Adding username and password to env variables

Dockerfile

@@ -4,5 +4,5 @@ RUN apk add --no-cache ca-certificates
 
 COPY ./dist/helm-chart-publisher_linux-amd64 /helm-chart-publisher
 
-CMD ["/helm-chart-publisher", "-c", "/config.yaml"]
+CMD ["/helm-chart-publisher", "-c", "/etc/helm-chart-publisher/config.yaml"]
 

api/api.go

@@ -38,6 +38,11 @@ func (api *API) Serve(address string) {
 func (api *API) registerHandlers() {
 	api.echo.GET("/:repo/index.yaml", api.getIndexHandler)
 	api.echo.PUT("/charts", api.publishChartHandler)
+	api.echo.GET("/health", api.healthHandler)
+}
+
+func (api *API) healthHandler(c echo.Context) error {
+	return c.String(http.StatusOK, "WORKING")
 }
 
 func (api *API) getIndexHandler(c echo.Context) error {

storage/s3/factory.go

@@ -1,6 +1,8 @@
 package s3
 
 import (
+	"os"
+
 	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/aws/credentials"
 	"github.com/aws/aws-sdk-go/aws/session"
@@ -42,6 +44,8 @@ func decodeAndValidateConfig(c map[string]interface{}) (*Config, error) {
 		return nil, err
 	}
 
+	mergeEnviromentVariables(&config)
+
 	if config.AccessKey == "" {
 		return nil, errors.New("Invalid config. Access Key is required.")
 	}
@@ -57,3 +61,13 @@ func decodeAndValidateConfig(c map[string]interface{}) (*Config, error) {
 
 	return &config, nil
 }
+
+func mergeEnviromentVariables(config *Config) {
+	if accessKey := os.Getenv("AWS_ACCESS_KEY"); accessKey != "" {
+		config.AccessKey = accessKey
+	}
+
+	if secretKey := os.Getenv("AWS_SECRET_KEY"); secretKey != "" {
+		config.SecretKey = secretKey
+	}
+}

storage/swift/factory.go

@@ -4,6 +4,7 @@ import (
 	"crypto/tls"
 	"errors"
 	"net/http"
+	"os"
 	"time"
 
 	"github.com/luizbafilho/helm-chart-publisher/storage"
@@ -59,6 +60,8 @@ func decodeAndValidateConfig(c map[string]interface{}) (*Config, error) {
 		return nil, err
 	}
 
+	mergeEnviromentVariables(&config)
+
 	if config.Username == "" {
 		return nil, errors.New("Invalid config. Username is required.")
 	}
@@ -77,3 +80,13 @@ func decodeAndValidateConfig(c map[string]interface{}) (*Config, error) {
 
 	return &config, nil
 }
+
+func mergeEnviromentVariables(config *Config) {
+	if username := os.Getenv("SWIFT_USERNAME"); username != "" {
+		config.Username = username
+	}
+
+	if password := os.Getenv("SWIFT_PASSWORD"); password != "" {
+		config.Password = password
+	}
+}