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Re: Libcurl Dying at Perform()

From: Kamil Dudka <kdudka_at_redhat.com>
Date: Thu, 13 Aug 2009 17:26:12 +0200

On Thursday 13 of August 2009 16:57:30 Brandon Tate wrote:
> I've inherited a paypal gateway that needs to be upgraded to use curl
> instead of the soon to be obsolete sdk. I'm having an issue where my
> cgi dies at perform() with no error thrown. I'm using curlpp, but
> have attempted with plain libcURL with same results. First and
> foremost, I'm getting a warning at compilation that could be the
> source of the trouble.
>
> /usr/bin/ld: warning: libssl.so.2, needed by /usr/lib/gcc-lib/i386-
> redhat-linux/3.2.2/../../../libcurl.so, may conflict with libssl.so.4
> /usr/bin/ld: warning: libcrypto.so.2, needed by /usr/lib/gcc-lib/i386-
> redhat-linux/3.2.2/../../../libcurl.so, may conflict with libcrypto.so.4
> cp testing.cgi /www/cgi-ssl/admin/
>
> I don't know how I would go about fixing that, I had absolutely no
> part in configuring this server and I don't think any of it's been
> touched since 2003.
>
> I'm on a tight deadline here and am completely stumped. Any help
> would be greatly appreciated. Here's some cURL code:
>
> //set the headers.
> std::list<std::string> headers;
> headers.push_back("Content-Type: text/namevalue");
> headers.push_back("Content-Length: " +
> verisignArgs.GetLength());
> headers.push_back("X-VPS-Timeout: 45");
> headers.push_back("X-VPS-Request_ID:" +
> std::string(uniqueID));
>
> AddLogEntry(dbObjPtr, "INFO\tVerisign.cc\tRest Of Headers Set");
>
> AddLogEntry(dbObjPtr, "INFO\tVerisign.cc\tInit Curl");
> //cURLpp::Cleanup myCleanup;
> cURLpp::Easy myRequest;
> myRequest.setOpt(new
> cURLpp::Options::Url(kVerisignHost));
> myRequest.setOpt(new
> cURLpp::Options::Port(kVerisignPort));
> myRequest.setOpt(new
> cURLpp::Options::Timeout(kVerisignTimeout));
> myRequest.setOpt(new cURLpp::Options::Header(1));
> myRequest.setOpt(new
> cURLpp::Options::FollowLocation(0));
> myRequest.setOpt(new
> cURLpp::Options::SslVerifyPeer(0));
> myRequest.setOpt(new
> cURLpp::Options::SslVerifyHost(2));
> myRequest.setOpt(new
> cURLpp::Options::ForbidReuse(true));
> myRequest.setOpt(new cURLpp::Options::Post(1));
> myRequest.setOpt(new
> cURLpp::Options::HttpHeader(headers));
> myRequest.setOpt(new
> cURLpp::Options::PostFields(std::string(verisignArgs)));
> myRequest.setOpt(new
> cURLpp::Options::UserAgent("Mozilla/5.0 (Windows; U; Windows NT 5.1;
> en-GB; rv:1.8.1.6) Gecko/200
> 70725 Firefox/2.0.0.6"));
>
> std::ostringstream responseBuffer;
> //AddLogEntry(dbObjPtr, "INFO\tVerisign.cc\tSet up output stream.
> About to perform shorthand version");
> //responseBuffer << myRequest;
>
> //cURLpp::Options::WriteStream ws(&responseBuffer);
> //myRequest.setOpt(ws);
> AddLogEntry(dbObjPtr, "INFO\tVerisign.cc\tSet up output stream. About
> to perform");
> cout << "Content-type: text/plain" << endl << endl;
> myRequest.perform();

Try to use cURLpp::Options::Verbose(true) and catch the output.

Kamil
Received on 2009-08-13