github.com/rightscale/docker@v1.9.1/hack/make/.integration-daemon-start (about)

     1  #!/bin/bash
     2  
     3  # see test-integration-cli for example usage of this script
     4  
     5  export PATH="$ABS_DEST/../binary:$ABS_DEST/../dynbinary:$ABS_DEST/../gccgo:$ABS_DEST/../dyngccgo:$PATH"
     6  
     7  if ! command -v docker &> /dev/null; then
     8  	echo >&2 'error: binary or dynbinary must be run before .integration-daemon-start'
     9  	false
    10  fi
    11  
    12  # intentionally open a couple bogus file descriptors to help test that they get scrubbed in containers
    13  exec 41>&1 42>&2
    14  
    15  export DOCKER_GRAPHDRIVER=${DOCKER_GRAPHDRIVER:-vfs}
    16  export DOCKER_EXECDRIVER=${DOCKER_EXECDRIVER:-native}
    17  export DOCKER_USERLANDPROXY=${DOCKER_USERLANDPROXY:-true}
    18  
    19  # example usage: DOCKER_STORAGE_OPTS="dm.basesize=20G,dm.loopdatasize=200G"
    20  storage_params=""
    21  if [ -n "$DOCKER_STORAGE_OPTS" ]; then
    22  	IFS=','
    23  	for i in ${DOCKER_STORAGE_OPTS}; do
    24  		storage_params="--storage-opt $i $storage_params"
    25  	done
    26  	unset IFS
    27  fi
    28  
    29  # example usage: DOCKER_STORAGE_OPTS="dm.basesize=20G,dm.loopdatasize=200G"
    30  extra_params=""
    31  if [ "$DOCKER_REMAP_ROOT" ]; then
    32  	extra_params="--userns-remap $DOCKER_REMAP_ROOT"
    33  fi
    34  
    35  if [ -z "$DOCKER_TEST_HOST" ]; then
    36  	# Start apparmor if it is enabled
    37  	if [ -e "/sys/module/apparmor/parameters/enabled" ] && [ "$(cat /sys/module/apparmor/parameters/enabled)" == "Y" ]; then
    38  		# reset container variable so apparmor profile is applied to process
    39  		# see https://github.com/docker/libcontainer/blob/master/apparmor/apparmor.go#L16
    40  		export container=""
    41  		(
    42  			set -x
    43  			/etc/init.d/apparmor start
    44  		)
    45  	fi
    46  
    47  	export DOCKER_HOST="unix://$(cd "$DEST" && pwd)/docker.sock" # "pwd" tricks to make sure $DEST is an absolute path, not a relative one
    48  	( set -x; exec \
    49  		docker daemon --debug \
    50  		--host "$DOCKER_HOST" \
    51  		--storage-driver "$DOCKER_GRAPHDRIVER" \
    52  		--exec-driver "$DOCKER_EXECDRIVER" \
    53  		--pidfile "$DEST/docker.pid" \
    54  		--userland-proxy="$DOCKER_USERLANDPROXY" \
    55  		$storage_params \
    56  		$extra_params \
    57  			&> "$DEST/docker.log"
    58  	) &
    59  	# make sure that if the script exits unexpectedly, we stop this daemon we just started
    60  	trap 'bundle .integration-daemon-stop' EXIT
    61  else
    62  	export DOCKER_HOST="$DOCKER_TEST_HOST"
    63  fi
    64  
    65  # give it a little time to come up so it's "ready"
    66  tries=30
    67  while ! docker version &> /dev/null; do
    68  	(( tries-- ))
    69  	if [ $tries -le 0 ]; then
    70  		if [ -z "$DOCKER_HOST" ]; then
    71  			echo >&2 "error: daemon failed to start"
    72  			echo >&2 "  check $DEST/docker.log for details"
    73  		else
    74  			echo >&2 "error: daemon at $DOCKER_HOST fails to 'docker version':"
    75  			docker version >&2 || true
    76  		fi
    77  		false
    78  	fi
    79  	sleep 2
    80  done