Virt builder images example

auto_create_vm.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+
+# example: ./auto_create_vm.sh cockpit ~/build
+
+prog=`basename $0`
+
+function printh() {
+    echo -e "Usage: $prog "
+    echo " <postfix> [dir] [customization_script]"
+    echo "    postfix:                it create output name in format like fedora21-suffix"
+    echo "    dir:                  where to create/store images [optional]"
+    echo "    customization_script: do customization script on guests [optional]"
+
+}
+if [ "$#" -lt 1 ]; then
+    printh;
+    exit 255
+fi
+
+POSTFIX=$1
+test "$2" && DIR=$2 || DIR=/var/lib/libvirt/images
+test "$3" && CUSTOMIZATION="--script '$3'"
+ARCH=x86_64
+TYPE=qcow2
+mkdir -p $DIR
+
+
+function create_parametrized(){
+set -x
+    DIST=$1
+    REALDIST=$2
+    REVISION=$3
+    test "$4" && DISTOVERWRITE=$4 || DISTOVERWRITE=$DIST
+    DOMAIN=$DIST-$POSTFIX
+    ./create-guest-qcow2.bash $DOMAIN $REALDIST $ARCH $DIR
+    sleep 5
+    sudo virt-sysprep --connect qemu:///system -d $DOMAIN $CUSTOMIZATION
+    DISCNAME="$DOMAIN.$TYPE"
+    CDISCNAME="$DISCNAME.xz"
+    UNSIZE=`stat $DIR/$DISCNAME -c "%s"`
+    xz --best --block-size=16777216 $DIR/$DISCNAME
+    COMSIZE=`stat $DIR/$CDISCNAME -c "%s"`
+    SHASUM=`sha512sum $DIR/$CDISCNAME | cut -d ' ' -f 1`
+    cat <<EOF >> $DIR/index
+[$DOMAIN]
+name=$DOMAIN
+osinfo=$DISTOVERWRITE
+arch=$ARCH
+file=$CDISCNAME
+revision=$REVISION
+checksum=$SHASUM
+format=$TYPE
+size=$UNSIZE
+compressed_size=$COMSIZE
+
+EOF
+set +x
+}
+
+create_parametrized fedora21 f21 1 fedora21
+create_parametrized fedora22 f22 1 fedora21
+
+if [ `gpg --list-keys | wc -l` -lt 4 ]; then
+    echo "!!! your probably does not have generated gpg key, running command: gpg --gen-key"
+    gpg --gen-key
+fi
+echo "Signing $DIR/index file"
+gpg --clearsign --armor $DIR/index

create-guest-qcow2.bash

@@ -41,7 +41,8 @@ IMAGE_HOME="/var/lib/libvirt/images"
 burl="http://dl.fedoraproject.org/pub"
 location1="$burl/fedora/linux/releases/20/Fedora/ARCH/os"
 location2="$burl/fedora/linux/releases/21/Server/ARCH/os"
-
+location3="$burl/fedora/linux/development/22/ARCH/os"
+location4="$burl/fedora/linux/development/rawhide/ARCH/os"
 
 # Create a minimal kickstart file and return the temporary file name.
 # Do remember to delete this temporary file when it is no longer required.
@@ -54,7 +55,7 @@ create_ks_file()
     cat << EOF > $fkstart
 install
 text
-reboot
+shutdown
 lang en_US.UTF-8
 keyboard us
 network --bootproto dhcp
@@ -112,17 +113,19 @@ create_guest()
     --hvm \
     --location=$locn \
     --nographics \
-    --serial=pty
+    --serial=pty\
+    --noreboot
 
     rm $fkst
     return 0
 }
 
 usage ()
 {
-    echo -e "Usage: $prog [OPTIONS] <vm-name> <distro> <arch>\n"
-    echo "  distro: f20 f21"
+    echo -e "Usage: $prog [OPTIONS] <vm-name> <distro> <arch> [destination directory]\n"
+    echo " distro: f20 f21 f22 fraw or http os source like: http://.../pub/fedora/linux/development/latest-22/x86_64/os/"
     echo "    arch: i386, x86_64"
+    echo "    destination directory: directory, where to store image instead of default one"
 }
 
 printh ()
@@ -177,7 +180,7 @@ check_options ()
 
     # check if min no. of arguments are 3
     #
-    if [ "$#" != 3 ]; then
+    if [ "$#" -lt 3 ]; then
         printh;
         exit 255
     fi
@@ -194,6 +197,8 @@ check_options ()
     name=$1
     dist=$2
     arch=$3
+    destdir=$4
+    test -n "$destdir" && IMAGE_HOME="$destdir"
     dimg="$IMAGE_HOME/$name.qcow2"
 
     locn=""
@@ -207,7 +212,22 @@ check_options ()
         dist="fedora21"
         locn=${location2/ARCH/$arch}
         ;;
+
+        f22)
+        dist="fedora21"
+        locn=${location3/ARCH/$arch}
+        ;;
+
+        fraw)
+        dist="fedora21"
+        locn=${location4/ARCH/$arch}
+        ;;
 
+        http*)
+        locn=${dist/ARCH/$arch}
+        echo "RAW version: $locn"
+        dist="fedora21"
+        ;;
 
         *)
         echo "$0: invalid distribution name"