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demo: Tweak etcd start script

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Try joining a new cluster initially. If that fails try to join
an existing cluster.

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
This commit is contained in:
Rolf Neugebauer 2017-04-07 01:19:36 +01:00
parent 17e4aa3e58
commit 01e39a16ac
1 changed files with 15 additions and 0 deletions
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15
projects/demo/etcd/etcd.sh
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@ -29,3 +29,18 @@ NAME=infra${NUM}
--initial-cluster-token etcd-cluster-1 \ --initial-cluster-token etcd-cluster-1 \
--initial-cluster infra200=http://${PREFIX}.200:2380,infra201=http://${PREFIX}.201:2380,infra202=http://${PREFIX}.202:2380 \ --initial-cluster infra200=http://${PREFIX}.200:2380,infra201=http://${PREFIX}.201:2380,infra202=http://${PREFIX}.202:2380 \
--initial-cluster-state new --initial-cluster-state new
echo "Returned $?"
# If we get here, joining a new cluster failed. Let's try joining an
# existing cluster
/usr/local/bin/etcd \
--name ${NAME} \
--debug \
--log-package-levels etcdmain=DEBUG,etcdserver=DEBUG \
--initial-advertise-peer-urls http://${IP}:2380 \
--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-state existing