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moby--moby/hack/make/.integration-daemon-start

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#!/usr/bin/env bash
# see test-integration-cli for example usage of this script
base="$ABS_DEST/.."
export PATH="$base/binary-client:$base/binary-daemon:$base/dynbinary-client:$base/dynbinary-daemon:$PATH"
if ! command -v docker &> /dev/null; then
echo >&2 'error: binary-client or dynbinary-client must be run before .integration-daemon-start'
false
fi
# This is a temporary hack for split-binary mode. It can be removed once
# https://github.com/docker/docker/pull/22134 is merged into docker master
if [ "$(go env GOOS)" = 'windows' ]; then
return
fi
if [ -z "$DOCKER_TEST_HOST" ]; then
if docker version &> /dev/null; then
echo >&2 'skipping daemon start, since daemon appears to be already started'
return
fi
fi
if ! command -v dockerd &> /dev/null; then
echo >&2 'error: binary-daemon or dynbinary-daemon must be run before .integration-daemon-start'
false
fi
# intentionally open a couple bogus file descriptors to help test that they get scrubbed in containers
exec 41>&1 42>&2
export DOCKER_GRAPHDRIVER=${DOCKER_GRAPHDRIVER:-vfs}
export DOCKER_USERLANDPROXY=${DOCKER_USERLANDPROXY:-true}
# example usage: DOCKER_STORAGE_OPTS="dm.basesize=20G,dm.loopdatasize=200G"
storage_params=""
if [ -n "$DOCKER_STORAGE_OPTS" ]; then
IFS=','
for i in ${DOCKER_STORAGE_OPTS}; do
storage_params="--storage-opt $i $storage_params"
done
unset IFS
fi
# example usage: DOCKER_STORAGE_OPTS="dm.basesize=20G,dm.loopdatasize=200G"
extra_params=""
if [ "$DOCKER_REMAP_ROOT" ]; then
extra_params="--userns-remap $DOCKER_REMAP_ROOT"
fi
if [ "$DOCKER_EXPERIMENTAL" ]; then
echo >&2 '# DOCKER_EXPERIMENTAL is set: starting daemon with experimental features enabled! '
extra_params="$extra_params --experimental"
fi
if [ -z "$DOCKER_TEST_HOST" ]; then
# Start apparmor if it is enabled
if [ -e "/sys/module/apparmor/parameters/enabled" ] && [ "$(cat /sys/module/apparmor/parameters/enabled)" == "Y" ]; then
# reset container variable so apparmor profile is applied to process
# see https://github.com/docker/libcontainer/blob/master/apparmor/apparmor.go#L16
export container=""
(
set -x
/etc/init.d/apparmor start
)
fi
export DOCKER_HOST="unix://$(cd "$DEST" && pwd)/docker.sock" # "pwd" tricks to make sure $DEST is an absolute path, not a relative one
( set -x; exec \
dockerd --debug \
--host "$DOCKER_HOST" \
--storage-driver "$DOCKER_GRAPHDRIVER" \
--pidfile "$DEST/docker.pid" \
--userland-proxy="$DOCKER_USERLANDPROXY" \
$storage_params \
$extra_params \
&> "$DEST/docker.log"
) &
# make sure that if the script exits unexpectedly, we stop this daemon we just started
trap 'bundle .integration-daemon-stop' EXIT
else
export DOCKER_HOST="$DOCKER_TEST_HOST"
fi
# give it a little time to come up so it's "ready"
tries=60
echo "INFO: Waiting for daemon to start..."
while ! docker version &> /dev/null; do
(( tries-- ))
if [ $tries -le 0 ]; then
printf "\n"
if [ -z "$DOCKER_HOST" ]; then
echo >&2 "error: daemon failed to start"
echo >&2 " check $DEST/docker.log for details"
else
echo >&2 "error: daemon at $DOCKER_HOST fails to 'docker version':"
docker version >&2 || true
# Additional Windows CI debugging as this is a common error as of
# January 2016
if [ "$(go env GOOS)" = 'windows' ]; then
echo >&2 "Container log below:"
echo >&2 "---"
# Important - use the docker on the CI host, not the one built locally
# which is currently in our path.
! /c/bin/docker -H=$MAIN_DOCKER_HOST logs docker-$COMMITHASH
echo >&2 "---"
fi
fi
false
fi
printf "."
sleep 2
done
printf "\n"