spaceapid/handlers/handlers.go
Bendodroid 4b41acfa7b
Major Refactoring
- Move components to separate packages
- Fix HTTP header for 401 response
- Add documentation
2023-11-09 22:30:03 +01:00

88 lines
2.3 KiB
Go

package handlers
import (
"encoding/json"
"io"
"log"
"net/http"
"strconv"
"time"
"gitlab.hamburg.ccc.de/ccchh/spaceapid/types"
)
func Root(resp *types.SpaceAPIResponseV14) func(http.ResponseWriter, *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
// Check if GET method
if r.Method != http.MethodGet {
log.Println("Wrong METHOD from", r.RemoteAddr)
w.Header().Set("Allow", http.MethodGet)
w.WriteHeader(http.StatusMethodNotAllowed)
return
}
// Serialize response
response, err := json.Marshal(resp)
if err != nil {
log.Println("Failed to serialize JSON response:", err)
w.WriteHeader(http.StatusInternalServerError)
return
}
// Respond with OK
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
_, _ = w.Write(response)
}
}
func StateOpen(
validUsername, validPassword string, resp *types.SpaceAPIResponseV14,
) func(http.ResponseWriter, *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
// Check BasicAuth credentials
username, password, ok := r.BasicAuth()
if !ok || username != validUsername || password != validPassword {
log.Println("Unauthorized request from", r.RemoteAddr)
w.Header().Set("WWW-Authenticate", "Basic realm=\"space-api\"")
w.WriteHeader(http.StatusUnauthorized)
return
}
// Check if PUT method
if r.Method != http.MethodPut {
log.Println("Wrong METHOD from", r.RemoteAddr)
w.Header().Set("Allow", http.MethodPut)
w.WriteHeader(http.StatusMethodNotAllowed)
return
}
// Read request body
body, err := io.ReadAll(r.Body)
if err != nil {
log.Println("Failed to read request body from", r.RemoteAddr)
w.WriteHeader(http.StatusInternalServerError)
_, _ = io.WriteString(w, "Failed reading HTTP request body")
return
}
// Parse request body
newState, err := strconv.ParseBool(string(body))
if err != nil {
log.Println("Failed to parse request body from", r.RemoteAddr)
w.WriteHeader(http.StatusBadRequest)
_, _ = io.WriteString(w, "HTTP request body should either be true or false")
return
}
// Set SpaceAPI response values
resp.State.Open = newState
resp.State.LastChange = time.Now().Unix()
// Respond with OK
w.WriteHeader(http.StatusOK)
_, _ = io.WriteString(w, "Update Successful")
}
}