externalKafka: Allow configuring kafka sasl_plain authentication (#341)

Author: mohitreddy1996

charts/milvus/Chart.yaml

@@ -3,7 +3,7 @@ name: milvus
 appVersion: "2.0.2"
 kubeVersion: "^1.10.0-0"
 description: Milvus is an open-source vector database built to power AI applications and vector similarity search.
-version: 3.0.24
+version: 3.0.25
 keywords:
   - milvus
   - elastic

charts/milvus/README.md

@@ -150,6 +150,10 @@ The following table lists the configurable parameters of the Milvus Service and
 | `externalPulsar.port`                     | The port of the external Pulsar               | `6650`                                                  |
 | `externalKafka.enabled`                   | Enable or disable external Kafka             | `false`                                                 |
 | `externalKafka.brokerList`                | The brokerList of the external Kafka separated by comma               | `localhost:9092`                                             |
+| `externalKafka.securityProtocol`          | The securityProtocol used for kafka authentication                    | `SASL_SSL`                                                   |
+| `externalKafka.sasl.mechanisms`           | SASL mechanism to use for kafka authentication                        | `PLAIN`                                                      |
+| `externalKafka.sasl.username`             | username for PLAIN or SASL/PLAIN authentication                       | ``                                                           |
+| `externalKafka.sasl.password`             | password for PLAIN or SASL/PLAIN authentication                       | ``                                                           |
 =======
 | Parameter                                             | Description                                                  | Default                                                      |
 | ----------------------------------------------------- | ------------------------------------------------------------ | ------------------------------------------------------------ |

charts/milvus/templates/config.tpl

@@ -75,6 +75,14 @@ pulsar:
 
 kafka:
   brokerList: {{ .Values.externalKafka.brokerList }}
+  securityProtocol: {{ .Values.externalKafka.securityProtocol }}
+  saslMechanisms: {{ .Values.externalKafka.sasl.mechanisms }}
+{{- if .Values.externalKafka.sasl.username }}
+  saslUsername: {{ .Values.externalKafka.sasl.username }}
+{{- end }}
+{{- if .Values.externalKafka.sasl.password }}
+  saslPassword: {{ .Values.externalKafka.sasl.password }}
+{{- end }}
 {{- else if .Values.kafka.enabled }}
 
 kafka:

charts/milvus/values.yaml

@@ -739,3 +739,8 @@ externalPulsar:
 externalKafka:
   enabled: false
   brokerList: localhost:9092
+  securityProtocol: SASL_SSL
+  sasl:
+    mechanisms: PLAIN
+    username: ""
+    password: ""