Files
weave-scope/tools/integration/config.sh

126 lines
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# NB only to be sourced
set -e
DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# Protect against being sourced multiple times to prevent
# overwriting assert.sh global state
if ! [ -z "$SOURCED_CONFIG_SH" ]; then
return
fi
SOURCED_CONFIG_SH=true
# these ought to match what is in Vagrantfile
N_MACHINES=${N_MACHINES:-3}
IP_PREFIX=${IP_PREFIX:-192.168.48}
IP_SUFFIX_BASE=${IP_SUFFIX_BASE:-10}
if [ -z "$HOSTS" ] ; then
for i in $(seq 1 $N_MACHINES); do
IP="${IP_PREFIX}.$((${IP_SUFFIX_BASE}+$i))"
HOSTS="$HOSTS $IP"
done
fi
# these are used by the tests
HOST1=$(echo $HOSTS | cut -f 1 -d ' ')
HOST2=$(echo $HOSTS | cut -f 2 -d ' ')
HOST3=$(echo $HOSTS | cut -f 3 -d ' ')
. "$DIR/assert.sh"
SSH_DIR=${SSH_DIR:-$DIR}
SSH=${SSH:-ssh -l vagrant -i "$SSH_DIR/insecure_private_key" -o "UserKnownHostsFile=$SSH_DIR/.ssh_known_hosts" -o CheckHostIP=no -o StrictHostKeyChecking=no}
SMALL_IMAGE="alpine"
TEST_IMAGES="$SMALL_IMAGE"
PING="ping -nq -W 1 -c 1"
DOCKER_PORT=2375
remote() {
rem=$1
shift 1
"$@" > >(while read line; do echo -e $'\e[0;34m'"$rem>"$'\e[0m'" $line"; done)
}
colourise() {
[ -t 0 ] && echo -ne $'\e['$1'm' || true
shift
# It's important that we don't do this in a subshell, as some
# commands we execute need to modify global state
"$@"
[ -t 0 ] && echo -ne $'\e[0m' || true
}
whitely() {
colourise '1;37' "$@"
}
greyly () {
colourise '0;37' "$@"
}
redly() {
colourise '1;31' "$@"
}
greenly() {
colourise '1;32' "$@"
}
run_on() {
host=$1
shift 1
[ -z "$DEBUG" ] || greyly echo "Running on $host: $@" >&2
remote $host $SSH $host "$@"
}
docker_on() {
host=$1
shift 1
[ -z "$DEBUG" ] || greyly echo "Docker on $host:$DOCKER_PORT: $@" >&2
docker -H tcp://$host:$DOCKER_PORT "$@"
}
weave_on() {
host=$1
shift 1
[ -z "$DEBUG" ] || greyly echo "Weave on $host:$DOCKER_PORT: $@" >&2
DOCKER_HOST=tcp://$host:$DOCKER_PORT $WEAVE "$@"
}
exec_on() {
host=$1
container=$2
shift 2
docker -H tcp://$host:$DOCKER_PORT exec $container "$@"
}
rm_containers() {
host=$1
shift
[ $# -eq 0 ] || docker_on $host rm -f "$@" >/dev/null
}
start_suite() {
for host in $HOSTS; do
[ -z "$DEBUG" ] || echo "Cleaning up on $host: removing all containers and resetting weave"
PLUGIN_ID=$(docker_on $host ps -aq --filter=name=weaveplugin)
PLUGIN_FILTER="cat"
[ -n "$PLUGIN_ID" ] && PLUGIN_FILTER="grep -v $PLUGIN_ID"
rm_containers $host $(docker_on $host ps -aq 2>/dev/null | $PLUGIN_FILTER)
run_on $host "docker network ls | grep -q ' weave ' && docker network rm weave" || true
weave_on $host reset 2>/dev/null
done
whitely echo "$@"
}
end_suite() {
whitely assert_end
}
WEAVE=$DIR/../weave