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introduced max_request_size

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valenok 2010-09-11 16:53:23 +01:00
parent 9d01d9f21d
commit bd152b0923
1 changed files with 15 additions and 10 deletions
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mongoose.c
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@ -205,7 +205,6 @@ typedef int SOCKET;
#define PASSWORDS_FILE_NAME ".htpasswd" #define PASSWORDS_FILE_NAME ".htpasswd"
#define CGI_ENVIRONMENT_SIZE 4096 #define CGI_ENVIRONMENT_SIZE 4096
#define MAX_CGI_ENVIR_VARS 64 #define MAX_CGI_ENVIR_VARS 64
#define MAX_REQUEST_SIZE 8192
#define ARRAY_SIZE(array) (sizeof(array) / sizeof(array[0])) #define ARRAY_SIZE(array) (sizeof(array) / sizeof(array[0]))
#if defined(DEBUG) #if defined(DEBUG)
@ -383,7 +382,8 @@ enum {
PROTECT_URI, AUTHENTICATION_DOMAIN, SSI_EXTENSIONS, ACCESS_LOG_FILE, PROTECT_URI, AUTHENTICATION_DOMAIN, SSI_EXTENSIONS, ACCESS_LOG_FILE,
SSL_CHAIN_FILE, ENABLE_DIRECTORY_LISTING, ERROR_LOG_FILE, SSL_CHAIN_FILE, ENABLE_DIRECTORY_LISTING, ERROR_LOG_FILE,
GLOBAL_PASSWORDS_FILE, INDEX_FILES, GLOBAL_PASSWORDS_FILE, INDEX_FILES,
ENABLE_KEEP_ALIVE, ACCESS_CONTROL_LIST, EXTRA_MIME_TYPES, LISTENING_PORTS, ENABLE_KEEP_ALIVE, ACCESS_CONTROL_LIST, MAX_REQUEST_SIZE,
EXTRA_MIME_TYPES, LISTENING_PORTS,
DOCUMENT_ROOT, SSL_CERTIFICATE, NUM_THREADS, RUN_AS_USER, DOCUMENT_ROOT, SSL_CERTIFICATE, NUM_THREADS, RUN_AS_USER,
NUM_OPTIONS NUM_OPTIONS
}; };
@ -404,6 +404,7 @@ static const char *config_options[] = {
"i", "index_files", "index.html,index.htm,index.cgi", "i", "index_files", "index.html,index.htm,index.cgi",
"k", "enable_keep_alive", "no", "k", "enable_keep_alive", "no",
"l", "access_control_list", NULL, "l", "access_control_list", NULL,
"M", "max_request_size", "16384",
"m", "extra_mime_types", NULL, "m", "extra_mime_types", NULL,
"p", "listening_ports", "8080", "p", "listening_ports", "8080",
"r", "document_root", ".", "r", "document_root", ".",
@ -443,7 +444,8 @@ struct mg_connection {
int64_t num_bytes_sent; // Total bytes sent to client int64_t num_bytes_sent; // Total bytes sent to client
int64_t content_len; // Content-Length header value int64_t content_len; // Content-Length header value
int64_t consumed_content; // How many bytes of content is already read int64_t consumed_content; // How many bytes of content is already read
char buf[MAX_REQUEST_SIZE]; // Buffer for received data char *buf; // Buffer for received data
int buf_size; // Buffer size
int request_len; // Size of the request + headers in a buffer int request_len; // Size of the request + headers in a buffer
int data_len; // Total size of data in a buffer int data_len; // Total size of data in a buffer
}; };
@ -1384,7 +1386,7 @@ int mg_write(struct mg_connection *conn, const void *buf, size_t len) {
} }
int mg_printf(struct mg_connection *conn, const char *fmt, ...) { int mg_printf(struct mg_connection *conn, const char *fmt, ...) {
char buf[MAX_REQUEST_SIZE]; char buf[BUFSIZ];
int len; int len;
va_list ap; va_list ap;
@ -2110,7 +2112,7 @@ static int parse_auth_header(struct mg_connection *conn, char *buf,
// Authorize against the opened passwords file. Return 1 if authorized. // Authorize against the opened passwords file. Return 1 if authorized.
static int authorize(struct mg_connection *conn, FILE *fp) { static int authorize(struct mg_connection *conn, FILE *fp) {
struct ah ah; struct ah ah;
char line[256], f_user[256], ha1[256], f_domain[256], buf[MAX_REQUEST_SIZE]; char line[256], f_user[256], ha1[256], f_domain[256], buf[BUFSIZ];
if (!parse_auth_header(conn, buf, sizeof(buf), &ah)) { if (!parse_auth_header(conn, buf, sizeof(buf), &ah)) {
return 0; return 0;
@ -2852,7 +2854,7 @@ static void prepare_cgi_environment(struct mg_connection *conn,
static void handle_cgi_request(struct mg_connection *conn, const char *prog) { static void handle_cgi_request(struct mg_connection *conn, const char *prog) {
int headers_len, data_len, i, fd_stdin[2], fd_stdout[2]; int headers_len, data_len, i, fd_stdin[2], fd_stdout[2];
const char *status; const char *status;
char buf[MAX_REQUEST_SIZE], *pbuf, dir[PATH_MAX], *p; char buf[BUFSIZ], *pbuf, dir[PATH_MAX], *p;
struct mg_request_info ri; struct mg_request_info ri;
struct cgi_env_block blk; struct cgi_env_block blk;
FILE *in, *out; FILE *in, *out;
@ -3740,10 +3742,10 @@ static void process_new_connection(struct mg_connection *conn) {
// If next request is not pipelined, read it in // If next request is not pipelined, read it in
if ((conn->request_len = get_request_len(conn->buf, conn->data_len)) == 0) { if ((conn->request_len = get_request_len(conn->buf, conn->data_len)) == 0) {
conn->request_len = read_request(NULL, conn->client.sock, conn->ssl, conn->request_len = read_request(NULL, conn->client.sock, conn->ssl,
conn->buf, sizeof(conn->buf), &conn->data_len); conn->buf, conn->buf_size, &conn->data_len);
} }
assert(conn->data_len >= conn->request_len); assert(conn->data_len >= conn->request_len);
if (conn->request_len == 0 && conn->data_len == sizeof(conn->buf)) { if (conn->request_len == 0 && conn->data_len == conn->buf_size) {
send_http_error(conn, 413, "Request Too Large", ""); send_http_error(conn, 413, "Request Too Large", "");
return; return;
} if (conn->request_len <= 0) { } if (conn->request_len <= 0) {
@ -3815,8 +3817,11 @@ static int consume_socket(struct mg_context *ctx, struct socket *sp) {
static void worker_thread(struct mg_context *ctx) { static void worker_thread(struct mg_context *ctx) {
struct mg_connection *conn; struct mg_connection *conn;
int buf_size = atoi(ctx->config[MAX_REQUEST_SIZE]);
conn = calloc(1, sizeof(*conn)); conn = calloc(1, sizeof(*conn) + buf_size);
conn->buf_size = buf_size;
conn->buf = (char *) (conn + 1);
assert(conn != NULL); assert(conn != NULL);
while (ctx->stop_flag == 0 && consume_socket(ctx, &conn->client)) { while (ctx->stop_flag == 0 && consume_socket(ctx, &conn->client)) {