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TheBobWiley/esxiShutdown

Created August 1, 2015 16:44
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  1. TheBobWiley created this gist Aug 1, 2015.
    87 changes: 87 additions & 0 deletions esxiShutdown
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    #!/bin/sh
    # ESXi 5.1 host automated shutdown script

    # these are the VM IDs to shutdown in the order specified
    # use the SSH shell, run "vim-cmd vmsvc/getallvms" to get ID numbers
    # specify IDs separated by a space
    SERVERIDS=$(vim-cmd vmsvc/getallvms | sed -e '1d' -e 's/ \[.*$//' | awk '$1 ~ /^[0-9]+$/ {print $1}')

    # New variable to allow script testing, assuming the vim commands all work to issue shutdowns
    # can be "0" or "1"
    TEST=0

    # script waits WAIT_TRYS times, WAIT_TIME seconds each time
    # number of times to wait for a VM to shutdown cleanly before forcing power off.
    WAIT_TRYS=20

    # how long to wait in seconds each time for a VM to shutdown.
    WAIT_TIME=10

    # ------ DON'T CHANGE BELOW THIS LINE ------

    validate_shutdown()
    {
    vim-cmd vmsvc/power.getstate $SRVID | grep -i "off" > /dev/null 2<&1
    STATUS=$?

    if [ $STATUS -ne 0 ]; then
    if [ $TRY -lt $WAIT_TRYS ]; then
    # if the vm is not off, wait for it to shut down
    TRY=$((TRY + 1))
    echo "Waiting for guest VM ID $SRVID to shutdown (attempt #$TRY)..."
    sleep $WAIT_TIME
    validate_shutdown
    else
    # force power off and wait a little (you could use vmsvc/power.suspend here instead)
    echo "Unable to gracefully shutdown guest VM ID $SRVID... forcing power off."
    if [ $TEST -eq 0 ]; then
    vim-cmd vmsvc/power.off $SRVID
    fi
    sleep $WAIT_TIME
    fi
    fi
    }

    # enter maintenance mode immediately
    echo "Entering maintenance mode..."
    if [ $TEST -eq 0 ]; then
    esxcli system maintenanceMode set -e true -t 0 &
    fi

    # read each line as a server ID and shutdown/poweroff
    for SRVID in $SERVERIDS
    do
    TRY=0

    vim-cmd vmsvc/power.getstate $SRVID | grep -i "off\|Suspended" > /dev/null 2<&1
    STATUS=$?

    if [ $STATUS -ne 0 ]; then
    echo "Attempting shutdown of guest VM ID $SRVID..."
    if [ $TEST -eq 0 ]; then
    vim-cmd vmsvc/power.shutdown $SRVID
    fi
    validate_shutdown
    else
    echo "Guest VM ID $SRVID already off..."
    fi
    done

    # guest vm shutdown complete
    echo "Guest VM shutdown complete..."

    # shutdown the ESXi host
    echo "Shutting down ESXi host after 10 seconds..."
    if [ $TEST -eq 0 ]; then
    esxcli system shutdown poweroff -d 10 -r "Automated ESXi host shutdown - esxidown.sh"
    fi

    # exit maintenance mode immediately before server has a chance to shutdown/power off
    # NOTE: it is possible for this to fail, leaving the server in maintenance mode on reboot!
    echo "Exiting maintenance mode..."
    if [ $TEST -eq 0 ]; then
    esxcli system maintenanceMode set -e false -t 0
    fi

    # exit the session
    exit