From 2b948633f002af0dd1e428bfeca0453cb6ac72c3 Mon Sep 17 00:00:00 2001
From: Andrew Cady <d@jerkface.net>
Date: Tue, 28 Mar 2017 09:25:16 -0400
Subject: use mountpoint /plaintext for samizdat-plaintext partition

---
 src/initrd/btrfs-create.sh |  2 +-
 src/initrd/grok-block      | 20 ++++++++++++++------
 src/initrd/menu-select     | 14 ++++++++------
 3 files changed, 23 insertions(+), 13 deletions(-)

(limited to 'src/initrd')

diff --git a/src/initrd/btrfs-create.sh b/src/initrd/btrfs-create.sh
index c076b9e..917f957 100644
--- a/src/initrd/btrfs-create.sh
+++ b/src/initrd/btrfs-create.sh
@@ -76,7 +76,7 @@ samizdat_movemounts()
     fi
     mkdir /root/cdrom
     mount -o move /cdrom /root/cdrom
-    umount /gpg
+    umount /plaintext
     true
 }
 
diff --git a/src/initrd/grok-block b/src/initrd/grok-block
index 1152584..d3fe7a2 100755
--- a/src/initrd/grok-block
+++ b/src/initrd/grok-block
@@ -136,14 +136,15 @@ grok_block()
   esac
 
   # Skip partitions that we created.
-  # TODO: make these names more unique
+  # The name 'samizdat-plaintext' is recognized and used to add the menu entry, below.
+  case "$DEVNAME" in
+      # Avoid mouting this multiple times in case this script gets called multiple times,
+      # because while it's mounted, the dmsetup stuff will fail with device busy.
+      /dev/nbd0) [ -e /bootwait/samizdat-nbd-dev ] && return ;;
+  esac
   case "$ID_PART_ENTRY_NAME" in
       samizdat-grub-incomplete|samizdat-plaintext-incomplete|samizdat-luks-encrypted-incomplete) return ;;
-      samizdat-grub|samizdat-plaintext|samizdat-luks-encrypted)
-          # TODO: Possibly only some of these are complete
-          addmenu_choose_native_root "$(parent_device "$DEVNAME")"
-          return
-      ;;
+      samizdat-grub|samizdat-luks-encrypted) return ;;
   esac
 
   if [ "$ID_FS_TYPE" = hfsplus ] && ! fsck.hfsplus -q "$DEVNAME"; then
@@ -168,6 +169,13 @@ grok_block()
       # TODO: Need option to boot the partitions we create
       # TODO: And what if we create partitions and then reboot the machine mid-install?
 
+  elif [ "$ID_PART_ENTRY_NAME" = samizdat-plaintext ]; then
+    # TODO: First ensure we can decrypt the key
+    if [ -e "$mountpoint"/disk.key ]; then
+      addmenu_choose_native_root "$(parent_device "$DEVNAME")"
+    fi
+    umount "$mountpoint"
+
   elif [ "$DEVNAME" = /dev/nbd0 ]; then
     # This is our rootfs, over the network
     umount "$mountpoint"
diff --git a/src/initrd/menu-select b/src/initrd/menu-select
index 4c921b0..8347c28 100755
--- a/src/initrd/menu-select
+++ b/src/initrd/menu-select
@@ -88,10 +88,11 @@ case "$1" in
     partition_new_hard_drive_DESTROYING_EVERYTHING "$dev" || error
 
     mkfs.btrfs -f "$dev"2                                 || error
-    mount "$dev"2 /gpg                                    || error
+    mkdir /plaintext
+    mount "$dev"2 /plaintext                              || error
     init_gpg                                              || error
 
-    init_samizdat_blockdev "$dev"3 /gpg/disk.key          || error
+    init_samizdat_blockdev "$dev"3 /plaintext/disk.key    || error
     init_samizdat /dev/mapper/samizdatcrypt ''            || error
 
     mark_partitions_as_complete "$dev"
@@ -100,10 +101,11 @@ case "$1" in
   ;;
   boot-native)
     dev="$2"
-    init_gpg                                     || error
-    mount "$dev"2 /gpg                           || error
-    open_samizdat_blockdev "$dev"3 /gpg/disk.key || error
-    open_samizdat                                || error
+    init_gpg                                           || error
+    mkdir /plaintext
+    mount "$dev"2 /plaintext                           || error
+    open_samizdat_blockdev "$dev"3 /plaintext/disk.key || error
+    open_samizdat                                      || error
     bootdone root-mounted
   ;;
   boot-overwrite|boot-new|boot-luks)
-- 
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