From 34b01b19b3ab88034ffaa5f550dfbc27d6aafdec Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Fri, 15 Aug 2014 01:42:00 -0300
Subject: Provision: moving swap inside LVM

---
 share/hydractl/provision | 56 ++++++++++++++++++++----------------------------
 1 file changed, 23 insertions(+), 33 deletions(-)

diff --git a/share/hydractl/provision b/share/hydractl/provision
index 95e67b9..31ea7d3 100755
--- a/share/hydractl/provision
+++ b/share/hydractl/provision
@@ -139,33 +139,17 @@ if [ "$interactive" == "y" ]; then
 fi
 
 # Disk partitioning.
-if [ "$swap" != "0" ]; then
-  hydra_safe_run parted -s -- $device mklabel gpt
-  hydra_safe_run parted -s -- $device unit MB mkpart non-fs     2          3
-  hydra_safe_run parted -s -- $device unit MB mkpart ext2       3          200
-  hydra_safe_run parted -s -- $device unit MB mkpart linux-swap 200        $swap_size
-  hydra_safe_run parted -s -- $device unit MB mkpart ext2       $swap_size -1
-  hydra_safe_run parted -s -- $device set 1 bios_grub on
-  hydra_safe_run parted -s -- $device set 3 boot      on
-  hydra_safe_run parted -s -- $device set 4 lvm       on
-
-  # Change devices to absolute path names.
-  boot_device="$device"2
-  swap_device="$device"3
-  syst_device="$device"4
-else
-  hydra_safe_run parted -s -- $device mklabel gpt
-  hydra_safe_run parted -s -- $device unit MB mkpart non-fs 2    3
-  hydra_safe_run parted -s -- $device unit MB mkpart ext2   3    200
-  hydra_safe_run parted -s -- $device unit MB mkpart ext2   200  -1
-  hydra_safe_run parted -s -- $device set 1 bios_grub on
-  hydra_safe_run parted -s -- $device set 2 boot on
-  hydra_safe_run parted -s -- $device set 3 lvm  on
-
-  # Change devices to absolute path names.
-  boot_device="$device"2
-  syst_device="$device"3
-fi
+hydra_safe_run parted -s -- $device mklabel gpt
+hydra_safe_run parted -s -- $device unit MB mkpart non-fs 2    3
+hydra_safe_run parted -s -- $device unit MB mkpart ext2   3    200
+hydra_safe_run parted -s -- $device unit MB mkpart ext2   200  -1
+hydra_safe_run parted -s -- $device set 1 bios_grub on
+hydra_safe_run parted -s -- $device set 2 boot on
+hydra_safe_run parted -s -- $device set 3 lvm  on
+
+# Use absolute paths for devices.
+boot_device="$device"2
+syst_device="$device"3
 
 # Create volumes.
 echo "Creating the needed disk volumes..."
@@ -184,6 +168,11 @@ fi
 hydra_safe_run vgchange -a y $vg
 hydra_provision_lvcreate root $root_size
 
+# Create swap partition
+if [ "$swap" != "0" ]; then
+  hydra_provision_lvcreate swap $swap_size
+fi
+
 # Create home partition.
 if [ "$home_size" != "0" ]; then
   hydra_provision_lvcreate home $home_size
@@ -209,7 +198,7 @@ if [ "$garbage" == "y" ]; then
   fi
 
   if [ "$swap" != "0" ]; then
-    dd if=/dev/urandom of=$swap_device
+    dd if=/dev/urandom of=/dev/mapper/$vg-swap
   fi
 fi
 
@@ -222,8 +211,9 @@ done
 
 # Create swap fs.
 if [ "$swap" != "0" ] && [ "$random_swap" != "y" ]; then
-  hydra_cryptsetup      $swap_device
-  hydra_safe_run mkswap $swap_device
+  hydra_cryptsetup                   /dev/mapper/$vg-swap
+  hydra_safe_run cryptsetup luksOpen /dev/mapper/$vg-swap provision-swap
+  hydra_safe_run mkswap              /dev/mapper/provision-swap
 fi
 
 # Create root fs
@@ -318,13 +308,13 @@ fi
 
 if [ "$swap" != "0" ] && [ "$random_swap" == "y" ]; then
   cat >> /tmp/debootstrap/etc/crypttab <<-EOF
-cswap           $swap_device                  none        luks,swap
+swap            /dev/mapper/$vg-swap      none        luks,swap
 EOF
 fi
 
 if [ "$swap" != "0" ] && [ "$random_swap" != "y" ]; then
   cat >> /tmp/debootstrap/etc/crypttab <<-EOF
-cswap           $swap_device                  /dev/random     swap,cipher=aes-xts-plain64:sha256
+swap            /dev/mapper/$vg-swap      /dev/random     swap,cipher=aes-xts-plain64:sha256
 EOF
 fi
 
@@ -333,7 +323,7 @@ echo "Configuring fstab..."
 echo "" > /tmp/debootstrap/etc/fstab
 if [ "$swap" != "0" ]; then
   cat >> /tmp/debootstrap/etc/fstab <<-EOF
-/dev/mapper/cswap     none           swap  sw                                 0 0
+/dev/mapper/swap      none           swap  sw                                 0 0
 EOF
 fi
 
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