add configmap for dm-master

manifests/dm/README.md

@@ -10,10 +10,12 @@ This document describes how to deploy DM of the new HA architecture with the yam
 
 ## Deploy dm-master
 
+Update the rpc configs if necessary in `master/config/config.toml`.
+
 {{< copyable "shell-regular" >}}
 
 ``` shell
-kubectl create -f master/dm-master.yaml -n <namespace>
+kubectl apply -k master -n <namespace>
 ```
 
 > **Note: **
@@ -28,15 +30,15 @@ kubectl create -f master/dm-master.yaml -n <namespace>
     {{< copyable "shell-regular" >}}
 
     ``` shell
-    kubectl kustomize worker/base | kubectl apply -f - -n <namespace>
+    kubectl apply -k worker/base -n <namespace>
     ```
 
 - If you need to use DM for both full and incremental data migration, you have to create PVC for dm-worker, deploy it with below command:
 
     {{< copyable "shell-regular" >}}
 
     ``` shell
-    kubectl kustomize worker/overlays/full | kubectl apply -f - -n <namespace>
+    kubectl apply -k worker/overlays/full -n <namespace>
     ```
 
 > **Note: **

manifests/dm/master/config/config.toml

@@ -0,0 +1,14 @@
+# rpc configuration
+#
+# rpc timeout is a positive number plus time unit. we use golang standard time
+# units including: "ns", "us", "ms", "s", "m", "h". You should provide a proper
+# rpc timeout according to your use scenario.
+rpc-timeout = "30s"
+# rpc limiter controls how frequently events are allowed to happen.
+# It implements a "token bucket" of size `rpc-rate-limit`, initially full and
+# refilled at rate `rpc-rate-limit` tokens per second. Note `rpc-rate-limit`
+# is float64 type, so remember to add a decimal point and one trailing 0 if its
+# literal value happens to be an integer.
+rpc-rate-limit = 10.0
+rpc-rate-burst = 40
+

manifests/dm/master/dm-master.yaml

@@ -26,7 +26,8 @@ spec:
       containers:
       - command:
         - /dm-master
-        - -data-dir=/data
+        - --data-dir=/data
+        - --config=/etc/config/config.toml
         - --name=$(MY_POD_NAME)
         - --master-addr=:8261
         - --advertise-addr=$(MY_POD_NAME).$(PEER_SERVICE_NAME).$(NAMESPACE):8261
@@ -82,11 +83,17 @@ spec:
         volumeMounts:
         - mountPath: /data
           name: data
+        - mountPath: /etc/config
+          name: config
       dnsPolicy: ClusterFirst
       restartPolicy: Always
       schedulerName: default-scheduler
       securityContext: {}
       terminationGracePeriodSeconds: 30
+      volumes:
+      - configMap:
+          name: dm-master-config
+        name: config
   updateStrategy:
     rollingUpdate:
       partition: 3

manifests/dm/master/kustomization.yaml

@@ -0,0 +1,10 @@
+resources:
+- dm-master.yaml
+configMapGenerator:
+- name: dm-master-config
+  files:
+  - config/config.toml
+generatorOptions:
+  labels:
+    app.kubernetes.io/component: dm-master
+