To help you debug, it would be useful to see the signature base string that was generated for the request. Possible things going wrong: the signature base string isn't mentioning that this is a POST, or your OAuth-based parameters are leaking into your POST body..
As Hwee-Boon said, you also needn't include the source parameter, as it will be ignored. Taylor Singletary Developer Advocate, Twitter http://twitter.com/episod On Sun, Jun 6, 2010 at 10:07 AM, Hwee-Boon Yar <hweeb...@gmail.com> wrote: > Since it's GET works and POST, no. 1 reason is to make sure the base > URI in the base signature string is constructed correctly. In your > example, you don't need source=xxxx since it's OAuth. > > -- > Hwee-Boon > > On Jun 6, 8:56 pm, rhysmeister <therhysmeis...@hotmail.com> wrote: > > Hi All, > > > > I am having problems identifying what is wrong with converting my app > > to use oAuth. All my GET requests work fine but my POST requests all > > fail with an incorrect signature error. I am adding the oauth > > parameters to the authorisation header of my request. My authorisation > > header is build like below for GET requests (this works); > > > > OAuth > > > oauth_timestamp="1234567890",oauth_nonce="xxxxxx",oauth_version="1.0",oauth > _signature_method="HMAC- > > > SHA1",oauth_consumer_key="xxxxxx",oauth_token="xxxxxx",oauth_signature="xxx > xxx" > > > > My POST requests (these don't work); > > > > OAuth > > > oauth_timestamp="1234567890",oauth_nonce="xxxxxx",oauth_version="1.0",oauth > _signature_method="HMAC- > > > SHA1",oauth_consumer_key="xxxxxx",oauth_token="xxxxxx",oauth_signature="xxx > xxx" > > > > I get the below error returned... > > > > <pre> > > <?xml version="1.0" encoding="UTF-8"?> > > <hash> > > <request>/1/statuses/update.xml?source=xxxxxxxxxx</request> > > <error>Incorrect signature</error> > > </hash> > > > > Would anyone be able to provide any pointers here? > > > > Cheers, > > > > Rhys >
