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Added FN_API_CORS_HEADERS for configuring CORS headers (#997)

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This commit is contained in:
Tomas Knappek
2018-05-15 10:03:01 -07:00
committed by Alexander Bransby-Sharples
parent 37354838b4
commit 19f09b3a6c
3 changed files with 16 additions and 4 deletions
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14
api/server/gin_middlewares.go
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@@ -22,12 +22,22 @@ func optionalCorsWrap(r *gin.Engine) {
// By default no CORS are allowed unless one
// or more Origins are defined by the API_CORS
// environment variable.
corsStr := getEnv(EnvAPICORS, "")
corsStr := getEnv(EnvAPICORSOrigins, "")
if len(corsStr) > 0 {
origins := strings.Split(strings.Replace(corsStr, " ", "", -1), ",")
corsConfig := cors.DefaultConfig()
corsConfig.AllowOrigins = origins
if origins[0] == "*" {
corsConfig.AllowAllOrigins = true
} else {
corsConfig.AllowOrigins = origins
}
corsHeaders := getEnv(EnvAPICORSHeaders, "")
if len(corsHeaders) > 0 {
headers := strings.Split(strings.Replace(corsHeaders, " ", "", -1), ",")
corsConfig.AllowHeaders = headers
}
logrus.Infof("CORS enabled for domains: %s", origins)

3
api/server/server.go
View File

@@ -54,7 +54,8 @@ const (
EnvNodeType = "FN_NODE_TYPE"
EnvPort = "FN_PORT" // be careful, Gin expects this variable to be "port"
EnvGRPCPort = "FN_GRPC_PORT"
EnvAPICORS = "FN_API_CORS"
EnvAPICORSOrigins = "FN_API_CORS_ORIGINS"
EnvAPICORSHeaders = "FN_API_CORS_HEADERS"
EnvZipkinURL = "FN_ZIPKIN_URL"
EnvJaegerURL = "FN_JAEGER_URL"
// Certificates to communicate with other FN nodes