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Merge pull request #6695
ddf98d1 Make RPC tests cope with server-side timeout between requests (Wladimir J. van der Laan)
2190ea6 rpc: Split option -rpctimeout into -rpcservertimeout and -rpcclienttimeout (Wladimir J. van der Laan)
8b2d6ed http: Disable libevent debug logging, if not explicitly enabled (Wladimir J. van der Laan)
5ce43da init: Ignore SIGPIPE (Wladimir J. van der Laan)
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laanwj committed Sep 21, 2015
2 parents b0ce450 + ddf98d1 commit 5e21388c4812e73a15f0e50a9186d154bece27a8
Showing 6 changed files with 51 additions and 23 deletions.
@@ -73,7 +73,7 @@

# How many seconds bitcoin will wait for a complete RPC HTTP request.
# after the HTTP connection is established.

# By default, only RPC connections from localhost are allowed.
# Specify as many rpcallowip= settings as you like to allow connections from other hosts,
@@ -106,6 +106,26 @@ def __getattr__(self, name):
name = "%s.%s" % (self.__service_name, name)
return AuthServiceProxy(self.__service_url, name, connection=self.__conn)

def _request(self, method, path, postdata):
Do a HTTP request, with retry if we get disconnected (e.g. due to a timeout).
This is a workaround for which is fixed in Python 3.5.
headers = {'Host': self.__url.hostname,
'User-Agent': USER_AGENT,
'Authorization': self.__auth_header,
'Content-type': 'application/json'}
self.__conn.request(method, path, postdata, headers)
return self._get_response()
except httplib.BadStatusLine as e:
if e.line == "''": # if connection was closed, try again
self.__conn.request(method, path, postdata, headers)
return self._get_response()

def __call__(self, *args):
AuthServiceProxy.__id_count += 1

@@ -115,13 +135,7 @@ def __call__(self, *args):
'method': self.__service_name,
'params': args,
'id': AuthServiceProxy.__id_count}, default=EncodeDecimal)
self.__conn.request('POST', self.__url.path, postdata,
{'Host': self.__url.hostname,
'User-Agent': USER_AGENT,
'Authorization': self.__auth_header,
'Content-type': 'application/json'})

response = self._get_response()
response = self._request('POST', self.__url.path, postdata)
if response['error'] is not None:
raise JSONRPCException(response['error'])
elif 'result' not in response:
@@ -133,13 +147,7 @@ def __call__(self, *args):
def _batch(self, rpc_call_list):
postdata = json.dumps(list(rpc_call_list), default=EncodeDecimal)
log.debug("--> "+postdata)
self.__conn.request('POST', self.__url.path, postdata,
{'Host': self.__url.hostname,
'User-Agent': USER_AGENT,
'Authorization': self.__auth_header,
'Content-type': 'application/json'})

return self._get_response()
return self._request('POST', self.__url.path, postdata)

def _get_response(self):
http_response = self.__conn.getresponse()
@@ -22,6 +22,8 @@

using namespace std;

static const int DEFAULT_HTTP_CLIENT_TIMEOUT=900;

std::string HelpMessageCli()
string strUsage;
@@ -37,6 +39,7 @@ std::string HelpMessageCli()
strUsage += HelpMessageOpt("-rpcwait", _("Wait for RPC server to start"));
strUsage += HelpMessageOpt("-rpcuser=<user>", _("Username for JSON-RPC connections"));
strUsage += HelpMessageOpt("-rpcpassword=<pw>", _("Password for JSON-RPC connections"));
strUsage += HelpMessageOpt("-rpcclienttimeout=<n>", strprintf(_("Timeout during HTTP requests (default: %d)"), DEFAULT_HTTP_CLIENT_TIMEOUT));

return strUsage;
@@ -150,7 +153,7 @@ UniValue CallRPC(const string& strMethod, const UniValue& params)
struct evhttp_connection *evcon = evhttp_connection_base_new(base, NULL, host.c_str(), port); // TODO RAII
if (evcon == NULL)
throw runtime_error("create connection failed");
evhttp_connection_set_timeout(evcon, GetArg("-rpctimeout", 30));
evhttp_connection_set_timeout(evcon, GetArg("-rpcclienttimeout", DEFAULT_HTTP_CLIENT_TIMEOUT));

HTTPReply response;
struct evhttp_request *req = evhttp_request_new(http_request_done, (void*)&response); // TODO RAII
@@ -320,6 +320,15 @@ static void HTTPWorkQueueRun(WorkQueue<HTTPClosure>* queue)

/** libevent event log callback */
static void libevent_log_cb(int severity, const char *msg)
if (severity >= EVENT_LOG_WARN) // Log warn messages and higher without debug category
LogPrintf("libevent: %s\n", msg);
LogPrint("libevent", "libevent: %s\n", msg);

bool InitHTTPServer()
struct evhttp* http = 0;
@@ -335,6 +344,16 @@ bool InitHTTPServer()
return false;

// Redirect libevent's logging to our own log
// If -debug=libevent, set full libevent debugging.
// Otherwise, disable all libevent debugging.
if (LogAcceptCategory("libevent"))
#ifdef WIN32
@@ -355,7 +374,7 @@ bool InitHTTPServer()
return false;

evhttp_set_timeout(http, GetArg("-rpctimeout", DEFAULT_HTTP_TIMEOUT));
evhttp_set_timeout(http, GetArg("-rpcservertimeout", DEFAULT_HTTP_SERVER_TIMEOUT));
evhttp_set_max_body_size(http, MAX_SIZE);
evhttp_set_gencb(http, http_request_cb, NULL);

@@ -13,7 +13,7 @@

static const int DEFAULT_HTTP_THREADS=4;
static const int DEFAULT_HTTP_WORKQUEUE=16;
static const int DEFAULT_HTTP_TIMEOUT=30;
static const int DEFAULT_HTTP_SERVER_TIMEOUT=30;

struct evhttp_request;
struct event_base;
@@ -416,7 +416,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-limitdescendantcount=<n>", strprintf("Do not accept transactions if any ancestor would have <n> or more in-mempool descendants (default: %u)", DEFAULT_DESCENDANT_LIMIT));
strUsage += HelpMessageOpt("-limitdescendantsize=<n>", strprintf("Do not accept transactions if any ancestor would have more than <n> kilobytes of in-mempool descendants (default: %u).", DEFAULT_DESCENDANT_SIZE_LIMIT));
string debugCategories = "addrman, alert, bench, coindb, db, lock, rand, rpc, selectcoins, mempool, mempoolrej, net, proxy, prune, http"; // Don't translate these and qt below
string debugCategories = "addrman, alert, bench, coindb, db, lock, rand, rpc, selectcoins, mempool, mempoolrej, net, proxy, prune, http, libevent"; // Don't translate these and qt below
if (mode == HMM_BITCOIN_QT)
debugCategories += ", qt";
strUsage += HelpMessageOpt("-debug=<category>", strprintf(_("Output debugging information (default: %u, supplying <category> is optional)"), 0) + ". " +
@@ -469,7 +469,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-rpcthreads=<n>", strprintf(_("Set the number of threads to service RPC calls (default: %d)"), DEFAULT_HTTP_THREADS));
if (showDebug) {
strUsage += HelpMessageOpt("-rpcworkqueue=<n>", strprintf("Set the depth of the work queue to service RPC calls (default: %d)", DEFAULT_HTTP_WORKQUEUE));
strUsage += HelpMessageOpt("-rpctimeout=<n>", strprintf("Timeout during HTTP requests (default: %d)", DEFAULT_HTTP_TIMEOUT));
strUsage += HelpMessageOpt("-rpcservertimeout=<n>", strprintf("Timeout during HTTP requests (default: %d)", DEFAULT_HTTP_SERVER_TIMEOUT));

if (mode == HMM_BITCOIN_QT)
@@ -716,10 +716,8 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
sa_hup.sa_flags = 0;
sigaction(SIGHUP, &sa_hup, NULL);

#if defined (__SVR4) && defined (__sun)
// ignore SIGPIPE on Solaris
// Ignore SIGPIPE, otherwise it will bring the daemon down if the client closes unexpectedly

// ********************************************************* Step 2: parameter interactions

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