Script to reset VMware Fusion networking for 7.x and 8.x releases

damnit_fusion.sh

#!/bin/bash
#
# @script       damnit_fusion.sh
# @description  Fusion Networking hates me
#
# $ ~/damnit_fusion.sh
#
# Be default will perform a gentle restart of VMware Fusion networking.
# When that is not enough set FROM_ORBIT to true and try again.
#
# Borrowed in part from https://gist.github.com/fnichol/8982147
# and https://vbrownbag.com/2014/05/kicking-vmware-fusion-networking-in-the-teeth/
# also https://gist.github.com/bdwyertech/43161ef53ac0c9b5e998d7842a881b32
# also https://github.com/henri/vmware-fusion-scripts/blob/master/suspend_and_resume/suspend_running_vms.bash
##

export FROM_ORBIT=${FROM_ORBIT:-false}
banner()  { printf -- "-----> $*\n\n"; }

#
# Kills all vmware & vmnet processees & deletes networking files
#
from_orbit() {

    stop_networking

    banner "Killing vmware and vmnet processes"
    sudo pkill vmware
    sudo pkill vmnet

    banner "Removing cruft"
    sudo rm -rf /Library/Preferences/VMware\ Fusion/networkin*
    sudo rm -rf /Library/Preferences/VMware\ Fusion/lastlocation*
    sudo rm -rf /Library/Preferences/VMware\ Fusion/location*
    sudo rm -rf /Library/Preferences/VMware\ Fusion/vmnet*/
}

#
# Gets a list of running vms
# @return   runningVMs - List of running VMs per vmrun
#
list_vms() {
    runningVMs=$(vmrun list | awk 'NR>=2')
}

#
# Takes a list of running VMs supplied by list_vms and either gracefully
# stops them, or shoots them in the face
# @param    runningVMs - A list of running vms from list_vms
#
stop_vms() {
    local runningVMs=$1; shift
    if [ -z "$runningVMs" ]; then {
        echo "No VMs to stop."
        return
    } else {
        arrRunningVMs=($runningVMs)
        if [ "$FROM_ORBIT" = true ]; then {
            banner "The current blast radius is: ${#arrRunningVMs[@]}"
            for vm in "{$arrRunningVMs[@]}"; do
                echo "Currently Nuking: $vm"
                vmrun -T fusion stop "${vm}" hard
            done
        }; else {
            banner "Suspending VMs"
            for vm in "{$arrRunningVMs[@]}"; do
                echo "Currently Suspending: $vm"
                vmrun -T fusion suspend "${vm}" hard
            done
        }; fi
    }; fi
}

#
# Takes the list of VMs that were running, and attempts to start them
# @param    runningVMs - The list of running VMs from list_vms
#
resume_vms() {
    local runningVMs=$1; shift
    if [ -z "$runningVMs" ]; then {
        echo "No VMs to start."
        return
    } else {
        arrRunningVMs=($runningVMs)
        if [ "$FROM_ORBIT" = true ]; then {
            banner "FROM_ORBIT is set, not restarting VMs."
            printf "The following VMs were stopped: \n"
            for vm in "{$arrRunningVMs[@]}"; do
                echo "$vm"
            done
        }; else {
            banner "Attempting to start VMs"
            for vm in "{$arrRunningVMs[@]}"; do
                echo "Currently Starting: $vm"
                vmrun -T fusion start "${vm}" nogui
            done
        }; fi
    }; fi
}

#
# start_networking
#
start_networking() {
    banner "Starting networking"
    sudo /Applications/VMware\ Fusion.app/Contents/Library/vmnet-cli --start
}

#
# stop_networking
#
stop_networking() {
    banner "Stopping networking"
    sudo /Applications/VMware\ Fusion.app/Contents/Library/vmnet-cli --stop
}

#
# configure_networking
#
configure_networking() {
    banner "Configuring networking"
    sudo /Applications/VMware\ Fusion.app/Contents/Library/vmnet-cli --configure
}

#
# Runs the network restart process
#
restart_networking() {
    configure_networking
    stop_networking

    banner "Sleeping a moment"
    sleep 30
    start_networking
}

#
# Do the things
#
main() {
    # https://en.wikipedia.org/wiki/Kinetic_bombardment
    banner "Positioning rod from god"

    banner "Stopping running VMs"
    runningVMs=$(list_vms)
    stop_vms "$runningVMs"

    if [ "$FROM_ORBIT" = true ]; then {
        from_orbit
    }; fi

    banner "Restarting networking"
    restart_networking

    banner "Restarting VMs"
    resume_vms "$runningVMs"
}

main "$@"