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December 14, 2015 03:38
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POST to Google App Engine Blobstore from CURL easy interface
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void postBlob(const std::string& uploadurl, const std::string& blobstring) { | |
CURL *easyhandle; | |
CURLcode res; | |
easyhandle = curl_easy_init(); | |
if (!easyhandle) { | |
throw std::runtime_error("Unable to init curl handle"); | |
} | |
curl_easy_setopt(easyhandle, CURLOPT_URL, uploadurl.c_str()); | |
struct curl_httppost *post = NULL; | |
struct curl_httppost *last = NULL; | |
curl_formadd(&post, | |
&last, | |
CURLFORM_PTRNAME, | |
"formname", // seems to be unimportant | |
CURLFORM_BUFFER, | |
"thefilename", // the filename you see in the blobstore viewer | |
CURLFORM_BUFFERPTR, | |
blobstring.c_str(), | |
CURLFORM_BUFFERLENGTH, | |
blobstring.size(), | |
CURLFORM_CONTENTTYPE, | |
"text/plain", // set your MIME type | |
CURLFORM_END); | |
// Set the form info | |
curl_easy_setopt(easyhandle, CURLOPT_HTTPPOST, post); | |
// do the post | |
res = curl_easy_perform(easyhandle); | |
curl_easy_getinfo(easyhandle, CURLINFO_RESPONSE_CODE, &responseCode_); | |
// free the post data | |
curl_formfree(post); | |
if(!easyhandle || res != CURLE_OK) { | |
std::err << "Error posting logs: " << curl_easy_strerror(res) << std::endl; | |
} | |
} |
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