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Add /rest/headers

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This commit is contained in:
Pieter Wuille 2014-12-08 13:44:49 +01:00
parent 5f7279ac70
commit f676c80f43
2 changed files with 99 additions and 14 deletions
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49
qa/rpc-tests/rest.py
View File

@ -23,41 +23,64 @@ except ImportError:
def http_get_call(host, port, path, response_object = 0):
conn = httplib.HTTPConnection(host, port)
conn.request('GET', path)
if response_object:
return conn.getresponse()
return conn.getresponse().read()
class RESTTest (BitcoinTestFramework):
FORMAT_SEPARATOR = "."
def run_test(self):
url = urlparse.urlparse(self.nodes[0].url)
bb_hash = self.nodes[0].getbestblockhash()
# check binary format
response = http_get_call(url.hostname, url.port, '/rest/block/'+bb_hash+self.FORMAT_SEPARATOR+"bin", True)
assert_equal(response.status, 200)
assert_greater_than(int(response.getheader('content-length')), 10)
assert_greater_than(int(response.getheader('content-length')), 80)
response_str = response.read()
# compare with block header
response_header = http_get_call(url.hostname, url.port, '/rest/headers/1/'+bb_hash+self.FORMAT_SEPARATOR+"bin", True)
assert_equal(response_header.status, 200)
assert_equal(int(response_header.getheader('content-length')), 80)
response_header_str = response_header.read()
assert_equal(response_str[0:80], response_header_str)
# check block hex format
response_hex = http_get_call(url.hostname, url.port, '/rest/block/'+bb_hash+self.FORMAT_SEPARATOR+"hex", True)
assert_equal(response_hex.status, 200)
assert_greater_than(int(response_hex.getheader('content-length')), 160)
response_hex_str = response_hex.read()
assert_equal(response_str.encode("hex")[0:160], response_hex_str[0:160])
# compare with hex block header
response_header_hex = http_get_call(url.hostname, url.port, '/rest/headers/1/'+bb_hash+self.FORMAT_SEPARATOR+"hex", True)
assert_equal(response_header_hex.status, 200)
assert_greater_than(int(response_header_hex.getheader('content-length')), 160)
response_header_hex_str = response_header_hex.read()
assert_equal(response_hex_str[0:160], response_header_hex_str[0:160])
assert_equal(response_header_str.encode("hex")[0:160], response_header_hex_str[0:160])
# check json format
json_string = http_get_call(url.hostname, url.port, '/rest/block/'+bb_hash+self.FORMAT_SEPARATOR+'json')
json_obj = json.loads(json_string)
assert_equal(json_obj['hash'], bb_hash)
# do tx test
tx_hash = json_obj['tx'][0]['txid'];
json_string = http_get_call(url.hostname, url.port, '/rest/tx/'+tx_hash+self.FORMAT_SEPARATOR+"json")
json_obj = json.loads(json_string)
assert_equal(json_obj['txid'], tx_hash)
# check hex format response
hex_string = http_get_call(url.hostname, url.port, '/rest/tx/'+tx_hash+self.FORMAT_SEPARATOR+"hex", True)
assert_equal(response.status, 200)
assert_greater_than(int(response.getheader('content-length')), 10)
# check block tx details
# let's make 3 tx and mine them on node 1
txs = []
@ -65,25 +88,23 @@ class RESTTest (BitcoinTestFramework):
txs.append(self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 11))
txs.append(self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 11))
self.sync_all()
# now mine the transactions
newblockhash = self.nodes[1].setgenerate(True, 1)
self.sync_all()
#check if the 3 tx show up in the new block
json_string = http_get_call(url.hostname, url.port, '/rest/block/'+newblockhash[0]+self.FORMAT_SEPARATOR+'json')
json_obj = json.loads(json_string)
for tx in json_obj['tx']:
if not 'coinbase' in tx['vin'][0]: #exclude coinbase
assert_equal(tx['txid'] in txs, True)
#check the same but without tx details
json_string = http_get_call(url.hostname, url.port, '/rest/block/notxdetails/'+newblockhash[0]+self.FORMAT_SEPARATOR+'json')
json_obj = json.loads(json_string)
for tx in txs:
assert_equal(tx in json_obj['tx'], True)
if __name__ == '__main__':
RESTTest ().main ()

64
src/rest.cpp
View File

@ -89,6 +89,69 @@ static bool ParseHashStr(const string& strReq, uint256& v)
return true;
}
static bool rest_headers(AcceptedConnection* conn,
string& strReq,
map<string, string>& mapHeaders,
bool fRun)
{
vector<string> params;
enum RetFormat rf = ParseDataFormat(params, strReq);
vector<string> path;
boost::split(path, params[0], boost::is_any_of("/"));
if (path.size() != 2)
throw RESTERR(HTTP_BAD_REQUEST, "No header count specified. Use /rest/headers/<count>/<hash>.<ext>.");
long count = strtol(path[0].c_str(), NULL, 10);
if (count < 1 || count > 2000)
throw RESTERR(HTTP_BAD_REQUEST, "Header count out of range: " + path[0]);
string hashStr = path[1];
uint256 hash;
if (!ParseHashStr(hashStr, hash))
throw RESTERR(HTTP_BAD_REQUEST, "Invalid hash: " + hashStr);
std::vector<CBlockHeader> headers;
headers.reserve(count);
{
LOCK(cs_main);
BlockMap::const_iterator it = mapBlockIndex.find(hash);
const CBlockIndex *pindex = (it != mapBlockIndex.end()) ? it->second : NULL;
while (pindex != NULL && chainActive.Contains(pindex)) {
headers.push_back(pindex->GetBlockHeader());
if (headers.size() == (unsigned long)count)
break;
pindex = chainActive.Next(pindex);
}
}
CDataStream ssHeader(SER_NETWORK, PROTOCOL_VERSION);
BOOST_FOREACH(const CBlockHeader &header, headers) {
ssHeader << header;
}
switch (rf) {
case RF_BINARY: {
string binaryHeader = ssHeader.str();
conn->stream() << HTTPReplyHeader(HTTP_OK, fRun, binaryHeader.size(), "application/octet-stream") << binaryHeader << std::flush;
return true;
}
case RF_HEX: {
string strHex = HexStr(ssHeader.begin(), ssHeader.end()) + "\n";
conn->stream() << HTTPReply(HTTP_OK, strHex, fRun, false, "text/plain") << std::flush;
return true;
}
default: {
throw RESTERR(HTTP_NOT_FOUND, "output format not found (available: .bin, .hex)");
}
}
// not reached
return true; // continue to process further HTTP reqs on this cxn
}
static bool rest_block(AcceptedConnection* conn,
string& strReq,
map<string, string>& mapHeaders,
@ -224,6 +287,7 @@ static const struct {
{"/rest/tx/", rest_tx},
{"/rest/block/notxdetails/", rest_block_notxdetails},
{"/rest/block/", rest_block_extended},
{"/rest/headers/", rest_headers},
};
bool HTTPReq_REST(AcceptedConnection* conn,