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Return error if etcd_endpoints variable is missing

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Kevin
2025-01-18 12:07:08 +01:00
parent 78b8c2d48a
commit b885893879
2 changed files with 9 additions and 5 deletions
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12
config/config.go
View File

@@ -1,7 +1,8 @@
package config package config
import ( import (
"log" "fmt"
"log/slog"
"github.com/joho/godotenv" "github.com/joho/godotenv"
"github.com/kelseyhightower/envconfig" "github.com/kelseyhightower/envconfig"
@@ -9,18 +10,21 @@ import (
// Config contains environment variables. // Config contains environment variables.
type Config struct { type Config struct {
EtcdEndpoint string `envconfig:"ETCD_ENDPOINTS"` EtcdEndpoint string `envconfig:"ETCD_ENDPOINTS"`
} }
// LoadConfig reads environment variables, populates and returns Config. // LoadConfig reads environment variables, populates and returns Config.
func LoadConfig() (*Config, error) { func LoadConfig() (*Config, error) {
if err := godotenv.Load(); err != nil { if err := godotenv.Load(); err != nil {
log.Println("No .env file found") slog.Warn("No .env file found")
} }
var c Config var c Config
err := envconfig.Process("", &c) err := envconfig.Process("", &c)
if len(c.EtcdEndpoint) < 1 {
err = fmt.Errorf("missing variable ETCD_ENDPOINTS, not set")
}
return &c, err return &c, err
} }

2
main.go
View File

@@ -25,7 +25,7 @@ func getArgvFilename() string {
func main() { func main() {
_, err := config.LoadConfig() _, err := config.LoadConfig()
if err != nil { if err != nil {
log.Println("Error from config loader", err) log.Fatalf("Error from config loader: %s", err)
} }
// setup etcd client // setup etcd client