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89 lines
2.3 KiB
Go
89 lines
2.3 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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 config
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import (
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"fmt"
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"os"
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"strings"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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type EnvSource struct {
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configs *typeutil.ConcurrentMap[string, string]
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KeyFormatter func(string) string
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}
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func NewEnvSource(KeyFormatter func(string) string) EnvSource {
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es := EnvSource{
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configs: typeutil.NewConcurrentMap[string, string](),
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KeyFormatter: KeyFormatter,
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}
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for _, value := range os.Environ() {
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rs := []rune(value)
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in := strings.Index(value, "=")
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key := string(rs[0:in])
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value := string(rs[in+1:])
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envKey := KeyFormatter(key)
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es.configs.Insert(key, value)
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es.configs.Insert(envKey, value)
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}
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return es
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}
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// GetConfigurationByKey implements ConfigSource
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func (es EnvSource) GetConfigurationByKey(key string) (string, error) {
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value, ok := es.configs.Get(key)
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if !ok {
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return "", fmt.Errorf("key not found: %s", key)
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}
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return value, nil
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}
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// GetConfigurations implements ConfigSource
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func (es EnvSource) GetConfigurations() (map[string]string, error) {
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configMap := make(map[string]string)
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es.configs.Range(func(k, v string) bool {
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configMap[k] = v
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return true
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})
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return configMap, nil
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}
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// GetPriority implements ConfigSource
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func (es EnvSource) GetPriority() int {
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return NormalPriority
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}
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// GetSourceName implements ConfigSource
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func (es EnvSource) GetSourceName() string {
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return "EnvironmentSource"
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}
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func (es EnvSource) SetEventHandler(eh EventHandler) {
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}
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func (es EnvSource) UpdateOptions(opts Options) {
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}
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func (es EnvSource) Close() {
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}
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