test_cmc

#!/bin/bash
set -o errexit
set -o errtrace
set -o nounset

trap '_es=${?};
    printf "${0}: line ${LINENO}: \"${BASH_COMMAND}\"";
    printf " exited with a status of ${_es}\n";
    exit ${_es}' ERR 

TESTHOST=${1}


echo 'Show Debug information'
echo '======================'
./cmc -d
echo
echo


echo 'Verify syntax'
echo '============='
shellcheck cmc
echo
echo


HEAD="Verify \`-c ${TESTHOST}\` check HOST ControlMaster connection status"
echo "${HEAD}"
echo "${HEAD//?/=}"
echo "1. Establish a connection to ${TESTHOST}"
ssh -o ClearAllForwardings=yes -o ControlPersist=5m -o VisualHostKey=no \
    ${TESTHOST} exit 0
echo
echo "2. Check ${TESTHOST} with active socket"
./cmc -c ${TESTHOST}
echo
PID=$(./cmc -c ${TESTHOST} | awk '/pid:/ {print $2}')
echo "3. Send ALRM signal to PID ${PID} leave a stale socket"
kill -14 ${PID}
echo
echo "4. Check ${TESTHOST} with stale socket"
./cmc -c ${TESTHOST} || true
echo
echo


echo 'Verify `-l` list all active ControlMaster connection sockets'
echo '============================================================'
echo "1. Establish a connection to ${TESTHOST}"
ssh -o ClearAllForwardings=yes -o ControlPersist=5m -o VisualHostKey=no \
    ${TESTHOST} exit 0
echo
echo '2. List all with active socket'
./cmc -l
echo
PID=$(./cmc -c ${TESTHOST} | awk '/pid:/ {print $2}')
echo "3. Send ALRM signal to PID ${PID} leave a stale socket"
kill -14 ${PID}
echo
echo '4. List all with stale socket'
./cmc -l || true
echo
echo


HEAD="Verify \`-x ${TESTHOST}\` exit ControlMaster session"
echo "${HEAD}"
echo "${HEAD//?/=}"
echo "1. Establish a connection to ${TESTHOST}"
ssh -o ClearAllForwardings=yes -o ControlPersist=5m -o VisualHostKey=no \
    ${TESTHOST} exit 0
echo
echo "2. Exit ${TESTHOST} with active socket"
./cmc -x ${TESTHOST}
echo
echo "3. Establish a connection to ${TESTHOST}"
ssh -o ClearAllForwardings=yes -o ControlPersist=5m -o VisualHostKey=no \
    ${TESTHOST} exit 0
echo
PID=$(./cmc -c ${TESTHOST} | awk '/pid:/ {print $2}')
echo "4. Send ALRM signal to PID ${PID} leave a stale socket"
kill -14 ${PID}
echo
echo "5. Exit ${TESTHOST} with stale socket"
./cmc -x ${TESTHOST} || true
echo
echo


echo 'Verify `-X` exit all ControlMaster connections with sockets'
echo '==========================================================='
echo "1. Establish a connection to ${TESTHOST}"
ssh -o ClearAllForwardings=yes -o ControlPersist=5m -o VisualHostKey=no \
    ${TESTHOST} exit 0
echo
echo '2. Exit all with active socket'
./cmc -X
echo
echo "3. Establish a connection to ${TESTHOST}"
ssh -o ClearAllForwardings=yes -o ControlPersist=5m -o VisualHostKey=no \
    ${TESTHOST} exit 0
echo
PID=$(./cmc -c ${TESTHOST} | awk '/pid:/ {print $2}')
echo "4. Send ALRM signal to PID ${PID} leave a stale socket"
kill -14 ${PID}
echo
echo '5. Exit all with stale socket'
./cmc -X || true
echo