#!/bin/bash
# create a diagnostic collection, and documet OS settings

read -p "\n\nPlease provide a name or nickname: (8 characters or less, no spaces) " who
if [ -z "$who" ]; then
   who="noname"
fi

# Build up a meaningful name for transmission back to the development team
OS_VER=`cat /etc/iiab/iiab.env | grep OS_VER | cut -d'=' -f2`
pushd /opt/iiab/iiab
HASH=`git log --pretty=format:'g%h' -n 1`
YMD=$(date +%y%m%d)
popd

SCRIPTDIR=$(cd `dirname $0` pwd)
diagnostics_name=${OS_VER}-$YMD-$who
outfile=$diagnostics_name.$$
VARS_VALUES=/tmp/all-vars

# record all the ansible variables
pushd /opt/iiab/iiab > /dev/null
#   ./runrole all-vars $VARS_VALUES
popd > /dev/null

# cat files in this direcory
function cat_dir(){
   echo >>/tmp/$outfile
   echo "=IIAB=====================================================" >> /tmp/$outfile
   if [ -d "$1" ];then
      echo "Printing files in $1 directory" >> /tmp/$outfile
      echo >>/tmp/$outfile
      filelist=$(ls $1)
      if [ ! -z "$filelist" ]; then
         pushd $1
            for f in `ls *`;do
               echo "Printing contents of $f" >> /tmp/$outfile
               echo >>/tmp/$outfile
               cat $f | iconv -t UTF-8//IGNORE >> /tmp/$outfile
            done
         popd
      fi
   else
      echo "Directory $1 does not exist" >> /tmp/$outfile
   fi
}

function cat_file(){
   echo >>/tmp/$outfile
   echo "=IIAB====================================================" >> /tmp/$outfile
   if [ -f $1 ];then
      echo "Printing contents of $1" >> /tmp/$outfile
      echo >>/tmp/$outfile
      if [ $# -eq 2 ];then
         echo "Printing last 100 lines" >> /tmp/$outfile
         tail -100 $1 | iconv -t UTF-8//IGNORE >> /tmp/$outfile
      else
         cat $1 | iconv -t UTF-8//IGNORE >> /tmp/$outfile
      fi
   else
      echo "File $1 does not exists" >> /tmp/$outfile
   fi
}

function cat_file_list(){
   for f in $(cat filelist);do
      cat_file $f
   done
}
# collect all the network info in one place
cat << EOF > /tmp/diagnostics_script
#!/bin/bash
# generate the body overview part diagnostic package about network
echo "=IIAB====================================================="
echo Diagnostics submitted by:
echo $who
echo "Identifier: $diagnostics_name" 
echo "=IIAB====================================================="
echo Output from /sbin/ifconfig command
echo
ifconfig
echo
echo "=IIAB====================================================="
echo Output fro /sbin/ip addr
echo
ip addr
echo
echo "=IIAB====================================================="
echo Checking for information about raspberry pi base image
echo Output from command 'cat /etc/rpi-issue'
echo
if [ -f /etc/rpi-issue ];then
cat /etc/rpi-issue
echo "stage2 = lite; stage5 = desktop SEE https://github.com/RPi-Distro/pi-gen#stage-anatomy"
else
   echo "not a raspberry pi"
fi
echo "=IIAB====================================================="
echo "/sbin/brctl show"
echo
brctl show
echo
echo "=IIAB====================================================="
echo Output from /bin/netstat -rn
echo "routing table"
netstat -rn
echo
echo "=IIAB====================================================="
echo "Output of /sbin/iptables-save"
echo
iptables-save
echo
echo "=IIAB====================================================="
if [ -f /.iiab-image ];then
echo "Output of /bin/cat /.iiab-image command."
echo
cat /.iiab-image
else
   echo /.iiab-image does not exist.
fi
echo
echo "=IIAB====================================================="
echo "systemctl status dnsmasq"
echo
systemctl status dnsmasq
echo
echo "=IIAB====================================================="
echo "journalctl -u dnsmasq"
echo
journalctl -u dnsmasq
echo
echo "=IIAB====================================================="
echo "Output of command /bin/netstat -natp showing port usage"
echo
netstat -natp
echo
echo "=IIAB====================================================="
echo "Output of command /ansible -i localhost -m setup showing all local facts."
echo
ansible localhost -m setup 2>/dev/null
echo
EOF
chmod 755 /tmp/diagnostics_script
/tmp/diagnostics_script > /tmp/$outfile

cat_file_list

cat_dir /etc/network/interfaces.d
cat_dir /etc/systemd/network
cat_dir /etc/NetworkManager/system-connections
cat_dir /etc/sysconfig/network-scripts/if-cfg*

cat_file /opt/iiab/iiab/iiab-debug.log last
cat_file /opt/iiab/iiab/iiab-install.log last
cat_file /opt/iiab/iiab-admin-console/admin-install.log last

#if [ -f "$VARS_VALUES" ]; then
#  cat "$VARS_VALUES" >> /tmp/$outfile
#fi

mkdir -p /etc/iiab/diagnostics
if [ ! -z $diagnostics_name ];then
  pushd /tmp > /dev/null
  cp /tmp/$outfile /etc/iiab/diagnostics/
  popd > /dev/null
  #rm -rf /tmp/$outfile
  exit 0
fi