func TestConfigIsParsedCorrectly(t *testing.T) {
jsonToParse := `
{
"targetBaseUrl": "http://wpos.platform.nl",
"authToken": "some-very-random-token",
"mappings": [
{
"from": "/update",
"to": "/UpdateProductService"
},
{
"from": "/recover",
"to": "/RecoverService"
}
]
}
`
expectedMappingConfig := config.MappingConfig{
TargetBaseUrl: "http://wpos.platform.nl",
AuthToken: "some-very-random-token",
Mappings: []config.MappingPath{
config.MappingPath{From: "/update", To: "/UpdateProductService"},
config.MappingPath{From: "/recover", To: "/RecoverService"},
},
}
mappings := config.Parse(strings.NewReader(jsonToParse))
if !reflect.DeepEqual(mappings, expectedMappingConfig) {
t.Errorf("expected %+v, got %+v", expectedMappingConfig, mappings)
}
}
func main() {
var bindPort int
flag.IntVar(&bindPort, "port", 8080, "The port to bind on to receive requests")
flag.Parse()
logFile, err := os.OpenFile("log.txt", os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
if err != nil {
log.Fatal("Was unable to open log file", err)
}
defer logFile.Close()
log.SetOutput(io.MultiWriter(os.Stdout, logFile))
configFile, err := os.Open("config.json")
if err != nil {
log.Fatal("Was unable to open config.json", err)
}
mappingConfig := config.Parse(configFile)
defer configFile.Close()
log.Println("Binding to port", fmt.Sprintf(":%d", bindPort))
ApplyMappings(&mappingConfig)
log.Fatal(http.ListenAndServe(fmt.Sprintf(":%d", bindPort), nil))
}