Hyper-V support

jaromaz · Apr 12, 2022 · 06623f9 · 06623f9
1 parent 89c103b
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diff --git a/README.md b/README.md
@@ -1,17 +1,17 @@
 # Yosild - Your simple Linux distro
 
 Yosild is a single shell script that builds a full, minimal Linux distribution,
-based on BusyBox. It compiles the **latest stable kernel** (5.16.2) and the
+based on BusyBox. It compiles the **latest stable kernel** (5.16.14) and the
 **latest stable version of the BusyBox** (1.34.1). This script can prepare
 minimalistic Linux system for devices with little hardware resources. Yosild Linux
-needs just **64 MB RAM** and **36 MB storage size**. *yosild.sh* requires
+needs just **70 MB RAM** and **40 MB storage size**. *yosild.sh* requires
 [minimal][1] *Debian* or *Ubuntu* distro to run with the architecture compatible
 with the target device.
 
-The script works with VirtualBox or KVM/QEMU (all drive types except VirtIO) - you
-can create an additional virtual hard drive and install Yosild Linux on it, and
-then connect this virtual disk to a new virtual machine - just like in my
-[YouTube video][3]:
+The script works with VirtualBox, KVM/QEMU (all drive types except VirtIO) and
+Hyper-V - you can create an additional virtual hard drive and install Yosild Linux
+on it, and then connect this virtual disk to a new virtual machine - just like in
+my [YouTube video][3]:
 <p align="center"><a href="https://www.youtube.com/watch?v=BPXxPZBBeJ0" target="_blank"><img src="https://jm.iq.pl/yosild/yosild_mov2.jpg" width="50%"></a></p>
 
 Yosild creates probably the simplest, complete version of Linux, which makes it

diff --git a/yosild.sh b/yosild.sh
@@ -1,19 +1,20 @@
 #!/bin/sh
 # ---------------------------------------
-# Yosild 3.1.6 - Your simple Linux distro
+# Yosild - Your simple Linux distro
+  version="3.2.1"
 # (c) Jaromaz https://jm.iq.pl
 # Yosild is licensed under
 # GNU General Public License v3.0
 # ---------------------------------------
 
 # ----- Config --------------------------
-device="sdc"
+device="sda"
 distro_name="Yosild"
 distro_desc="Your simple Linux distro"
-distro_version="3.1.6"
 distro_codename="chinchilla"
-telnetd="true"
-kernel="https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.16.2.tar.xz"
+telnetd_enabled="true"
+hyperv_support="true"
+kernel="https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.16.14.tar.xz"
 busybox="https://busybox.net/downloads/busybox-1.34.1.tar.bz2"
 # ---------------------------------------
 
@@ -97,12 +98,31 @@ if [ $answer != "y" ] ; then
   rm linux-*.tar.xz
   mv linux* linux
   cd linux
-  make defconfig
 
-  # Linux Kernel configuration -----
-  sed "s/Debian/$distro_name/" -i .config
-  # --------------------------------
+# Linux Kernel configuration -------------------------------
+if [ "$hyperv_support" == "true" ]; then
+cat <<EOF >> arch/x86/configs/x86_64_defconfig
+CONFIG_HYPERVISOR_GUEST=y
+CONFIG_PARAVIRT=y
+CONFIG_PARAVIRT_SPINLOCKS=y
+CONFIG_CONNECTOR=y
+CONFIG_SCSI_FC_ATTRS=y
+CONFIG_HYPERV=y
+CONFIG_HYPERV_UTILS=y
+CONFIG_HYPERV_BALLOON=y
+CONFIG_HYPERV_STORAGE=y
+CONFIG_HYPERV_NET=y
+#CONFIG_HYPERV_KEYBOARD=y
+#CONFIG_FB_HYPERV=y
+#CONFIG_HID_HYPERV_MOUSE=y
+#CONFIG_PCI_HYPERV=y
+#CONFIG_VSOCKETS=y
+#CONFIG_HYPERV_VSOCKETS=y
+EOF
+fi
+# ----------------------------------------------------------
 
+  make defconfig
   make
   cd ../../
 fi
@@ -157,7 +177,7 @@ cat << EOF > var/www/html/index.html
 <!DOCTYPE html><html lang="en"><head><title>$distro_name httpd default page: It works</title>
 <style>body{background-color:#004c75;}h1,p{margin-top:60px;color:#d4d4d4;
 text-align:center;font-family:Arial}</style></head><body><h1>It works!</h1><hr>
-<p><b>$distro_name httpd</b> default page<br>ver. $distro_version</p></body></html>
+<p><b>$distro_name httpd</b> default page<br>ver. $version</p></body></html>
 EOF
 
 # fstab
@@ -182,7 +202,7 @@ alias useradd=adduser
 EOF
 
 # banner
-printf "\n\e[96m${*}$distro_name\e[0m${*} Linux \e[97m${*}$distro_version\e[0m${*} - $distro_desc\n\n" | tee -a etc/issue usr/share/infoban >/dev/null
+printf "\n\e[96m${*}$distro_name\e[0m${*} Linux \e[97m${*}$version\e[0m${*} - $distro_desc\n\n" | tee -a etc/issue usr/share/infoban >/dev/null
 cat << EOF >> etc/issue
  * Default root password:        Yosild
  * Networking:                   ifupdown
@@ -204,8 +224,8 @@ EOF
 cat << EOF > etc/os-release
 PRETTY_NAME="$distro_name - $distro_desc ($distro_codename)"
 NAME="$distro_name"
-VERSION_ID="$distro_version"
-VERSION="$distro_version"
+VERSION_ID="$version"
+VERSION="$version"
 VERSION_CODENAME="$distro_codename"
 ID="$distro_name"
 HOME_URL="https://github.com/jaromaz/yosild"
@@ -383,7 +403,7 @@ PIDFILE=/var/run/$1.pid
 init \$@
 EOF
 chmod 744 etc/init.d/$1
-[ $1 = 'telnetd' ] && [ "$telnetd" = false ] && continue;
+[ $1 = 'telnetd' ] && [ "$telnetd_enabled" = false ] && continue;
 [ "$3" ] && ln -s ../init.d/$1 etc/rc.d/$3$1.sh
 done
 
@@ -439,3 +459,4 @@ rm -r rootfs
 umount /mnt
 printf "\n** all done **\n\n"
 
+