MINOR: env: add option to load environment variables from .env file

Author: oktalz

cmd/dataplaneapi/main.go

@@ -23,19 +23,19 @@ import (
 	"path/filepath"
 	"syscall"
 
+	_ "github.com/KimMachineGun/automemlimit"
 	loads "github.com/go-openapi/loads"
 	"github.com/go-openapi/runtime"
 	"github.com/go-openapi/runtime/security"
-	flags "github.com/jessevdk/go-flags"
-
-	_ "github.com/KimMachineGun/automemlimit"
 	"github.com/haproxytech/client-native/v6/models"
 	"github.com/haproxytech/client-native/v6/storage"
 	"github.com/haproxytech/dataplaneapi"
 	"github.com/haproxytech/dataplaneapi/configuration"
 	"github.com/haproxytech/dataplaneapi/log"
 	"github.com/haproxytech/dataplaneapi/operations"
 	socket_runtime "github.com/haproxytech/dataplaneapi/runtime"
+	flags "github.com/jessevdk/go-flags"
+	"github.com/joho/godotenv"
 	_ "go.uber.org/automaxprocs"
 )
 
@@ -59,6 +59,7 @@ var cliOptions struct {
 }
 
 func main() {
+	_ = godotenv.Load()
 	cancelDebugServer := startRuntimeDebugServer()
 
 	cfg := configuration.Get()

go.mod

@@ -26,6 +26,7 @@ require (
 	github.com/google/uuid v1.6.0
 	github.com/haproxytech/client-native/v6 v6.0.0-20240806205348-3c6c7501d445
 	github.com/jessevdk/go-flags v1.5.0
+	github.com/joho/godotenv v1.5.1
 	github.com/json-iterator/go v1.1.12
 	github.com/kr/pretty v0.3.1
 	github.com/lestrrat-go/apache-logformat v0.0.0-20210106032603-24d066f940f8

go.sum

@@ -110,6 +110,8 @@ github.com/jmespath/go-jmespath v0.4.0 h1:BEgLn5cpjn8UN1mAw4NjwDrS35OdebyEtFe+9Y
 github.com/jmespath/go-jmespath v0.4.0/go.mod h1:T8mJZnbsbmF+m6zOOFylbeCJqk5+pHWvzYPziyZiYoo=
 github.com/jmespath/go-jmespath/internal/testify v1.5.1 h1:shLQSRRSCCPj3f2gpwzGwWFoC7ycTf1rcQZHOlsJ6N8=
 github.com/jmespath/go-jmespath/internal/testify v1.5.1/go.mod h1:L3OGu8Wl2/fWfCI6z80xFu9LTZmf1ZRjMHUOPmWr69U=
+github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
+github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
 github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
 github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=