Added new all-in-one Dockerfile

Signed-off-by: Bala Raman <srbala@gmail.com>

Dockerfile.all-in-one

@@ -0,0 +1,74 @@
+# ----------------------------------------------------------------------------
+# Multi stage docker build for live cd tools in docker/container environment
+# AlmaLinux Init + Live CD Tools + PyKickStart 
+# ----------------------------------------------------------------------------
+FROM almalinux:8 as builder
+
+RUN dnf install -y epel-release && \
+#    dnf upgrade -y && \
+    mkdir -p /mnt/system-root /mnt/system-root/build; \
+    dnf --nogpgcheck --repoid=BaseOS --repoid=AppStream --enablerepo=powertools --enablerepo="epel" \
+    --repofrompath='BaseOS,https://repo.almalinux.org/almalinux/8.5-beta/BaseOS/$basearch/kickstart/' \
+    --repofrompath='AppStream,https://repo.almalinux.org/almalinux/8.5-beta/AppStream/$basearch/kickstart/' \
+#    --repofrompath='powertools,https://repo.almalinux.org/almalinux/8/PowerTools/$basearch/kickstart/' \
+    install --installroot /mnt/system-root  --releasever 8 --setopt=install_weak_deps=False --setopt=tsflags=nodocs -y \
+    bash \
+    dnf \
+    glibc-minimal-langpack \
+    anaconda-tui \
+    appliance-tools \
+    lorax \
+    subscription-manager \
+    jq \
+    tar \
+    policycoreutils \
+    pykickstart \
+    # Optional include to avoid runtime warning -- starts
+    libblockdev-mdraid  \
+    libblockdev-crypto \
+    libblockdev-lvm \
+    libblockdev-dm \
+    libblockdev-swap \
+    libblockdev-loop \
+    libblockdev-nvdimm \
+    libblockdev-mpath \
+    # Optional include to avoid runtime warning -- ends
+    rootfiles \
+    util-linux-ng \
+    systemd \
+    livecd-tools \
+    pykickstart \
+    grub2-efi-*64 \
+    grub2-efi-*64-cdboot \
+    shim-*64 ; \
+    cp /etc/yum.repos.d/e* /mnt/system-root/etc/yum.repos.d/ ; \
+    /bin/date +%Y%m%d_%H%M > /mnt/system-root/etc/BUILDTIME ;\
+    # set DNF infra variable to container for compatibility with CentOS
+    echo 'container' > /mnt/system-root/etc/dnf/vars/infra; \
+    # install only en_US.UTF-8 locale files, see
+    # https://fedoraproject.org/wiki/Changes/Glibc_locale_subpackaging for details
+    echo '%_install_langs en_US.UTF-8' > /mnt/system-root/etc/rpm/macros.image-language-conf; \
+    echo 'LANG="C.utf8"' > /mnt/system-root/etc/locale.conf; \
+    touch /mnt/system-root/etc/machine-id; \
+    rm -rf /var/cache/yum; 
+#
+COPY scripts/ /mnt/system-root/usr/bin
+#
+# Create Final image from scratch for ks2rootfs
+FROM scratch
+
+COPY --from=builder /mnt/system-root/ /
+
+RUN systemctl mask  \
+    dev-hugepages.mount \
+    systemd-logind.service \
+    getty.target \
+    console-getty.service \
+    systemd-machine-id-commit.service
+
+WORKDIR /build
+
+STOPSIGNAL SIGRTMIN+3
+CMD ["/sbin/init"]
+
+#ENTRYPOINT ["/bin/bash"]