From 84d199451cf33734003c00c043a1480920f5563b Mon Sep 17 00:00:00 2001
From: Pasha <pasha@member.fsf.org>
Date: Thu, 29 Feb 2024 19:30:30 +0000
Subject: initial commit

---
 create-image.sh | 99 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 create-image.sh

(limited to 'create-image.sh')

diff --git a/create-image.sh b/create-image.sh
new file mode 100644
index 0000000..1ae60cc
--- /dev/null
+++ b/create-image.sh
@@ -0,0 +1,99 @@
+#!/bin/bash
+
+. ./vars.sh
+
+LOOP=$(sudo losetup -f)
+LOOPPART="${LOOP}p1"
+IMG=hd.img
+IMG_SIZE=10GB
+BASE_SYS_ROOT=$(basename $SYS_ROOT)
+
+create_image () {
+   print_info "Creating disk image $IMG using $LOOP..."
+   fallocate -l $IMG_SIZE $IMG &&
+      sudo losetup $LOOP $IMG &&
+      sudo parted -a optimal -s $LOOP mklabel msdos &&
+      sudo parted -a optimal -s $LOOP -- mkpart primary ext2 2048s -1 &&
+      sudo parted -s $LOOP -- set 1 boot on &&
+      sudo losetup -d $LOOP &&
+      sudo losetup -P $LOOP $IMG &&
+   sleep 2 &&
+      sudo mkfs.ext2 -o hurd -m 1 -v $LOOPPART
+}
+
+mount_image () {
+   mkdir -p mount &&
+      sudo mount -o rw -t ext2 $LOOPPART mount &&
+      sudo chmod ogu+w -R mount/
+}
+
+copy_files () {
+   print_info "Copying system into mount..."
+      mkdir -p mount/{etc,boot,dev,usr,hurd,include,servers,lib,libexec,proc,sbin,bin,var,root,share} &&
+      mkdir -p mount/var/{run,lib} &&
+      mkdir -p mount/servers/{socket,bus} &&
+      cp -R files/etc/* mount/etc/ &&
+      mkdir -p mount/etc/hurd &&
+      cp files/runsystem.hurd mount/libexec/ &&
+      chmod ogu+x mount/libexec/runsystem.hurd &&
+      mkdir -p mount/boot/grub &&
+      cp files/boot/grub.cfg mount/boot/grub/grub.cfg &&
+      cp $SYSTEM/boot/gnumach.gz mount/boot &&
+      mkdir -p mount/servers &&
+      touch mount/servers/{acpi,exec,crash-kill,default-pager,password,socket,startup,proc,auth,symlink} &&
+      mkdir mount/tmp && chmod 01777 mount/tmp &&
+      cp -R $SYSTEM/$BASE_SYS_ROOT/hurd/* mount/hurd/ &&
+      cp -R $SYSTEM/$BASE_SYS_ROOT/dev/* mount/dev/ &&
+      cp -R $SYSTEM/$BASE_SYS_ROOT/include/* mount/include/ &&
+      cp -R $SYSTEM/$BASE_SYS_ROOT/sbin/* mount/sbin/ &&
+      cp -R $SYSTEM/$BASE_SYS_ROOT/bin/* mount/bin/ &&
+      cp -R $SYSTEM/$BASE_SYS_ROOT/lib/* mount/lib/ &&
+      cp -R $SYSTEM/$BASE_SYS_ROOT/share/* mount/share/ &&
+      cp -R $SYSTEM/$BASE_SYS_ROOT/etc/* mount/etc/ &&
+      cp -R $SYSTEM/$BASE_SYS_ROOT/libexec/* mount/libexec/ &&
+      cp files/{rc,runsystem} mount/libexec/ &&
+      (if [ -f mount/lib/ld-x86-64.so.1 ]; then
+         ln -sfv /lib/ld-x86-64.so.1 mount/lib/ld.so
+      else
+         ln -sfv /lib/ld.so.1 mount/lib/ld.so
+      fi) &&
+      ln -svf / mount/$BASE_SYS_ROOT
+      ln -svf /bin/bash mount/bin/sh &&
+      cp files/SETUP mount/ &&
+      chmod +x mount/SETUP &&
+      rm -f manifest-$CPU.txt &&
+      pushd mount &&
+      (find . > ../manifest-$CPU.txt || true) &&
+      popd &&
+      # Create a motd message.
+      echo "Welcome to the HURD!" > mount/etc/motd &&
+      echo "Cross-compiled from a $HOST on `date`" >> mount/etc/motd &&
+      # Ensure all files are owned by root inside the system image.
+      sudo chown root:root -R mount/*
+}
+
+install_grub () {
+   print_info "Installing the GRUB on $IMG..."
+   sudo grub-install --target=i386-pc --directory=$SYS_ROOT/lib/grub/i386-pc --boot-directory=$PWD/mount/boot $LOOP
+}
+
+umount_image () {
+   print_info "Umounting $LOOP"
+   sudo umount mount >/dev/null 2>&1 &&
+      sudo losetup -d $LOOP &&
+      rmdir mount
+}
+
+trap umount_image EXIT
+trap umount_image INT
+
+umount mount >/dev/null 2>&1
+sudo losetup -d $LOOP >/dev/null 2>&1
+rm -f $IMG
+create_image &&
+   mount_image &&
+   copy_files &&
+   install_grub &&
+print_info "Disk image available on $IMG" &&
+print_info "Run 'qemu-system-i386 $IMG' to enjoy the Hurd!" &&
+exit 0
-- 
cgit v1.2.1