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Implemented http responses

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Lorenz Stechauner
2020-12-12 21:41:21 +01:00
parent 8335a20e32
commit 2d6277dc23
4 changed files with 189 additions and 10 deletions
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31
src/client.c
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@@ -33,7 +33,7 @@ int client_websocket_handler() {
int client_request_handler(sock *client, int req_num) {
struct timespec begin, end;
int ret, client_keep_alive;
char buf[16];
char buf[64];
char *host, *hdr_connection;
char *msg = "HTTP/1.1 501 Not Implemented\r\n"
"Connection: keep-alive\r\n"
@@ -59,6 +59,11 @@ int client_request_handler(sock *client, int req_num) {
return ret;
}
http_res res;
sprintf(res.version, "1.1");
res.status = http_get_status(501);
res.hdr.field_num = 0;
hdr_connection = http_get_header_field(&req.hdr, "Connection");
client_keep_alive = hdr_connection != NULL && strncmp(hdr_connection, "keep-alive", 10) == 0;
host = http_get_header_field(&req.hdr, "Host");
@@ -71,18 +76,28 @@ int client_request_handler(sock *client, int req_num) {
print(BLD_STR "%s %s" CLR_STR, req.method, req.uri);
if (client->enc) {
SSL_write(client->ssl, msg, (int) strlen(msg));
} else {
send(client->socket, msg, strlen(msg), 0);
}
respond:
http_add_header_field(&res.hdr, "Date", http_get_date(buf, sizeof(buf)));
http_add_header_field(&res.hdr, "Server", SERVER_STR);
if (server_keep_alive && client_keep_alive) {
http_add_header_field(&res.hdr, "Connection", "keep-alive");
http_add_header_field(&res.hdr, "Keep-Alive", "timeout=3600, max=100");
} else {
http_add_header_field(&res.hdr, "Connection", "close");
}
http_add_header_field(&res.hdr, "Content-Length", "0");
res.status = http_get_status(501);
http_send_response(client, &res);
clock_gettime(CLOCK_MONOTONIC, &end);
unsigned long micros = (end.tv_nsec - begin.tv_nsec) / 1000 + (end.tv_sec - begin.tv_sec) * 1000000;
print(ERR_STR "501 Not Implemented (%s)" CLR_STR, format_duration(micros, buf));
print("%s%03i %s (%s)%s", http_get_status_color(res.status), res.status->code, res.status->msg, format_duration(micros, buf), CLR_STR);
http_free_req(&req);
http_free_res(&res);
return !client_keep_alive;
}