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[GNUnet-SVN] [taler-twister] branch master updated: proxy works
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From: |
gnunet |
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Subject: |
[GNUnet-SVN] [taler-twister] branch master updated: proxy works |
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Date: |
Sat, 20 Jan 2018 17:55:36 +0100 |
This is an automated email from the git hooks/post-receive script.
grothoff pushed a commit to branch master
in repository twister.
The following commit(s) were added to refs/heads/master by this push:
new 70b4d26 proxy works
70b4d26 is described below
commit 70b4d26fad5be9137e9938998c5e2ef450021aed
Author: Christian Grothoff <address@hidden>
AuthorDate: Sat Jan 20 17:55:03 2018 +0100
proxy works
---
src/twister/taler-twister-service.c | 520 +++++++++++++++++++-----------------
src/twister/twister.conf | 2 +-
2 files changed, 277 insertions(+), 245 deletions(-)
diff --git a/src/twister/taler-twister-service.c
b/src/twister/taler-twister-service.c
index 4699d17..e6fbd56 100644
--- a/src/twister/taler-twister-service.c
+++ b/src/twister/taler-twister-service.c
@@ -22,7 +22,7 @@
* @author Martin Schanzenbach
* @author Christian Grothoff
* @author Marcello Stanisci
- * @file src/twister/taler-twister.c
+ * @file src/twister/taler-twister-service.c
* @brief HTTP proxy that acts as a man in the middle making changes to
* requests or responses
*/
@@ -38,13 +38,6 @@
/**
- * Size of the buffer for the data upload / download. Must be
- * enough for curl, thus CURL_MAX_WRITE_SIZE is needed here (16k).
- */
-#define IO_BUFFERSIZE CURL_MAX_WRITE_SIZE
-
-
-/**
* Log curl error.
*
* @param level log level
@@ -73,11 +66,6 @@ enum RequestState
REQUEST_STATE_UPLOAD_STARTED,
/**
- * We've finished receiving upload data from MHD.
- */
- REQUEST_STATE_UPLOAD_DONE,
-
- /**
* We've finished uploading data via CURL and can now download.
*/
REQUEST_STATE_DOWNLOAD_STARTED,
@@ -136,7 +124,7 @@ struct HttpRequest
/**
* Buffer we use for moving data between MHD and curl (in both directions).
*/
- char io_buf[IO_BUFFERSIZE];
+ char *io_buf;
/**
* MHD response object for this request.
@@ -159,9 +147,14 @@ struct HttpRequest
struct curl_slist *headers;
/**
- * HTTP response code to give to MHD for the response.
+ * Headers from response
*/
- unsigned int response_code;
+ struct HttpResponseHeader *header_head;
+
+ /**
+ * Headers from response
+ */
+ struct HttpResponseHeader *header_tail;
/**
* Number of bytes already in the IO buffer.
@@ -169,14 +162,14 @@ struct HttpRequest
size_t io_len;
/**
- * Headers from response
+ * HTTP response code to give to MHD for the response.
*/
- struct HttpResponseHeader *header_head;
+ unsigned int response_code;
/**
- * Headers from response
+ * Number of bytes allocated for the IO buffer.
*/
- struct HttpResponseHeader *header_tail;
+ unsigned int io_size;
/**
* Request processing state machine.
@@ -248,75 +241,6 @@ run_mhd_now (void);
/* ************************* HTTP handling with cURL *********************** */
-static void
-curl_download_prepare ();
-
-
-/**
- * Callback for MHD response generation. This function is called from
- * MHD whenever MHD expects to get data back. Copies data from the
- * io_buf, if available.
- *
- * @param cls closure with our `struct HttpRequest`
- * @param pos in buffer
- * @param buf where to copy data
- * @param max available space in @a buf
- * @return number of bytes written to @a buf
- */
-static ssize_t
-mhd_content_cb (void *cls,
- uint64_t pos,
- char* buf,
- size_t max)
-{
- struct HttpRequest *hr = cls;
- size_t bytes_to_copy;
-
- if ( (REQUEST_STATE_UPLOAD_STARTED == hr->state) ||
- (REQUEST_STATE_UPLOAD_DONE == hr->state) )
- {
- /* we're still not done with the upload, do not yet
- start the download, the IO buffer is still full
- with upload data. */
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Pausing MHD download, not yet ready for download\n");
- return 0; /* not yet ready for data download */
- }
- bytes_to_copy = GNUNET_MIN (max,
- hr->io_len);
- if ( (0 == bytes_to_copy) &&
- (REQUEST_STATE_DOWNLOAD_DONE != hr->state) )
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Pausing MHD download, no data available\n");
- if (NULL != hr->curl)
- {
- curl_easy_pause (hr->curl, CURLPAUSE_CONT);
- curl_download_prepare ();
- }
- return 0; /* more data later */
- }
- if ( (0 == bytes_to_copy) &&
- (REQUEST_STATE_DOWNLOAD_DONE == hr->state) )
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Completed MHD download\n");
- return MHD_CONTENT_READER_END_OF_STREAM;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Writing %lu/%lu bytes\n",
- (unsigned long) bytes_to_copy,
- (unsigned long) hr->io_len);
- GNUNET_memcpy (buf, hr->io_buf, bytes_to_copy);
- memmove (hr->io_buf,
- &hr->io_buf[bytes_to_copy],
- hr->io_len - bytes_to_copy);
- hr->io_len -= bytes_to_copy;
- if (NULL != hr->curl)
- curl_easy_pause (hr->curl, CURLPAUSE_CONT);
- return bytes_to_copy;
-}
-
/**
* We're getting an HTTP response header from cURL. Convert it to the
@@ -330,7 +254,10 @@ mhd_content_cb (void *cls,
* @return size of processed bytes
*/
static size_t
-curl_check_hdr (void *buffer, size_t size, size_t nmemb, void *cls)
+curl_check_hdr (void *buffer,
+ size_t size,
+ size_t nmemb,
+ void *cls)
{
struct HttpRequest *hr = cls;
struct HttpResponseHeader *header;
@@ -356,6 +283,23 @@ curl_check_hdr (void *buffer, size_t size, size_t nmemb,
void *cls)
if (' ' == *hdr_val)
hdr_val++;
+ /* Skip "Host:" header as it will be wrong, given
+ that we are man-in-the-middling the connection */
+ if (0 == strcasecmp (hdr_type,
+ MHD_HTTP_HEADER_HOST))
+ {
+ GNUNET_free (ndup);
+ return bytes;
+ }
+ /* Skip "Content-length:" header as it will be wrong, given
+ that we are man-in-the-middling the connection */
+ if (0 == strcasecmp (hdr_type,
+ MHD_HTTP_HEADER_CONTENT_LENGTH))
+ {
+ GNUNET_free (ndup);
+ return bytes;
+ }
+
/* custom logic for certain header types */
#if 0
char *new_location;
@@ -449,8 +393,8 @@ curl_check_hdr (void *buffer, size_t size, size_t nmemb,
void *cls)
hdr_type,
hdr_val);
header = GNUNET_new (struct HttpResponseHeader);
- header->type = GNUNET_strndup (hdr_type, strlen (hdr_type));
- header->value = GNUNET_strndup (hdr_val, strlen (hdr_val));
+ header->type = GNUNET_strdup (hdr_type);
+ header->value = GNUNET_strdup (hdr_val);
GNUNET_CONTAINER_DLL_insert (hr->header_head,
hr->header_tail,
header);
@@ -460,11 +404,13 @@ curl_check_hdr (void *buffer, size_t size, size_t nmemb,
void *cls)
}
+/**
+ * FIXME: document
+ */
static int
create_mhd_response_from_hr (struct HttpRequest *hr)
{
long resp_code;
- double content_length;
struct HttpResponseHeader *header;
if (NULL != hr->response)
@@ -478,26 +424,23 @@ create_mhd_response_from_hr (struct HttpRequest *hr)
curl_easy_getinfo (hr->curl,
CURLINFO_RESPONSE_CODE,
&resp_code));
- GNUNET_break (CURLE_OK ==
- curl_easy_getinfo (hr->curl,
- CURLINFO_CONTENT_LENGTH_DOWNLOAD,
- &content_length));
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Creating MHD response with code %d and size %d\n",
- (int) resp_code, (int) content_length);
+ "Creating MHD response with code %u\n",
+ (unsigned int) resp_code);
hr->response_code = resp_code;
- hr->response = MHD_create_response_from_callback ((-1 == content_length) ?
MHD_SIZE_UNKNOWN : content_length,
- IO_BUFFERSIZE,
- &mhd_content_cb,
- hr,
- NULL);
+ hr->response = MHD_create_response_from_buffer (hr->io_len,
+ hr->io_buf,
+ MHD_RESPMEM_MUST_COPY);
for (header = hr->header_head; NULL != header; header = header->next)
{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Adding MHD response header %s->%s\n",
+ header->type,
+ header->value);
GNUNET_break (MHD_YES ==
MHD_add_response_header (hr->response,
header->type,
header->value));
-
}
#if 0
if (NULL != hr->leho)
@@ -517,15 +460,10 @@ create_mhd_response_from_hr (struct HttpRequest *hr)
GNUNET_free (cors_hdr);
}
#endif
- /* force connection to be closed after each request, as we
- do not support HTTP pipelining (yet, FIXME!) */
- /*GNUNET_break (MHD_YES ==
- MHD_add_response_header (hr->response,
- MHD_HTTP_HEADER_CONNECTION,
- "close"));*/
return GNUNET_OK;
}
+
/**
* Handle response payload data from cURL. Copies it into our `io_buf` to make
* it available to MHD.
@@ -537,46 +475,37 @@ create_mhd_response_from_hr (struct HttpRequest *hr)
* @return number of bytes handled
*/
static size_t
-curl_download_cb (void *ptr, size_t size, size_t nmemb, void* ctx)
+curl_download_cb (void *ptr,
+ size_t size,
+ size_t nmemb,
+ void* ctx)
{
struct HttpRequest *hr = ctx;
size_t total = size * nmemb;
- if (NULL == hr->response)
- GNUNET_assert (GNUNET_OK == create_mhd_response_from_hr (hr));
-
- if ( (REQUEST_STATE_UPLOAD_STARTED == hr->state) ||
- (REQUEST_STATE_UPLOAD_DONE == hr->state) )
- {
- /* we're still not done with the upload, do not yet
- start the download, the IO buffer is still full
- with upload data. */
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Pausing CURL download, waiting for UPLOAD to finish\n");
- return CURL_WRITEFUNC_PAUSE; /* not yet ready for data download */
- }
- if (sizeof (hr->io_buf) - hr->io_len < total)
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Curl download proceeding\n");
+ GNUNET_assert (REQUEST_STATE_DOWNLOAD_STARTED == hr->state);
+ if (hr->io_size - hr->io_len < total)
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Pausing CURL download, not enough space %lu %lu %lu\n",
- (unsigned long) sizeof (hr->io_buf),
- (unsigned long) hr->io_len,
- (unsigned long) total);
- return CURL_WRITEFUNC_PAUSE; /* not enough space */
+ GNUNET_assert (total + hr->io_size >= total);
+ GNUNET_assert (hr->io_size * 2 + 1024 > hr->io_size);
+ GNUNET_array_grow (hr->io_buf,
+ hr->io_size,
+ GNUNET_MAX (total + hr->io_len,
+ hr->io_size * 2 + 1024));
}
GNUNET_memcpy (&hr->io_buf[hr->io_len],
ptr,
total);
hr->io_len += total;
- if (hr->io_len == total)
- run_mhd_now ();
return total;
}
/**
- * cURL callback for uploaded (PUT/POST) data. Copies it into our `io_buf`
- * to make it available to MHD.
+ * cURL callback for uploaded (PUT/POST) data. Copies from our `io_buf`
+ * to make it available to curl.
*
* @param buf where to write the data
* @param size number of bytes per member
@@ -585,42 +514,42 @@ curl_download_cb (void *ptr, size_t size, size_t nmemb,
void* ctx)
* @return number of bytes copied to @a buf
*/
static size_t
-curl_upload_cb (void *buf, size_t size, size_t nmemb, void *cls)
+curl_upload_cb (void *buf,
+ size_t size,
+ size_t nmemb,
+ void *cls)
{
struct HttpRequest *hr = cls;
size_t len = size * nmemb;
size_t to_copy;
- if ( (0 == hr->io_len) &&
- (REQUEST_STATE_UPLOAD_DONE != hr->state) )
+ if (REQUEST_STATE_UPLOAD_STARTED != hr->state)
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Pausing CURL UPLOAD, need more data\n");
- return CURL_READFUNC_PAUSE;
+ GNUNET_break (0);
+ return CURL_READFUNC_ABORT;
}
- if ( (0 == hr->io_len) &&
- (REQUEST_STATE_UPLOAD_DONE == hr->state) )
+ if (0 == hr->io_len)
{
hr->state = REQUEST_STATE_DOWNLOAD_STARTED;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Completed CURL UPLOAD\n");
return 0; /* upload finished, can now download */
}
- if ( (REQUEST_STATE_UPLOAD_STARTED != hr->state) &&
- (REQUEST_STATE_UPLOAD_DONE != hr->state) )
- {
- GNUNET_break (0);
- return CURL_READFUNC_ABORT;
- }
to_copy = GNUNET_MIN (hr->io_len,
len);
- GNUNET_memcpy (buf, hr->io_buf, to_copy);
+ GNUNET_memcpy (buf,
+ hr->io_buf,
+ to_copy);
memmove (hr->io_buf,
&hr->io_buf[to_copy],
hr->io_len - to_copy);
hr->io_len -= to_copy;
- if (hr->io_len + to_copy == sizeof (hr->io_buf))
- run_mhd_now (); /* got more space for upload now */
+ if (0 == hr->io_len)
+ {
+ hr->state = REQUEST_STATE_DOWNLOAD_STARTED;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Completed CURL UPLOAD\n");
+ }
return to_copy;
}
@@ -663,16 +592,24 @@ curl_download_prepare ()
FD_ZERO (&rs);
FD_ZERO (&ws);
FD_ZERO (&es);
- if (CURLM_OK != (mret = curl_multi_fdset (curl_multi, &rs, &ws, &es, &max)))
+ if (CURLM_OK != (mret = curl_multi_fdset (curl_multi,
+ &rs,
+ &ws,
+ &es,
+ &max)))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"%s failed at %s:%d: `%s'\n",
- "curl_multi_fdset", __FILE__, __LINE__,
+ "curl_multi_fdset",
+ __FILE__,
+ __LINE__,
curl_multi_strerror (mret));
return;
}
to = -1;
- GNUNET_break (CURLM_OK == curl_multi_timeout (curl_multi, &to));
+ GNUNET_break (CURLM_OK ==
+ curl_multi_timeout (curl_multi,
+ &to));
if (-1 == to)
rtime = GNUNET_TIME_UNIT_FOREVER_REL;
else
@@ -681,12 +618,17 @@ curl_download_prepare ()
{
grs = GNUNET_NETWORK_fdset_create ();
gws = GNUNET_NETWORK_fdset_create ();
- GNUNET_NETWORK_fdset_copy_native (grs, &rs, max + 1);
- GNUNET_NETWORK_fdset_copy_native (gws, &ws, max + 1);
+ GNUNET_NETWORK_fdset_copy_native (grs,
+ &rs,
+ max + 1);
+ GNUNET_NETWORK_fdset_copy_native (gws,
+ &ws,
+ max + 1);
curl_download_task = GNUNET_SCHEDULER_add_select
(GNUNET_SCHEDULER_PRIORITY_DEFAULT,
rtime,
grs, gws,
- &curl_task_download,
curl_multi);
+ &curl_task_download,
+ curl_multi);
GNUNET_NETWORK_fdset_destroy (gws);
GNUNET_NETWORK_fdset_destroy (grs);
}
@@ -713,12 +655,17 @@ curl_task_download (void *cls)
CURLMcode mret;
struct HttpRequest *hr;
+ (void) cls;
curl_download_task = NULL;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Running curl interaction\n");
do
{
running = 0;
- mret = curl_multi_perform (curl_multi, &running);
- while (NULL != (msg = curl_multi_info_read (curl_multi, &msgnum)))
+ mret = curl_multi_perform (curl_multi,
+ &running);
+ while (NULL != (msg = curl_multi_info_read (curl_multi,
+ &msgnum)))
{
GNUNET_break (CURLE_OK ==
curl_easy_getinfo (msg->easy_handle,
@@ -743,9 +690,9 @@ curl_task_download (void *cls)
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"CURL download completed.\n");
if (NULL == hr->response)
- GNUNET_assert (GNUNET_OK == create_mhd_response_from_hr (hr));
+ GNUNET_assert (GNUNET_OK ==
+ create_mhd_response_from_hr (hr));
hr->state = REQUEST_STATE_DOWNLOAD_DONE;
- run_mhd_now ();
break;
default:
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
@@ -753,11 +700,14 @@ curl_task_download (void *cls)
curl_easy_strerror (msg->data.result));
/* FIXME: indicate error somehow? close MHD connection badly as
well? */
hr->state = REQUEST_STATE_DOWNLOAD_DONE;
- run_mhd_now ();
break;
}
if (NULL == hr->response)
hr->response = curl_failure_response;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Curl request for `%s' finished, response generated\n",
+ hr->url);
+ run_mhd_now ();
break;
case CURLMSG_LAST:
/* documentation says this is not used */
@@ -773,7 +723,9 @@ curl_task_download (void *cls)
if (CURLM_OK != mret)
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"%s failed at %s:%d: `%s'\n",
- "curl_multi_perform", __FILE__, __LINE__,
+ "curl_multi_perform",
+ __FILE__,
+ __LINE__,
curl_multi_strerror (mret));
if (0 == running)
{
@@ -808,6 +760,7 @@ con_val_iter (void *cls,
struct HttpRequest *hr = cls;
char *hdr;
+ (void) kind;
#if 0
if ( (0 == strcasecmp (MHD_HTTP_HEADER_HOST, key)) &&
(NULL != hr->leho) )
@@ -861,89 +814,170 @@ create_response (void *cls,
void **con_cls)
{
struct HttpRequest *hr = *con_cls;
- char *curlurl;
- size_t left;
+ (void) cls;
+ (void) url;
if (NULL == hr)
{
GNUNET_break (0);
return MHD_NO;
}
- //Fresh connection.
+
if (REQUEST_STATE_WITH_MHD == hr->state)
{
- if (NULL == hr->curl)
- hr->curl = curl_easy_init ();
+ hr->state = REQUEST_STATE_UPLOAD_STARTED;
+ /* TODO: hacks for 100 continue suppression would go here! */
+ return MHD_YES;
+ }
+
+ /* continuing to process request */
+ if (0 != *upload_data_size)
+ {
+ GNUNET_assert (REQUEST_STATE_UPLOAD_STARTED == hr->state);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Processing %u bytes UPLOAD\n",
+ (unsigned int) *upload_data_size);
+ if (hr->io_size - hr->io_len < *upload_data_size)
+ {
+ GNUNET_assert (hr->io_size * 2 + 1024 > hr->io_size);
+ GNUNET_assert (*upload_data_size + hr->io_len > hr->io_len);
+ GNUNET_array_grow (hr->io_buf,
+ hr->io_size,
+ GNUNET_MAX (hr->io_size * 2 + 1024,
+ *upload_data_size + hr->io_len));
+ }
+ GNUNET_memcpy (&hr->io_buf[hr->io_len],
+ upload_data,
+ *upload_data_size);
+ hr->io_len += *upload_data_size;
+ *upload_data_size = 0;
+ return MHD_YES;
+ }
+
+ /* Upload finished, generate curl request */
+ if (NULL == hr->curl)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Generating curl request\n");
+ hr->curl = curl_easy_init ();
if (NULL == hr->curl)
return MHD_queue_response (con,
MHD_HTTP_INTERNAL_SERVER_ERROR,
curl_failure_response);
+ if (0 != hr->io_len)
+ curl_easy_setopt (hr->curl,
+ CURLOPT_POSTFIELDSIZE,
+ hr->io_len);
curl_easy_setopt (hr->curl,
CURLOPT_HEADERFUNCTION,
&curl_check_hdr);
- curl_easy_setopt (hr->curl, CURLOPT_HEADERDATA, hr);
- curl_easy_setopt (hr->curl, CURLOPT_FOLLOWLOCATION, 0);
- curl_easy_setopt (hr->curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
- curl_easy_setopt (hr->curl, CURLOPT_CONNECTTIMEOUT, 600L);
- curl_easy_setopt (hr->curl, CURLOPT_TIMEOUT, 600L);
- curl_easy_setopt (hr->curl, CURLOPT_NOSIGNAL, 1L);
- curl_easy_setopt (hr->curl, CURLOPT_HTTP_CONTENT_DECODING, 0);
- curl_easy_setopt (hr->curl, CURLOPT_HTTP_TRANSFER_DECODING, 0);
- curl_easy_setopt (hr->curl, CURLOPT_NOSIGNAL, 1L);
- curl_easy_setopt (hr->curl, CURLOPT_PRIVATE, hr);
- curl_easy_setopt (hr->curl, CURLOPT_VERBOSE, 0);
- GNUNET_asprintf (&curlurl,
- "%s%s",
- target_server_base_url,
- hr->url);
curl_easy_setopt (hr->curl,
- CURLOPT_URL,
- curlurl);
- GNUNET_free (curlurl);
- if (0 == strcasecmp (meth, MHD_HTTP_METHOD_PUT))
+ CURLOPT_HEADERDATA,
+ hr);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_FOLLOWLOCATION,
+ 0);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_CONNECTTIMEOUT,
+ 600L);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_TIMEOUT,
+ 600L);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_NOSIGNAL,
+ 1L);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_HTTP_CONTENT_DECODING,
+ 0);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_HTTP_TRANSFER_DECODING,
+ 0);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_PRIVATE,
+ hr);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_VERBOSE,
+ 0);
{
- hr->state = REQUEST_STATE_UPLOAD_STARTED;
- curl_easy_setopt (hr->curl, CURLOPT_UPLOAD, 1);
+ char *curlurl;
+
+ GNUNET_asprintf (&curlurl,
+ "%s%s",
+ target_server_base_url,
+ hr->url);
curl_easy_setopt (hr->curl,
- CURLOPT_WRITEFUNCTION,
- &curl_download_cb);
- curl_easy_setopt (hr->curl, CURLOPT_WRITEDATA, hr);
+ CURLOPT_URL,
+ curlurl);
+ GNUNET_free (curlurl);
+ }
+ if (0 == strcasecmp (meth,
+ MHD_HTTP_METHOD_PUT))
+ {
+ curl_easy_setopt (hr->curl,
+ CURLOPT_UPLOAD,
+ 1L);
curl_easy_setopt (hr->curl,
CURLOPT_READFUNCTION,
&curl_upload_cb);
- curl_easy_setopt (hr->curl, CURLOPT_READDATA, hr);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_READDATA,
+ hr);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_WRITEFUNCTION,
+ &curl_download_cb);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_WRITEDATA,
+ hr);
}
- else if (0 == strcasecmp (meth, MHD_HTTP_METHOD_POST))
+ else if (0 == strcasecmp (meth,
+ MHD_HTTP_METHOD_POST))
{
hr->state = REQUEST_STATE_UPLOAD_STARTED;
- curl_easy_setopt (hr->curl, CURLOPT_POST, 1L);
curl_easy_setopt (hr->curl,
- CURLOPT_WRITEFUNCTION,
- &curl_download_cb);
- curl_easy_setopt (hr->curl, CURLOPT_WRITEDATA, hr);
+ CURLOPT_POST,
+ 1L);
curl_easy_setopt (hr->curl,
CURLOPT_READFUNCTION,
&curl_upload_cb);
- curl_easy_setopt (hr->curl, CURLOPT_READDATA, hr);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_READDATA,
+ hr);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_WRITEFUNCTION,
+ &curl_download_cb);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_WRITEDATA,
+ hr);
}
- else if (0 == strcasecmp (meth, MHD_HTTP_METHOD_HEAD))
+ else if (0 == strcasecmp (meth,
+ MHD_HTTP_METHOD_HEAD))
{
hr->state = REQUEST_STATE_DOWNLOAD_STARTED;
- curl_easy_setopt (hr->curl, CURLOPT_NOBODY, 1);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_NOBODY,
+ 1L);
}
- else if (0 == strcasecmp (meth, MHD_HTTP_METHOD_OPTIONS))
+ else if (0 == strcasecmp (meth,
+ MHD_HTTP_METHOD_OPTIONS))
{
hr->state = REQUEST_STATE_DOWNLOAD_STARTED;
- curl_easy_setopt (hr->curl, CURLOPT_CUSTOMREQUEST, "OPTIONS");
+ curl_easy_setopt (hr->curl,
+ CURLOPT_CUSTOMREQUEST,
+ "OPTIONS");
}
- else if (0 == strcasecmp (meth, MHD_HTTP_METHOD_GET))
+ else if (0 == strcasecmp (meth,
+ MHD_HTTP_METHOD_GET))
{
hr->state = REQUEST_STATE_DOWNLOAD_STARTED;
- curl_easy_setopt (hr->curl, CURLOPT_HTTPGET, 1);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_HTTPGET,
+ 1L);
curl_easy_setopt (hr->curl,
CURLOPT_WRITEFUNCTION,
&curl_download_cb);
- curl_easy_setopt (hr->curl, CURLOPT_WRITEDATA, hr);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_WRITEDATA,
+ hr);
}
else
{
@@ -955,20 +989,29 @@ create_response (void *cls,
return MHD_NO;
}
- if (0 == strcasecmp (ver, MHD_HTTP_VERSION_1_0))
+ if (0 == strcasecmp (ver,
+ MHD_HTTP_VERSION_1_0))
{
- curl_easy_setopt (hr->curl, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_HTTP_VERSION,
+ CURL_HTTP_VERSION_1_0);
}
- else if (0 == strcasecmp (ver, MHD_HTTP_VERSION_1_1))
+ else if (0 == strcasecmp (ver,
+ MHD_HTTP_VERSION_1_1))
{
- curl_easy_setopt (hr->curl, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_HTTP_VERSION,
+ CURL_HTTP_VERSION_1_1);
}
else
{
- curl_easy_setopt (hr->curl, CURLOPT_HTTP_VERSION,
CURL_HTTP_VERSION_NONE);
+ curl_easy_setopt (hr->curl,
+ CURLOPT_HTTP_VERSION,
+ CURL_HTTP_VERSION_NONE);
}
- if (CURLM_OK != curl_multi_add_handle (curl_multi, hr->curl))
+ if (CURLM_OK != curl_multi_add_handle (curl_multi,
+ hr->curl))
{
GNUNET_break (0);
curl_easy_cleanup (hr->curl);
@@ -983,44 +1026,22 @@ create_response (void *cls,
CURLOPT_HTTPHEADER,
hr->headers);
curl_download_prepare ();
+ if (0 == hr->io_len)
+ hr->state = REQUEST_STATE_DOWNLOAD_STARTED;
return MHD_YES;
}
- /* continuing to process request */
- if (0 != *upload_data_size)
+ if (REQUEST_STATE_DOWNLOAD_DONE != hr->state)
+ return MHD_YES; /* wait for curl */
+
+ if (NULL == hr->response)
{
-
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Processing %u bytes UPLOAD\n",
- (unsigned int) *upload_data_size);
-
- /* FIXME: This must be set or a header with Transfer-Encoding: chunked.
Else
- * upload callback is not called!
- */
- curl_easy_setopt (hr->curl, CURLOPT_POSTFIELDSIZE, *upload_data_size);
-
- left = GNUNET_MIN (*upload_data_size,
- sizeof (hr->io_buf) - hr->io_len);
- GNUNET_memcpy (&hr->io_buf[hr->io_len],
- upload_data,
- left);
- hr->io_len += left;
- *upload_data_size -= left;
- GNUNET_assert (NULL != hr->curl);
- curl_easy_pause (hr->curl, CURLPAUSE_CONT);
+ "Still waiting for response to be ready\n");
return MHD_YES;
}
- if (REQUEST_STATE_UPLOAD_STARTED == hr->state)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Finished processing UPLOAD\n");
- hr->state = REQUEST_STATE_UPLOAD_DONE;
- }
- if (NULL == hr->response)
- return MHD_YES;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Queueing response with MHD\n");
- run_mhd_now ();
if (0 != hack_response_code)
{
hr->response_code = hack_response_code;
@@ -1053,6 +1074,8 @@ mhd_completed_cb (void *cls,
struct HttpRequest *hr = *con_cls;
struct HttpResponseHeader *header;
+ (void) cls;
+ (void) connection;
if (NULL == hr)
return;
if (MHD_REQUEST_TERMINATED_COMPLETED_OK != toe)
@@ -1086,6 +1109,7 @@ mhd_completed_cb (void *cls,
"Finished request for %s\n",
hr->url);
GNUNET_free (hr->url);
+ GNUNET_free_non_null (hr->io_buf);
GNUNET_free (hr);
*con_cls = NULL;
}
@@ -1112,6 +1136,7 @@ mhd_log_callback (void *cls,
struct HttpRequest *hr;
const union MHD_ConnectionInfo *ci;
+ (void) cls;
ci = MHD_get_connection_info (connection,
MHD_CONNECTION_INFO_SOCKET_CONTEXT);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
@@ -1235,6 +1260,7 @@ schedule_httpd (void)
static void
do_httpd (void *cls)
{
+ (void) cls;
httpd_task = NULL;
MHD_run (mhd_daemon);
schedule_httpd ();
@@ -1265,6 +1291,7 @@ run_mhd_now (void)
static void
do_shutdown (void *cls)
{
+ (void) cls;
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Shutting down...\n");
kill_httpd ();
@@ -1386,6 +1413,8 @@ client_connect_cb (void *cls,
struct GNUNET_SERVICE_Client *c,
struct GNUNET_MQ_Handle *mq)
{
+ (void) cls;
+ (void) mq;
return c;
}
@@ -1403,6 +1432,9 @@ client_disconnect_cb (void *cls,
void *internal_cls)
{
/* intentionally empty */
+ (void) cls;
+ (void) c;
+ (void) internal_cls;
}
@@ -1457,4 +1489,4 @@ GNUNET_SERVICE_MAIN
GNUNET_MQ_handler_end ());
-/* end of taler-twister.c */
+/* end of taler-twister-service.c */
diff --git a/src/twister/twister.conf b/src/twister/twister.conf
index 6103824..b62d883 100644
--- a/src/twister/twister.conf
+++ b/src/twister/twister.conf
@@ -13,7 +13,7 @@ ACCEPT_FROM = 127.0.0.1;
ACCEPT_FROM6 = ::1;
# Control port for UNIX
-UNIXPATH = $TALER_RUNTIME_DIR/taler-service-twister.sock
+UNIXPATH = /tmp/taler-service-twister.sock
UNIX_MATCH_UID = NO
UNIX_MATCH_GID = YES
--
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