package motd import ( "io/ioutil" "log" "net/http" "os" "0xacab.org/leap/bitmask-vpn/pkg/config" ) const riseupMOTD = "https://static.riseup.net/vpn/motd.json" func FetchLatest() []Message { empty := []Message{} if os.Getenv("SKIP_MOTD") == "1" { return empty } url := "" if os.Getenv("DEBUG") == "1" { url = os.Getenv("MOTD_URL") if url == "" { url = riseupMOTD } } else { switch config.Provider { case "riseup.net": url = riseupMOTD default: return empty } } log.Println("Fetching MOTD for", config.Provider) b, err := fetchURL(url) if err != nil { log.Println("WARN Error fetching json from", url) return empty } allMsg, err := getFromJSON(b) if err != nil { log.Println("WARN Error parsing json from", url) return empty } valid := empty[:] if allMsg.Length() != 0 { log.Printf("There are %d pending messages\n", allMsg.Length()) } for _, msg := range allMsg.Messages { if msg.IsValid() { valid = append(valid, msg) } } return valid } func fetchURL(url string) ([]byte, error) { resp, err := http.Get(url) if err != nil { panic(err) } defer resp.Body.Close() return ioutil.ReadAll(resp.Body) }