Merge pull request #1069 from hashicorp/fix-read-node-attr

Fix read node attr

Vagrantfile

@@ -42,7 +42,7 @@ source /etc/profile.d/gopath.sh
 
 echo Fetching Consul...
 cd /tmp/
-wget https://releases.hashicorp.com/consul/0.6.0/consul_0.6.0_linux_amd64.zip -O consul.zip
+wget https://releases.hashicorp.com/consul/0.6.4/consul_0.6.4_linux_amd64.zip -O consul.zip
 echo Installing Consul...
 unzip consul.zip
 sudo chmod +x consul

client/client.go

@@ -1192,7 +1192,11 @@ func (c *Client) syncConsul() {
 		select {
 		case <-sync.C:
 			// Give up pruning services if we can't fingerprint Consul
-			if _, ok := c.config.Node.Attributes["consul.server"]; !ok {
+
+			c.configLock.RLock()
+			_, ok := c.configCopy.Node.Attributes["consul.server"]
+			c.configLock.RUnlock()
+			if !ok {
 				continue
 			}
 			services := make(map[string]struct{})