if __name__ == '__main__':
    sshkey=get_sshkey_content(sys.argv[1])
    print(sshkey)

    print '!!! start'
    s_minute_hout  = '02:00'
    times = time_parse(s_minute_hout)
    ip = "192.168.43.155"
    port = "22"
    user = "pi"
    logPath = "/home/pi"
    print(is_valid_port(port))
    try:
        retcode = subprocess.check_call("./set_scp_crontab.sh 2  %s %s %s %s %s " % (ip, port, user, logPath, times),   shell=True)
        print(retcode)
    except subprocess.CalledProcessError as e:
        print e.returncode
        print e.cmd
        print e.output
    print '!!! end'

#!/bin/bash

# Paramater
#  $1: 0|1|2   0: ssh-gen 1: test 2: setup crontab
#  $2: log server ip address
#  $3: scp port
#  $4: user name
#  $5 log path on log server
#  $6 crontab minute hour
#  $7 crontab hour

SSH_KEY_PATH="/home/whz/.ssh/"
#SSH_KEY_PATH="/home/vpnmanager/.ssh/"
SSH_KEY_NAME="thinclsvpn.key"
SSH_KEY="$SSH_KEY_PATH$SSH_KEY_NAME"
VPN_USER="whz"
VPN_LOG_FILE="/var/log/openvpn/*.log"

#if [ `whoami` != "root" ]; then
#  echo "Execute this script as root user." >&2
#  exit 1
#fi

function ssh_gen () {
  # if ssh_key already exist, delete it.
  if [ -e $SSH_KEY ]; then
         rm -f $SSH_KEY
  fi

  # create a ssh key
  ssh-keygen -q -t rsa -N '' -f $SSH_KEY
  exitCode=$?

  #echo `cat "$SSH_KEY.pub"`
  return $exitCode
}

function test_scp () {
  # if ssh_key not exist,  exit
  if [ ! -e $SSH_KEY ]; then
         echo "ssh key not exist!"
         exit 1
  fi

  # scp copy log file to logserver
  scp -Cqpi $SSH_KEY -P $PORT -o PasswordAuthentication=no -o StrictHostKeyChecking=no  $VPN_LOG_FILE $USER@$IP:$LOG_PATH 2>&1

  return $?
}

function setup_crontab () {
  # if ssh_key not exist,  exit
  if [ ! -e $SSH_KEY ]; then
         echo "ssh key not exist!"
         exit 1
  fi

  command="scp -Cqpi $SSH_KEY -P $PORT -o PasswordAuthentication=no -o StrictHostKeyChecking=no  $VPN_LOG_FILE $USER@$IP:$LOG_PATH"
  cronDescription="$minute $hour * * * $command > /dev/null 2>&1"

  # delete current setting
  crontab -r

  # setup crontab
  echo "$cronDescription" | crontab
  return $?
}

# main function
if [ $1 -eq 0 ]; then
  ssh_gen
else
  IP=$2
  PORT=$3
  USER=$4
  LOG_PATH=$5
  if [ $1 -eq 1 ]; then
    test_scp
  else
    minute=$6
    hour=$7
    setup_crontab
  fi
fi