fix timeouts under high load in nginx and express, fix redis persistence

.dockerignore

@@ -1,2 +1,3 @@
 node_modules
-.env
+.env
+.git

docker-compose.yml

@@ -1,8 +1,5 @@
 version: '2'
 
-volumes:
-  redis:
-
 services:
   kovan:
     image: tornadocash/relayer
@@ -13,32 +10,61 @@ services:
       NET_ID: 42
       RPC_URL: https://kovan.infura.io
       # without 0x prefix
-      PRIVATE_KEY: 
+      PRIVATE_KEY:
       # 2.5 means 2.5%
       RELAYER_FEE: 2.5
-      REDIS_URL: redis://redis:6379
+      REDIS_URL: redis
+      nginx_proxy_read_timeout: 600
     depends_on:
       - redis
+
+  redis:
+    image: redis
+    restart: always
+    command: [redis-server, --appendonly, 'yes']
+    volumes:
+      - redis:/data
+
   nginx:
-    image: jwilder/nginx-proxy
+    image: nginx:alpine
+    container_name: nginx
     restart: always
     ports:
       - 80:80
       - 443:443
     volumes:
-      - /etc/nginx/certs
+      - conf:/etc/nginx/conf.d
-      - /etc/nginx/vhost.d
+      - vhost:/etc/nginx/vhost.d
-      - /usr/share/nginx/html
+      - html:/usr/share/nginx/html
-      - /var/run/docker.sock:/tmp/docker.sock:ro
+      - certs:/etc/nginx/certs
-  letsencrypt:
+    labels:
-    image: jrcs/letsencrypt-nginx-proxy-companion
+      co.elastic.logs/module: nginx
+      co.elastic.logs/fileset.stdout: access
+      co.elastic.logs/fileset.stderr: error
+
+  dockergen:
+    image: poma/docker-gen
+    container_name: dockergen
     restart: always
+    command: -notify-sighup nginx -watch /etc/docker-gen/templates/nginx.tmpl /etc/nginx/conf.d/default.conf
     volumes_from:
       - nginx
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock:ro
-  redis:
+
-    image: redis
+  letsencrypt:
+    image: jrcs/letsencrypt-nginx-proxy-companion
+    container_name: letsencrypt
     restart: always
-    volumes: 
+    environment:
-      - redis:/data
+      NGINX_DOCKER_GEN_CONTAINER: dockergen
+    volumes_from:
+      - nginx
+      - dockergen
+
+volumes:
+  conf:
+  vhost:
+  html:
+  certs:
+  redis:

package-lock.json

@@ -374,6 +374,33 @@
       "resolved": "https://registry.npmjs.org/buffer-xor/-/buffer-xor-1.0.3.tgz",
       "integrity": "sha1-JuYe0UIvtw3ULm42cp7VHYVf6Nk="
     },
+    "bull": {
+      "version": "3.12.1",
+      "resolved": "https://registry.npmjs.org/bull/-/bull-3.12.1.tgz",
+      "integrity": "sha512-X3bSP7gTqPXLYVSyUtQuTOqZuU0GwVbV304Et84Z8bxYP60R1VD3FUOLsESVRA9LIUEOWVH3hE8MFqlszmO0Gw==",
+      "requires": {
+        "cron-parser": "^2.13.0",
+        "debuglog": "^1.0.0",
+        "get-port": "^5.0.0",
+        "ioredis": "^4.14.1",
+        "lodash": "^4.17.15",
+        "p-timeout": "^3.1.0",
+        "promise.prototype.finally": "^3.1.1",
+        "semver": "^6.3.0",
+        "util.promisify": "^1.0.0",
+        "uuid": "^3.3.3"
+      },
+      "dependencies": {
+        "p-timeout": {
+          "version": "3.2.0",
+          "resolved": "https://registry.npmjs.org/p-timeout/-/p-timeout-3.2.0.tgz",
+          "integrity": "sha512-rhIwUycgwwKcP9yTOOFK/AKsAopjjCakVqLHePO3CC6Mir1Z99xT+R63jZxAT5lFZLa2inS5h+ZS2GvR99/FBg==",
+          "requires": {
+            "p-finally": "^1.0.0"
+          }
+        }
+      }
+    },
     "bytes": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.0.tgz",
@@ -473,6 +500,16 @@
         "mimic-response": "^1.0.0"
       }
     },
+    "cluster-key-slot": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/cluster-key-slot/-/cluster-key-slot-1.1.0.tgz",
+      "integrity": "sha512-2Nii8p3RwAPiFwsnZvukotvow2rIHM+yQ6ZcBXGHdniadkYGZYiGmkHJIbZPIV9nfv7m/U1IPMVVcAhoWFeklw=="
+    },
+    "coingecko-api": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/coingecko-api/-/coingecko-api-1.0.8.tgz",
+      "integrity": "sha512-sKnv8TVFDMOfkUtbR4m77wg4AxQ/k/y7TOJKYPd4waF8b83Mb2WsroAQoMgFGJfCbgZPJ2PWYuF74cxiITMuZg=="
+    },
     "color-convert": {
       "version": "1.9.3",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
@@ -586,6 +623,15 @@
         "sha.js": "^2.4.8"
       }
     },
+    "cron-parser": {
+      "version": "2.13.0",
+      "resolved": "https://registry.npmjs.org/cron-parser/-/cron-parser-2.13.0.tgz",
+      "integrity": "sha512-UWeIpnRb0eyoWPVk+pD3TDpNx3KCFQeezO224oJIkktBrcW6RoAPOx5zIKprZGfk6vcYSmA8yQXItejSaDBhbQ==",
+      "requires": {
+        "is-nan": "^1.2.1",
+        "moment-timezone": "^0.5.25"
+      }
+    },
     "cross-spawn": {
       "version": "6.0.5",
       "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
@@ -650,6 +696,11 @@
         "ms": "2.0.0"
       }
     },
+    "debuglog": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/debuglog/-/debuglog-1.0.1.tgz",
+      "integrity": "sha1-qiT/uaw9+aI1GDfPstJ5NgzXhJI="
+    },
     "decode-uri-component": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",
@@ -768,6 +819,11 @@
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
       "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
     },
+    "denque": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/denque/-/denque-1.4.1.tgz",
+      "integrity": "sha512-OfzPuSZKGcgr96rf1oODnfjqBFmr1DVoc/TrItj3Ohe0Ah1C5WX5Baquw/9U9KovnQ88EqmJbD66rKYUQYN1tQ=="
+    },
     "depd": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -1484,6 +1540,21 @@
       "integrity": "sha1-GwqzvVU7Kg1jmdKcDj6gslIHgyc=",
       "dev": true
     },
+    "get-port": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/get-port/-/get-port-5.0.0.tgz",
+      "integrity": "sha512-imzMU0FjsZqNa6BqOjbbW6w5BivHIuQKopjpPqcnx0AVHJQKCxK1O+Ab3OrVXhrekqfVMjwA9ZYu062R+KcIsQ==",
+      "requires": {
+        "type-fest": "^0.3.0"
+      },
+      "dependencies": {
+        "type-fest": {
+          "version": "0.3.1",
+          "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.3.1.tgz",
+          "integrity": "sha512-cUGJnCdr4STbePCgqNFbpVNCepa+kAVohJs1sLhxzdH+gnEoOd8VhbYa7pD3zZYGiURWM2xzEII3fQcRizDkYQ=="
+        }
+      }
+    },
     "get-stream": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-4.1.0.tgz",
@@ -1758,6 +1829,37 @@
         "through": "^2.3.6"
       }
     },
+    "ioredis": {
+      "version": "4.14.1",
+      "resolved": "https://registry.npmjs.org/ioredis/-/ioredis-4.14.1.tgz",
+      "integrity": "sha512-94W+X//GHM+1GJvDk6JPc+8qlM7Dul+9K+lg3/aHixPN7ZGkW6qlvX0DG6At9hWtH2v3B32myfZqWoANUJYGJA==",
+      "requires": {
+        "cluster-key-slot": "^1.1.0",
+        "debug": "^4.1.1",
+        "denque": "^1.1.0",
+        "lodash.defaults": "^4.2.0",
+        "lodash.flatten": "^4.4.0",
+        "redis-commands": "1.5.0",
+        "redis-errors": "^1.2.0",
+        "redis-parser": "^3.0.0",
+        "standard-as-callback": "^2.0.1"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        }
+      }
+    },
     "ipaddr.js": {
       "version": "1.9.0",
       "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.0.tgz",
@@ -1804,6 +1906,14 @@
       "resolved": "https://registry.npmjs.org/is-hex-prefixed/-/is-hex-prefixed-1.0.0.tgz",
       "integrity": "sha1-fY035q135dEnFIkTxXPggtd39VQ="
     },
+    "is-nan": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/is-nan/-/is-nan-1.2.1.tgz",
+      "integrity": "sha1-n69ltvttskt/XAYoR16nH5iEAeI=",
+      "requires": {
+        "define-properties": "^1.1.1"
+      }
+    },
     "is-natural-number": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/is-natural-number/-/is-natural-number-4.0.1.tgz",
@@ -1993,8 +2103,17 @@
     "lodash": {
       "version": "4.17.15",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
-      "dev": true
+    },
+    "lodash.defaults": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/lodash.defaults/-/lodash.defaults-4.2.0.tgz",
+      "integrity": "sha1-0JF4cW/+pN3p5ft7N/bwgCJ0WAw="
+    },
+    "lodash.flatten": {
+      "version": "4.4.0",
+      "resolved": "https://registry.npmjs.org/lodash.flatten/-/lodash.flatten-4.4.0.tgz",
+      "integrity": "sha1-8xwiIlqWMtK7+OSt2+8kCqdlph8="
     },
     "lowercase-keys": {
       "version": "1.0.1",
@@ -2149,6 +2268,19 @@
       "resolved": "https://registry.npmjs.org/mock-fs/-/mock-fs-4.10.3.tgz",
       "integrity": "sha512-bcukePBvuA3qovmq0Qtqu9+1APCIGkFHnsozrPIVromt5XFGGgkQSfaN0H6RI8gStHkO/hRgimvS3tooNes4pQ=="
     },
+    "moment": {
+      "version": "2.24.0",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.24.0.tgz",
+      "integrity": "sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg=="
+    },
+    "moment-timezone": {
+      "version": "0.5.27",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.27.tgz",
+      "integrity": "sha512-EIKQs7h5sAsjhPCqN6ggx6cEbs94GK050254TIJySD1bzoM5JTYDwAU1IoVOeTOL6Gm27kYJ51/uuvq1kIlrbw==",
+      "requires": {
+        "moment": ">= 2.9.0"
+      }
+    },
     "ms": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
@@ -2238,6 +2370,56 @@
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     },
+    "object.assign": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/object.assign/-/object.assign-4.1.0.tgz",
+      "integrity": "sha512-exHJeq6kBKj58mqGyTQ9DFvrZC/eR6OwxzoM9YRoGBqrXYonaFyGiFMuc9VZrXf7DarreEwMpurG3dd+CNyW5w==",
+      "requires": {
+        "define-properties": "^1.1.2",
+        "function-bind": "^1.1.1",
+        "has-symbols": "^1.0.0",
+        "object-keys": "^1.0.11"
+      }
+    },
+    "object.getownpropertydescriptors": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.1.0.tgz",
+      "integrity": "sha512-Z53Oah9A3TdLoblT7VKJaTDdXdT+lQO+cNpKVnya5JDe9uLvzu1YyY1yFDFrcxrlRgWrEFH0jJtD/IbuwjcEVg==",
+      "requires": {
+        "define-properties": "^1.1.3",
+        "es-abstract": "^1.17.0-next.1"
+      },
+      "dependencies": {
+        "es-abstract": {
+          "version": "1.17.0-next.1",
+          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.0-next.1.tgz",
+          "integrity": "sha512-7MmGr03N7Rnuid6+wyhD9sHNE2n4tFSwExnU2lQl3lIo2ShXWGePY80zYaoMOmILWv57H0amMjZGHNzzGG70Rw==",
+          "requires": {
+            "es-to-primitive": "^1.2.1",
+            "function-bind": "^1.1.1",
+            "has": "^1.0.3",
+            "has-symbols": "^1.0.1",
+            "is-callable": "^1.1.4",
+            "is-regex": "^1.0.4",
+            "object-inspect": "^1.7.0",
+            "object-keys": "^1.1.1",
+            "object.assign": "^4.1.0",
+            "string.prototype.trimleft": "^2.1.0",
+            "string.prototype.trimright": "^2.1.0"
+          }
+        },
+        "has-symbols": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.1.tgz",
+          "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg=="
+        },
+        "object-inspect": {
+          "version": "1.7.0",
+          "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.7.0.tgz",
+          "integrity": "sha512-a7pEHdh1xKIAgTySUGgLMx/xwDZskN1Ud6egYYN3EdRW4ZMPNEDUTF+hwy2LUC+Bl+SyLXANnwz/jyh/qutKUw=="
+        }
+      }
+    },
     "oboe": {
       "version": "2.1.4",
       "resolved": "https://registry.npmjs.org/oboe/-/oboe-2.1.4.tgz",
@@ -2429,6 +2611,46 @@
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       "dev": true
     },
+    "promise.prototype.finally": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/promise.prototype.finally/-/promise.prototype.finally-3.1.2.tgz",
+      "integrity": "sha512-A2HuJWl2opDH0EafgdjwEw7HysI8ff/n4lW4QEVBCUXFk9QeGecBWv0Deph0UmLe3tTNYegz8MOjsVuE6SMoJA==",
+      "requires": {
+        "define-properties": "^1.1.3",
+        "es-abstract": "^1.17.0-next.0",
+        "function-bind": "^1.1.1"
+      },
+      "dependencies": {
+        "es-abstract": {
+          "version": "1.17.0-next.1",
+          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.0-next.1.tgz",
+          "integrity": "sha512-7MmGr03N7Rnuid6+wyhD9sHNE2n4tFSwExnU2lQl3lIo2ShXWGePY80zYaoMOmILWv57H0amMjZGHNzzGG70Rw==",
+          "requires": {
+            "es-to-primitive": "^1.2.1",
+            "function-bind": "^1.1.1",
+            "has": "^1.0.3",
+            "has-symbols": "^1.0.1",
+            "is-callable": "^1.1.4",
+            "is-regex": "^1.0.4",
+            "object-inspect": "^1.7.0",
+            "object-keys": "^1.1.1",
+            "object.assign": "^4.1.0",
+            "string.prototype.trimleft": "^2.1.0",
+            "string.prototype.trimright": "^2.1.0"
+          }
+        },
+        "has-symbols": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.1.tgz",
+          "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg=="
+        },
+        "object-inspect": {
+          "version": "1.7.0",
+          "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.7.0.tgz",
+          "integrity": "sha512-a7pEHdh1xKIAgTySUGgLMx/xwDZskN1Ud6egYYN3EdRW4ZMPNEDUTF+hwy2LUC+Bl+SyLXANnwz/jyh/qutKUw=="
+        }
+      }
+    },
     "proxy-addr": {
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.5.tgz",
@@ -2532,6 +2754,24 @@
         "util-deprecate": "~1.0.1"
       }
     },
+    "redis-commands": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/redis-commands/-/redis-commands-1.5.0.tgz",
+      "integrity": "sha512-6KxamqpZ468MeQC3bkWmCB1fp56XL64D4Kf0zJSwDZbVLLm7KFkoIcHrgRvQ+sk8dnhySs7+yBg94yIkAK7aJg=="
+    },
+    "redis-errors": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/redis-errors/-/redis-errors-1.2.0.tgz",
+      "integrity": "sha1-62LSrbFeTq9GEMBK/hUpOEJQq60="
+    },
+    "redis-parser": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/redis-parser/-/redis-parser-3.0.0.tgz",
+      "integrity": "sha1-tm2CjNyv5rS4pCin3vTGvKwxyLQ=",
+      "requires": {
+        "redis-errors": "^1.0.0"
+      }
+    },
     "regexpp": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/regexpp/-/regexpp-2.0.1.tgz",
@@ -2857,6 +3097,11 @@
         "tweetnacl": "~0.14.0"
       }
     },
+    "standard-as-callback": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/standard-as-callback/-/standard-as-callback-2.0.1.tgz",
+      "integrity": "sha512-NQOxSeB8gOI5WjSaxjBgog2QFw55FV8TkS6Y07BiB3VJ8xNTvUYm0wl0s8ObgQ5NhdpnNfigMIKjgPESzgr4tg=="
+    },
     "statuses": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
@@ -3261,6 +3506,15 @@
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
       "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
     },
+    "util.promisify": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/util.promisify/-/util.promisify-1.0.0.tgz",
+      "integrity": "sha512-i+6qA2MPhvoKLuxnJNpXAGhg7HphQOSUq2LKMZD0m15EiskXUkMvKdF4Uui0WYeCUGea+o2cw/ZuwehtfsrNkA==",
+      "requires": {
+        "define-properties": "^1.1.2",
+        "object.getownpropertydescriptors": "^2.0.3"
+      }
+    },
     "utils-merge": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",

src/index.js

@@ -36,7 +36,8 @@ app.get('/status', async function (req, res) {
 
 app.post('/relay', relayController)
 
-app.listen(port || 8000)
+let server = app.listen(port || 8000)
+server.setTimeout(600000)
 console.log('Gas price oracle started.')
 fetcher.fetchGasPrice()
 fetcher.fetchPrices()