Commit 339bbee0 authored by Deomid Ryabkov's avatar Deomid Ryabkov Committed by Cesanta Bot

mg_file_upload_handler: Support multiple files

curl -F file1 -F file2 ...

Add a unit test and fix a minor memory leak when returning an error.

CL: mg_file_upload_handler: Support multiple files

PUBLISHED_FROM=5c4bf2be676346fb782e80f50f79df6a6721ac88
parent 9ba6eb71
......@@ -8279,8 +8279,7 @@ void mg_file_upload_handler(struct mg_connection *nc, int ev, void *ev_data,
case MG_EV_HTTP_PART_BEGIN: {
struct mg_http_multipart_part *mp =
(struct mg_http_multipart_part *) ev_data;
struct file_upload_state *fus =
(struct file_upload_state *) MG_CALLOC(1, sizeof(*fus));
struct file_upload_state *fus;
struct mg_str lfn = local_name_fn(nc, mg_mk_str(mp->file_name));
mp->user_data = NULL;
if (lfn.p == NULL || lfn.len == 0) {
......@@ -8294,6 +8293,11 @@ void mg_file_upload_handler(struct mg_connection *nc, int ev, void *ev_data,
nc->flags |= MG_F_SEND_AND_CLOSE;
return;
}
fus = (struct file_upload_state *) MG_CALLOC(1, sizeof(*fus));
if (fus == NULL) {
nc->flags |= MG_F_CLOSE_IMMEDIATELY;
return;
}
fus->lfn = (char *) MG_MALLOC(lfn.len + 1);
memcpy(fus->lfn, lfn.p, lfn.len);
fus->lfn[lfn.len] = '\0';
......@@ -8365,12 +8369,6 @@ void mg_file_upload_handler(struct mg_connection *nc, int ev, void *ev_data,
if (mp->status >= 0 && fus->fp != NULL) {
LOG(LL_DEBUG, ("%p Uploaded %s (%s), %d bytes", nc, mp->file_name,
fus->lfn, (int) fus->num_recd));
mg_printf(nc,
"HTTP/1.1 200 OK\r\n"
"Content-Type: text/plain\r\n"
"Connection: close\r\n\r\n"
"Ok, %s - %d bytes.\r\n",
mp->file_name, (int) fus->num_recd);
} else {
LOG(LL_ERROR, ("Failed to store %s (%s)", mp->file_name, fus->lfn));
/*
......@@ -8382,6 +8380,15 @@ void mg_file_upload_handler(struct mg_connection *nc, int ev, void *ev_data,
MG_FREE(fus->lfn);
MG_FREE(fus);
mp->user_data = NULL;
/* Don't close the connection yet, there may be more files to come. */
break;
}
case MG_EV_HTTP_MULTIPART_REQUEST_END: {
mg_printf(nc,
"HTTP/1.1 200 OK\r\n"
"Content-Type: text/plain\r\n"
"Connection: close\r\n\r\n"
"Ok.\r\n");
nc->flags |= MG_F_SEND_AND_CLOSE;
break;
}
......
......@@ -2713,8 +2713,7 @@ void mg_file_upload_handler(struct mg_connection *nc, int ev, void *ev_data,
case MG_EV_HTTP_PART_BEGIN: {
struct mg_http_multipart_part *mp =
(struct mg_http_multipart_part *) ev_data;
struct file_upload_state *fus =
(struct file_upload_state *) MG_CALLOC(1, sizeof(*fus));
struct file_upload_state *fus;
struct mg_str lfn = local_name_fn(nc, mg_mk_str(mp->file_name));
mp->user_data = NULL;
if (lfn.p == NULL || lfn.len == 0) {
......@@ -2728,6 +2727,11 @@ void mg_file_upload_handler(struct mg_connection *nc, int ev, void *ev_data,
nc->flags |= MG_F_SEND_AND_CLOSE;
return;
}
fus = (struct file_upload_state *) MG_CALLOC(1, sizeof(*fus));
if (fus == NULL) {
nc->flags |= MG_F_CLOSE_IMMEDIATELY;
return;
}
fus->lfn = (char *) MG_MALLOC(lfn.len + 1);
memcpy(fus->lfn, lfn.p, lfn.len);
fus->lfn[lfn.len] = '\0';
......@@ -2799,12 +2803,6 @@ void mg_file_upload_handler(struct mg_connection *nc, int ev, void *ev_data,
if (mp->status >= 0 && fus->fp != NULL) {
LOG(LL_DEBUG, ("%p Uploaded %s (%s), %d bytes", nc, mp->file_name,
fus->lfn, (int) fus->num_recd));
mg_printf(nc,
"HTTP/1.1 200 OK\r\n"
"Content-Type: text/plain\r\n"
"Connection: close\r\n\r\n"
"Ok, %s - %d bytes.\r\n",
mp->file_name, (int) fus->num_recd);
} else {
LOG(LL_ERROR, ("Failed to store %s (%s)", mp->file_name, fus->lfn));
/*
......@@ -2816,6 +2814,15 @@ void mg_file_upload_handler(struct mg_connection *nc, int ev, void *ev_data,
MG_FREE(fus->lfn);
MG_FREE(fus);
mp->user_data = NULL;
/* Don't close the connection yet, there may be more files to come. */
break;
}
case MG_EV_HTTP_MULTIPART_REQUEST_END: {
mg_printf(nc,
"HTTP/1.1 200 OK\r\n"
"Content-Type: text/plain\r\n"
"Connection: close\r\n\r\n"
"Ok.\r\n");
nc->flags |= MG_F_SEND_AND_CLOSE;
break;
}
......
......@@ -28,7 +28,7 @@
# OSX clang doesn't build ASAN. Use brew:
# $ brew tap homebrew/versions
# $ brew install llvm36 --with-clang --with-asan
CLANG:=clang-3.6
CLANG:=clang
PEDANTIC=$(shell gcc --version 2>/dev/null | grep -q clang && echo -pedantic)
......
......@@ -4076,14 +4076,19 @@ static void cb_mp_srv(struct mg_connection *nc, int ev, void *p) {
}
static void cb_mp_send_one_byte(struct mg_connection *nc, int ev, void *p) {
static int i;
static int i = -1;
(void) p;
if (ev == MG_EV_POLL) {
if (ev == MG_EV_CONNECT) {
i = 0;
} else if (i >= 0 && ev == MG_EV_POLL) {
char ch = ((char *) nc->user_data)[i++];
int l = strlen((char *) nc->user_data);
if (ch != '\0') {
mg_send(nc, &ch, 1);
DBG(("%p sent %d of %d", (void *) nc, i, l));
} else {
nc->flags |= MG_F_SEND_AND_CLOSE;
i = -1;
}
}
}
......@@ -4209,7 +4214,6 @@ static const char *test_http_multipart2(void) {
if ((r = test_http_multipart_check_res(&mpd.res)) != NULL) return r;
c->flags |= MG_F_CLOSE_IMMEDIATELY;
mbuf_free(&mpd.res);
memset(&mpd, 0, sizeof(mpd));
mbuf_init(&mpd.res, 0);
......@@ -4316,6 +4320,89 @@ static const char *test_http_multipart2(void) {
return NULL;
}
static struct mg_str upload_lfn_same(struct mg_connection *nc,
struct mg_str fn) {
if (fn.len == 0) {
fn = mg_strdup(mg_mk_str("bar"));
}
(void) nc;
return fn;
}
static void cb_mp_srv_upload(struct mg_connection *nc, int ev, void *p) {
mg_file_upload_handler(nc, ev, p, upload_lfn_same);
if (ev == MG_EV_CLOSE && nc->listener != NULL) {
*((int *) nc->listener->user_data) = 1;
}
(void) p;
}
static const char *test_http_multipart_upload(void) {
struct mg_mgr mgr;
const char req_fmt[] =
"%s"
"Content-Disposition: form-data; name=\"a\"; filename=\"foo\"\r\n"
"\r\n"
"%s"
"\r\n--Asrf456BGe4h\r\n"
"Content-Disposition: form-data; name=\"b\"\r\n"
"\r\n"
"%s"
"\r\n--Asrf456BGe4h\r\n"
"Content-Disposition: form-data; name=\"c\"; filename=\"baz\"\r\n"
"\r\n"
"%s"
"\r\n--Asrf456BGe4h--\r\n"
"\r\n";
char req[1024 * 5], *data;
struct mg_connection *c, *lc;
size_t size;
int done = 0;
mg_mgr_init(&mgr, NULL);
lc = mg_bind(&mgr, "8766", cb_mp_srv_upload);
mg_set_protocol_http_websocket(lc);
lc->user_data = &done;
(void) remove("foo");
(void) remove("bar");
(void) remove("baz");
snprintf(req, sizeof(req), req_fmt, "", b1, b2, b4);
ASSERT((c = mg_connect_http(&mgr, cb_mp_send_one_byte,
"http://127.0.0.1:8766/test",
"Content-Type: "
"multipart/form-data;boundary=Asrf456BGe4h",
"\r\n--Asrf456BGe4h\r\n")) != NULL);
c->user_data = req;
poll_until(&mgr, 5, c_int_eq, &done, (void *) 1);
data = read_file("foo", &size);
ASSERT_PTRNE(data, NULL);
ASSERT_STREQ_NZ(data, b1);
(void) remove("foo");
free(data);
data = read_file("bar", &size);
ASSERT_PTRNE(data, NULL);
ASSERT_STREQ_NZ(data, b2);
(void) remove("bar");
free(data);
data = read_file("baz", &size);
ASSERT_PTRNE(data, NULL);
ASSERT_STREQ_NZ(data, b4);
(void) remove("baz");
free(data);
mg_mgr_free(&mgr);
return NULL;
}
#endif /* MG_ENABLE_HTTP_STREAMING_MULTIPART */
static const char *test_http_multipart(void) {
......@@ -5545,6 +5632,7 @@ const char *tests_run(const char *filter) {
RUN_TEST(test_http_multipart);
#if MG_ENABLE_HTTP_STREAMING_MULTIPART
RUN_TEST(test_http_multipart2);
RUN_TEST(test_http_multipart_upload);
#endif
RUN_TEST(test_parse_date_string);
RUN_TEST(test_websocket);
......
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