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Merge pull request #88419 from Jefftree/netproxy-udstoken

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Add support for token authentication with network proxy
This commit is contained in:
Kubernetes Prow Robot 2020-03-02 22:13:37 -08:00 committed by GitHub
commit eaceb7bf5c
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16 changed files with 77 additions and 35 deletions
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22
cluster/gce/addons/konnectivity-agent/daemonset.yaml → cluster/gce/addons/konnectivity-agent/konnectivity-agent-ds.yaml
View File

@ -22,20 +22,16 @@ spec:
tolerations:
- key: "CriticalAddonsOnly"
operator: "Exists"
hostNetwork: true
volumes:
- name: pki
hostPath:
path: /etc/srv/kubernetes/pki/konnectivity-agent
containers:
- image: us.gcr.io/k8s-artifacts-prod/kas-network-proxy/proxy-agent:v0.0.4
- image: us.gcr.io/k8s-artifacts-prod/kas-network-proxy/proxy-agent:v0.0.7
name: konnectivity-agent
command: ["/proxy-agent"]
args: [
"--logtostderr=true",
"--ca-cert=/var/run/secrets/kubernetes.io/serviceaccount/ca.crt",
"--proxy-server-host=__APISERVER_IP__",
"--proxy-server-port=8132"
"--proxy-server-port=8132",
"--service-account-token-path=/var/run/secrets/tokens/konnectivity-agent-token"
]
env:
- name: POD_NAME
@ -50,10 +46,20 @@ spec:
limits:
cpu: 50m
memory: 30Mi
volumeMounts:
- mountPath: /var/run/secrets/tokens
name: konnectivity-agent-token
livenessProbe:
httpGet:
host: 127.0.0.1
port: 8093
path: /healthz
initialDelaySeconds: 15
timeoutSeconds: 15
serviceAccountName: konnectivity-agent
volumes:
- name: konnectivity-agent-token
projected:
sources:
- serviceAccountToken:
path: konnectivity-agent-token
audience: system:konnectivity-server

8
cluster/gce/addons/konnectivity-agent/konnectivity-agent-rbac.yaml Normal file
View File

@ -0,0 +1,8 @@
apiVersion: v1
kind: ServiceAccount
metadata:
name: konnectivity-agent
namespace: kube-system
labels:
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile

15
cluster/gce/addons/konnectivity-agent/konnectivity-rbac.yaml Normal file
View File

@ -0,0 +1,15 @@
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: system:konnectivity-server
labels:
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: system:auth-delegator
subjects:
- apiGroup: rbac.authorization.k8s.io
kind: User
name: system:konnectivity-server

25
cluster/gce/gci/configure-helper.sh
View File

@ -652,8 +652,13 @@ function create-master-auth {
append_or_replace_prefixed_line "${known_tokens_csv}" "${GCE_GLBC_TOKEN}," "system:controller:glbc,uid:system:controller:glbc"
fi
if [[ -n "${ADDON_MANAGER_TOKEN:-}" ]]; then
append_or_replace_prefixed_line "${known_tokens_csv}" "${ADDON_MANAGER_TOKEN}," "system:addon-manager,uid:system:addon-manager,system:masters"
append_or_replace_prefixed_line "${known_tokens_csv}" "${ADDON_MANAGER_TOKEN}," "system:addon-manager,uid:system:addon-manager,system:masters"
fi
if [[ -n "${KONNECTIVITY_SERVER_TOKEN:-}" ]]; then
append_or_replace_prefixed_line "${known_tokens_csv}" "${KONNECTIVITY_SERVER_TOKEN}," "system:konnectivity-server,uid:system:konnectivity-server"
create-kubeconfig "konnectivity-server" ${KONNECTIVITY_SERVER_TOKEN}
fi
if [[ -n "${EXTRA_STATIC_AUTH_COMPONENTS:-}" ]]; then
# Create a static Bearer token and kubeconfig for extra, comma-separated components.
IFS="," read -r -a extra_components <<< "${EXTRA_STATIC_AUTH_COMPONENTS:-}"
@ -807,10 +812,10 @@ kind: EgressSelectorConfiguration
egressSelections:
- name: cluster
connection:
proxyProtocol: HTTPConnect
proxyProtocol: GRPC
transport:
uds:
udsName: /etc/srv/kubernetes/konnectivity/konnectivity-server.socket
udsName: /etc/srv/kubernetes/konnectivity-server/konnectivity-server.socket
- name: master
connection:
proxyProtocol: Direct
@ -1652,13 +1657,17 @@ function prepare-konnectivity-server-manifest {
params+=("--log-file=/var/log/konnectivity-server.log")
params+=("--logtostderr=false")
params+=("--log-file-max-size=0")
params+=("--uds-name=/etc/srv/kubernetes/konnectivity/konnectivity-server.socket")
params+=("--uds-name=/etc/srv/kubernetes/konnectivity-server/konnectivity-server.socket")
params+=("--cluster-cert=/etc/srv/kubernetes/pki/apiserver.crt")
params+=("--cluster-key=/etc/srv/kubernetes/pki/apiserver.key")
params+=("--mode=http-connect")
params+=("--mode=grpc")
params+=("--server-port=0")
params+=("--agent-port=$1")
params+=("--admin-port=$2")
params+=("--agent-namespace=kube-system")
params+=("--agent-service-account=konnectivity-agent")
params+=("--kubeconfig=/etc/srv/kubernetes/konnectivity-server/kubeconfig")
params+=("--authentication-audience=system:konnectivity-server")
konnectivity_args=""
for param in "${params[@]}"; do
konnectivity_args+=", \"${param}\""
@ -2469,7 +2478,7 @@ function setup-node-termination-handler-manifest {
}
function setup-konnectivity-agent-manifest {
local -r manifest="/etc/kubernetes/addons/konnectivity-agent/daemonset.yaml"
local -r manifest="/etc/kubernetes/addons/konnectivity-agent/konnectivity-agent-ds.yaml"
sed -i "s|__APISERVER_IP__|${KUBERNETES_MASTER_NAME}|g" "${manifest}"
}
@ -2777,6 +2786,10 @@ function main() {
if [[ "${ENABLE_APISERVER_INSECURE_PORT:-false}" != "true" ]]; then
KUBE_BOOTSTRAP_TOKEN="$(secure_random 32)"
fi
if [[ "${ENABLE_EGRESS_VIA_KONNECTIVITY_SERVICE:-false}" == "true" ]]; then
KONNECTIVITY_SERVER_TOKEN="$(secure_random 32)"
fi
setup-os-params
config-ip-firewall

6
cluster/gce/manifests/konnectivity-server.yaml
View File

@ -11,7 +11,7 @@ spec:
hostNetwork: true
containers:
- name: konnectivity-server-container
image: us.gcr.io/k8s-artifacts-prod/kas-network-proxy/proxy-server:v0.0.4
image: us.gcr.io/k8s-artifacts-prod/kas-network-proxy/proxy-server:v0.0.7
resources:
requests:
cpu: 25m
@ -39,7 +39,7 @@ spec:
mountPath: /etc/srv/kubernetes/pki
readOnly: true
- name: konnectivity-uds
mountPath: /etc/srv/kubernetes/konnectivity
mountPath: /etc/srv/kubernetes/konnectivity-server
readOnly: false
volumes:
- name: varlogkonnectivityserver
@ -51,5 +51,5 @@ spec:
path: /etc/srv/kubernetes/pki
- name: konnectivity-uds
hostPath:
path: /etc/srv/kubernetes/konnectivity
path: /etc/srv/kubernetes/konnectivity-server
type: DirectoryOrCreate

2
go.mod
View File

@ -573,7 +573,7 @@ replace (
mvdan.cc/lint => mvdan.cc/lint v0.0.0-20170908181259-adc824a0674b
mvdan.cc/unparam => mvdan.cc/unparam v0.0.0-20190209190245-fbb59629db34
rsc.io/pdf => rsc.io/pdf v0.1.1
sigs.k8s.io/apiserver-network-proxy/konnectivity-client => sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5
sigs.k8s.io/apiserver-network-proxy/konnectivity-client => sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7
sigs.k8s.io/kustomize => sigs.k8s.io/kustomize v2.0.3+incompatible
sigs.k8s.io/structured-merge-diff/v3 => sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c
sigs.k8s.io/yaml => sigs.k8s.io/yaml v1.2.0

4
go.sum
View File

@ -619,8 +619,8 @@ mvdan.cc/interfacer v0.0.0-20180901003855-c20040233aed/go.mod h1:Xkxe497xwlCKkIa
mvdan.cc/lint v0.0.0-20170908181259-adc824a0674b/go.mod h1:2odslEg/xrtNQqCYg2/jCoyKnw3vv5biOc3JnIcYfL4=
mvdan.cc/unparam v0.0.0-20190209190245-fbb59629db34/go.mod h1:H6SUd1XjIs+qQCyskXg5OFSrilMRUkD8ePJpHKDPaeY=
rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5 h1:bwop2S7kJYCtltbitSoLqQb8HdTxbcRAKqAGzcB4Lk8=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7 h1:uuHDyjllyzRyCIvvn0OBjiRB0SgBZGqHNYAmjR7fO50=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/kustomize v2.0.3+incompatible h1:JUufWFNlI44MdtnjUqVnvh29rR37PQFzPbLXqhyOyX0=
sigs.k8s.io/kustomize v2.0.3+incompatible/go.mod h1:MkjgH3RdOWrievjo6c9T245dYlB5QeXV4WCbnt/PEpU=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c h1:xQP7F7Lntt2dtYmg12WPQHObOrAyPHlMWP1JVSa79GM=

4
staging/src/k8s.io/apiextensions-apiserver/go.sum generated
View File

@ -430,8 +430,8 @@ k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c h1:/KUFqjjqAcY4Us6luF5RDN
k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c/go.mod h1:GRQhZsXIAJ1xR0C9bd8UpWHZ5plfAS9fzPjJuQ6JL3E=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31 h1:KCcLuc/HD1RogJgEbZi9ObRuLv1bgiRCfAbidLKrUpg=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5 h1:bwop2S7kJYCtltbitSoLqQb8HdTxbcRAKqAGzcB4Lk8=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7 h1:uuHDyjllyzRyCIvvn0OBjiRB0SgBZGqHNYAmjR7fO50=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200116222232-67a7b8c61874/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c h1:xQP7F7Lntt2dtYmg12WPQHObOrAyPHlMWP1JVSa79GM=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=

2
staging/src/k8s.io/apiserver/go.mod
View File

@ -50,7 +50,7 @@ require (
k8s.io/klog v1.0.0
k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c
sigs.k8s.io/yaml v1.2.0
)

4
staging/src/k8s.io/apiserver/go.sum generated
View File

@ -346,8 +346,8 @@ k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c h1:/KUFqjjqAcY4Us6luF5RDN
k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c/go.mod h1:GRQhZsXIAJ1xR0C9bd8UpWHZ5plfAS9fzPjJuQ6JL3E=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31 h1:KCcLuc/HD1RogJgEbZi9ObRuLv1bgiRCfAbidLKrUpg=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5 h1:bwop2S7kJYCtltbitSoLqQb8HdTxbcRAKqAGzcB4Lk8=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7 h1:uuHDyjllyzRyCIvvn0OBjiRB0SgBZGqHNYAmjR7fO50=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200116222232-67a7b8c61874/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c h1:xQP7F7Lntt2dtYmg12WPQHObOrAyPHlMWP1JVSa79GM=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=

4
staging/src/k8s.io/kube-aggregator/go.sum generated
View File

@ -367,8 +367,8 @@ k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c h1:/KUFqjjqAcY4Us6luF5RDN
k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c/go.mod h1:GRQhZsXIAJ1xR0C9bd8UpWHZ5plfAS9fzPjJuQ6JL3E=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31 h1:KCcLuc/HD1RogJgEbZi9ObRuLv1bgiRCfAbidLKrUpg=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5 h1:bwop2S7kJYCtltbitSoLqQb8HdTxbcRAKqAGzcB4Lk8=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7 h1:uuHDyjllyzRyCIvvn0OBjiRB0SgBZGqHNYAmjR7fO50=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200116222232-67a7b8c61874/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c h1:xQP7F7Lntt2dtYmg12WPQHObOrAyPHlMWP1JVSa79GM=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=

2
staging/src/k8s.io/legacy-cloud-providers/go.sum generated
View File

@ -350,7 +350,7 @@ k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c h1:/KUFqjjqAcY4Us6luF5RDN
k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c/go.mod h1:GRQhZsXIAJ1xR0C9bd8UpWHZ5plfAS9fzPjJuQ6JL3E=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31 h1:KCcLuc/HD1RogJgEbZi9ObRuLv1bgiRCfAbidLKrUpg=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200116222232-67a7b8c61874/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c h1:xQP7F7Lntt2dtYmg12WPQHObOrAyPHlMWP1JVSa79GM=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=

4
staging/src/k8s.io/sample-apiserver/go.sum generated
View File

@ -364,8 +364,8 @@ k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c h1:/KUFqjjqAcY4Us6luF5RDN
k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c/go.mod h1:GRQhZsXIAJ1xR0C9bd8UpWHZ5plfAS9fzPjJuQ6JL3E=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31 h1:KCcLuc/HD1RogJgEbZi9ObRuLv1bgiRCfAbidLKrUpg=
k8s.io/utils v0.0.0-20200117235808-5f6fbceb4c31/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5 h1:bwop2S7kJYCtltbitSoLqQb8HdTxbcRAKqAGzcB4Lk8=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7 h1:uuHDyjllyzRyCIvvn0OBjiRB0SgBZGqHNYAmjR7fO50=
sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200116222232-67a7b8c61874/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c h1:xQP7F7Lntt2dtYmg12WPQHObOrAyPHlMWP1JVSa79GM=
sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=

2
vendor/modules.txt vendored
View File

@ -1959,7 +1959,7 @@ k8s.io/utils/path
k8s.io/utils/pointer
k8s.io/utils/strings
k8s.io/utils/trace
# sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5 => sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.5
# sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7 => sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7
sigs.k8s.io/apiserver-network-proxy/konnectivity-client/pkg/client
sigs.k8s.io/apiserver-network-proxy/konnectivity-client/proto/client
# sigs.k8s.io/kustomize v2.0.3+incompatible => sigs.k8s.io/kustomize v2.0.3+incompatible

4
vendor/sigs.k8s.io/apiserver-network-proxy/konnectivity-client/pkg/client/client.go generated vendored
View File

@ -88,7 +88,7 @@ func (t *grpcTunnel) serve() {
return
}
klog.Infof("[tracing] recv packet %+v", pkt)
klog.V(6).Infof("[tracing] recv packet, type: %s", pkt.Type)
switch pkt.Type {
case client.PacketType_DIAL_RSP:
@ -165,7 +165,7 @@ func (t *grpcTunnel) Dial(protocol, address string) (net.Conn, error) {
},
},
}
klog.Infof("[tracing] send packet %+v", req)
klog.V(6).Infof("[tracing] send packet, type: %s", req.Type)
err := t.stream.Send(req)
if err != nil {

4
vendor/sigs.k8s.io/apiserver-network-proxy/konnectivity-client/pkg/client/conn.go generated vendored
View File

@ -54,7 +54,7 @@ func (c *conn) Write(data []byte) (n int, err error) {
},
}
klog.Infof("[tracing] send req %+v", req)
klog.V(6).Infof("[tracing] send req, type: %s", req.Type)
err = c.stream.Send(req)
if err != nil {
@ -122,7 +122,7 @@ func (c *conn) Close() error {
},
}
klog.Infof("[tracing] send req %+v", req)
klog.V(6).Infof("[tracing] send req, type: %s", req.Type)
if err := c.stream.Send(req); err != nil {
return err