# implement "show tech-support"
# usage: tech-support [ save [ <filename> ] ]
# NOTE: this file is sourced, NOT executed

function header {
    echo
    echo ----------------
    echo "$*"
    echo ----------------
}

# by default send to stdout
OUT=1

DEFAULT_PATH=/opt/vyatta/etc/config/support
DEFAULT_GROUP=users

do_rotate ()
{
  local count=`ls -t $DEFAULT_PATH/*.tech-support.* 2>/dev/null |wc -l`
  if (( count >= 10 )); then
    local dfile=`ls -t $DEFAULT_PATH/*.tech-support.* 2>/dev/null |tail -1`
    rm -f $dfile >&/dev/null \
      && echo "Removed old tech-support output file '$dfile'"
  fi
}

HOSTNAME=`hostname`
CURTIME=`date +%F-%H%M%S`
if [ "$1" == "save" ]; then
  # "save" is specified. save output to file.
  if [ -n "$2" ]; then
    # "<filename>" is specified. use it as the prefix.
    OUT="$2.$HOSTNAME.tech-support.$CURTIME"
  else
    OUT="$HOSTNAME.tech-support.$CURTIME"
  fi
  if [[ $OUT != /* ]]; then
    # it's not absolute path. save in default path.
    mkdir -p $DEFAULT_PATH >& /dev/null
    chgrp $DEFAULT_GROUP $DEFAULT_PATH >& /dev/null
    chmod 775 $DEFAULT_PATH >& /dev/null
    OUT="$DEFAULT_PATH/$OUT"
    do_rotate
  fi
  if ! touch $OUT >& /dev/null; then
    echo "Cannot create tech-support file '$OUT'"
    exit 1
  fi
  echo "Saving output to '$OUT'..."
fi

(
export PATH=/sbin:/usr/sbin:$PATH

header Current time
date

header Vyatta Version and Package Changes
show version all

header Installed Packages
dpkg -l

header Modules
cat /proc/modules

header "Kernel messages at boot time (/var/log/dmesg)"
cat /var/log/dmesg

header "Recent Kernel messages (dmesg)"
dmesg

header CPU Info
cat /proc/cpuinfo

header Mem Info
cat /proc/meminfo

header PCI Info
lspci

header System Info
${vyatta_bindir}/vyatta-show-dmi

header Interfaces
show interfaces

header Devices
cat /proc/devices

header Partitions
cat /proc/partitions

disks=`cat /proc/partitions | awk '{ if ($4!="name") { print $4 } }' | egrep -v "[0-9]$" | egrep -v "^$"`

for disk in $disks; do
    header "Partitioning for disk $disk"
    fdisk -l /dev/$disk
done

header Mounts
cat /proc/mounts

header Diskstats
cat /proc/diskstats

header Kernel command line
cat /proc/cmdline

header Interrupts
cat /proc/interrupts

header Load Average
cat /proc/loadavg

header /opt/vyatta/etc/config/config.boot
cat /opt/vyatta/etc/config/config.boot

header Running configuration
show configuration

header \''ps -ef'\'
ps -ef

header \''df -h -x squashfs'\'
df -h -x squashfs

header \''lsof -Pin'\'
sudo lsof -Pin

header \'free\'
free

header /etc/apt/sources.list
cat /etc/apt/sources.list

header /etc/ipsec.conf
cat /etc/ipsec.conf

if [ -r /etc/ipsec.secrets ]; then
    header /etc/ipsec.secrets
    cat /etc/ipsec.secrets
fi

header \''ls -l /etc/rc?.d'\'
ls -l /etc/rc?.d

header /etc/rc.local
cat /etc/rc.local

header \''iptables -L -vn'\'
sudo /sbin/iptables -L -vn

header \''iptables -t nat -L -vn'\'
sudo /sbin/iptables -t nat -L -vn

header \''iptables -t mangle -L -vn'\'
sudo /sbin/iptables -t mangle -L -vn

header \''iptables -t raw -L -vn'\'
sudo /sbin/iptables -t raw -L -vn

function show_route_limit ()
{
   NUM=$(show $1 route $2 | wc -l)
   # subtract 3 lines of header
   [ $NUM -gt 3 ] &&  NUM=$[$NUM - 3]
   OUTPUT=$(echo show $1 route $2 \(total $NUM\))
   CMD="show $1 route $2"
   if [ $3 -eq 0 ]
   then
      header $OUTPUT
      vtysh -c "$CMD"
   else
      header "$OUTPUT- limit $3"
      vtysh -c "$CMD" | head -n $3
   fi
}

#
# show all connected/static, limit the output others and include a total
#
show_route_limit ip connected 0
show_route_limit ip static    0
show_route_limit ip rip  500
show_route_limit ip ospf 500
show_route_limit ip bgp  500
show_route_limit ip ''   500

show_route_limit ipv6 connected 0
show_route_limit ipv6 static    0
show_route_limit ipv6 ripng 500
show_route_limit ipv6 ospf6 500
show_route_limit ipv6 bgp   500
show_route_limit ipv6 ''    500

header $HOME/.bash_history
cat $HOME/.bash_history

header \''show vrrp'\'
show vrrp

header \''last -ix'\'
last -ix

header wanrouter hwprobe
wanrouter hwprobe

header wanrouter version
wanrouter version

header wanrouter debug
wanrouter debug

header wanrouter summary
wanrouter summary

header wanrouter status
wanrouter status

header wanrouter modules
wanrouter modules

if [ -e /etc/wanpipe/wanrouter.rc ]; then
   header /etc/wanpipe/wanrouter.rc
   cat /etc/wanpipe/wanrouter.rc
fi

wanifs=( /sys/class/net/wan* )
wanifs=`echo -n ${wanifs[@]##*/}`

echo "wanifs are $wanifs"

for ifname in $wanifs ; do
    header "wanpipemon -i $ifname -c sc"
    sudo wanpipemon -i $ifname -c sc

    header "wanpipemon -i $ifname -c so"
    sudo wanpipemon -i $ifname -c so

    header "wanpipemon -i $ifname -c xcv"
    sudo wanpipemon -i $ifname -c xcv

    header "wanpipemon -i $ifname -c xru"
    sudo wanpipemon -i $ifname -c xru

    header "wanpipemon -i $ifname -c xm"
    sudo wanpipemon -i $ifname -c xm

    header "wanpipemon -i $ifname -c xl"
    sudo wanpipemon -i $ifname -c xl

    header "wanpipemon -i $ifname -c Ta"
    sudo wanpipemon -i $ifname -c Ta
done

for i in /etc/wanpipe/wanpipe*.conf ; do
    if [ -e $i ]; then
       header $i
       cat $i
    fi
done

header wanrouter conflog
wanrouter conflog

header /var/log/messages
tail -n 250 /var/log/messages

header "END OF TECH-SUPPORT FILE"
) 1>&$OUT 2>&1

if [ $OUT != "1" ]; then
  chgrp $DEFAULT_GROUP $OUT >& /dev/null
  chmod 664 $OUT >& /dev/null
  echo "Done"
fi