From 7a1e71848c9935f06fc2f75547a4ff294322574b Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Sat, 30 Dec 2017 18:55:39 -0200
Subject: Use STORAGE more often an adds datadir param

---
 kvmx     | 35 +++++++++++++++++------------------
 kvmxfile |  3 +++
 2 files changed, 20 insertions(+), 18 deletions(-)

diff --git a/kvmx b/kvmx
index 3e71802..cb0e31b 100755
--- a/kvmx
+++ b/kvmx
@@ -153,8 +153,9 @@ function __kvmx_initialize {
     KVMXFILE="`readlink $GLOBAL_USER_CONFIG_FOLDER/$VM`"
     KVMX_PROJECT_FOLDER="`dirname $KVMXFILE`"
     STORAGE="`dirname $image`"
-    STATE_DIR="$STORAGE/state/$VM"
-    LOG_DIR="$STORAGE/log"
+    DATADIR="${datadir:-$STORAGE}"
+    STATE_DIR="$DATADIR/state/$VM"
+    LOG_DIR="$DATADIR/log"
     PIDFILE="$STATE_DIR/pid"
     PORTFILE="$STATE_DIR/port"
     XDMCPPORTFILE="$STATE_DIR/xdmcp"
@@ -169,9 +170,9 @@ function __kvmx_initialize {
     MONITORFILE="$STATE_DIR/monitor"
     CONSOLEFILE="$STATE_DIR/console"
 
-    if [ -e "$STORAGE/ssh/$VM.key" ]; then
-      mkdir -p "$STORAGE/ssh"
-      SSHKEY="$STORAGE/ssh/$VM.key"
+    if [ -e "$DATADIR/ssh/$VM.key" ]; then
+      mkdir -p "$DATADIR/ssh"
+      SSHKEY="$DATADIR/ssh/$VM.key"
     else
       SSHKEY="$APP_BASE/share/ssh/insecure_private_key"
     fi
@@ -319,9 +320,9 @@ function kvmx_up {
         fi
 
         if [ -e "$basekey" ]; then
-          vmname="$(basename `dirname $image`)"
-          imagekey="`dirname $image`/ssh/$vmname.key"
-          mkdir -p "`dirname $image`/ssh"
+          vmname="$(basename $STORAGE)"
+          imagekey="$STORAGE/ssh/$vmname.key"
+          mkdir -p "$STORAGE/ssh"
 
           cp $basekey     $imagekey
           cp $basekey.pub $imagekey.pub
@@ -916,8 +917,7 @@ function kvmx_clone {
   # If dest is given without a full path, clone to the same basedir
   # as the original guest.
   if [ "$FOLDER" == "$DEST" ]; then
-    FOLDER="`dirname $image`"
-    FOLDER="`dirname $FOLDER`/$DEST"
+    FOLDER="`dirname $STORAGE`/$DEST"
   fi
 
   # Check if dest machine exists
@@ -939,9 +939,9 @@ function kvmx_clone {
   # Copy image and configuration
   echo "Copying basebox..."
   if which rsync &> /dev/null; then
-    rsync -ah --sparse --progress `dirname $image`/ $FOLDER/
+    rsync -ah --sparse --progress $STORAGE/ $FOLDER/
   else
-    cp -r --sparse=always `dirname $image` $FOLDER/
+    cp -r --sparse=always $STORAGE/ $FOLDER/
   fi
 
   # Remove old state folder
@@ -1005,7 +1005,7 @@ function kvmx_destroy {
   rm -f  $image
   rm -rf $STATE_DIR
 
-  echo "$BASENAME: removed image and state files, but not the whole `dirname $image` folder."
+  echo "$BASENAME: removed image and state files, but not the whole $STORAGE folder."
 }
 
 # Shred a guest
@@ -1135,8 +1135,8 @@ function kvmx_log {
 # Rotate SSH keys
 function kvmx_rotate_sshkeys {
   # Generate new keypair
-  mkdir -p "$STORAGE/ssh"
-  SSHKEY="$STORAGE/ssh/$VM.key"
+  mkdir -p "$DATADIR/ssh"
+  SSHKEY="$DATADIR/ssh/$VM.key"
   __kvmx_ssh_keygen $SSHKEY.new "$user@`basename $image .img`"
 
   # Replace pubkey on server
@@ -1342,8 +1342,7 @@ function kvmx_rename {
   # If dest is given without a full path, rename to the same basedir
   # as the original guest.
   if [ "$FOLDER" == "$DEST" ]; then
-    FOLDER="`dirname $image`"
-    FOLDER="`dirname $FOLDER`/$DEST"
+    FOLDER="`dirname $STORAGE`/$DEST"
   fi
 
   # Check if dest machine exists
@@ -1364,7 +1363,7 @@ function kvmx_rename {
 
   # Copy image and configuration
   echo "Renaming guest..."
-  mv "`dirname $image`" "$FOLDER"
+  mv "$STORAGE" "$FOLDER"
 
   # Remove old state folder
   rm -rf $FOLDER/state/*
diff --git a/kvmxfile b/kvmxfile
index 68d90aa..9dd6211 100644
--- a/kvmxfile
+++ b/kvmxfile
@@ -85,6 +85,9 @@ run_xephyr="0"
 # Where the guest image is stored
 #image="$HOME/.local/share/kvmx/$VM/box.img"
 
+# Where datafiles are stored: just set this if you know what you're doing
+#datadir="$HOME/.local/share/kvmx/$VM"
+
 # Image size
 size="10G"
 
-- 
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