build.sh

   1 #!/bin/sh
   2
   3 AUTHOR="${AUTHOR:-W. Trevor King <wking@tremily.us>}"
   4 NAMESPACE="${NAMESPACE:-wking}"
   5 #PORTAGE="${PORTAGE:-/usr/portage}"
   6 DATE="${DATE:-20131205}"
   7 MIRROR="${MIRROR:-http://mirror.mcs.anl.gov/pub/gentoo/}"
   8 ARCH_URL="${ARCH_URL:-${MIRROR}/releases/amd64/current-stage3/}"
   9 STAGE3="${STAGE3:-stage3-amd64-${DATE}.tar.bz2}"
  10 STAGE3_CONTENTS="${STAGE3_CONTENTS:-${STAGE3}.CONTENTS}"
  11 STAGE3_DIGESTS="${STAGE3_DIGESTS:-${STAGE3}.DIGESTS.asc}"
  12
  13 REPOS="
  14         gentoo-portage
  15         gentoo-en-us
  16         gentoo-syslog
  17         buildbot
  18         "
  19
  20 die()
  21 {
  22         echo "$1"
  23         exit 1
  24 }
  25
  26 STAGE3_IMAGES=$(docker images "${NAMESPACE}/gentoo")
  27 STAGE3_MATCHES=$(echo "${STAGE3_IMAGES}" | grep "${DATE}")
  28 if [ -z "${STAGE3_MATCHES}" ]; then
  29         # import stage3 image from Gentoo mirrors
  30
  31         for FILE in "${STAGE3}" "${STAGE3_CONTENTS}" "${STAGE3_DIGESTS}"; do
  32                 if [ ! -f "downloads/${FILE}" ]; then
  33                         wget -O "downloads/${FILE}" "${ARCH_URL}/${FILE}"
  34                 fi
  35         done
  36
  37         gpg --verify "downloads/${STAGE3_DIGESTS}" || die "insecure digests"
  38         SHA512_HASHES=$(grep -A1 SHA512 "downloads/${STAGE3_DIGESTS}" | grep -v '^--')
  39         SHA512_CHECK=$(cd downloads/ && (echo "${SHA512_HASHES}" | sha512sum -c))
  40         SHA512_FAILED=$(echo "${SHA512_CHECK}" | grep FAILED)
  41         if [ -n "${SHA512_FAILED}" ]; then
  42                 die "${SHA512_FAILED}"
  43         fi
  44
  45         docker import - "${NAMESPACE}/gentoo:${DATE}" < "downloads/${STAGE3}" || die "failed to import"
  46 fi
  47
  48 docker tag -f "${NAMESPACE}/gentoo:${DATE}" "${NAMESPACE}/gentoo:latest" || die "failed to tag"
  49
  50 for REPO in ${REPOS}; do
  51         REPO_IMAGES=$(docker images "${NAMESPACE}/${REPO}")
  52         REPO_MATCHES=$(echo "${REPO_IMAGES}" | grep "${DATE}")
  53         if [ -z "${REPO_MATCHES}" ]; then
  54                 cp "${REPO}/Dockerfile.template" "${REPO}/Dockerfile"
  55                 sed -i "s|TAG|${DATE}|g" "${REPO}/Dockerfile"
  56                 sed -i "s|NAMESPACE|${NAMESPACE}|g" "${REPO}/Dockerfile"
  57                 sed -i "s|MAINTAINER.*|MAINTAINER ${AUTHOR}|g" "${REPO}/Dockerfile"
  58                 docker build -t "${NAMESPACE}/${REPO}:${DATE}" "${REPO}" || die "failed to build"
  59         fi
  60         docker tag -f "${NAMESPACE}/${REPO}:${DATE}" "${NAMESPACE}/${REPO}:latest" || die "failed to tag"
  61 done