From 5077ee7d9a9f80ac400ce509124352300e7f8e43 Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Fri, 14 Oct 2016 02:27:27 -0300
Subject: Adds LVM support into mount-media

---
 share/hydractl/mount-media | 37 ++++++++++++++++++++++++++++---------
 1 file changed, 28 insertions(+), 9 deletions(-)

(limited to 'share')

diff --git a/share/hydractl/mount-media b/share/hydractl/mount-media
index d6adf70..6916439 100755
--- a/share/hydractl/mount-media
+++ b/share/hydractl/mount-media
@@ -7,6 +7,7 @@
 MEDIA="$1"
 VOLUME="$2"
 BASENAME="`basename $0`"
+MAPPING="$MEDIA"
 MOUNTPOINT="/media/$MEDIA"
 
 # Check media config
@@ -21,8 +22,16 @@ if [ -z "$VOLUME" ]; then
   VOLUME="sdb1"
 fi
 
-# Disk config
+# Disk and device config
 DISK="`echo ${VOLUME} | sed -e s/[0-9]\$//g`"
+DEVICE="/dev/$DISK"
+
+# Check if LVM
+if $sudo lvdisplay /dev/$MEDIA/root &> /dev/null; then
+  LVM="yes"
+  DEVICE="/dev/$MEDIA/root"
+  MAPPING="$MAPPING-root"
+fi
 
 # Set sudo config
 if [ "`whoami`" != 'root' ]; then
@@ -30,22 +39,32 @@ if [ "`whoami`" != 'root' ]; then
 fi
 
 if [ "$BASENAME" == "mount-media" ]; then
-  echo "Checking drive health status..."
-  $sudo smartctl -H /dev/$DISK
+  if [ -e "$DEVICE" ]; then
+    echo "Checking drive health status..."
+    $sudo smartctl -H /dev/$DISK
 
-  echo "Disabling STANDBY on drive..."
-  $sudo sdparm --clear STANDBY -6 /dev/$DISK
+    echo "Disabling STANDBY on drive..."
+    $sudo sdparm --clear STANDBY -6 /dev/$DISK
+  fi
+
+  if [ "$LVM" == "yes" ]; then
+    $sudo vgchange -a y $VOLUME
+  fi
 
   echo "Initializing crypto layer..."
-  $sudo cryptsetup luksOpen /dev/$VOLUME $MEDIA && \
+  $sudo cryptsetup luksOpen $DEVICE $MAPPING && \
 
   echo "Checking filesystem..."
-  $sudo fsck -v -y /dev/mapper/$MEDIA && \
+  $sudo fsck -v -y /dev/mapper/$MAPPING && \
 
   echo "Mounting volume at $MOUNTPOINT..."
   $sudo mkdir -p $MOUNTPOINT
-  $sudo mount /dev/mapper/$MEDIA $MOUNTPOINT
+  $sudo mount /dev/mapper/$MAPPING $MOUNTPOINT
 elif [ "$BASENAME" == "umount-media" ]; then
   $sudo umount $MOUNTPOINT && \
-  $sudo cryptsetup luksClose $MEDIA
+  $sudo cryptsetup luksClose $MAPPING
+
+  if [ "$LVM" == "yes" ]; then
+    $sudo vgchange -a n $VOLUME
+  fi
 fi
-- 
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