annotate contrib/dockerlib.sh @ 24970:33055069e465

dockerlib: fix initcontainer for boot2docker users This allows me to build rpm packages using boot2docker on my Mac. It's probably a very fragile hack, but it seems to work well enough for now that I felt it was worth sharing.
author Augie Fackler <augie@google.com>
date Wed, 06 May 2015 14:36:17 -0400
parents 227b9b2a57a3
children 271a802071b7
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1 #!/bin/sh -eu
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2
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3 # This function exists to set up the DOCKER variable and verify that
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4 # it's the binary we expect. It also verifies that the docker service
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5 # is running on the system and we can talk to it.
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6 function checkdocker() {
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7 if which docker.io >> /dev/null 2>&1 ; then
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8 DOCKER=docker.io
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9 elif which docker >> /dev/null 2>&1 ; then
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10 DOCKER=docker
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11 else
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12 echo "Error: docker must be installed"
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13 exit 1
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14 fi
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15
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16 $DOCKER -h 2> /dev/null | grep -q Jansens && { echo "Error: $DOCKER is the Docking System Tray - install docker.io instead"; exit 1; }
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17 $DOCKER version | grep -q "^Client version:" || { echo "Error: unexpected output from \"$DOCKER version\""; exit 1; }
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18 $DOCKER version | grep -q "^Server version:" || { echo "Error: could not get docker server version - check it is running and your permissions"; exit 1; }
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19 }
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20
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21 # Construct a container and leave its name in $CONTAINER for future use.
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22 function initcontainer() {
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23 [ "$1" ] || { echo "Error: platform name must be specified"; exit 1; }
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24
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25 DFILE="$ROOTDIR/contrib/docker/$1"
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26 [ -f "$DFILE" ] || { echo "Error: docker file $DFILE not found"; exit 1; }
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27
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28 CONTAINER="hg-dockerrpm-$1"
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29 DBUILDUSER=build
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30 (
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31 cat $DFILE
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32 if [ $(uname) = "Darwin" ] ; then
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33 # The builder is using boot2docker on OS X, so we're going to
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34 # *guess* the uid of the user inside the VM that is actually
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35 # running docker. This is *very likely* to fail at some point.
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36 echo RUN useradd $DBUILDUSER -u 1000
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37 else
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38 echo RUN groupadd $DBUILDUSER -g `id -g`
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39 echo RUN useradd $DBUILDUSER -u `id -u` -g $DBUILDUSER
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40 fi
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41 ) | $DOCKER build --tag $CONTAINER -
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42 }