lotus/composer/composer.sh
Anton Evangelatov 306efa66c7 random fixes
2020-06-23 10:02:05 -04:00

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#!/bin/bash
# this script runs jupyter inside a docker container and copies
# plan manifests from the user's local filesystem into a temporary
# directory that's bind-mounted into the container.
set -o errexit
set -o pipefail
set -e
err_report() {
echo "Error on line $1"
}
trap 'err_report $LINENO' ERR
image_name="iptestground/composer"
image_tag="latest"
image_full_name="$image_name:$image_tag"
tg_home=${TESTGROUND_HOME:-$HOME/testground}
container_plans_dir="/testground/plans"
jupyter_port=${JUPYTER_PORT:-8888}
panel_port=${PANEL_PORT:-5006}
poll_interval=30
exists() {
command -v "$1" >/dev/null 2>&1
}
require_cmds() {
for cmd in $@; do
exists $cmd || { echo "This script requires the $cmd command. Please install it and try again." >&2; exit 1; }
done
}
update_plans() {
local dest_dir=$1
rsync -avzh --quiet --copy-links "${tg_home}/plans/" ${dest_dir}
}
watch_plans() {
local plans_dest=$1
while true; do
update_plans ${plans_dest}
sleep $poll_interval
done
}
open_url() {
local url=$1
if exists cmd.exe; then
cmd.exe /c start ${url} >/dev/null 2>&1
elif exists xdg-open; then
xdg-open ${url} >/dev/null 2>&1 &
elif exists open; then
open ${url}
else
echo "unable to automatically open url. copy/paste this into a browser: $url"
fi
}
# delete temp dir and stop docker container
cleanup () {
if [[ "$container_id" != "" ]]; then
docker stop ${container_id} >/dev/null
fi
if [[ -d "$temp_plans_dir" ]]; then
rm -rf ${temp_plans_dir}
fi
}
get_host_ip() {
# get interface of default route
local net_if=$(netstat -rn | awk '/^0.0.0.0/ {thif=substr($0,74,10); print thif;} /^default.*UG/ {thif=substr($0,65,10); print thif;}')
# use ifconfig to get addr of that interface
ifconfig ${net_if} | grep -Eo 'inet (addr:)?([0-9]*\.){3}[0-9]*' | grep -Eo '([0-9]*\.){3}[0-9]*' | grep -v '127.0.0.1'
}
# run cleanup on exit
trap "{ cleanup; }" EXIT
# make sure we have the commands we need
require_cmds jq docker rsync
if [[ "$SKIP_BUILD" == "" ]]; then
echo "Building latest docker image. Set SKIP_BUILD env var to any value to bypass."
require_cmds make
make docker
fi
# make temp dir for manifests
temp_base="/tmp"
if [[ "$TEMP" != "" ]]; then
temp_base=$TEMP
fi
temp_plans_dir="$(mktemp -d ${temp_base}/testground-composer-XXXX)"
echo "temp plans dir: $temp_plans_dir"
# copy testplans from $TESTGROUND_HOME/plans to the temp dir
update_plans ${temp_plans_dir}
# run the container in detached mode and grab the id
container_id=$(docker run -d \
-e TESTGROUND_DAEMON_HOST=$(get_host_ip) \
--user $(id -u):$(id -g) \
-p ${panel_port}:5006 \
-v ${temp_plans_dir}:${container_plans_dir}:ro \
$image_full_name)
echo "container $container_id started"
# print the log output
docker logs -f ${container_id} &
# sleep for a couple seconds to let the server start up
sleep 2
# open a browser to the app url
panel_url="http://localhost:${panel_port}"
open_url $panel_url
# poll & sync testplan changes every few seconds
watch_plans ${temp_plans_dir}