From 59f2add67f95b0da7982f471c6686b4b412cdc2a Mon Sep 17 00:00:00 2001
From: Andrey Golovizin <ag@sologoc.com>
Date: Mon, 9 Mar 2020 20:32:08 +0100
Subject: [PATCH] Switch from uvicorn to gunicorn

---
 default.nix                                   |   3 +-
 module.nix                                    |   2 +-
 requirements.nix                              | 160 ++++--------------
 requirements.txt                              |   3 +-
 requirements_frozen.txt                       |  21 +--
 .../management/commands/runserver-gunicorn.py |  39 +++++
 .../management/commands/runserver-uvicorn.py  |  22 ---
 7 files changed, 86 insertions(+), 164 deletions(-)
 create mode 100644 src/strojnadzor/management/commands/runserver-gunicorn.py
 delete mode 100644 src/strojnadzor/management/commands/runserver-uvicorn.py

diff --git a/default.nix b/default.nix
index 1d8c579..0f5a60a 100644
--- a/default.nix
+++ b/default.nix
@@ -30,7 +30,6 @@ python.mkDerivation {
     djangocms-video
     easy-thumbnails
     setuptools
-    uvicorn
-    uvloop
+    gunicorn
   ];
 }
diff --git a/module.nix b/module.nix
index de3331e..e993089 100644
--- a/module.nix
+++ b/module.nix
@@ -65,7 +65,7 @@ in
           User = "strojnadzor";
           Group = "strojnadzor";
           ExecStartPre = "${strojnadzor}/bin/strojnadzor-admin migrate";
-          ExecStart = "${strojnadzor}/bin/strojnadzor-admin runserver-uvicorn ${cfg.hostname} ${toString cfg.port}";
+          ExecStart = "${strojnadzor}/bin/strojnadzor-admin runserver-gunicorn --bind ${cfg.hostname}:${toString cfg.port}";
         };
         environment.STROJNADZOR_DATA_DIR = "${cfg.stateDir}/data";
       };
diff --git a/requirements.nix b/requirements.nix
index 98bb787..c96e3e3 100644
--- a/requirements.nix
+++ b/requirements.nix
@@ -179,23 +179,6 @@ let
       };
     };
 
-    "click" = python.mkDerivation {
-      name = "click-7.0";
-      src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/f8/5c/f60e9d8a1e77005f664b76ff8aeaee5bc05d0a91798afd7f53fc998dbc47/Click-7.0.tar.gz";
-        sha256 = "5b94b49521f6456670fdb30cd82a4eca9412788a93fa6dd6df72c94d5a8ff2d7";
-};
-      doCheck = commonDoCheck;
-      format = "setuptools";
-      buildInputs = commonBuildInputs ++ [ ];
-      propagatedBuildInputs = [ ];
-      meta = with pkgs.stdenv.lib; {
-        homepage = "https://palletsprojects.com/p/click/";
-        license = licenses.bsdOriginal;
-        description = "Composable command line interface toolkit";
-      };
-    };
-
     "cssselect" = python.mkDerivation {
       name = "cssselect-1.1.0";
       src = pkgs.fetchurl {
@@ -354,10 +337,10 @@ let
     };
 
     "django-filer" = python.mkDerivation {
-      name = "django-filer-1.6.0";
+      name = "django-filer-1.7.0";
       src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/b2/3b/544c7de7ae9b2e28f1387974aba3b4385fc06b083c8e6c25c2203afe9255/django-filer-1.6.0.tar.gz";
-        sha256 = "3f2045cfd9e53c1a29cd8a71747e984faead630ee72baab29d6b3b45584d52e0";
+        url = "https://files.pythonhosted.org/packages/89/1b/137aead15fe0b39589d2628bae035a8b58caecd4e7b028262168d47a56b1/django-filer-1.7.0.tar.gz";
+        sha256 = "3da256ab69edc0daed0ccc9a7de37d0548b16037d57684b5524ec34cf3e203fe";
 };
       doCheck = commonDoCheck;
       format = "setuptools";
@@ -367,6 +350,7 @@ let
         self."django-mptt"
         self."django-polymorphic"
         self."easy-thumbnails"
+        self."six"
         self."unidecode"
       ];
       meta = with pkgs.stdenv.lib; {
@@ -433,10 +417,10 @@ let
     };
 
     "django-polymorphic" = python.mkDerivation {
-      name = "django-polymorphic-2.0.3";
+      name = "django-polymorphic-2.1.2";
       src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/ae/d6/bebbc990b5856c36603cd0d635e93137fdf67ec04386ac1bdc87707f9613/django-polymorphic-2.0.3.tar.gz";
-        sha256 = "1fb5505537bcaf71cfc951ff94c4e3ba83c761eaca04b7b2ce9cb63937634ea5";
+        url = "https://files.pythonhosted.org/packages/ad/52/3af2ee7283625a4e6df37a8a4a8fafbc3b6821f670a1c496191cfa7cde6d/django-polymorphic-2.1.2.tar.gz";
+        sha256 = "6e08a76c91066635ccb7ef3ebbe9a0ad149febae6b30be2579716ec16d3c6461";
 };
       doCheck = commonDoCheck;
       format = "setuptools";
@@ -854,20 +838,22 @@ let
       };
     };
 
-    "h11" = python.mkDerivation {
-      name = "h11-0.9.0";
+    "gunicorn" = python.mkDerivation {
+      name = "gunicorn-20.0.4";
       src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/34/5a/abaa557d20b210117d8c3e6b0b817ce9b329b2e81f87612e60102a924323/h11-0.9.0.tar.gz";
-        sha256 = "33d4bca7be0fa039f4e84d50ab00531047e53d6ee8ffbc83501ea602c169cae1";
+        url = "https://files.pythonhosted.org/packages/33/b8/f5fd32e1f46fcfefd7cb5c84dee1cf657ab3540ee92b8a09fc40e4887bf0/gunicorn-20.0.4.tar.gz";
+        sha256 = "1904bb2b8a43658807108d59c3f3d56c2b6121a701161de0ddf9ad140073c626";
 };
       doCheck = commonDoCheck;
       format = "setuptools";
       buildInputs = commonBuildInputs ++ [ ];
-      propagatedBuildInputs = [ ];
+      propagatedBuildInputs = [
+        self."setuptools"
+      ];
       meta = with pkgs.stdenv.lib; {
-        homepage = "https://github.com/python-hyper/h11";
+        homepage = "http://gunicorn.org";
         license = licenses.mit;
-        description = "A pure-Python, bring-your-own-I/O implementation of HTTP/1.1";
+        description = "WSGI HTTP Server for UNIX";
       };
     };
 
@@ -891,28 +877,11 @@ let
       };
     };
 
-    "httptools" = python.mkDerivation {
-      name = "httptools-0.0.13";
-      src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/1b/03/215969db11abe8741e9c266a4cbe803a372bd86dd35fa0084c4df6d4bd00/httptools-0.0.13.tar.gz";
-        sha256 = "e00cbd7ba01ff748e494248183abc6e153f49181169d8a3d41bb49132ca01dfc";
-};
-      doCheck = commonDoCheck;
-      format = "setuptools";
-      buildInputs = commonBuildInputs ++ [ ];
-      propagatedBuildInputs = [ ];
-      meta = with pkgs.stdenv.lib; {
-        homepage = "https://github.com/MagicStack/httptools";
-        license = licenses.mit;
-        description = "A collection of framework independent HTTP protocol utils.";
-      };
-    };
-
     "idna" = python.mkDerivation {
-      name = "idna-2.8";
+      name = "idna-2.9";
       src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/ad/13/eb56951b6f7950cadb579ca166e448ba77f9d24efc03edd7e55fa57d04b7/idna-2.8.tar.gz";
-        sha256 = "c357b3f628cf53ae2c4c05627ecc484553142ca23264e593d327bcde5e9c3407";
+        url = "https://files.pythonhosted.org/packages/cb/19/57503b5de719ee45e83472f339f617b0c01ad75cba44aba1e4c97c2b0abd/idna-2.9.tar.gz";
+        sha256 = "7588d1c14ae4c77d74036e8c22ff447b26d0fde8f007354fd48a7814db15b7cb";
 };
       doCheck = commonDoCheck;
       format = "setuptools";
@@ -1037,10 +1006,10 @@ let
     };
 
     "requests" = python.mkDerivation {
-      name = "requests-2.22.0";
+      name = "requests-2.23.0";
       src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/01/62/ddcf76d1d19885e8579acb1b1df26a852b03472c0e46d2b959a714c90608/requests-2.22.0.tar.gz";
-        sha256 = "11e007a8a2aa0323f5a921e9e6a2d7e4e67d9877e85773fba9ba6419025cbeb4";
+        url = "https://files.pythonhosted.org/packages/f5/4f/280162d4bd4d8aad241a21aecff7a6e46891b905a4341e7ab549ebaf7915/requests-2.23.0.tar.gz";
+        sha256 = "b3f43d496c6daba4493e7c431722aeb7dbc6288f52a6e04e7b6023b0247817e6";
 };
       doCheck = commonDoCheck;
       format = "setuptools";
@@ -1052,17 +1021,17 @@ let
         self."urllib3"
       ];
       meta = with pkgs.stdenv.lib; {
-        homepage = "http://python-requests.org";
+        homepage = "https://requests.readthedocs.io";
         license = licenses.asl20;
         description = "Python HTTP for Humans.";
       };
     };
 
     "setuptools" = python.mkDerivation {
-      name = "setuptools-45.1.0";
+      name = "setuptools-46.0.0";
       src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/42/3e/2464120172859e5d103e5500315fb5555b1e908c0dacc73d80d35a9480ca/setuptools-45.1.0.zip";
-        sha256 = "91f72d83602a6e5e4a9e4fe296e27185854038d7cbda49dcd7006c4d3b3b89d5";
+        url = "https://files.pythonhosted.org/packages/df/ed/bea598a87a8f7e21ac5bbf464102077c7102557c07db9ff4e207bd9f7806/setuptools-46.0.0.zip";
+        sha256 = "2f00f25b780fbfd0787e46891dcccd805b08d007621f24629025f48afef444b5";
 };
       doCheck = commonDoCheck;
       format = "setuptools";
@@ -1076,10 +1045,10 @@ let
     };
 
     "setuptools-scm" = python.mkDerivation {
-      name = "setuptools-scm-3.4.3";
+      name = "setuptools-scm-3.5.0";
       src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/fe/bd/bc2fe0b14ce234bb5e2af5f3b574c5a8ef1b7845bfa41e7cf69a78627ec8/setuptools_scm-3.4.3.tar.gz";
-        sha256 = "26b8a108783cd88f4b15ff1f0f347d6b476db25d0c226159b835d713f9487320";
+        url = "https://files.pythonhosted.org/packages/b2/f7/60a645aae001a2e06cf4b8db2fba9d9f36b8fd378f10647e3e218b61b74b/setuptools_scm-3.5.0.tar.gz";
+        sha256 = "5bdf21a05792903cafe7ae0c9501182ab52497614fa6b1750d9dbae7b60c1a87";
 };
       doCheck = commonDoCheck;
       format = "pyproject";
@@ -1113,10 +1082,10 @@ let
     };
 
     "tablib" = python.mkDerivation {
-      name = "tablib-1.0.0";
+      name = "tablib-1.1.0";
       src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/6e/2f/5378ce8151ade53a5c7bc8a0b960a250bfe816b75a2c26383f776824f866/tablib-1.0.0.tar.gz";
-        sha256 = "ff3172802e8dd7fb795867942f5238f6c90e2d4e90ad6233c1a796cdfc63bb35";
+        url = "https://files.pythonhosted.org/packages/ed/2a/72b7ed65a6a5da55dad08649f1340f82b53e663e616d147e3ed2cd518390/tablib-1.1.0.tar.gz";
+        sha256 = "4d1909aa3ff1c85ba97ad16176c0aeec33c8e894dc7ea6f10f2dd44701e99ba7";
 };
       doCheck = commonDoCheck;
       format = "pyproject";
@@ -1130,10 +1099,10 @@ let
     };
 
     "unidecode" = python.mkDerivation {
-      name = "unidecode-1.0.23";
+      name = "unidecode-1.1.1";
       src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/9b/d8/c1b658ed7ff6e63a745eda483d7d917eb63a79c59fcb422469b85ff47e94/Unidecode-1.0.23.tar.gz";
-        sha256 = "8b85354be8fd0c0e10adbf0675f6dc2310e56fda43fa8fe049123b6c475e52fb";
+        url = "https://files.pythonhosted.org/packages/b1/d6/7e2a98e98c43cf11406de6097e2656d31559f788e9210326ce6544bd7d40/Unidecode-1.1.1.tar.gz";
+        sha256 = "2b6aab710c2a1647e928e36d69c21e76b453cd455f4e2621000e54b2a9b8cce8";
 };
       doCheck = commonDoCheck;
       format = "setuptools";
@@ -1163,46 +1132,6 @@ let
       };
     };
 
-    "uvicorn" = python.mkDerivation {
-      name = "uvicorn-0.11.2";
-      src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/5c/ed/37f168f52814d09feaf0b4f6894704a17209f84219773def5b8b14a060dc/uvicorn-0.11.2.tar.gz";
-        sha256 = "11f397855c7f35dc034a3d288883382a4c16afdfe6675b70896f55bd6051da64";
-};
-      doCheck = commonDoCheck;
-      format = "setuptools";
-      buildInputs = commonBuildInputs ++ [ ];
-      propagatedBuildInputs = [
-        self."click"
-        self."h11"
-        self."httptools"
-        self."uvloop"
-        self."websockets"
-      ];
-      meta = with pkgs.stdenv.lib; {
-        homepage = "https://github.com/encode/uvicorn";
-        license = licenses.bsdOriginal;
-        description = "The lightning-fast ASGI server.";
-      };
-    };
-
-    "uvloop" = python.mkDerivation {
-      name = "uvloop-0.14.0";
-      src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/84/2e/462e7a25b787d2b40cf6c9864a9e702f358349fc9cfb77e83c38acb73048/uvloop-0.14.0.tar.gz";
-        sha256 = "123ac9c0c7dd71464f58f1b4ee0bbd81285d96cdda8bc3519281b8973e3a461e";
-};
-      doCheck = commonDoCheck;
-      format = "setuptools";
-      buildInputs = commonBuildInputs ++ [ ];
-      propagatedBuildInputs = [ ];
-      meta = with pkgs.stdenv.lib; {
-        homepage = "http://github.com/MagicStack/uvloop";
-        license = licenses.asl20;
-        description = "Fast implementation of asyncio event loop on top of libuv";
-      };
-    };
-
     "webencodings" = python.mkDerivation {
       name = "webencodings-0.5.1";
       src = pkgs.fetchurl {
@@ -1220,23 +1149,6 @@ let
       };
     };
 
-    "websockets" = python.mkDerivation {
-      name = "websockets-8.1";
-      src = pkgs.fetchurl {
-        url = "https://files.pythonhosted.org/packages/e9/2b/cf738670bb96eb25cb2caf5294e38a9dc3891a6bcd8e3a51770dbc517c65/websockets-8.1.tar.gz";
-        sha256 = "5c65d2da8c6bce0fca2528f69f44b2f977e06954c8512a952222cea50dad430f";
-};
-      doCheck = commonDoCheck;
-      format = "setuptools";
-      buildInputs = commonBuildInputs ++ [ ];
-      propagatedBuildInputs = [ ];
-      meta = with pkgs.stdenv.lib; {
-        homepage = "https://github.com/aaugustin/websockets";
-        license = licenses.bsdOriginal;
-        description = "An implementation of the WebSocket Protocol (RFC 6455 & 7692)";
-      };
-    };
-
     "wheel" = python.mkDerivation {
       name = "wheel-0.34.2";
       src = pkgs.fetchurl {
@@ -1276,7 +1188,7 @@ let
   localOverridesFile = ./requirements_override.nix;
   localOverrides = import localOverridesFile { inherit pkgs python; };
   commonOverrides = [
-        (let src = pkgs.fetchFromGitHub { owner = "nix-community"; repo = "pypi2nix-overrides"; rev = "ebc21a64505989717dc395ad92f0a4d7021c44bc"; sha256 = "1p1bqm80anxsnh2k26y0f066z3zpngwxpff1jldzzkbhvw8zw77i"; } ; in import "${src}/overrides.nix" { inherit pkgs python; })
+        (let src = pkgs.fetchFromGitHub { owner = "nix-community"; repo = "pypi2nix-overrides"; rev = "100c15ec7dfe7d241402ecfb1e796328d0eaf1ec"; sha256 = "0akfkvdakcdxc1lrxznh1rz2811x4pafnsq3jnyr5pn3m30pc7db"; } ; in import "${src}/overrides.nix" { inherit pkgs python; })
   ];
   paramOverrides = [
     (overrides { inherit pkgs python; })
diff --git a/requirements.txt b/requirements.txt
index 04f6f69..21c0643 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,5 +20,4 @@ django-classy-tags>=0.9
 django-sekizai>=1.0
 django-mptt>0.9
 
-uvicorn
-uvloop
+gunicorn
diff --git a/requirements_frozen.txt b/requirements_frozen.txt
index aa9f851..05dd3e9 100644
--- a/requirements_frozen.txt
+++ b/requirements_frozen.txt
@@ -3,7 +3,6 @@ aldryn-forms==4.0.1
 cachetools==4.0.0
 certifi==2019.11.28
 chardet==3.0.4
-Click==7.0
 cssselect==1.1.0
 cssutils==1.0.2
 Django==2.1.15
@@ -12,11 +11,11 @@ django-appconf==1.0.3
 django-classy-tags==1.0.0
 django-cms==3.7.1
 django-emailit==0.2.4
-django-filer==1.6.0
+django-filer==1.7.0
 django-formtools==2.2
 django-js-asset==1.2.2
 django-mptt==0.11.0
-django-polymorphic==2.0.3
+django-polymorphic==2.1.2
 django-ranged-response==0.2.0
 django-sekizai==1.1.0
 django-simple-captcha==0.5.12
@@ -37,24 +36,20 @@ djangocms-text-ckeditor==3.8.0
 djangocms-video==2.2.0
 easy-thumbnails==2.7
 et-xmlfile==1.0.1
-h11==0.9.0
+gunicorn==20.0.4
 html5lib==1.0.1
-httptools==0.0.13
-idna==2.8
+idna==2.9
 jdcal==1.4.1
 lxml==4.5.0
 openpyxl==2.4.9
 Pillow==7.0.0
 premailer==3.6.1
 pytz==2019.3
-requests==2.22.0
-setuptools-scm==3.4.3
+requests==2.23.0
+setuptools-scm==3.5.0
 six==1.14.0
-tablib==1.0.0
-Unidecode==1.0.23
+tablib==1.1.0
+Unidecode==1.1.1
 urllib3==1.25.8
-uvicorn==0.11.2
-uvloop==0.14.0
 webencodings==0.5.1
-websockets==8.1
 YURL==1.0.0
diff --git a/src/strojnadzor/management/commands/runserver-gunicorn.py b/src/strojnadzor/management/commands/runserver-gunicorn.py
new file mode 100644
index 0000000..d81c986
--- /dev/null
+++ b/src/strojnadzor/management/commands/runserver-gunicorn.py
@@ -0,0 +1,39 @@
+import gunicorn.app.base
+from django.core.management.base import BaseCommand, CommandError
+
+from strojnadzor.wsgi import application
+
+
+class Command(BaseCommand):
+    help = "Run Uvicorn HTTP server"
+
+    def add_arguments(self, parser):
+        parser.add_argument("--bind", type=str, default="127.0.0.1:9000")
+        parser.add_argument("-w", "--workers", type=int, default=2)
+
+    def handle(self, bind, workers, **kwargs):
+        options = {
+            "bind": bind,
+            "workers": workers,
+            "accesslog": "-",
+        }
+        StandaloneApplication(application, options).run()
+
+
+class StandaloneApplication(gunicorn.app.base.BaseApplication):
+    def __init__(self, app, options=None):
+        self.options = options or {}
+        self.application = app
+        super().__init__()
+
+    def load_config(self):
+        config = {
+            key: value
+            for key, value in self.options.items()
+            if key in self.cfg.settings and value is not None
+        }
+        for key, value in config.items():
+            self.cfg.set(key.lower(), value)
+
+    def load(self):
+        return self.application
diff --git a/src/strojnadzor/management/commands/runserver-uvicorn.py b/src/strojnadzor/management/commands/runserver-uvicorn.py
deleted file mode 100644
index 50de26c..0000000
--- a/src/strojnadzor/management/commands/runserver-uvicorn.py
+++ /dev/null
@@ -1,22 +0,0 @@
-import uvicorn
-from django.core.management.base import BaseCommand, CommandError
-
-
-class Command(BaseCommand):
-    help = "Run Uvicorn HTTP server"
-
-    def add_arguments(self, parser):
-        parser.add_argument("host", type=str)
-        parser.add_argument("port", type=int)
-        parser.add_argument("-w", "--workers", type=int, default=2)
-
-    def handle(self, host, port, workers, **kwargs):
-        uvicorn.run(
-            "strojnadzor.wsgi:application",
-            interface="wsgi",
-            loop="uvloop",
-            workers=workers,
-            host=host,
-            port=port,
-        )
-