unkinben
c39703ed0d
Fixes #69 ## Why `getenv` returned the fallback whenever `os.Getenv` was empty, so an intentionally-empty env var could not override a non-empty default. ## Changes - Use `os.LookupEnv` to distinguish unset from set-but-empty. ## Validation - `make e2e` passes. Reviewed-on: #85 Co-authored-by: Ben Vincent <ben@unkin.net> Co-committed-by: Ben Vincent <ben@unkin.net>
73 lines
1.4 KiB
Go
73 lines
1.4 KiB
Go
package config
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import (
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"fmt"
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"os"
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"strconv"
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)
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type Config struct {
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ListenAddr string
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DBHost string
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DBPort int
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DBUser string
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DBPass string
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DBName string
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DBSSL string
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RedisURL string
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S3Endpoint string
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S3AccessKey string
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S3SecretKey string
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S3Bucket string
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S3Secure bool
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S3Region string
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}
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func (c *Config) DatabaseDSN() string {
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return fmt.Sprintf(
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"postgres://%s:%s@%s:%d/%s?sslmode=%s",
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c.DBUser, c.DBPass, c.DBHost, c.DBPort, c.DBName, c.DBSSL,
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)
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}
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func Load() (*Config, error) {
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dbPort, err := strconv.Atoi(getenv("DBPORT", "5432"))
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if err != nil {
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return nil, fmt.Errorf("invalid DBPORT: %w", err)
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}
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s3Secure, _ := strconv.ParseBool(getenv("MINIO_SECURE", "false"))
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cfg := &Config{
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ListenAddr: getenv("LISTEN_ADDR", ":8000"),
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DBHost: getenv("DBHOST", "localhost"),
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DBPort: dbPort,
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DBUser: getenv("DBUSER", "artifacts"),
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DBPass: getenv("DBPASS", ""),
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DBName: getenv("DBNAME", "artifacts"),
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DBSSL: getenv("DBSSL", "disable"),
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RedisURL: getenv("REDIS_URL", "redis://localhost:6379"),
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S3Endpoint: getenv("MINIO_ENDPOINT", "localhost:9000"),
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S3AccessKey: getenv("MINIO_ACCESS_KEY", ""),
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S3SecretKey: getenv("MINIO_SECRET_KEY", ""),
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S3Bucket: getenv("MINIO_BUCKET", "artifacts"),
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S3Secure: s3Secure,
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S3Region: getenv("MINIO_REGION", ""),
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}
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return cfg, nil
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}
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func getenv(key, fallback string) string {
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if v, ok := os.LookupEnv(key); ok {
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return v
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}
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return fallback
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}
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