#!/bin/bash
. /usr/share/beakerlib/beakerlib.sh || exit 1

rlJournalStart
    rlPhaseStartSetup
        rlRun "PROVISION_HOW=${PROVISION_HOW:-container}"
        rlRun "run=\$(mktemp -d -p /var/tmp)" 0 "Create run directory"
        rlRun "set -o pipefail"
        rlRun "pushd out-of-session"
    rlPhaseEnd

    rlPhaseStartTest "Out-of-session reboot test ($PROVISION_HOW)"
        # Spawn the tmt process, in the background - tmt is expected to run the plan and test,
        # and reach a `sleep 3600`.
        tmt run -e TMT_DEBUG=1 --scratch -i $run -dddvvva provision -h $PROVISION_HOW execute -h tmt $interactive &> tmt.output &
        tmt_pid="$!"

        rlLogInfo "Running \"tmt run -e TMT_DEBUG=1 --scratch -i $run -dddvvva provision -h $PROVISION_HOW execute -h tmt $interactive &> tmt.output\" in the background"
        rlLogInfo "Background tmt PID is $tmt_pid"

        # Now we wait for the test to go to sleep...
        while true; do
            rlLogInfo "checking output for 'sleep 3600'..."

            current_tail="$(tail -n 10 tmt.output)"

            if [[ "$current_tail" == *"Running 'sleep 3600'"* ]]; then
                rlLogInfo "found!"
                break;
            fi

            sleep 10
        done

        rlLogInfo "tmt output, before reboot:"
        rlLogInfo "$(cat tmt.output)"

        # When the test is sleeping, we can extract the podman command & container ID from tmt log,
        # and use it to issue a `tmt-reboot` from outside the direct process tree of the test.
        set -x

        tmt_reboot_command="export TMT_TEST_PIDFILE=/var/tmp/tmt-test.pid; export TMT_TEST_PIDFILE_LOCK=/var/tmp/tmt-test.pid.lock; export TMT_DEBUG=1; tmt-reboot"

        if [ "$PROVISION_HOW" = "container" ]; then
            podman_exec="$(sed -nr 's/\s*Run command: (podman exec .*) \/bin\/bash.*cd.*/\1/p' tmt.output | head -1)"

            $podman_exec bash -c "$tmt_reboot_command"

        elif [ "$PROVISION_HOW" = "virtual" ]; then
            ssh_exec="$(sed -nr "s/\s*Run command: (ssh .* -tt root@.*) 'export .*/\1/p" tmt.output | head -1)"

            $ssh_exec "$tmt_reboot_command"
        fi

        set +x

        # Reboot has been issued, wait for tmt to finish: the test should be interrupted, restarted,
        # and finish successfully.
        wait "$tmt_pid"

        rlLogInfo "tmt output. full:"
        rlLogInfo "$(cat tmt.output)"

        rlAssertGrep "TMT_REBOOT_COUNT=0" tmt.output
        rlAssertGrep "TMT_TEST_RESTART_COUNT=0" tmt.output
        rlAssertGrep "Before reboot" tmt.output
        rlAssertGrep "Running 'sleep 3600'" tmt.output

        rlAssertGrep "TMT_REBOOT_COUNT=1" tmt.output
        rlAssertGrep "TMT_TEST_RESTART_COUNT=1" tmt.output
        rlAssertGrep "After first reboot" tmt.output

        rlAssertGrep "OVERALL RESULT: PASS" tmt.output
    rlPhaseEnd

    rlPhaseStartCleanup
        rlRun "rm -rf tmt.output $run" 0 "Remove run directory"
        rlRun "popd"
    rlPhaseEnd
rlJournalEnd