/Shell/Bash/Check if internet is available shell script

Check if internet is available shell script

test=google.com
if nc -zw1 $test 443 && echo |openssl s_client -connect $test:443 2>&1 |awk '
  handshake && $1 == "Verification" { if ($2=="OK") exit; exit 1 }
  $1 $2 == "SSLhandshake" { handshake = 1 }'
then
  echo "we have connectivity"
fi

Source: unix.stackexchange.com

Similar codes

0 vote277 views1 answer
Cast my phone screen on laptop in arch linux
Shell/Bash
0 vote286 views1 answer
Flutter pub get taking too long
Shell/Bash
0 vote271 views1 answer
Git alias - multiple commands
Shell/Bash
1 vote325 views1 answer
Unable to start ssh-agent service, error :1058
Shell/Bash
0 vote296 views2 answers
Git diff with remote branch
Shell/Bash
14 votes234 views4 answers
Git push force
Shell/Bash
0 vote291 views1 answer
Setuptools install_requires from private pypi server
Shell/Bash
0 vote283 views1 answer
Brownie run script python
Shell/Bash
0 vote278 views2 answers
Install scala using brew
Shell/Bash
7 votes260 views2 answers
Upgrade command magento 2
Shell/Bash