Merge #8744: [0.13.1] qa Backports

d6ebe13 [qa] Refactor RPCTestHandler to prevent TimeoutExpired (MarcoFalke)
ae8c7df [qa] create_cache: Delete temp dir when done (MarcoFalke)
63462c2 [qa] remove root test directory for RPC tests (whythat)

qa/pull-tester/rpc-tests.py

@@ -248,21 +248,27 @@ class RPCTestHandler:
             self.num_running += 1
             t = self.test_list.pop(0)
             port_seed = ["--portseed=%s" % len(self.test_list)]
+            log_stdout = tempfile.SpooledTemporaryFile(max_size=2**16)
+            log_stderr = tempfile.SpooledTemporaryFile(max_size=2**16)
             self.jobs.append((t,
                               time.time(),
                               subprocess.Popen((RPC_TESTS_DIR + t).split() + self.flags + port_seed,
                                                universal_newlines=True,
-                                               stdout=subprocess.PIPE,
-                                               stderr=subprocess.PIPE)))
+                                               stdout=log_stdout,
+                                               stderr=log_stderr),
+                              log_stdout,
+                              log_stderr))
         if not self.jobs:
             raise IndexError('pop from empty list')
         while True:
             # Return first proc that finishes
             time.sleep(.5)
             for j in self.jobs:
-                (name, time0, proc) = j
+                (name, time0, proc, log_out, log_err) = j
                 if proc.poll() is not None:
-                    (stdout, stderr) = proc.communicate(timeout=3)
+                    log_out.seek(0), log_err.seek(0)
+                    [stdout, stderr] = [l.read().decode('utf-8') for l in (log_out, log_err)]
+                    log_out.close(), log_err.close()
                     passed = stderr == "" and proc.returncode == 0
                     self.num_running -= 1
                     self.jobs.remove(j)

qa/rpc-tests/create_cache.py

@@ -12,9 +12,15 @@ from test_framework.test_framework import BitcoinTestFramework
 
 class CreateCache(BitcoinTestFramework):
 
+    def __init__(self):
+        super().__init__()
+
+        # Test network and test nodes are not required:
+        self.num_nodes = 0
+        self.nodes = []
+
     def setup_network(self):
-        # Don't setup any test nodes
-        self.options.noshutdown = True
+        pass
 
     def run_test(self):
         pass

qa/rpc-tests/test_framework/test_framework.py

@@ -123,7 +123,8 @@ class BitcoinTestFramework(object):
         self.add_options(parser)
         (self.options, self.args) = parser.parse_args()
 
-        self.options.tmpdir += '/' + str(self.options.port_seed)
+        # backup dir variable for removal at cleanup
+        self.options.root, self.options.tmpdir = self.options.tmpdir, self.options.tmpdir + '/' + str(self.options.port_seed)
 
         if self.options.trace_rpc:
             logging.basicConfig(level=logging.DEBUG, stream=sys.stdout)
@@ -174,6 +175,8 @@ class BitcoinTestFramework(object):
         if not self.options.nocleanup and not self.options.noshutdown and success:
             print("Cleaning up")
             shutil.rmtree(self.options.tmpdir)
+            if not os.listdir(self.options.root):
+                os.rmdir(self.options.root)
         else:
             print("Not cleaning up dir %s" % self.options.tmpdir)
 

qa/rpc-tests/wallet-hd.py

@@ -39,8 +39,8 @@ class WalletHDTest(BitcoinTestFramework):
         self.nodes[1].importprivkey(self.nodes[0].dumpprivkey(non_hd_add))
 
         # This should be enough to keep the master key and the non-HD key 
-        self.nodes[1].backupwallet(tmpdir + "hd.bak")
-        #self.nodes[1].dumpwallet(tmpdir + "hd.dump")
+        self.nodes[1].backupwallet(tmpdir + "/hd.bak")
+        #self.nodes[1].dumpwallet(tmpdir + "/hd.dump")
 
         # Derive some HD addresses and remember the last
         # Also send funds to each add
@@ -63,7 +63,7 @@ class WalletHDTest(BitcoinTestFramework):
         print("Restore backup ...")
         self.stop_node(1)
         os.remove(self.options.tmpdir + "/node1/regtest/wallet.dat")
-        shutil.copyfile(tmpdir + "hd.bak", tmpdir + "/node1/regtest/wallet.dat")
+        shutil.copyfile(tmpdir + "/hd.bak", tmpdir + "/node1/regtest/wallet.dat")
         self.nodes[1] = start_node(1, self.options.tmpdir, self.node_args[1])
         #connect_nodes_bi(self.nodes, 0, 1)