init-distro-rid.sh

   1 #!/usr/bin/env bash
   2
   3 # initNonPortableDistroRid
   4 #
   5 # Input:
   6 #   buildOs: (str)
   7 #   buildArch: (str)
   8 #   isPortable: (int)
   9 #   rootfsDir: (str)
  10 #
  11 # Return:
  12 #   None
  13 #
  14 # Notes:
  15 #
  16 # initNonPortableDistroRid will attempt to initialize a non portable rid. These
  17 # rids are specific to distros need to build the product/package and consume
  18 # them on the same platform.
  19 #
  20 # If -portablebuild=false is passed a non-portable rid will be created for any
  21 # distro.
  22 #
  23 # Below is the list of current non-portable platforms.
  24 #
  25 # Builds from the following *must* be non-portable:
  26 #
  27 #   |    OS     |           Expected RID            |
  28 #   -------------------------------------------------
  29 #   |   rhel6   |           rhel.6-x64              |
  30 #   |  alpine*  |        linux-musl-(arch)          |
  31 #   |  freeBSD  |        freebsd.(version)-x64      |
  32 #
  33 # It is important to note that the function does not return anything, but it
  34 # will set __DistroRid if there is a non-portable distro rid to be used.
  35 #
  36 initNonPortableDistroRid()
  37 {
  38     # Make sure out parameter is cleared.
  39     __DistroRid=
  40
  41     local buildOs=$1
  42     local buildArch=$2
  43     local isPortable=$3
  44     local rootfsDir=$4
  45
  46     if [ "$buildOs" = "Linux" ]; then
  47         # RHEL 6 is the only distro we will check redHat release for.
  48         if [ -e "${rootfsDir}/etc/os-release" ]; then
  49             source "${rootfsDir}/etc/os-release"
  50
  51             # We have forced __PortableBuild=0. This is because -portablebuld
  52             # has been passed as false.
  53             if (( ${isPortable} == 0 )); then
  54                 if [ "${ID}" == "rhel" ]; then
  55                     # remove the last version digit
  56                     VERSION_ID=${VERSION_ID%.*}
  57                 fi
  58
  59                 if [ -z ${VERSION_ID+x} ]; then
  60                         # Rolling release distros do not set VERSION_ID, so omit
  61                         # it here to be consistent with everything else.
  62                         nonPortableBuildID="${ID}-${buildArch}"
  63                 else
  64                         nonPortableBuildID="${ID}.${VERSION_ID}-${buildArch}"
  65                 fi
  66             fi
  67
  68         elif [ -e "${rootfsDir}/etc/redhat-release" ]; then
  69             local redhatRelease=$(<${rootfsDir}/etc/redhat-release)
  70
  71             if [[ "${redhatRelease}" == "CentOS release 6."* || "$redhatRelease" == "Red Hat Enterprise Linux Server release 6."* ]]; then
  72                 nonPortableBuildID="rhel.6-${buildArch}"
  73             fi
  74         elif [ -e "${rootfsDir}/android_platform" ]; then
  75             source $rootfsDir/android_platform
  76             nonPortableBuildID="$RID"
  77         fi
  78     fi
  79
  80     if [ "$buildOs" = "FreeBSD" ]; then
  81         __freebsd_version=`sysctl -n kern.osrelease | cut -f1 -d'.'`
  82         nonPortableBuildID="freebsd.$__freebsd_version-${buildArch}"
  83     fi
  84
  85     if [ "${nonPortableBuildID}" != "" ]; then
  86         export __DistroRid=${nonPortableBuildID}
  87
  88         # We are using a non-portable build rid. Force __PortableBuild to false.
  89         export __PortableBuild=0
  90     fi
  91 }
  92
  93
  94 # initDistroRidGlobal
  95 #
  96 # Input:
  97 #   os: (str)
  98 #   arch: (str)
  99 #   isPortable: (int)
 100 #   rootfsDir?: (nullable:string)
 101 #
 102 # Return:
 103 #   None
 104 #
 105 # Notes:
 106 #
 107 # The following out parameters are returned
 108 #
 109 #   __DistroRid
 110 #   __PortableBuild
 111 #
 112 initDistroRidGlobal()
 113 {
 114     # __DistroRid must be set at the end of the function.
 115     # Previously we would create a variable __HostDistroRid and/or __DistroRid.
 116     #
 117     # __HostDistroRid was used in the case of a non-portable build, it has been
 118     # deprecated. Now only __DistroRid is supported. It will be used for both
 119     # portable and non-portable rids and will be used in build-packages.sh
 120
 121     local buildOs=$1
 122     local buildArch=$2
 123     local isPortable=$3
 124     local rootfsDir=$4
 125
 126     # Setup whether this is a crossbuild. We can find this out if rootfsDir
 127     # is set.
 128     local isCrossBuild=0
 129
 130     if [ -z "${rootfsDir}" ]; then
 131         isCrossBuild=0
 132     else
 133         # We may have a cross build. Check for the existance of the rootfsDir
 134         if [ -e ${rootfsDir} ]; then
 135             isCrossBuild=1
 136         else
 137             echo "Error rootfsDir has been passed, but the location is not valid."
 138             exit 1
 139         fi
 140     fi
 141
 142     initNonPortableDistroRid ${buildOs} ${buildArch} ${isPortable} ${rootfsDir}
 143
 144     if [ -z "${__DistroRid}" ]; then
 145         # The non-portable build rid was not set. Set the portable rid.
 146
 147         export __PortableBuild=1
 148         local distroRid=""
 149
 150         # Check for alpine. It is the only portable build that will will have
 151         # its name in the portable build rid.
 152         if [ -e "${rootfsDir}/etc/os-release" ]; then
 153             source "${rootfsDir}/etc/os-release"
 154             if [ "${ID}" = "alpine" ]; then
 155                 distroRid="linux-musl-${buildArch}"
 156             fi
 157         fi
 158
 159         if [ "${distroRid}" == "" ]; then
 160             if [ "$buildOs" = "Linux" ]; then
 161                 distroRid="linux-$buildArch"
 162             elif [ "$buildOs" = "OSX" ]; then
 163                 distroRid="osx-$buildArch"
 164             elif [ "$buildOs" = "FreeBSD" ]; then
 165                 distroRid="freebsd-$buildArch"
 166             fi
 167         fi
 168
 169         export __DistroRid=${distroRid}
 170     fi
 171
 172     if [ -z "$__DistroRid" ]; then
 173         echo "DistroRid is not set. This is almost certainly an error"
 174
 175         exit 1
 176     else
 177         echo "__DistroRid: ${__DistroRid}"
 178         echo "__RuntimeId: ${__DistroRid}"
 179
 180         export __RuntimeId=${__DistroRid}
 181     fi
 182 }