From 5337ee2aed892cc32139a0c36ea3bf6d62f81611 Mon Sep 17 00:00:00 2001
From: JOLIMAITRE Matthieu <matthieu@imagevo.fr>
Date: Fri, 8 Mar 2024 02:12:02 +0100
Subject: [PATCH] add dvi optimization

---
 build.sh                              | 20 ++++++++++++++++++--
 profile/airootfs/root/post_install.sh |  9 ++++++++-
 profile/packages.x86_64               |  1 +
 profile/pacman.conf                   |  6 +++---
 4 files changed, 30 insertions(+), 6 deletions(-)

diff --git a/build.sh b/build.sh
index 0fffd3d..12b80b9 100755
--- a/build.sh
+++ b/build.sh
@@ -18,6 +18,21 @@ log "updating environment"
     fi
 
 
+AURS="zerofree"
+
+
+log "creating package db"
+    rm -fr /tmp/custom-db
+    mkdir  /tmp/custom-db
+    for aur in $AURS
+    do
+        git clone "https://aur.archlinux.org/$aur.git" "/tmp/custom-db/$aur"
+        ( cd "/tmp/custom-db/$aur" && makepkg; )
+        mv /tmp/custom-db/$aur/$aur-* /tmp/custom-db/
+        repo-add /tmp/custom-db/custom.db.tar.gz /tmp/custom-db/$aur-*.pkg.tar.zst
+    done
+
+
 log "creating iso"
     sudo mkarchiso -v -w $PWD/tmp/wdir -r -o $PWD/output $PWD/profile
     rm -f                     output/install.iso
@@ -44,11 +59,12 @@ log "creating VM"
 
 log "running VM with iso"
     virtualboxvm --startvm $VM_NAME --dvd $PWD/output/install.iso
-    VBoxManage storageattach   $VM_NAME --storagectl=IDE  --port=0 --device=0 --medium=none # removes iso after run
-    VBoxManage storageattach   $VM_NAME --storagectl=IDE  --port=1 --device=1 --medium=none # removes iso after run
 
 
 log "exporting VM"
+    VBoxManage storageattach $VM_NAME --storagectl=IDE  --port=0 --device=0 --medium=none # removes iso after run
+    VBoxManage storageattach $VM_NAME --storagectl=IDE  --port=1 --device=1 --medium=none # removes iso after run
+    VBoxManage modifyhd $PWD/tmp/drive.vdi -compact
     rm -f                               $PWD/output/epitls.ova
     VBoxManage export $VM_NAME --output=$PWD/output/epitls.ova --vsys=0 --vmname=epitls --description="VM pour le développement à EPITA Toulouse."
 
diff --git a/profile/airootfs/root/post_install.sh b/profile/airootfs/root/post_install.sh
index 6345e66..2b3a7e7 100644
--- a/profile/airootfs/root/post_install.sh
+++ b/profile/airootfs/root/post_install.sh
@@ -33,7 +33,7 @@ log "installing virtualbox guest additions"
     echo "
         cd /mnt/cdrom
         echo yes | sudo ./VBoxLinuxAdditions.run
-    " | arch-chroot -u user "$ROOT"
+    " | arch-chroot -u user "$ROOT" || true # will fail to reload modules since running in a chroot, but installation still successful
 
 
 log "installing paru"
@@ -94,3 +94,10 @@ log "configuring home"
         do code --install-extension $ext
         done
     ' | arch-chroot -u user "$ROOT"
+
+
+log "optimizing drive"
+    umount "$ROOT/mnt/crdom"
+    umount "$ROOT/boot"
+    umount "$ROOT"
+    zerofree -v /dev/sda2 # note : sda2 is the 20Gb drive, sda1 is the boot partition
diff --git a/profile/packages.x86_64 b/profile/packages.x86_64
index 7fc9dff..7d099d9 100644
--- a/profile/packages.x86_64
+++ b/profile/packages.x86_64
@@ -132,3 +132,4 @@ xl2tpd
 zsh
 
 # mb packages
+zerofree
diff --git a/profile/pacman.conf b/profile/pacman.conf
index 48b05be..8962416 100644
--- a/profile/pacman.conf
+++ b/profile/pacman.conf
@@ -94,6 +94,6 @@ Include = /etc/pacman.d/mirrorlist
 
 # An example of a custom package repository.  See the pacman manpage for
 # tips on creating your own repositories.
-#[custom]
-#SigLevel = Optional TrustAll
-#Server = file:///home/custompkgs
+[custom]
+SigLevel = Optional TrustAll
+Server = file:///tmp/custom-db