kube-dns 不工作
kube-dns does not work
我已经创建了集群(Centos 7)并使用 kube-dns 部署了 rc。集群工作正常,但 kube-dns 在日志中打印错误。
I0817 12:40:01.589924 1 dns.go:299] could not find service for endpoint "kubernetes" in namespace "default"
I0817 12:40:01.591584 1 dns.go:299] could not find service for endpoint "kube-scheduler" in namespace "kube-system"
I0817 12:40:01.591608 1 dns.go:299] could not find service for endpoint "kube-controller-manager" in namespace "kube-system"
I0817 12:40:01.591620 1 dns.go:299] could not find service for endpoint "kube-dns" in namespace "kube-system"
API 服务器:
###
# kubernetes 系统配置
#
# 以下值用于配置 kube-apiserver
#
# The address on the local server to listen to.
KUBE_API_ADDRESS="--address=0.0.0.0"
# The port on the local server to listen on.
KUBE_API_PORT="--port=8080"
# Port minions listen on
KUBELET_PORT="--kubelet-port=10250"
# Comma separated list of nodes in the etcd cluster
KUBE_ETCD_SERVERS="--etcd-servers=http://127.0.0.1:2379"
# Address range to use for services
KUBE_SERVICE_ADDRESSES="--service-cluster-ip-range=10.10.150.0/19"
# default admission control policies
KUBE_ADMISSION_CONTROL="NamespaceLifecycle,NamespaceExists,LimitRanger,SecurityContextDeny,ServiceAccount,ResourceQuota"
# Add your own!
主配置文件:
KUBE_LOGTOSTDERR="--logtostderr=true"
ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
DNS_SERVER_IP="10.10.150.250"
DNS_DOMAIN="cluster.local"
DNS_REPLICAS=1
# journal message level, 0 is debug
KUBE_LOG_LEVEL="--v=0"
# Should this cluster be allowed to run privileged docker containers
KUBE_ALLOW_PRIV="--allow-privileged=false"
# How the controller-manager, scheduler, and proxy find the apiserver
KUBE_MASTER="--master=http://127.0.0.1:8080"
有人知道发生了什么事吗?)
https://github.com/kubernetes/kubernetes/blob/master/hack/local-up-cluster.sh#L352
KUBE_ENABLE_CLUSTER_DNS 应该为 true DNS 才能工作。
--cluster-dns=10.10.150.250
--cluster_domain=cluster.local
问题出在我的 SELinux 中...当我禁用它时一切正常。
我已经创建了集群(Centos 7)并使用 kube-dns 部署了 rc。集群工作正常,但 kube-dns 在日志中打印错误。
I0817 12:40:01.589924 1 dns.go:299] could not find service for endpoint "kubernetes" in namespace "default"
I0817 12:40:01.591584 1 dns.go:299] could not find service for endpoint "kube-scheduler" in namespace "kube-system"
I0817 12:40:01.591608 1 dns.go:299] could not find service for endpoint "kube-controller-manager" in namespace "kube-system"
I0817 12:40:01.591620 1 dns.go:299] could not find service for endpoint "kube-dns" in namespace "kube-system"
API 服务器: ### # kubernetes 系统配置 # # 以下值用于配置 kube-apiserver #
# The address on the local server to listen to.
KUBE_API_ADDRESS="--address=0.0.0.0"
# The port on the local server to listen on.
KUBE_API_PORT="--port=8080"
# Port minions listen on
KUBELET_PORT="--kubelet-port=10250"
# Comma separated list of nodes in the etcd cluster
KUBE_ETCD_SERVERS="--etcd-servers=http://127.0.0.1:2379"
# Address range to use for services
KUBE_SERVICE_ADDRESSES="--service-cluster-ip-range=10.10.150.0/19"
# default admission control policies
KUBE_ADMISSION_CONTROL="NamespaceLifecycle,NamespaceExists,LimitRanger,SecurityContextDeny,ServiceAccount,ResourceQuota"
# Add your own!
主配置文件:
KUBE_LOGTOSTDERR="--logtostderr=true"
ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
DNS_SERVER_IP="10.10.150.250"
DNS_DOMAIN="cluster.local"
DNS_REPLICAS=1
# journal message level, 0 is debug
KUBE_LOG_LEVEL="--v=0"
# Should this cluster be allowed to run privileged docker containers
KUBE_ALLOW_PRIV="--allow-privileged=false"
# How the controller-manager, scheduler, and proxy find the apiserver
KUBE_MASTER="--master=http://127.0.0.1:8080"
有人知道发生了什么事吗?)
https://github.com/kubernetes/kubernetes/blob/master/hack/local-up-cluster.sh#L352
KUBE_ENABLE_CLUSTER_DNS 应该为 true DNS 才能工作。 --cluster-dns=10.10.150.250 --cluster_domain=cluster.local
问题出在我的 SELinux 中...当我禁用它时一切正常。