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45 lines
1.4 KiB
45 lines
1.4 KiB
// Copyright © 2023 OpenIM. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package zookeeper
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import (
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"os"
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"strings"
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)
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// getEnv returns the value of an environment variable if it exists, otherwise it returns the fallback value.
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func getEnv(key, fallback string) string {
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if value, exists := os.LookupEnv(key); exists {
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return value
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}
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return fallback
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}
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// getZkAddrFromEnv returns the Zookeeper addresses combined from the ZOOKEEPER_ADDRESS and ZOOKEEPER_PORT environment variables.
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// If the environment variables are not set, it returns the fallback value.
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func getZkAddrFromEnv(fallback []string) []string {
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address, addrExists := os.LookupEnv("ZOOKEEPER_ADDRESS")
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port, portExists := os.LookupEnv("ZOOKEEPER_PORT")
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if addrExists && portExists {
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addresses := strings.Split(address, ",")
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for i, addr := range addresses {
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addresses[i] = addr + ":" + port
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}
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return addresses
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}
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return fallback
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}
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