demo: Clean up the etcd directory, update docs

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>

projects/demo/etcd/README.md

@@ -10,13 +10,13 @@ restarts.
 
 ## Preparation
 
-- Build the `etcd` image and then moby image:
+- Build the `etcd` image and then moby image inside the `pkg` directory:
 ```
 ./build-pkg.sh
 moby build etcd
 ```
 
-## InfraKit cluster setup (OUTDATED)
+## InfraKit cluster setup
 
 This should create a HyperKit based, InfraKit managed `etcd` cluster with 5 `etcd` instances.
 
@@ -53,14 +53,12 @@ Build the image and upload it:
 moby build etcd
 ```
 
-Start the infrakit components in separate windows:
+Start infrakit as above:
 ```
-infrakit-group-default
+./start-infrakit
-infrakit-flavor-vanilla
-infrakit-instance-gcp
 ```
 
 Commit the configuration:
 ```
-infrakit group commit infrakit-gce.json
+infrakit group commit infrakit-gcp.json
 ```

projects/demo/etcd/dfm-setup.sh

@@ -1,46 +0,0 @@
-#! /bin/sh
-##
-## This script starts a etcd container which is used to bootstrap a
-## local etcd cluster. The etcd container is started on a non-standard
-## port to keep the standard port free for the cluster.
-##
-## If you have a local etcd installed (brew install etcd) you can
-## point the cli at it as well:
-##
-## etcdctl --debug --endpoints http://0.0.0.0:2381 member list
-##
-
-# debug
-set -x
-set -v
-
-# Change depending on the cluster size
-NUMPEERS=5
-
-# Start a local etcd for bootstrapping
-NAME=etcd-bootstrap
-PORT=2381
-
-#UUID=$(uuidgen)
-UUID=6c007a14875d53d9bf0ef5a6fc0257c817f0fb83
-
-ID=$(docker run -d --rm --name ${NAME} \
-     -p ${PORT}:${PORT} \
-     quay.io/coreos/etcd:v3.1.5 /usr/local/bin/etcd \
-       --debug \
-       --name ${NAME} \
-       --listen-client-urls http://0.0.0.0:${PORT} \
-       --advertise-client-urls http://0.0.0.0:$PORT,http://192.168.65.2:$PORT \
-       --initial-cluster-token ${NAME} \
-       --initial-cluster-state new \
-       --auto-compaction-retention 0)
-
-trap "docker kill ${ID}" 2
-
-# Could poll until returns without error, but sleep for 2s for now
-sleep 2
-docker exec -t ${ID} etcdctl --endpoints http://0.0.0.0:${PORT} mk discovery/${UUID}/_config/size ${NUMPEERS}
-
-echo "KEY: ${UUID}"
-
-docker logs -f ${ID}