Merge pull request #1 from nishad-prime/feature

alpha 0.1

.github/workflows/build.yml

@@ -28,7 +28,7 @@ jobs:
                 GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
               with:
                   tag_name: v${{ github.run_number }}
-                  release_name: Build Number\:\ ${{ github.run_number }}
+                  release_name: "Build Number: ${{ github.run_number }}"
                   draft: false
                   prerelease: false
             - name: Upload release asset
@@ -37,6 +37,6 @@ jobs:
                 GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
               with:
                   upload_url: ${{ steps.create_release.outputs.upload_url }}
-                  asset_path: ./dist/boot/boot.img
+                  asset_path: ./egos.iso
                   asset_name: egos-v${{ github.run_number }}.img
                   asset_content_type: application/octet-stream

.github/workflows/test.yml

@@ -0,0 +1,25 @@
+name: Test
+
+on:
+    push:
+        branches:
+            - feature
+    pull_request:
+        types:
+            - opened
+            - reopened
+        branches:
+            - master
+
+jobs:
+    build:
+        runs-on: ubuntu-latest
+        permissions:
+            contents: write
+
+        steps:
+            - name: Checkout repository
+              uses: actions/checkout@v2
+
+            - name: Run build
+              run: ./build.bash

build.bash

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-. config/config.bash
+. config.bash
 
 set -e
 
@@ -22,40 +22,46 @@ sudo apt-get install -y\
     libtool\
     libpng-dev\
     libfreetype-dev\
-    git
+    git\
+    grub-common\
+    mtools
 
-# Create the dist directory
-mkdir -p dist/boot
+# Create the directory structure
+mkdir -p iso/boot/grub
+mkdir -p initramfs/{bin,sbin,etc,dev,proc,sys,usr/{bin,sbin}}
 
 # Download the kernel source
-wget https://www.kernel.org/pub/linux/kernel/v${LINUX_MAJOR}.x/linux-${LINUX_MAJOR}.${LINUX_MINOR}.${LINUX_PATCH}.tar.xz
-tar -xf linux-${LINUX_MAJOR}.${LINUX_MINOR}.${LINUX_PATCH}.tar.xz
-cd linux-${LINUX_MAJOR}.${LINUX_MINOR}.${LINUX_PATCH}
+wget https://www.kernel.org/pub/linux/kernel/v${LINUX_MAJOR}.x/linux-${LINUX_VERSION}.tar.xz
+tar -xf linux-${LINUX_VERSION}.tar.xz
+cd linux-${LINUX_VERSION}
+    make -j$(nproc) x86_64_defconfig
     cp ../config/linux.config .config
-    make -j$(nproc)
+    make -j$(nproc) bzImage
     echo $PWD
-    cp arch/x86/boot/bzImage ../dist/boot/.
+    cp arch/x86/boot/bzImage ../iso/boot/.
 cd ..
 
 # Download the busybox source
-wget https://busybox.net/downloads/busybox-${BUSYBOX_MAJOR}.${BUSYBOX_MINOR}.${BUSYBOX_PATCH}.tar.bz2
-tar -xf busybox-${BUSYBOX_MAJOR}.${BUSYBOX_MINOR}.${BUSYBOX_PATCH}.tar.bz2
-cd busybox-${BUSYBOX_MAJOR}.${BUSYBOX_MINOR}.${BUSYBOX_PATCH}
+wget https://busybox.net/downloads/busybox-${BUSYBOX_VERSION}.tar.bz2
+tar -xf busybox-${BUSYBOX_VERSION}.tar.bz2
+cd busybox-${BUSYBOX_VERSION}
     cp ../config/busybox.config .config
     make -j$(nproc)
-    make CONFIG_PREFIX=../dist install
+    make CONFIG_PREFIX=../initramfs install
 cd ..
 
+# Create the initramfs
+cd initramfs
+    rm linuxrc # We'll be using a init sciprt instead
+    cp ../scripts/init.sh init
+    find . | cpio -H newc -o > ../iso/boot/initramfs.cpio
+cd ..
+
+# Install GRUB
+cp config/grub.cfg iso/boot/grub/grub.cfg
+
 # Create the bootable image
-dd if=/dev/zero of=dist/boot/boot.img bs=1M count=256
-mkfs.ext4 dist/boot/boot.img
-mkdir -p dist/mnt
-sudo mount dist/boot/boot.img dist/mnt
-    set +e
-    sudo cp -r dist/* dist/mnt/.
-    set -e
-    sudo umount dist/mnt
-sudo rmdir dist/mnt
+grub-mkrescue -o egos.iso iso
 
 # The image is ready to be used
 echo "  ___       ___  ___ ";
@@ -63,4 +69,4 @@ echo " | __|__ _ / _ \/ __|";
 echo " | _|/ _\` | (_) \__ \\";
 echo " |___\__, |\___/|___/";
 echo "     |___/           ";
-echo "Is Built Successfully!";
+echo "Is Built Successfully!";

config.bash

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+LINUX_MAJOR=6
+LINUX_MINOR=7
+LINUX_PATCH=4
+
+BUSYBOX_MAJOR=1
+BUSYBOX_MINOR=36
+BUSYBOX_PATCH=1
+
+LINUX_VERSION=${LINUX_MAJOR}.${LINUX_MINOR}.${LINUX_PATCH}
+BUSYBOX_VERSION=${BUSYBOX_MAJOR}.${BUSYBOX_MINOR}.${BUSYBOX_PATCH}

config/config.bash

@@ -1,9 +0,0 @@
-#!/bin/bash
-
-LINUX_MAJOR=6
-LINUX_MINOR=7
-LINUX_PATCH=4
-
-BUSYBOX_MAJOR=1
-BUSYBOX_MINOR=36
-BUSYBOX_PATCH=1

config/grub.cfg

@@ -0,0 +1,17 @@
+set default=0
+set timeout=10
+insmod efi_gop
+insmod font
+if loadfont /boot/grub/fonts/unicode.pf2
+then
+  insmod gfxterm
+  set gfxmode-auto
+  set gfxpayload=keep
+  terminal_output gfxterm
+fi
+menuentry 'EgOS LINUX' --class os {
+  insmod gzio
+  insmod part_msdos
+  linux /boot/bzImage
+  initrd /boot/initramfs.cpio
+}

scripts/init.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+# Disable Kernel Messages
+dmesg -n 1
+
+# Mount the file system
+mount -t devtmpfs none /dev
+mount -t proc none /dev
+mount -t sysfs none /sys
+
+# Start shell
+/bin/sh
+
+# Shutdown the machine when shell is exited
+poweroff -f