fdio.infra.pxe/docker-dnsmasq/Dockerfile

   1 FROM ubuntu:22.04 as ubuntu_jammy
   2
   3 LABEL Description="ubuntu intermediate image"
   4 LABEL Version="2.0"
   5
   6 RUN apt update \
   7  && apt install -y wget genisoimage syslinux-common \
   8  && mkdir -p /var/lib/tftpboot/grub \
   9  && mkdir -p /var/lib/tftpboot/casper/ubuntu-focal-amd64/ \
  10  && mkdir -p /var/lib/tftpboot/casper/ubuntu-focal-arm64/ \
  11  && mkdir -p /var/lib/tftpboot/casper/ubuntu-jammy-amd64/ \
  12  && mkdir -p /var/lib/tftpboot/casper/ubuntu-jammy-arm64/
  13
  14 ENV ISO_FOCAL_AMD64 https://releases.ubuntu.com/20.04.4/ubuntu-20.04.4-live-server-amd64.iso
  15 ENV ISO_FOCAL_ARM64 https://cdimage.ubuntu.com/releases/20.04/release/ubuntu-20.04.4-live-server-arm64.iso
  16 ENV EFI_FOCAL_AMD64 http://archive.ubuntu.com/ubuntu/dists/focal/main/uefi/grub2-amd64/current/grubnetx64.efi.signed
  17 ENV EFI_FOCAL_ARM64 http://ports.ubuntu.com/ubuntu-ports/dists/focal/main/uefi/grub2-arm64/current/grubnetaa64.efi.signed
  18
  19 ENV ISO_JAMMY_AMD64 https://releases.ubuntu.com/22.04/ubuntu-22.04-live-server-amd64.iso
  20 ENV ISO_JAMMY_ARM64 https://cdimage.ubuntu.com/releases/22.04/release/ubuntu-22.04-live-server-arm64.iso
  21 ENV EFI_JAMMY_AMD64 http://archive.ubuntu.com/ubuntu/dists/focal/main/uefi/grub2-amd64/current/grubnetx64.efi.signed
  22 ENV EFI_JAMMY_ARM64 http://ports.ubuntu.com/ubuntu-ports/dists/focal/main/uefi/grub2-arm64/current/grubnetaa64.efi.signed
  23
  24 RUN echo "Preparing Grub EFI Binary" \
  25  && wget $EFI_JAMMY_AMD64 -O /var/lib/tftpboot/grub/grubnetx64.efi.signed \
  26  && wget $EFI_JAMMY_ARM64 -O /var/lib/tftpboot/grub/grubnetaa64.efi.signed
  27
  28 RUN echo "Preparing Casper Kernel" \
  29  && wget $ISO_FOCAL_AMD64 -O /ubuntu-20.04.4-live-server-amd64.iso \
  30  && isoinfo -i /ubuntu-20.04.4-live-server-amd64.iso -x "/CASPER/INITRD.;1" > /var/lib/tftpboot/casper/ubuntu-focal-amd64/initrd \
  31  && isoinfo -i /ubuntu-20.04.4-live-server-amd64.iso -x "/CASPER/VMLINUZ.;1" > /var/lib/tftpboot/casper/ubuntu-focal-amd64/vmlinuz\
  32  && wget $ISO_FOCAL_ARM64 -O /ubuntu-20.04.4-live-server-arm64.iso \
  33  && isoinfo -i /ubuntu-20.04.4-live-server-arm64.iso -x "/CASPER/INITRD.;1" > /var/lib/tftpboot/casper/ubuntu-focal-arm64/initrd \
  34  && isoinfo -i /ubuntu-20.04.4-live-server-arm64.iso -x "/CASPER/VMLINUZ.;1" > /var/lib/tftpboot/casper/ubuntu-focal-arm64/vmlinuz \
  35  && wget $ISO_JAMMY_AMD64 -O /ubuntu-22.04-live-server-amd64.iso \
  36  && isoinfo -i /ubuntu-22.04-live-server-amd64.iso -x "/CASPER/INITRD.;1" > /var/lib/tftpboot/casper/ubuntu-jammy-amd64/initrd \
  37  && isoinfo -i /ubuntu-22.04-live-server-amd64.iso -x "/CASPER/VMLINUZ.;1" > /var/lib/tftpboot/casper/ubuntu-jammy-amd64/vmlinuz\
  38  && wget $ISO_JAMMY_ARM64 -O /ubuntu-22.04-live-server-arm64.iso \
  39  && isoinfo -i /ubuntu-22.04-live-server-arm64.iso -x "/CASPER/INITRD.;1" > /var/lib/tftpboot/casper/ubuntu-jammy-arm64/initrd \
  40  && isoinfo -i /ubuntu-22.04-live-server-arm64.iso -x "/CASPER/VMLINUZ.;1" > /var/lib/tftpboot/casper/ubuntu-jammy-arm64/vmlinuz
  41
  42 FROM alpine
  43
  44 LABEL Description="dnsmasq service image"
  45 LABEL Version="2.0"
  46
  47 RUN apk add --update --no-cache dnsmasq \
  48  && rm -rf /var/cache/apk/*
  49
  50 # Extract installer from previous image.
  51 COPY --from=ubuntu_jammy /var/lib/tftpboot /var/lib/tftpboot
  52
  53 # Configure PXE.
  54 COPY tftpboot/ /var/lib/tftpboot/
  55
  56 # Configure DNSMASQ.
  57 COPY etc/ /etc/
  58
  59 # Start dnsmasq. It picks up default configuration from /etc/dnsmasq.conf and
  60 # /etc/default/dnsmasq plus any command line switch
  61 ENTRYPOINT ["sh","-c","dnsmasq","--interface=$E_INT","--listen-address=$E_ADD"]