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Open-IM-Server/pkg/common/kafka/util.go

66 lines
2.0 KiB

// Copyright © 2023 OpenIM. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package kafka
import (
"fmt"
"os"
"strings"
"github.com/IBM/sarama"
"github.com/openimsdk/open-im-server/v3/pkg/common/config"
"github.com/openimsdk/open-im-server/v3/pkg/common/tls"
)
// SetupTLSConfig set up the TLS config from config file.
func SetupTLSConfig(cfg *sarama.Config) {
if config.Config.Kafka.TLS != nil {
cfg.Net.TLS.Enable = true
cfg.Net.TLS.Config = tls.NewTLSConfig(
config.Config.Kafka.TLS.ClientCrt,
config.Config.Kafka.TLS.ClientKey,
config.Config.Kafka.TLS.CACrt,
[]byte(config.Config.Kafka.TLS.ClientKeyPwd),
)
}
}
// getEnvOrConfig returns the value of the environment variable if it exists,
// otherwise, it returns the value from the configuration file.
func getEnvOrConfig(envName string, configValue string) string {
if value, exists := os.LookupEnv(envName); exists {
return value
}
return configValue
}
// getKafkaAddrFromEnv returns the Kafka addresses combined from the KAFKA_ADDRESS and KAFKA_PORT environment variables.
// If the environment variables are not set, it returns the fallback value.
func getKafkaAddrFromEnv(fallback []string) []string {
envAddr := os.Getenv("KAFKA_ADDRESS")
envPort := os.Getenv("KAFKA_PORT")
if envAddr != "" && envPort != "" {
addresses := strings.Split(envAddr, ",")
for i, addr := range addresses {
addresses[i] = fmt.Sprintf("%s:%s", addr, envPort)
}
return addresses
}
return fallback
}