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demo: Create a cluster of 5 etcd daemons

Browse Source 
Also tweak the shell script a little and give the local and GCP
infrakit group different names.

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
This commit is contained in:
Rolf Neugebauer 2017-04-07 13:17:59 +01:00
parent 9878cabd1e
commit c660ca5ac4
5 changed files with 20 additions and 15 deletions
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2
projects/demo/etcd/README.md
View File

@ -15,7 +15,7 @@ moby build etcd
## InfraKit cluster setup (OUTDATED)
This should create a HyperKit based, InfraKit managed `etcd` cluster with 3 `etcd` instances.
This should create a HyperKit based, InfraKit managed `etcd` cluster with 5 `etcd` instances.
Start InfraKit:
```

15
projects/demo/etcd/etcd.sh
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@ -4,8 +4,6 @@
set -x
set -v
# --initial-cluster argument should come from meta data
# Wait till we have an IP address
IP=""
while [ -z "$IP" ]; do
@ -18,6 +16,10 @@ NUM=$(echo ${IP} | cut -d . -f 4)
PREFIX=$(echo ${IP} | cut -d . -f 1,2,3)
NAME=infra${NUM}
# This should come from Metadata
INIT_CLUSTER=infra200=http://${PREFIX}.200:2380,infra201=http://${PREFIX}.201:2380,infra202=http://${PREFIX}.202:2380,infra203=http://${PREFIX}.203:2380,infra204=http://${PREFIX}.204:2380
# Try to start in *new* cluster mode
/usr/local/bin/etcd \
--name ${NAME} \
--debug \
@ -27,13 +29,12 @@ NAME=infra${NUM}
--listen-client-urls http://${IP}:2379,http://127.0.0.1:2379 \
--advertise-client-urls http://${IP}:2379 \
--initial-cluster-token etcd-cluster-1 \
--initial-cluster infra200=http://${PREFIX}.200:2380,infra201=http://${PREFIX}.201:2380,infra202=http://${PREFIX}.202:2380 \
--initial-cluster ${INIT_CLUSTER} \
--initial-cluster-state new
echo "Returned $?"
[ $? -eq 0 ] && exit 0
# If we get here, joining a new cluster failed. Let's try joining an
# existing cluster
# Joining the new cluster failed. Let's try joining an *existing* cluster
/usr/local/bin/etcd \
--name ${NAME} \
--debug \
@ -42,5 +43,5 @@ echo "Returned $?"
--listen-peer-urls http://${IP}:2380 \
--listen-client-urls http://${IP}:2379,http://127.0.0.1:2379 \
--advertise-client-urls http://${IP}:2379 \
--initial-cluster infra200=http://${PREFIX}.200:2380,infra201=http://${PREFIX}.201:2380,infra202=http://${PREFIX}.202:2380 \
--initial-cluster ${INIT_CLUSTER} \
--initial-cluster-state existing

8
projects/demo/etcd/etcd.yml
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@ -41,7 +41,7 @@ daemon:
net: host
outputs:
- format: kernel+initrd
- format: gce
project: docker4x
bucket: rolf
replace: true
# - format: gcp
# project: docker4x
# bucket: rolf
# replace: true

6
projects/demo/etcd/infrakit-gcp.json
View File

@ -1,11 +1,13 @@
{
"ID": "etcd",
"ID": "etcd.gcp",
"Properties": {
"Allocation": {
"LogicalIDs": [
"10.132.0.200",
"10.132.0.201",
"10.132.0.202"
"10.132.0.202",
"10.132.0.203",
"10.132.0.204"
]
},
"Instance": {

4
projects/demo/etcd/infrakit.json
View File

@ -5,7 +5,9 @@
"LogicalIDs": [
"192.168.65.200",
"192.168.65.201",
"192.168.65.202"
"192.168.65.202",
"192.168.65.203",
"192.168.65.204"
]
},
"Instance": {