v0.3 - Now with extra progressbar!

init

@@ -43,7 +43,7 @@ isok $?
 info "looking for device with rootfs"
 for var in $(cat /proc/cmdline); do
     if [[ ${var/=*} = rootfs_location_uuid ]]; then
-        uuid=${var/*=}
+        uuid="${var/*=}"
     fi
 done
 device=$(findfs UUID=${uuid})
@@ -53,12 +53,24 @@ isok $?
 info "getting rootfs filename"
 for var in $(cat /proc/cmdline); do
     if [[ ${var/=*} = rootfs_filename ]]; then
-        filename=${var/*=}
+        filename="${var/*=}"
     fi
 done
 if [[ -z ${filename} ]]; then
-    info "going with default"
+    info "going with default: rootfs.tar.xz"
-    filename=rootfs.tar.xz
+    filename="rootfs.tar.xz"
+fi
+isok 0
+
+info "getting root tmpfs size"
+for var in $(cat /proc/cmdline); do
+    if [[ ${var/=*} = rootfs_size ]]; then
+        size=${var/*=}
+    fi
+done
+if [[ -z ${size} ]]; then
+    info "going with default: 4G"
+    size="4G"
 fi
 isok 0
 
@@ -67,7 +79,7 @@ info "trying to mount ${device}"
 isok $?
 
 info "trying to mount root tmpfs"
-/busybox mount -n -o size=4G -t tmpfs roottmpfs /roottmpfs
+/busybox mount -n -o size=${size} -t tmpfs roottmpfs /roottmpfs
 isok $?
 
 info "checking if ${filename} exists"
@@ -75,13 +87,7 @@ info "checking if ${filename} exists"
 isok $?
 
 info "unpacking; will take some time"
-(
+/pv /mnt/${filename} | /busybox tar -C /roottmpfs -xJf -
-    /busybox tar -C /roottmpfs -xJf /mnt/${filename}
-    isok $?
-) &
-# progress dots
-echo ""
-while [[ ! -z "$(jobs)" ]]; do echo -n .; jobs>/dev/null ; sleep 1; done
 
 info "unmounting rootfs package location"
 /busybox umount -n /mnt