#!/bin/bash

zone=smf1
service_account=nighthawk_revenue_backend
service=nighthawk_haplolite_fanout_timelines_backend_a
service_name=haplolite
port_name=redis_0
nInstance=1

rcli=$HOME/redis32/src/redis-cli
mkdir log 2>/dev/null
mkdir keys 2>/dev/null
mkdir klen 2>/dev/null 
mkdir info 2>/dev/null 
mkdir ttl 2>/dev/null 

# set -e 
# set -x
# rm log/* 2>/dev/null
# pkill -9 -f redis-cli


# trap -e "pkill -9 -f redis-cli"

function prepare() {
  cd $HOME; 
  packer fetch --cluster=smf1 aurora aurora live; 
}


# get the host and port of Redis instance 
function get_host_port() {
  zone=$1
  service_account=$2
  service=$3
  service_name=$4
  host_port_file=${service_name}_host_port

  jobListStr=$($HOME/aurora job list ${zone}/${service_account}/prod|grep prod|grep ${service})
  declare -a jobList=($jobListStr)
  for job in ${jobList[@]}; do 
    jobInfo=$($HOME/aurora job status ${job} --write-json)
    for idx in `seq 0 $((nInstance-1))`; do 
      host=$(echo $jobInfo|jq ".[0].active[${idx}].assignedTask.slaveHost"  | sed 's/"//g')
      port=$(echo $jobInfo|jq ".[0].active[${idx}].assignedTask.assignedPorts.${port_name}")
      echo "$host $port"
      echo $host $port $job >> ${host_port_file}
    done   
  done 
}


# collect the logs from host and port 
function collect_redis() {
  service_name=$1
  host=$2
  port=$3
  cnt=20000000
  echo -e "info" | ${rcli} -h $host -p $port --no-raw > info/info.${host}.${port}

  for db in `seq 1 256`; do 
    echo ${host} db${db}
    grep db${db} info/info.${host}.${port} > /dev/null
    if [[ $? == 1 ]]; then 
      break 
    fi 
    sleep 2
    echo -e "select ${db}\nscan 0 count ${cnt}" | ${rcli} -h $host -p $port --no-raw >> keys/keys.${host}.${port}.${db}
    python3 getkey.py keys/keys.${host}.${port}.${db} ${db}
    # cat keys/keys.${host}.${port}.pipe | ${rcli} -h $host -p $port
    # get klen 
    cat keys/keys.${host}.${port}.${db}.pipe | nc $host $port >> klen/keylen.${host}.${port}

    # get ttl 
    # cat keys.${host}.prod.twitter.com.${port}.${i}.pipe | nc $host $port > ttl/ttl.${host}.prod.twitter.com.${port}.${i} 

    rm keys/keys.${host}.${port}.${db} keys/keys.${host}.${port}.${db}.pipe 

  done 

  if ! ( screen -ls | grep monitor.${host}.${port} > /dev/null); then
     screen -dmS monitor.${host}.${port};
  fi
  screen -S monitor.${host}.${port} -X stuff $"${rcli} -h $host -p $port monitor >> log/${service_name}.${host}.${port}.log\n"
}

function collect_all() {
  service=$1
  service_name=$2
  host_port_file=${service_name}_host_port
  rm ${host_port_file} 2>/dev/null 

  get_host_port ${zone} ${service_account} ${service} ${service_name}

  while read -r line
  do
    host=$(echo $line|cut -d " " -f1);
    port=$(echo $line|cut -d " " -f2);
    job_path=$(echo $line|cut -d " " -f3);
    
    echo '*****************************************'
    collect_redis ${service_name} ${host} ${port}
  done < ${host_port_file}

  # for line in $(cat ${host_port_file}); do 
  #   host=$(echo $line|cut -d " " -f1);
  #   port=$(echo $line|cut -d " " -f2);
  #   job_path=$(echo $line|cut -d " " -f3);
    
  #   echo '*****************************************'
  #   collect_redis ${service_name} ${host} ${port}
  # done
}


collect_all nighthawk_haplolite_prod_backend_a haplolite
collect_all nighthawk_haplolite_fanout_timelines_backend_a fanout


# collect_all nighthawk_dm_backend dm
# collect_all nighthawk_notificationservice_api_prod1_backend notification


# collect haplolite smf1-hlh-30-sr1.prod 31272 
# collect fanout smf1-hif-21-sr1.prod 31938

# sleep 2;
# while true; do logrotate -f ../rotate.conf -s state & sleep 3600; done