void init_unicorn_httpdate(void)
{
VALUE mod = rb_const_get(rb_cObject, rb_intern("Unicorn"));
mod = rb_define_module_under(mod, "HttpResponse");
buf = rb_str_new(0, buf_capa - 1);
rb_global_variable(&buf);
buf_ptr = RSTRING_PTR(buf);
httpdate(Qnil);
rb_define_method(mod, "httpdate", httpdate, 0);
}
Datum
s3test(PG_FUNCTION_ARGS)
{
CURL *curl;
StringInfoData buf;
int sc;
char *url;
char tmp[1024];
struct curl_slist *slist;
char *datestring;
char *signature;
char *bucket = "umitanuki-dbtest";
char *file = "1.txt";
char *host = "s3-ap-northeast-1.amazonaws.com";
char *accesskey = "";
char *secretkey = "";
url = text_to_cstring(PG_GETARG_TEXT_P(0));
url = palloc0(1024);
snprintf(url, 1024, "http://%s/%s/%s", host, bucket, file);
datestring = httpdate(NULL);
signature = s3_signature("GET", datestring, bucket, file, secretkey);
slist = NULL;
snprintf(tmp, sizeof(tmp), "Date: %s", datestring);
slist = curl_slist_append(slist, tmp);
snprintf(tmp, sizeof(tmp), "Authorization: AWS %s:%s", accesskey, signature);
slist = curl_slist_append(slist, tmp);
initStringInfo(&buf);
curl = curl_easy_init();
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, slist);
curl_easy_setopt(curl, CURLOPT_URL, url);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data_to_buf);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buf);
sc = curl_easy_perform(curl);
curl_easy_cleanup(curl);
PG_RETURN_TEXT_P(cstring_to_text(buf.data));
}
