static void _check_for_and_handle_json_500(SG_context* pCtx, SG_curl* pCurl, char* buffer, SG_uint32 bufLen)
{
SG_int32 responseCode = 0;
_sg_curl* pMe = (_sg_curl*)pCurl;
SG_ERR_CHECK( SG_curl__getinfo__int32(pCtx, pCurl, CURLINFO_RESPONSE_CODE, &responseCode) );
if (responseCode == 500 || responseCode == 410)
{
if (pMe->pstrErr == NULL)
{
SG_int32 lenResponse = 0;
/* We assume an HTTP 500 response will be small enough to fit into an SG_string. */
SG_ERR_CHECK( SG_curl__getinfo__int32(pCtx, pCurl, CURLINFO_CONTENT_LENGTH_DOWNLOAD, &lenResponse) );
if (lenResponse > 0)
SG_ERR_CHECK( SG_STRING__ALLOC__RESERVE(pCtx, &pMe->pstrErr, (SG_uint32)lenResponse + 1) );
else
SG_ERR_CHECK( SG_STRING__ALLOC(pCtx, &pMe->pstrErr) );
}
SG_ERR_CHECK( SG_string__append__buf_len(pCtx, pMe->pstrErr, (const SG_byte*)buffer, bufLen) );
}
fail:
;
}
static void _get_sync_url(SG_context* pCtx, const char* pszBaseUrl, const char* pszUrlSuffix, const char* pszPushId, const char* pszQueryString, char** ppszUrl)
{
SG_string* pstrUrl = NULL;
SG_ERR_CHECK( SG_STRING__ALLOC__RESERVE(pCtx, &pstrUrl, 1024) );
SG_ERR_CHECK( SG_string__append__sz(pCtx, pstrUrl, pszBaseUrl) );
if (pszUrlSuffix)
SG_ERR_CHECK( SG_string__append__sz(pCtx, pstrUrl, pszUrlSuffix) );
if (pszPushId)
{
SG_ERR_CHECK( SG_string__append__sz(pCtx, pstrUrl, "/") );
SG_ERR_CHECK( SG_string__append__sz(pCtx, pstrUrl, pszPushId) );
}
if (pszQueryString)
{
SG_ERR_CHECK( SG_string__append__sz(pCtx, pstrUrl, "?") );
SG_ERR_CHECK( SG_string__append__sz(pCtx, pstrUrl, pszQueryString) );
}
SG_ERR_CHECK( SG_string__sizzle(pCtx, &pstrUrl, (SG_byte**)ppszUrl, NULL) );
return;
fail:
SG_STRING_NULLFREE(pCtx, pstrUrl);
}
void sg_sync_client__http__pull_clone(
SG_context* pCtx,
SG_sync_client* pSyncClient,
SG_vhash* pvh_clone_request,
const SG_pathname* pStagingPathname,
char** ppszFragballName)
{
SG_vhash* pvhRequest = NULL;
char* pszFragballName = NULL;
SG_pathname* pPathFragball = NULL;
SG_string* pstrRequest = NULL;
char* pszUrl = NULL;
SG_ERR_CHECK( SG_log__push_operation(pCtx, "Requesting repository from server", SG_LOG__FLAG__NONE) );
SG_NULLARGCHECK_RETURN(pSyncClient);
SG_ERR_CHECK( SG_allocN(pCtx, SG_TID_MAX_BUFFER_LENGTH, pszFragballName) );
SG_ERR_CHECK( SG_tid__generate(pCtx, pszFragballName, SG_TID_MAX_BUFFER_LENGTH) );
SG_ERR_CHECK( _get_sync_url(pCtx, pSyncClient->psz_remote_repo_spec, SYNC_URL_SUFFIX FRAGBALL_URL_SUFFIX, NULL, NULL, &pszUrl) );
SG_ERR_CHECK( SG_VHASH__ALLOC(pCtx, &pvhRequest) );
SG_ERR_CHECK( SG_vhash__add__null(pCtx, pvhRequest, SG_SYNC_STATUS_KEY__CLONE) );
if (pvh_clone_request)
{
SG_ERR_CHECK( SG_vhash__addcopy__vhash(pCtx, pvhRequest, SG_SYNC_STATUS_KEY__CLONE_REQUEST, pvh_clone_request) );
}
SG_ERR_CHECK( SG_STRING__ALLOC__RESERVE(pCtx, &pstrRequest, 50) );
SG_ERR_CHECK( SG_vhash__to_json(pCtx, pvhRequest, pstrRequest) );
SG_ERR_CHECK( SG_pathname__alloc__pathname_sz(pCtx, &pPathFragball, pStagingPathname, (const char*)pszFragballName) );
SG_ERR_CHECK( do_url(pCtx, pszUrl, "POST", SG_string__sz(pstrRequest), pSyncClient->psz_username, pSyncClient->psz_password, NULL, pPathFragball, SG_TRUE) );
SG_RETURN_AND_NULL(pszFragballName, ppszFragballName);
/* fall through */
fail:
SG_log__pop_operation(pCtx);
SG_NULLFREE(pCtx, pszFragballName);
SG_VHASH_NULLFREE(pCtx, pvhRequest);
SG_PATHNAME_NULLFREE(pCtx, pPathFragball);
SG_NULLFREE(pCtx, pszUrl);
SG_STRING_NULLFREE(pCtx, pstrRequest);
}
SG_error SG_context__err_to_string(SG_context* pCtx, SG_string** ppErrString)
{
SG_error err = SG_ERR_OK;
char szErr[SG_ERROR_BUFFER_SIZE];
SG_string* pTempStr = NULL;
SG_uint32 lenRequired;
SG_ASSERT( pCtx );
// SG_ASSERT( pCtx->level < SG_CONTEXT_MAX_ERROR_LEVELS );
if (!ppErrString)
return SG_ERR_INVALIDARG;
if (pCtx->level > 0)
{
// when in an error-on-error (level > 0), the error string DOES NOT belong to the
// error context/level that we are in. The full message is only defined for the
// original error that triggered things.
*ppErrString = NULL;
return SG_ERR_OK;
}
SG_error__get_message(pCtx->errValues[pCtx->level], szErr, sizeof(szErr));
lenRequired = ( strlen(szErr)
+ strlen(pCtx->szDescription)
+ pCtx->lenStackTrace
+ 100);
// do all of the formatting in an error-on-error context/level
// so that none of the string allocation/manipulation trashes
// the current error context.
//
// ***DO NOT JUMP OUT OF THIS PUSH..POP BLOCK.***
SG_context__push_level(pCtx);
{
SG_STRING__ALLOC__RESERVE(pCtx,&pTempStr,lenRequired);
if (SG_IS_OK(pCtx->errValues[pCtx->level]))
{
// since we pre-reserved all of the space we require, we
// don't expect any of the appends to fail. So we can
// ignore intermediate errors after each step. if one of
// them does have a problem, the subsequent statements will
// fail because we already have an error at this level.
// either way, we don't care because we're going to pop the
// level in a minute anyway.
if (szErr[0] != 0)
{
SG_string__append__sz(pCtx, pTempStr, szErr);
if (pCtx->szDescription[0] != 0)
SG_string__append__sz(pCtx, pTempStr, ": ");
else
SG_string__append__sz(pCtx, pTempStr, ".");
}
if (pCtx->szDescription[0] != 0)
SG_string__append__sz(pCtx, pTempStr, pCtx->szDescription);
if (szErr[0] != 0 || pCtx->szDescription[0] != 0)
SG_string__append__sz(pCtx, pTempStr, "\n");
SG_string__append__sz(pCtx, pTempStr, pCtx->szStackTrace);
// if all of the formating works, we return the allocated string.
// if not, we delete it and return the formatting error.
if (SG_IS_OK(pCtx->errValues[pCtx->level]))
*ppErrString = pTempStr;
else
SG_STRING_NULLFREE(pCtx, pTempStr);
}
err = pCtx->errValues[pCtx->level]; // we return the error value of the allocation/formatting
}
SG_context__pop_level(pCtx);
return err;
}