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#include <curl/curl.h>
#include <curl/easy.h>
#include "global/debug.h"
#include "rgw_http_client.h"
#define dout_subsys ceph_subsys_rgw
static size_t read_http_header(void *ptr, size_t size, size_t nmemb, void *_info)
{
RGWHTTPClient *client = (RGWHTTPClient *)_info;
size_t len = size * nmemb;
int ret = client->read_header(ptr, size * nmemb);
if (ret < 0) {
dout(0) << "WARNING: client->read_header() returned ret=" << ret << dendl;
}
return len;
}
static size_t read_http_data(void *ptr, size_t size, size_t nmemb, void *_info)
{
RGWHTTPClient *client = (RGWHTTPClient *)_info;
size_t len = size * nmemb;
int ret = client->read_data(ptr, size * nmemb);
if (ret < 0) {
dout(0) << "WARNING: client->read_data() returned ret=" << ret << dendl;
}
return len;
}
int RGWHTTPClient::process(const string& url)
{
int ret = 0;
CURL *curl_handle;
char error_buf[CURL_ERROR_SIZE];
curl_handle = curl_easy_init();
dout(20) << "sending request to " << url << dendl;
curl_slist *h = NULL;
list<pair<string, string> >::iterator iter;
for (iter = headers.begin(); iter != headers.end(); ++iter) {
pair<string, string>& p = *iter;
string val = p.first;
val.append(": ");
val.append(p.second);
h = curl_slist_append(h, val.c_str());
}
curl_easy_setopt(curl_handle, CURLOPT_URL, url.c_str());
curl_easy_setopt(curl_handle, CURLOPT_NOPROGRESS, 1L);
curl_easy_setopt(curl_handle, CURLOPT_HEADERFUNCTION, read_http_header);
curl_easy_setopt(curl_handle, CURLOPT_WRITEHEADER, (void *)this);
curl_easy_setopt(curl_handle, CURLOPT_WRITEFUNCTION, read_http_data);
curl_easy_setopt(curl_handle, CURLOPT_WRITEDATA, (void *)this);
curl_easy_setopt(curl_handle, CURLOPT_ERRORBUFFER, (void *)error_buf);
if (h) {
curl_easy_setopt(curl_handle, CURLOPT_HTTPHEADER, (void *)h);
}
CURLcode status = curl_easy_perform(curl_handle);
if (status) {
dout(0) << "curl_easy_performed returned error: " << error_buf << dendl;
ret = -EINVAL;
}
curl_easy_cleanup(curl_handle);
curl_slist_free_all(h);
return ret;
}
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