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#!/bin/sh |
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# Load functions |
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#. ./functions.sh |
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#!/bin/sh |
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# Check for systemd |
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checkSYSTEMD ( ) { |
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if command -v systemctl >/dev/null 2>&1; then |
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echo "true" |
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else |
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echo "false" |
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fi |
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} |
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# Ensure folders are being specified from root directory |
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checkOPTARG ( ) { |
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case "$OPTARG" in |
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"/"*) echo "$OPTARG" ;; |
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? ) echo "Invalid path $OPTARG"; exit ;; |
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esac |
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} |
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# Used to find package manager (will not return actual distro; eg. it will return debian when the distro is ubuntu) |
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getDIST ( ) { |
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if grep -q ^ID_LIKE= < /etc/os-release; then |
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grep ^ID_LIKE= < /etc/os-release | cut -d'=' -f2 - |
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elif grep -q ^ID= < /etc/os-release; then |
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grep ^ID= < /etc/os-release | cut -d'=' -f2 - |
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else |
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echo "Invalid" |
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fi |
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} |
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# Get appropriate package manager and refresh index |
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getPACINSTALL ( ) { |
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if [ "$distro" = "debian" ]; then |
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apt update |
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pacinstall="apt install -y " |
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elif [ "$distro" = "fedora" ]; then |
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dnf update |
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pacinstall="dnf -y install " |
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elif [ "$distro" = "arch" ]; then |
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pacinstall="pacman -Sy " |
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elif [ "$distro" = "alpine" ]; then |
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apk update |
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pacinstall="apk add " |
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fi |
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} |
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reloadFOLDERS ( ) { |
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mount -a |
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if [ "$systemd" = "true" ]; then systemctl daemon-reload; fi |
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} |
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# Defaults |
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mntr="/mnt/utm" # Shared folder (read-only) location |
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mntw="/media/utm" # Shared folder (read-write) location |
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fstab="/etc/fstab" # fstab location |
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systemd=$(checkSYSTEMD) |
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installdeps=true |
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distro=$(getDIST) |
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# Process arguments |
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while getopts ":d:f:hio:r:t" opt; do |
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case ${opt} in |
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d ) distro="$OPTARG" ;; |
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f ) fstab=$(checkOPTARG) ;; # Set fstab |
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h ) echo "helo " ;; # Help |
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i ) installdeps=false ;; |
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o ) mntw=$(checkOPTARG) ;; # Where to mount bindfs filesystem |
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r ) mntr=$(checkOPTARG) ;; # Where to mount 9fs filesystem |
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t ) fstab="/dev/null" ;; |
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? ) echo "Invalid option -$OPTARG"; exit ;; |
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esac |
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done |
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# Check if distro is supported |
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case "$distro" in |
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debian|fedora|arch|alpine ) ;; |
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? ) echo "Your distro, $distro appears to be unsupported. If your distro shares a package manager with one of: debian, fedora, arch, alpine - specify this manually using -d."; exit ;; |
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esac |
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# Install dependencies |
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if [ "$installdeps" = "true" ]; then |
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getPACINSTALL |
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packages="spice-vdagent qemu-guest-agent bindfs" |
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if [ "$distro" = "alpine" ]; then |
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printf "WARNINGS: On Alpine\n1) ensure community repos are enabled.\n2)Bindfs is currently only available on edge/testing, so it might not be reliable" |
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$pacinstall bindfs --repository=https://dl-cdn.alpinelinux.org/alpine/edge/testing/ |
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packages="$packages spice-vdagent-openrc qemu-guest-agent-openrc virtiofsd" |
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rc-update add qemu-guest-agent |
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rc-update add spice-vdagentd |
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fi |
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$pacinstall $packages |
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fi |
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mkdir -p $mntr $mntw # Make target directories |
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if [ -f $fstab ] || [ $fstab = "/dev/null" ]; then |
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# Check that target folders are available |
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if grep -q "$mntr" < $fstab || grep -q "$mntw" < $fstab; then |
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echo "Something is already defined to mount at $mntr or $mntw"; exit |
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fi |
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# Add shared folder to fstab |
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ro="\n# UTM Shared Folder\nshare $mntr 9p trans=virtio,version=9p2000.L,rw,_netdev,nofail,auto 0 0" |
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printf "$ro" |
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printf "$ro" >> $fstab |
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# Mount shared folder |
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reloadFOLDERS |
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# Get UID and GID of host |
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utmUID=$(stat -c %u $mntr) |
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utmGID=$(stat -c %g $mntr) |
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userUID=1000 |
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userGID=1000 |
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rw="\n# bindfs mount to remap UID/GID\n$mntr $mntw fuse.bindfs map=$utmUID/$userUID:@$utmGID/@$userGID," |
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if [ "$systemd" = "true" ]; then rw="${rw}x-systemd.requires=$mntr,"; fi |
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rw="${rw}_netdev,nofail,auto 0 0" |
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printf "$rw" |
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printf "$rw" >> $fstab |
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reloadFOLDERS |
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else |
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echo "$fstab was not found or was not a file." |
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fi |
