openshift首页进不去
启动openshift时报的错，大意是：
无法为kubelet构造api.Node对象：无法获取节点master.example.com的IP地址：
所以就联想到新装的centos，没有在网卡配置文件中配置固定IP
添加IPADDR=192.*.*.*
IP还跟默认分配的保持不变就好。
重新启动openshift，OK。
异常内容：
I0522 00:34:59.046046 6923 endpoints_controller.go:325] Waiting for pods controller to sync, requeuing service default/kubernetes E0522 00:34:59.098098 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098122 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098128 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098134 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098139 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098144 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098337 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098345 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098351 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098355 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098360 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098364 6923 util.go:45] Metric for replenishment_controller already registered E0522 00:34:59.098368 6923 util.go:45] Metric for replenishment_controller already registered I0522 00:34:59.172993 6923 endpoints_controller.go:325] Waiting for pods controller to sync, requeuing service default/kubernetes I0522 00:34:59.276459 6923 endpoints_controller.go:325] Waiting for pods controller to sync, requeuing service default/kubernetes I0522 00:34:59.289358 6923 start_master.go:691] Started Origin Controllers I0522 00:34:59.297654 6923 kubelet.go:1067] Controller attach/detach is disabled for this node; Kubelet will attach and detach volumes E0522 00:34:59.308466 6923 kubelet.go:1172] Unable to construct api.Node object for kubelet: can't get ip address of node master.example.com: lookup master.example.com on 192.168.238.2:53: no such host I0522 00:34:59.376810 6923 endpoints_controller.go:325] Waiting for pods controller to sync, requeuing service default/kubernetes I0522 00:35:00.108732 6923 kubelet.go:1067] Controller attach/detach is disabled for this node; Kubelet will attach and detach volumes E0522 00:35:00.120079 6923 kubelet.go:1172] Unable to construct api.Node object for kubelet: can't get ip address of node master.example.com: lookup master.example.com on 192.168.238.2:53: no such host I0522 00:35:01.720788 6923 kubelet.go:1067] Controller attach/detach is disabled for this node; Kubelet will attach and detach volumes E0522 00:35:01.756366 6923 kubelet.go:1172] Unable to construct api.Node object for kubelet: can't get ip address of node master.example.com: lookup master.example.com on 192.168.238.2:53: no such host I0522 00:35:04.956605 6923 kubelet.go:1067] Controller attach/detach is disabled for this node; Kubelet will attach and detach volumes E0522 00:35:04.965966 6923 kubelet.go:1172] Unable to construct api.Node object for kubelet: can't get ip address of node master.example.com: lookup master.example.com on 192.168.238.2:53: no such host ^C2018-05-22 00:35:06.981664 N | osutil: received interrupt signal, shutting down...