68 lines
1.2 KiB
Go
68 lines
1.2 KiB
Go
package config
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import (
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"os"
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"strings"
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"github.com/joho/godotenv"
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"go.uber.org/zap"
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)
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type Config struct {
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URI string
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Username string
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Password string
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Topics []string
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CACert string
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}
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func NewConfig(logger *zap.Logger) *Config {
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err := godotenv.Load()
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if err != nil {
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logger.Warn("Error loading .env file, using environment variables")
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}
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uri := os.Getenv("MQTT_URI")
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if uri == "" {
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logger.Fatal("MQTT_URI is not set")
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}
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username := os.Getenv("MQTT_USERNAME")
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if username == "" {
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logger.Warn("MQTT_USERNAME is not set")
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}
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password := os.Getenv("MQTT_PASSWORD")
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if password == "" {
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logger.Warn("MQTT_PASSWORD is not set")
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}
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topicsEnv := os.Getenv("MQTT_TOPICS")
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var topics []string
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if topicsEnv == "" {
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logger.Warn("MQTT_TOPICS is not set, defaulting to #")
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topics = []string{"#"}
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} else {
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parts := strings.Split(topicsEnv, ",")
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for _, p := range parts {
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t := strings.TrimSpace(p)
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if t != "" {
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topics = append(topics, t)
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}
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}
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}
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caCert := os.Getenv("MQTT_CACERT")
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if caCert == "" {
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logger.Warn("MQTT_CACERT is not set, not using TLS")
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}
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return &Config{
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URI: uri,
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Username: username,
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Password: password,
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Topics: topics,
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CACert: caCert,
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}
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}
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