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7 changed files with 237 additions and 0 deletions

86
httpRequest.dump.go Normal file
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@ -0,0 +1,86 @@
package httppb
import (
"fmt"
"go.wit.com/log"
)
func (pb *HttpRequest) DumpRemoteAddr() string {
return pb.RemoteAddr
}
func (pb *HttpRequest) DumpUserAgent() string {
var all string
for param, values := range pb.Query {
for _, value := range values {
all += fmt.Sprint(" Query:", param, value)
}
}
// hostname := r.URL.Query().Get("hostname")
return pb.GetUserAgent() + all
}
// todo: convert this code
func (pb *HttpRequest) DumpClient() {
log.Infof("%s %s %s\n", pb.Host, pb.URL, pb.RemoteAddr)
/*
var host, url, proto, addr, agent string
host = r.Host
url = r.URL.String()
proto = r.Proto
addr = r.RemoteAddr
agent = r.UserAgent()
log.Warn(host, proto, addr, url, agent)
fmt.Fprintln(accessf, time.Now(), host, proto, addr, url, agent)
// return
fmt.Fprintln(clientf)
fmt.Fprintln(clientf, time.Now())
// Basic request information
fmt.Fprintln(clientf, "Method:", r.Method)
fmt.Fprintln(clientf, "URL:", r.URL)
fmt.Fprintln(clientf, "Protocol:", r.Proto)
fmt.Fprintln(clientf, "Host:", r.Host)
fmt.Fprintln(clientf, "Remote Address:", r.RemoteAddr)
// Headers
fmt.Fprintln(clientf, "Headers:")
for name, values := range r.Header {
for _, value := range values {
fmt.Fprintln(clientf, "Headers:", name, value)
}
}
// Query parameters
fmt.Fprintln(clientf, "Query Parameters:")
for param, values := range r.URL.Query() {
for _, value := range values {
fmt.Fprintln(clientf, "Query:", param, value)
}
}
// User-Agent
fmt.Fprintln(clientf, "User-Agent:", r.UserAgent())
// Content Length
fmt.Fprintln(clientf, "Content Length:", r.ContentLength)
// Cookies
fmt.Fprintln(clientf, "Cookies:")
for _, cookie := range r.Cookies() {
fmt.Fprintln(clientf, cookie.Name, cookie.Value)
}
// Request Body (if applicable)
if r.Body != nil {
body, err := ioutil.ReadAll(r.Body)
if err == nil {
fmt.Fprintln(clientf, "Body:", string(body))
}
}
*/
}

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@ -24,6 +24,10 @@ message HttpRequest { // HttpRequest repre
int64 clientDataLen = 12; // len(body) int64 clientDataLen = 12; // len(body)
bytes serverData = 13; // the server response bytes serverData = 13; // the server response
int64 serverDataLen = 14; // len(data) int64 serverDataLen = 14; // len(data)
repeated string logs = 15; // use this to store whatever you want while the whole POST happens
string userAgent = 16; // client user-agent
map<string, string> query = 17; // r.URL.Query()
string remoteAddr = 18; // r.RemoteAddr
} }
message HttpRequests { // `autogenpb:marshal` `autogenpb:mutex` message HttpRequests { // `autogenpb:marshal` `autogenpb:mutex`

11
log.go Normal file
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@ -0,0 +1,11 @@
package httppb
import "fmt"
func (pb *HttpRequest) Log(a ...any) {
pb.Logs = append(pb.Logs, fmt.Sprint(a...))
}
func (pb *HttpRequest) Logf(s string, a ...any) {
pb.Logs = append(pb.Logs, fmt.Sprintf(s, a...))
}

72
middleware.go Normal file
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@ -0,0 +1,72 @@
package httppb
// http middleware example. probably not interesting since we only pass protobufs
// middleware concepts might, or might not be useful here
/*
// Define a key type to avoid context key collisions.
type contextKey string
const bufferedBodyKey = contextKey("bufferedBody")
// bufferBodyMiddleware reads the request body and replaces it with a new reader,
// allowing it to be read multiple times. The original body is stored in the request context.
func bufferBodyMiddleware(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// Only buffer if there's a body to read.
if r.Body == nil || r.ContentLength == 0 {
next.ServeHTTP(w, r)
return
}
bodyBytes, err := ioutil.ReadAll(r.Body)
if err != nil {
log.Printf("Error reading body in middleware: %v\n", err)
return
}
defer r.Body.Close()
// Store the buffered body in the context for downstream handlers.
ctx := context.WithValue(r.Context(), bufferedBodyKey, bodyBytes)
// Replace the original body with a new reader on the buffered bytes.
// This allows subsequent handlers to read the body again.
r.Body = ioutil.NopCloser(bytes.NewReader(bodyBytes))
// Call the next handler in the chain with the modified request.
next.ServeHTTP(w, r.WithContext(ctx))
})
}
// okHandler is the final handler. It can now safely access the body from the context,
// knowing that other middleware might have also read it.
func okHandler(w http.ResponseWriter, r *http.Request) {
// For demonstration, we can try reading the body directly here too.
// The middleware ensures this is a fresh stream of the buffered data.
bodyFromStream, err := ioutil.ReadAll(r.Body)
if err != nil {
log.Printf("Error reading body in handler: %v", err)
http.Error(w, "Internal Server Error", http.StatusInternalServerError)
return
}
log.Printf("Handler read %d bytes from the request body stream.", len(bodyFromStream))
// We can also retrieve the body from the context if needed.
bodyFromContext, ok := r.Context().Value(bufferedBodyKey).([]byte)
if !ok {
log.Println("Could not retrieve buffered body from context.")
http.Error(w, "Internal Server Error", http.StatusInternalServerError)
return
}
log.Printf("Handler retrieved %d bytes from context.", len(bodyFromContext))
// Prove they are the same.
if !bytes.Equal(bodyFromStream, bodyFromContext) {
log.Println("FATAL: Body from stream and context do not match!")
}
fmt.Fprintf(w, "Successfully read body of %d bytes.\n", len(bodyFromContext))
}
*/

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@ -53,6 +53,13 @@ func ReqToPB(r *http.Request) (*HttpRequest, error) {
} }
} }
query := make(map[string]string)
for param, values := range r.URL.Query() {
if len(values) > 0 {
query[param] = strings.Join(values, "\n")
}
}
msg, err := ioutil.ReadAll(r.Body) // Read the body as []byte msg, err := ioutil.ReadAll(r.Body) // Read the body as []byte
r.Body.Close() r.Body.Close()
// log.Info("TRYING TO MARSHAL bytes:", len(msg), err) // log.Info("TRYING TO MARSHAL bytes:", len(msg), err)
@ -67,6 +74,9 @@ func ReqToPB(r *http.Request) (*HttpRequest, error) {
ClientData: msg, ClientData: msg,
ClientDataLen: int64(len(msg)), ClientDataLen: int64(len(msg)),
Hostname: r.Header.Get("hostname"), Hostname: r.Header.Get("hostname"),
UserAgent: r.UserAgent(),
Query: query,
RemoteAddr: r.RemoteAddr,
} }
pb.Route = cleanURL(r.URL.Path) pb.Route = cleanURL(r.URL.Path)

25
startHTTP.go Normal file
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@ -0,0 +1,25 @@
// Copyright 1994-2025 WIT.COM Inc Licensed GPL 3.0
package httppb
import (
"fmt"
"net/http"
"go.wit.com/log"
)
// starts and sits waiting for HTTP requests
func StartHTTP(okHandler func(http.ResponseWriter, *http.Request), port int) error {
http.HandleFunc("/", okHandler)
p := fmt.Sprintf(":%d", port)
log.Println("Running on port", p)
err := http.ListenAndServe(p, nil)
if err != nil {
log.Println("Error starting server:", err)
return err
}
return nil
}

29
writefile.go Normal file
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@ -0,0 +1,29 @@
// Copyright 1994-2025 WIT.COM Inc Licensed GPL 3.0
package httppb
import (
"embed"
"fmt"
"net/http"
"go.wit.com/log"
)
func WriteFile(w http.ResponseWriter, resfork embed.FS, filename string) error {
// fmt.Fprintln(w, "GOT TEST?")
fullname := "resources/" + filename
pfile, err := resfork.ReadFile(fullname)
if err != nil {
return err
}
var repohtml string
repohtml = string(pfile)
if filename == "goReference.svg" {
w.Header().Set("Content-Type", "image/svg+xml")
}
fmt.Fprintln(w, repohtml)
log.Println("writeFile() found internal file:", filename)
return nil
}