switch ssh key

switch.sh

#!/bin/bash

# debug
#ssh -Tvvv git@gitlab.com

# clear
PS3="clear all ?"
select num in "clear" "no"
do
  if [ "${num}" == "clear" ]; then
    eval $(ssh-agent -s)
  fi
  break
done


hosts=("gitlab" "github")

# ssh key list
echo "keys:"
ssh-add -l
echo

# select file
PS3="Please choose your private key: "
select file in ~/.ssh/*
do
  echo $file

  # start ssh agent
  # eval $(ssh-agent -s)
  #echo

  # ssh add
  ssh-add $file

  # select host
  PS3="Please choose host: "
  select h in "${hosts[@]}"
  do
    case $h in
      "gitlab" | "github")
        ssh -T "git@$h.com"
        break
        ;;
      *) echo "invalid option: $REPLY"
        ;;
    esac
  done

  break
done

# ssh key list
echo "keys:"
ssh-add -l
echo