#!/bin/bash

## Author Oriol Filter
# Date 16/02/2022


## Find which user is the correct one

### VAR
export _USERS="$(cat ./users)"
export _PROXY_ROUTES="$(cat ./proxy_routes)"

### Main

sed '/^$/d' h | tee ./curr_h >/dev/null # remove empty lines

printf "Attempting to SSH\n"

for username in $_USERS
do
  printf "\033[0;33m ${username}\n\033[0m"
  cat > "./${username}/h"
  for hostname in $(cat ./curr_h)
  do
    printf "${hostname}: -->"
    sshpass -f "./${username}/p" ssh -q -o StrictHostKeyChecking=no -T "${username}@${hostname}" 'echo true' &> /dev/null &&
            printf "${hostname}: \033[1;32mYES \033[0m\n" &&
                  printf "${hostname}\n" | tee -a "./${username}/h" > /dev/null ||
            printf "${hostname}: \033[1;31mNo \033[0m\n"
  done
  diff --new-line-format="" --unchanged-line-format="" ./curr_h "${username}/h" > left_h
  mv ./left_h ./curr_h
done
mv curr_h discards_h

# Proxy / Triangulate
for proxy in $_PROXY_ROUTES
do
  printf "\033[0;33m ${username}\n\033[0m"
  for username in $_USERS
  do
    false
#    printf "\033[0;33m ${username}\n\033[0m"
#    rm ./${username}/h
#    touch ./${username}/h
#    for hostname in $(cat ./curr_h)
#    do
#      printf "${hostname}: -->"
#      sshpass -f "./${username}/p" ssh -q -o StrictHostKeyChecking=no -T "${username}@${hostname}" 'echo true' &> /dev/null &&
#              printf "${hostname}: \033[1;32mYES \033[0m\n" &&
#                    printf "${hostname}\n" | tee -a "./${username}/h" > /dev/null ||
#              printf "${hostname}: \033[1;31mNo \033[0m\n" < "./${username}/p"
#    done
#    diff --new-line-format="" --unchanged-line-format="" ./curr_h "${username}/h" > left_h
#    mv ./left_h ./curr_h
  done
done
mv curr_h discards_h

printf "Distributed hosts\n"

for username in $_USERS
do
   printf "\033[0;32m ${username}\n\033[0m"
  awk '{ printf"  %s\n",$0 }' < "./${username}/h"
done

printf "\033[0;31mDISCARDS:\033[0m\n"
awk '{ printf"  %s\n",$0 }' < ./discards_h

printf "Discards are stored in './discards_h'\n"

bash ./send_files.sh