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-rw-r--r--IDEAS.md1
-rw-r--r--README.md2
-rwxr-xr-xkvmx25
-rw-r--r--kvmxfile7
4 files changed, 31 insertions, 4 deletions
diff --git a/IDEAS.md b/IDEAS.md
index bf9f47a..0b7e341 100644
--- a/IDEAS.md
+++ b/IDEAS.md
@@ -8,7 +8,6 @@
* https://bbs.archlinux.org/viewtopic.php?id=177299
* Alternative folder sharing support:
* NFS, SMB.
- * Using [sshfs like vagrant-libvirt](https://fedoramagazine.org/vagrant-sharing-folders-vagrant-sshfs/).
* Or even [SSH to a server](https://superuser.com/questions/831659/mount-a-local-directory-to-a-remote-ssh-server)).
* Remount 9p shared folders and reinitialize spice-vdagent upon resume from disk [see possible bug](https://bugzilla.redhat.com/show_bug.cgi?id=1333072).
* [Nested virtualization](http://www.rdoxenham.com/?p=275) ([1](https://wiki.archlinux.org/index.php/KVM#Nested_virtualization), [2](https://ladipro.wordpress.com/2017/02/24/running-hyperv-in-kvm-guest/)).
diff --git a/README.md b/README.md
index ecae6d5..7e1c56c 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ sources, you'll feel welcome here :)
KVMX currently needs a Debian-based system and the following dependencies:
- sudo apt install git qemu qemu-kvm virt-viewer spice-client spice-client-gtk socat screen
+ sudo apt install git qemu qemu-kvm virt-viewer spice-client spice-client-gtk socat screen sshfs
If you plan to create guest images, you may also want the following packages:
diff --git a/kvmx b/kvmx
index 616631d..ae85762 100755
--- a/kvmx
+++ b/kvmx
@@ -632,6 +632,27 @@ function kvmx_up {
IFS="$old_ifs"
fi
+ # Shall we add an umount hook when powering off the guest?
+ if [ ! -z "$shared_folders_sshfs" ]; then
+ local old_ifs="$IFS"
+ local shared_item
+ IFS=","
+ for shared_item in $shared_folders_sshfs; do
+ local id="`echo $shared_item | cut -d ':' -f 1`"
+ local shared_folder="`echo $shared_item | cut -d ':' -f 2`"
+ local shared_folder_mountpoint="`echo $shared_item | cut -d ':' -f 3`"
+
+ # Temporaly reset IFS so kvmx_sshfs executes correctly
+ IFS="$old_ifs"
+ kvmx_sshfs $shared_folder $shared_folder_mountpoint
+ IFS=","
+
+ unset shared_folder
+ unset shared_folder_mountpoint
+ done
+ IFS="$old_ifs"
+ fi
+
if [ "$xrandr" == "1" ] && [ "$run_spice_client" == "1" ]; then
echo "Waiting for X11 to come up so we can set machine resolution..."
sleep 8
@@ -799,7 +820,9 @@ function kvmx_sshfs {
fi
SSH="`cat $SSHFILE`"
- sshfs $SSH_LOGIN@127.0.0.1:$folder $mountpoint $SSH_OPTS -o nonempty -p $SSH
+
+ # See https://github.com/libfuse/sshfs/issues/82 about "-o writeback_cache=no"
+ sshfs $SSH_LOGIN@127.0.0.1:$folder $mountpoint $SSH_OPTS -o nonempty -o sshfs_sync -o sync_readdir -o cache=no -o follow_symlinks -o sync_read -o workaround=rename -o noforget -p $SSH
}
# Get guest PID
diff --git a/kvmxfile b/kvmxfile
index d9cc787..860dfe3 100644
--- a/kvmxfile
+++ b/kvmxfile
@@ -35,7 +35,7 @@ shared_folder_mountpoint="/home/$user/code/$VM"
#shared_folder_mountpoint="/srv/kvmx"
#shared_folder_mountpoint="/vagrant"
-# Set this is you want to be able to share multiple folders between host and guest.
+# Set this is you want to be able to share multiple folders between host and guest using 9p.
# Needs ssh_support set to "y" and a workable SSH connection to the guest.
# Format: <id1>:<host-folder1>:<guest-mountpoint1>,<id2>:<host-folder2>:<guest-mountpoint2>[,...]
#shared_folders="shared1:.:/home/$user/code/$VM,shared2:$HOME/.local/share/app:/home/$user/.local/share/app"
@@ -49,6 +49,11 @@ shared_folder_mountpoint="/home/$user/code/$VM"
# See https://www.kernel.org/doc/Documentation/filesystems/9p.txt
#shared_folders_cache="none"
+# Set this is you want to be able to share multiple folders between host and guest using SSHFS.
+# Needs ssh_support set to "y" and a workable SSH connection to the guest.
+# Format: <id1>:<guest-folder1>:<host-mountpoint1>,<id2>:<guest-folder2>:<host-mountpoint2>[,...]
+#shared_folders_sshfs="shared1:/home/$user/code/$VM:.,shared2:/home/$user/.local/share/app:$HOME/.local/share/app"
+
# Folder to sync during provisioning in the format "/host/folder1 /guest/folder1,/host/folder2 /guest/folder2[,...]".
# Needs ssh_support set to "y" and a workable SSH connection to the guest.
#provision_rsync="$KVMX_BASE/share/provision/ /usr/local/share/kvmx/provision/"