Merge pull request #2619 from kelseyhightower/update-docker-docs

Documentation: update docker docs to use new image and mount certs

Documentation/docker_guide.md

@@ -13,7 +13,8 @@ export HostIP="192.168.12.50"
 The following `docker run` command will expose the etcd client API over ports 4001 and 2379, and expose the peer port over 2380.
 
 ```
-docker run -d -p 4001:4001 -p 2380:2380 -p 2379:2379 --name etcd quay.io/coreos/etcd:v2.0.3 \
+docker run -d -v /usr/share/ca-certificates/:/etc/ssl/certs -p 4001:4001 -p 2380:2380 -p 2379:2379 \
+ --name etcd quay.io/coreos/etcd:v2.0.8 \
  -name etcd0 \
  -advertise-client-urls http://${HostIP}:2379,http://${HostIP}:4001 \
  -listen-client-urls http://0.0.0.0:2379,http://0.0.0.0:4001 \
@@ -42,7 +43,8 @@ The main difference being the value used for the `-initial-cluster` flag, which
 ### etcd0
 
 ```
-docker run -d -p 4001:4001 -p 2380:2380 -p 2379:2379 --name etcd quay.io/coreos/etcd:v2.0.3 \
+docker run -d -v /usr/share/ca-certificates/:/etc/ssl/certs -p 4001:4001 -p 2380:2380 -p 2379:2379 \
+ --name etcd quay.io/coreos/etcd:v2.0.8 \
  -name etcd0 \
  -advertise-client-urls http://192.168.12.50:2379,http://192.168.12.50:4001 \
  -listen-client-urls http://0.0.0.0:2379,http://0.0.0.0:4001 \
@@ -56,7 +58,8 @@ docker run -d -p 4001:4001 -p 2380:2380 -p 2379:2379 --name etcd quay.io/coreos/
 ### etcd1
 
 ```
-docker run -d -p 4001:4001 -p 2380:2380 -p 2379:2379 --name etcd quay.io/coreos/etcd:v2.0.3 \
+docker run -d -v /usr/share/ca-certificates/:/etc/ssl/certs -p 4001:4001 -p 2380:2380 -p 2379:2379 \
+ --name etcd quay.io/coreos/etcd:v2.0.8 \
  -name etcd1 \
  -advertise-client-urls http://192.168.12.51:2379,http://192.168.12.51:4001 \
  -listen-client-urls http://0.0.0.0:2379,http://0.0.0.0:4001 \
@@ -70,7 +73,8 @@ docker run -d -p 4001:4001 -p 2380:2380 -p 2379:2379 --name etcd quay.io/coreos/
 ### etcd2
 
 ```
-docker run -d -p 4001:4001 -p 2380:2380 -p 2379:2379 --name etcd quay.io/coreos/etcd:v2.0.3 \
+docker run -d -v /usr/share/ca-certificates/:/etc/ssl/certs -p 4001:4001 -p 2380:2380 -p 2379:2379 \
+ --name etcd quay.io/coreos/etcd:v2.0.8 \
  -name etcd2 \
  -advertise-client-urls http://192.168.12.52:2379,http://192.168.12.52:4001 \
  -listen-client-urls http://0.0.0.0:2379,http://0.0.0.0:4001 \