo "1" > /sys/class/gpio/gpio22/value

    touch $FFLAG
    logger $(sudo $IFDOWN $INTERFACE)
    sleep 10
    logger $(sudo $IFUP $INTERFACE)
    fi
    else
    echo "0" > /sys/class/gpio/gpio17/value
    echo "1" > /sys/class/gpio/gpio22/value

    # logger "$INTERFACE is up"
    rm -f $FFLAG 2>/dev/null
    fi