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How to use pid_is_alive method in autotest

Best Python code snippet using autotest_python

views.py

Source:views.py

1import os2import json3import signal4from subprocess import Popen, PIPE5from django.http import HttpResponse6from django.core.serializers.json import DjangoJSONEncoder7from django.forms.models import model_to_dict8from django.core.exceptions import ObjectDoesNotExist9from management_app.models import Trade, Orders_History, Pair_Timeframe, Candle10from server.settings import BASE_DIR, VIRTUALENV_DIR11from trader.bitfinex_client import post_balances12def check_pid(pid):13    """ Check For the existence of a unix pid. """14    try:15        os.kill(pid, 0)16    except OSError:17        return False18    else:19        return True20def settings():21    work_dir = os.path.join(BASE_DIR, "trader")22    log_dir = os.path.join(BASE_DIR, "logs", "log")23    misc_dir = os.path.join(BASE_DIR, "logs", ".misc")24    if not os.path.exists(log_dir):25        os.makedirs(log_dir)26    if not os.path.exists(misc_dir):27        os.makedirs(misc_dir)28    return work_dir, log_dir, misc_dir29def json_response(data):30    return HttpResponse(json.dumps(data, cls=DjangoJSONEncoder, sort_keys=True, indent=5, separators=(',', ': ')), content_type='application/json', status=200)31def run_command_in_virtualenv(command):32    commands = """33    . %s/bin/activate34    %s35    deactivate36    """ % (VIRTUALENV_DIR, command)37    process = Popen(commands, stdout=PIPE, shell=True)38    return process.communicate()39def file_read_last_lines(fname, lines):40    s = ""41    with open(fname) as f:42        x = f.readlines()43        s += ''.join(x[-lines:])44    return s45def collector_misc(action):46    work_dir, log_dir, misc_dir = settings()47    log_file = os.path.join(log_dir, "collect_data.log")48    pid_file = os.path.join(log_dir, "collect_data.pid")49    collector_py = os.path.join(work_dir, "collect_data.py")50    if (action == "start") or (action == "stop"):51        # Clear52        if os.path.exists(pid_file):53            with open(pid_file) as f:54                pids = f.read()55            try:56                os.kill(int(pids), signal.SIGTERM) #or signal.SIGKILL57            except ProcessLookupError:58                pass59            os.remove(pid_file)60        if os.path.exists(log_file):61            os.remove(log_file)62        if action == "start":63            command = "nohup python3 " + collector_py + " > /dev/null & echo $! >> " + pid_file64            run_command_in_virtualenv(command)65        return dict()66    if action == "status":67        if os.path.exists(pid_file):68            with open(pid_file) as f:69                pids = f.read()70            pid_is_alive = check_pid(int(pids))71        else:72            pid_is_alive = False73        if os.path.exists(log_file):74            with open(log_file) as f:75                log_text = f.read()76        else:77            log_text = "No log file"78        data = {79            "is_alive": pid_is_alive,80            "log": str(log_text)81        }82        return data83def collector(request):84    """85    .. http:post:: /management/collector/86        Popen(87            ["nohup", 88                    "python3", "/root/crypto_trading/bitfinex/collect_data.py", 89                    ">", "/root/crypto_trading/bitfinex/log/collect_data.out", "&", 90                    "echo", "$!", ">>", "/root/crypto_trading/bitfinex/.misc/collect_data.pid"]91        )92    **Request**:93    .. sourcecode:: json94        {95          "action": "start",  # "stop", "status"96        }97    **Response**:98    .. sourcecode:: json99        {100            "log": "kokokokoko"101        }102        or103        {}104    """105    received_json_data = json.loads(request.body.decode())106    r = collector_misc(action=received_json_data["action"])107    return json_response(r)108def crypto_trader_bot(request):109    """110    .. http:post:: /management/crypto_trader_bot/111        Start/Stop Crypto tradering bot112                or113        Status of alive Crypto tradering bot114    **Request**:115    .. sourcecode:: json116        {117          "action": "status", # "stop", "short_status"118          "pair": "XMRUSD"119        }120        or121        {122          "action": "start",123                    "pair": "XMRUSD",124                    "timeframe": "1m",125                    "timeperiod": 9,126                    "init_last_sell_price": 345.3, 127                    "init_last_buy_price": 345.3,128                    "DIV_PARTS": 2, 129                    "LPP_count": 1, 130                    "EP_gradient_threshold": 0.0, 131                    "LPP_gradients_threshold": 0.0, 132                    "sell_threshold": 0.8,133                    "buy_threshold": 0.8,134                    "independent_last_sell_buy_price_checking": false,135                    "forse_commit_sell_buy_status_distace": none136        }137    **Response**:138    .. sourcecode:: json139        140        {141            "log": "kokokokoko"142        }143        or144        {}145    """146    received_json_data = json.loads(request.body.decode())147    work_dir, log_dir, misc_dir = settings()148    log_file = os.path.join(log_dir, "crypto_trader_bot_%s.log" % received_json_data["pair"])149    pid_file = os.path.join(log_dir, "trader_%s.pid" % received_json_data["pair"])150    trader_py = os.path.join(work_dir, "crypto_trader_bot.py")151    if (received_json_data["action"] == "start") or (received_json_data["action"] == "stop"):152        # Clear153        if os.path.exists(pid_file):154            with open(pid_file) as f:155                pids = f.read()156            try:157                os.kill(int(pids), signal.SIGTERM) #or signal.SIGKILL158            except ProcessLookupError:159                pass160            os.remove(pid_file)161        if received_json_data["action"] == "start":162            # if os.path.exists(out_file):163            #     os.remove(out_file)164            if os.path.exists(log_file):165                os.remove(log_file)166        if received_json_data["action"] == "start":167            command = "nohup python3 " + trader_py + \168                  " " + str(received_json_data["pair"]) + \169                  " " + str(received_json_data["timeframe"]) + \170                  " " + str(received_json_data["timeperiod"]) + \171                  " " + str(received_json_data["independent_last_sell_buy_price_checking"]) + \172                  " " + str(received_json_data["forse_commit_sell_buy_status_distace"]) + \173                  " " + str(received_json_data["LPP_count"]) + \174                  " " + str(received_json_data["EP_gradient_threshold"]) + \175                  " " + str(received_json_data["LPP_gradients_threshold"]) + \176                  " " + str(received_json_data["sell_threshold"]) + \177                  " " + str(received_json_data["buy_threshold"]) + \178                  " " + str(received_json_data["DIV_PARTS"]) + \179                  " " + str(received_json_data["init_last_sell_price"]) + \180                  " " + str(received_json_data["init_last_buy_price"]) + \181                      " > /dev/null & echo $! >> " + pid_file182            run_command_in_virtualenv(command)183    if received_json_data["action"] == "status":184        if os.path.exists(pid_file):185            with open(pid_file) as f:186                pids = f.read()187            pid_is_alive = check_pid(int(pids))188        else:189            pid_is_alive = False190        # if os.path.exists(out_file):191        #     with open(out_file) as f:192        #         out_file_text = f.read()193        # else:194        #     out_file_text = "No out file"195        if os.path.exists(log_file):196            with open(log_file) as f:197                log_file_text = f.read()198        else:199            log_file_text = "No log file"200        data = {201            "is_alive": pid_is_alive,202            # "out_file": str(out_file_text),203            "log_file": str(log_file_text)204        }205        return json_response(data)206    if received_json_data["action"] == "short_status":207        if os.path.exists(pid_file):208            with open(pid_file) as f:209                pids = f.read()210            pid_is_alive = check_pid(int(pids))211        else:212            pid_is_alive = False213        # if os.path.exists(out_file):214        #     with open(out_file) as f:215        #         out_file_text = f.read()216        # else:217        #     out_file_text = "No out file"218        if os.path.exists(log_file):219            log_file_text = file_read_last_lines(log_file, 228)220        else:221            log_file_text = "No log file"222        data = {223            "is_alive": pid_is_alive,224            # "out_file": str(out_file_text),225            "log_file": str(log_file_text)226        }227        return json_response(data)228    return json_response(dict())229def orders_history(request):230    """231    .. http:post:: /management/orders_history/232    **Request**:233    .. sourcecode:: json234        {235          "trade_id": 45,236          "action": "get_all" #, "delete", "get"237        }238    **Response**:239    .. sourcecode:: json240        [241           {}, {}, {}, ...242        ]243    """244    received_json_data = json.loads(request.body.decode())245    trade_id = received_json_data["trade_id"]246    action = received_json_data["action"]247    if action == "get":248        orders_history = Orders_History.objects.filter(trade=trade_id)249        data = list(orders_history.values())250        return json_response(data)251    elif action == "delete":252        Orders_History.objects.filter(trade=trade_id).delete()253        data = list()254        return json_response(data)255    elif action == "get_all":256        orders_history = Orders_History.objects.all()257        data = list(orders_history.values())258        return json_response(data)259def trade(request):260    """261    .. http:post:: /management/trade/262    Delete/Get/Get All263    **Request**:264    .. sourcecode:: json265        {266          "id": 56,267          "action": "get_all" #, "delete", "get"268        }269    **Response**:270    .. sourcecode:: json271        [272           {}, {}, {}, ...273        ]274    """275    received_json_data = json.loads(request.body.decode())276    trade_id = received_json_data["id"]277    action = received_json_data["action"]278    if action == "get":279        trade = Trade.objects.filter(id=trade_id)280        data = list(trade.values())281        return json_response(data)282    elif action == "delete":283        Trade.objects.filter(id=trade_id).delete()284        data = list()285        return json_response(data)286    elif action == "get_all":287        trades = Trade.objects.all()288        all_data = []289        for trade in trades:290            data = model_to_dict(trade)291            BTC_in_the_start = float(trade.initial_BTC_wallet)292            USD_in_the_start = float(trade.initial_USD_wallet)293            pair = trade.pair_timeframe.pair294            timeframe = trade.pair_timeframe.timeframe295            try:296                orders_history_count = Orders_History.objects.filter(trade=trade).count()297                orders_history_last = Orders_History.objects.filter(trade=trade).latest('mts')298                BTC_in_the_end = sum(orders_history_last.misc['BTC'])299                USD_in_the_end = sum(orders_history_last.misc['USD'])300                data.update({301                    "orders_history_count": orders_history_count,302                    "profit_BTC": str(BTC_in_the_start) + " --> " + str(BTC_in_the_end),303                    "profit_USD": str(USD_in_the_start) + " --> " + str(USD_in_the_end),304                    "pair": pair,305                    "timeframe": timeframe306                })307            except ObjectDoesNotExist:308                data.update({309                    "orders_history_count": 0,310                    "profit_BTC": str(BTC_in_the_start) + " --> N/A",311                    "profit_USD": str(USD_in_the_start) + " --> N/A",312                    "pair": pair,313                    "timeframe": timeframe314                })315            all_data.append(data)316        return json_response(all_data)317def pairs(request):318    """319    .. http:post:: /management/pairs/320        Create/Delete/Get/Get All321    **Request**:322    .. sourcecode:: json323        {324          "pair": "XMRUSD",325          "timeframe": "1m",326          "action": "get_all" #, "delete", "get", "put"327        }328    **Response**:329    .. sourcecode:: json330        "put":331        [332           23333        ]334        "get":335        [336           23337        ]338        "get_all":339        [340             {341                  "id": 1,342                  "pair": "XMRUSD",343                  "timeframe": "1m"344             },345             {346                  "id": 4,347                  "pair": "XMRUSD",348                  "timeframe": "5m"349             },350             {351                  "id": 6,352                  "pair": "XMRUSD",353                  "timeframe": "15m"354             }355        ]356        "delete":357        []358    """359    received_json_data = json.loads(request.body.decode())360    pair = received_json_data["pair"]361    timeframe = received_json_data["timeframe"]362    action = received_json_data["action"]363    if action == "get":364        pair_timeframe = Pair_Timeframe.objects.get(pair=pair, timeframe=timeframe)365        data = [pair_timeframe.id]366        return json_response(data)367    elif action == "put":368        pair_timeframe = Pair_Timeframe(pair=pair, timeframe=timeframe)369        pair_timeframe.save()370        data = [pair_timeframe.id]371        return json_response(data)372    elif action == "delete":373        Pair_Timeframe.objects.filter(pair=pair, timeframe=timeframe).delete()374        data = list()375        return json_response(data)376    elif action == "get_all":377        pair_timeframe = Pair_Timeframe.objects.all()378        if pair_timeframe.count() == 0:379            return json_response([])380        else:381            data = list(pair_timeframe.values())382            return json_response(data)383def candles(request):384    """385    .. http:post:: /management/candles/386        Create/Delete/Get/Get All/Delete All/Count387    **Request**:388    .. sourcecode:: json389        {390          "pair": "XMRUSD",391          "timeframe": "1m",392          "action": "get" #, "delete", "delete_all", "count"393        }394    **Response**:395    .. sourcecode:: json396        "get":397        [398             {399                  "close": "272.4500000000000000000000000000000000000000",400                  "high": "274.3400000000000000000000000000000000000000",401                  "id": 419,402                  "low": "272.4500000000000000000000000000000000000000",403                  "mts": "2018-03-08T22:50:00Z",404                  "open": "274.3300000000000000000000000000000000000000",405                  "pair_timeframe_id": 4,406                  "volume": "447.7072914500000000000000000000000000000000"407             },408             {409                  "close": "274.2100000000000000000000000000000000000000",410                  "high": "276.6500000000000000000000000000000000000000",411                  "id": 420,412                  "low": "273.1700000000000000000000000000000000000000",413                  "mts": "2018-03-08T22:55:00Z",414                  "open": "275.2600000000000000000000000000000000000000",415                  "pair_timeframe_id": 4,416                  "volume": "1032.2220301600000000000000000000000000000000"417             },418             ...419         ]420        "delete":421        []422    """423    received_json_data = json.loads(request.body.decode())424    action = received_json_data["action"]425    if action != "delete_all":426        pair = received_json_data["pair"]427        timeframe = received_json_data["timeframe"]428    if action == "get":429        candles = Candle.objects.filter(pair_timeframe__pair=pair, pair_timeframe__timeframe=timeframe)430        data = list(candles.order_by('-mts').values())431        return json_response(data)432    elif action == "delete":433        Candle.objects.filter(pair_timeframe__pair=pair, pair_timeframe__timeframe=timeframe).delete()434        data = list()435        return json_response(data)436    elif action == "delete_all":437        Candle.objects.all().delete()438    elif action == "count":439        if (pair != "") and (timeframe != ""):440            pairs_timeframes = Pair_Timeframe.objects.filter(pair=pair, timeframe=timeframe).values()441        else:442            pairs_timeframes = Pair_Timeframe.objects.all().values()443        data = []444        for pair_timeframe in pairs_timeframes:445            pair = pair_timeframe["pair"]446            timeframe = pair_timeframe["timeframe"]447            pair_timeframe_id = pair_timeframe["id"]448            count = Candle.objects.filter(pair_timeframe_id=pair_timeframe_id).count()449            last = Candle.objects.filter(pair_timeframe_id=pair_timeframe_id).latest('mts')450            data.append({451                "pair": pair,452                "timeframe": timeframe,453                "count": count,454                "last": {455                    "id": last.id,456                    "mts": last.mts,457                    "open": float(last.open),458                    "close": float(last.close),459                    "low": float(last.low),460                    "high": float(last.high),461                    "volume": float(last.volume)462                }463            })464        data = sorted(data, key=lambda x: x["timeframe"])465        return json_response(data)466    return json_response([])467def balance(request):468    """469    .. http:post:: /management/balance/470    **Request**:471    .. sourcecode:: json472    **Response**:473    .. sourcecode:: json474            [{475              "type":"deposit",476              "currency":"btc",477              "amount":"0.0",478              "available":"0.0"479            },{480              "type":"deposit",481              "currency":"usd",482              "amount":"1.0",483              "available":"1.0"484            },485            ...]486    """487    r = post_balances()...

base_syncdata_unittest.py

Source:base_syncdata_unittest.py

...61        sync_ls = syncdata.SyncListenServer()62        os.kill(sync_ls.server_pid, 0)63        time.sleep(2)64        sync_ls.close()65        self.assertEqual(utils.pid_is_alive(sync_ls.server_pid), False,66                         "Server should be dead.")67    def test_SyncListenServer_start_with_tmp(self):68        tmpdir = "/tmp"69        sync_ls = syncdata.SyncListenServer(tmpdir=tmpdir)70        os.kill(sync_ls.server_pid, 0)71        time.sleep(2)72        sync_ls.close()73        self.assertEqual(utils.pid_is_alive(sync_ls.server_pid), False,74                         "Server should be dead.")75        self.assertEqual(os.path.exists(tmpdir), True,76                         "Tmpdir should exists after SyncListenServer"77                         " finish with predefined tmpdir.")78    def test_SyncData_with_listenServer(self):79        sync_ls = syncdata.SyncListenServer()80        sync = syncdata.SyncData("127.0.0.1", "127.0.0.1", ["127.0.0.1"],81                                 "127.0.0.1#1", sync_ls)82        data = sync.sync("test1")83        sync.close()84        sync_ls.close()85        self.assertEqual(data, {'127.0.0.1': 'test1'})86    def test_SyncData_with_self_listen_server(self):87        sync = syncdata.SyncData("127.0.0.1", "127.0.0.1", ["127.0.0.1"],88                                 "127.0.0.1#1")89        os.kill(sync.listen_server.server_pid, 0)90        data = sync.sync("test2")91        sync.close()92        self.assertEqual(utils.pid_is_alive(sync.listen_server.server_pid),93                         False, "Server should be dead.")94        self.assertEqual(data, {'127.0.0.1': 'test2'})95    def test_SyncData_with_listenServer_auto_close(self):96        sync = syncdata.SyncData("127.0.0.1", "127.0.0.1", ["127.0.0.1"],97                                 "127.0.0.1#1")98        os.kill(sync.listen_server.server_pid, 0)99        data = sync.single_sync("test3")100        self.assertEqual(utils.pid_is_alive(sync.listen_server.server_pid),101                         False, "Server should be dead.")102        self.assertEqual(data, {'127.0.0.1': 'test3'})103    def test_SyncData_with_closed_listenServer(self):104        sync_ls = syncdata.SyncListenServer()105        sync_ls.close()106        time.sleep(2)107        sync = syncdata.SyncData("127.0.0.1", "127.0.0.1", ["127.0.0.1"],108                                 "127.0.0.1#1", sync_ls)109        self.assertRaises(error.DataSyncError, lambda: sync.sync("test1", 2))110    def test_SyncData_with_listenServer_client_wait_timeout(self):111        sync = syncdata.SyncData("127.0.0.1", "127.0.0.1",112                                 ["127.0.0.1", "192.168.0.1"],113                                 "127.0.0.1#1")114        self.assertRaises(error.DataSyncError,...

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