From cdf9609e1dcfaa145f4cacfc81f68cbb2f86f475 Mon Sep 17 00:00:00 2001
From: Jernej Pregelj <jernej.pregelj88@gmail.com>
Date: Wed, 17 Apr 2019 12:06:41 +0200
Subject: [PATCH] backend routes

---
 server/package-lock.json            | 2574 ++++++++++++++++++++++++++-
 server/package.json                 |    4 +-
 server/src/config/config.ts         |   22 +-
 server/src/routes/RetireRouter.ts   |   65 +
 server/src/routes/UpdateRouter.ts   |   65 +
 server/src/routes/UrlCheckRouter.ts |    2 +-
 server/src/server.ts                |    6 +-
 server/src/utils.ts                 |   39 +
 8 files changed, 2701 insertions(+), 76 deletions(-)
 create mode 100644 server/src/routes/RetireRouter.ts
 create mode 100644 server/src/routes/UpdateRouter.ts
 create mode 100644 server/src/utils.ts

diff --git a/server/package-lock.json b/server/package-lock.json
index f0a8169..8ed6151 100644
--- a/server/package-lock.json
+++ b/server/package-lock.json
@@ -120,6 +120,14 @@
         "@babel/helper-plugin-utils": "^7.0.0"
       }
     },
+    "@babel/runtime": {
+      "version": "7.4.3",
+      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.4.3.tgz",
+      "integrity": "sha512-9lsJwJLxDh/T3Q3SZszfWOTkk3pHbkmH+3KY+zwIDmsNlxsumuhS2TH3NIpktU4kNvfzy+k3eLT7aTJSPTo0OA==",
+      "requires": {
+        "regenerator-runtime": "^0.13.2"
+      }
+    },
     "@babel/template": {
       "version": "7.4.0",
       "resolved": "https://registry.npmjs.org/@babel/template/-/template-7.4.0.tgz",
@@ -365,6 +373,53 @@
         "@types/yargs": "^12.0.9"
       }
     },
+    "@oceanprotocol/keeper-contracts": {
+      "version": "0.9.1",
+      "resolved": "https://registry.npmjs.org/@oceanprotocol/keeper-contracts/-/keeper-contracts-0.9.1.tgz",
+      "integrity": "sha512-c1LvaH+e1tzow0gZLwSWe19ap+DrZuNmZfxBdwEVEPQXarI0jTXa5qVDoiBow8kBWaqSIUgFAzQOJW8rKdlS1A=="
+    },
+    "@oceanprotocol/squid": {
+      "version": "0.5.5",
+      "resolved": "https://registry.npmjs.org/@oceanprotocol/squid/-/squid-0.5.5.tgz",
+      "integrity": "sha512-6yBkq7adJSpiIB4LGgxK07hqiEUcJr2psKBmzLoq7LX0kMj6UlMfQjAp2G1fLSOQe3KBMVPyLPZJVKK2q9ApQQ==",
+      "requires": {
+        "@oceanprotocol/keeper-contracts": "^0.9.1",
+        "bignumber.js": "^8.1.1",
+        "deprecated-decorator": "^0.1.6",
+        "ethereumjs-util": "^6.1.0",
+        "node-fetch": "^2.3.0",
+        "save-file": "^2.3.1",
+        "uuid": "^3.3.2",
+        "web3": "1.0.0-beta.37",
+        "whatwg-url": "^7.0.0"
+      },
+      "dependencies": {
+        "web3": {
+          "version": "1.0.0-beta.37",
+          "resolved": "https://registry.npmjs.org/web3/-/web3-1.0.0-beta.37.tgz",
+          "integrity": "sha512-8XLgUspdzicC/xHG82TLrcF/Fxzj2XYNJ1KTYnepOI77bj5rvpsxxwHYBWQ6/JOjk0HkZqoBfnXWgcIHCDhZhQ==",
+          "requires": {
+            "web3-bzz": "1.0.0-beta.37",
+            "web3-core": "1.0.0-beta.37",
+            "web3-eth": "1.0.0-beta.37",
+            "web3-eth-personal": "1.0.0-beta.37",
+            "web3-net": "1.0.0-beta.37",
+            "web3-shh": "1.0.0-beta.37",
+            "web3-utils": "1.0.0-beta.37"
+          }
+        },
+        "whatwg-url": {
+          "version": "7.0.0",
+          "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-7.0.0.tgz",
+          "integrity": "sha512-37GeVSIJ3kn1JgKyjiYNmSLP1yzbpb29jdmwBSgkD9h40/hyrR/OifpVUndji3tmwGgD8qpw7iQu3RSbCrBpsQ==",
+          "requires": {
+            "lodash.sortby": "^4.7.0",
+            "tr46": "^1.0.1",
+            "webidl-conversions": "^4.0.2"
+          }
+        }
+      }
+    },
     "@types/babel__core": {
       "version": "7.1.0",
       "resolved": "https://registry.npmjs.org/@types/babel__core/-/babel__core-7.1.0.tgz",
@@ -406,6 +461,14 @@
         "@babel/types": "^7.3.0"
       }
     },
+    "@types/bn.js": {
+      "version": "4.11.5",
+      "resolved": "https://registry.npmjs.org/@types/bn.js/-/bn.js-4.11.5.tgz",
+      "integrity": "sha512-AEAZcIZga0JgVMHNtl1CprA/hXX7/wPt79AgR4XqaDt7jyj3QWYw6LPoOiznPtugDmlubUnAahMs2PFxGcQrng==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
     "@types/body-parser": {
       "version": "1.17.0",
       "resolved": "https://registry.npmjs.org/@types/body-parser/-/body-parser-1.17.0.tgz",
@@ -530,8 +593,7 @@
     "@types/node": {
       "version": "11.13.4",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-11.13.4.tgz",
-      "integrity": "sha512-+rabAZZ3Yn7tF/XPGHupKIL5EcAbrLxnTr/hgQICxbeuAfWtT0UZSfULE+ndusckBItcv4o6ZeOJplQikVcLvQ==",
-      "dev": true
+      "integrity": "sha512-+rabAZZ3Yn7tF/XPGHupKIL5EcAbrLxnTr/hgQICxbeuAfWtT0UZSfULE+ndusckBItcv4o6ZeOJplQikVcLvQ=="
     },
     "@types/range-parser": {
       "version": "1.2.3",
@@ -630,6 +692,11 @@
       "integrity": "sha512-OtUw6JUTgxA2QoqqmrmQ7F2NYqiBPi/L2jqHyFtllhOUvXYQXf0Z1CYUinIfyT4bTCGmrA7gX9FvHA81uzCoVw==",
       "dev": true
     },
+    "aes-js": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/aes-js/-/aes-js-3.0.0.tgz",
+      "integrity": "sha1-4h3xCtbCBTKVvLuNq0Cwnb6ofk0="
+    },
     "ajv": {
       "version": "6.10.0",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.0.tgz",
@@ -671,6 +738,11 @@
         "color-convert": "^1.9.0"
       }
     },
+    "any-promise": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/any-promise/-/any-promise-1.3.0.tgz",
+      "integrity": "sha1-q8av7tzqUugJzcA3au0845Y10X8="
+    },
     "anymatch": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-2.0.0.tgz",
@@ -759,6 +831,16 @@
         "safer-buffer": "~2.1.0"
       }
     },
+    "asn1.js": {
+      "version": "4.10.1",
+      "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-4.10.1.tgz",
+      "integrity": "sha512-p32cOF5q0Zqs9uBiONKYLm6BClCoBCM5O9JfeUSlnQLBTxYdTK+pW+nXflm8UkKd2UYlEbYz5qEi0JuZR9ckSw==",
+      "requires": {
+        "bn.js": "^4.0.0",
+        "inherits": "^2.0.1",
+        "minimalistic-assert": "^1.0.0"
+      }
+    },
     "assert-plus": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
@@ -794,8 +876,7 @@
     "async-limiter": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.0.tgz",
-      "integrity": "sha512-jp/uFnooOiO+L211eZOoSyzpOITMXx1rBITauYykG3BRYPu8h0UcxsPNB04RR5vo4Tyz3+ay17tR6JVf9qzYWg==",
-      "dev": true
+      "integrity": "sha512-jp/uFnooOiO+L211eZOoSyzpOITMXx1rBITauYykG3BRYPu8h0UcxsPNB04RR5vo4Tyz3+ay17tR6JVf9qzYWg=="
     },
     "asynckit": {
       "version": "0.4.0",
@@ -808,6 +889,11 @@
       "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==",
       "dev": true
     },
+    "atob-lite": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/atob-lite/-/atob-lite-2.0.0.tgz",
+      "integrity": "sha1-D+9a1G8b16hQLGVyfwNn1e5D1pY="
+    },
     "aws-sign2": {
       "version": "0.7.0",
       "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
@@ -866,8 +952,7 @@
     "balanced-match": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-      "dev": true
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
     },
     "base": {
       "version": "0.11.2",
@@ -924,6 +1009,11 @@
         }
       }
     },
+    "base64-js": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.3.0.tgz",
+      "integrity": "sha512-ccav/yGvoa80BQDljCxsmmQ3Xvx60/UpBIij5QN21W3wBi/hhIC9OoO+KLpu9IJTS9j4DRVJ3aDDF9cMSoa2lw=="
+    },
     "basic-auth": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/basic-auth/-/basic-auth-2.0.1.tgz",
@@ -940,12 +1030,89 @@
         "tweetnacl": "^0.14.3"
       }
     },
+    "bignumber.js": {
+      "version": "8.1.1",
+      "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-8.1.1.tgz",
+      "integrity": "sha512-QD46ppGintwPGuL1KqmwhR0O+N2cZUg8JG/VzwI2e28sM9TqHjQB10lI4QAaMHVbLzwVLLAwEglpKPViWX+5NQ=="
+    },
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       "integrity": "sha512-Un7MIEDdUC5gNpcGDV97op1Ywk748MpHcFTHoYs6qnj1Z3j7I53VG3nwZhKzoBZmbdRNnb6WRdFlwl7tSDuZGw==",
       "dev": true
     },
+    "bindings": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
+      "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
+      "requires": {
+        "file-uri-to-path": "1.0.0"
+      }
+    },
+    "bip66": {
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/bip66/-/bip66-1.1.5.tgz",
+      "integrity": "sha1-AfqHSHhcpwlV1QESF9GzE5lpyiI=",
+      "requires": {
+        "safe-buffer": "^5.0.1"
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+    "bl": {
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+      "resolved": "https://registry.npmjs.org/bl/-/bl-1.2.2.tgz",
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+        "readable-stream": "^2.3.5",
+        "safe-buffer": "^5.1.1"
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+      "dependencies": {
+        "isarray": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
+          "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
+        },
+        "readable-stream": {
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+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
+          "requires": {
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
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+        "string_decoder": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+          "requires": {
+            "safe-buffer": "~5.1.0"
+          }
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+      }
+    },
+    "block-stream": {
+      "version": "0.0.9",
+      "resolved": "https://registry.npmjs.org/block-stream/-/block-stream-0.0.9.tgz",
+      "integrity": "sha1-E+v+d4oDIFz+A3UUgeu0szAMEmo=",
+      "requires": {
+        "inherits": "~2.0.0"
+      }
+    },
+    "bluebird": {
+      "version": "3.5.4",
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.4.tgz",
+      "integrity": "sha512-FG+nFEZChJrbQ9tIccIfZJBz3J7mLrAhxakAbnrJWn8d7aKOC+LWifa0G+p4ZqKp4y13T7juYvdhq9NzKdsrjw=="
+    },
+    "bn.js": {
+      "version": "4.11.8",
+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
+      "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
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     "body-parser": {
       "version": "1.18.3",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.18.3.tgz",
@@ -1000,7 +1167,6 @@
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       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
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-      "dev": true,
       "requires": {
         "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
@@ -1035,6 +1201,11 @@
         }
       }
     },
+    "brorand": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/brorand/-/brorand-1.1.0.tgz",
+      "integrity": "sha1-EsJe/kCkXjwyPrhnWgoM5XsiNx8="
+    },
     "browser-process-hrtime": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/browser-process-hrtime/-/browser-process-hrtime-0.1.3.tgz",
@@ -1058,6 +1229,72 @@
         }
       }
     },
+    "browserify-aes": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/browserify-aes/-/browserify-aes-1.2.0.tgz",
+      "integrity": "sha512-+7CHXqGuspUn/Sl5aO7Ea0xWGAtETPXNSAjHo48JfLdPWcMng33Xe4znFvQweqc/uzk5zSOI3H52CYnjCfb5hA==",
+      "requires": {
+        "buffer-xor": "^1.0.3",
+        "cipher-base": "^1.0.0",
+        "create-hash": "^1.1.0",
+        "evp_bytestokey": "^1.0.3",
+        "inherits": "^2.0.1",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "browserify-cipher": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/browserify-cipher/-/browserify-cipher-1.0.1.tgz",
+      "integrity": "sha512-sPhkz0ARKbf4rRQt2hTpAHqn47X3llLkUGn+xEJzLjwY8LRs2p0v7ljvI5EyoRO/mexrNunNECisZs+gw2zz1w==",
+      "requires": {
+        "browserify-aes": "^1.0.4",
+        "browserify-des": "^1.0.0",
+        "evp_bytestokey": "^1.0.0"
+      }
+    },
+    "browserify-des": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/browserify-des/-/browserify-des-1.0.2.tgz",
+      "integrity": "sha512-BioO1xf3hFwz4kc6iBhI3ieDFompMhrMlnDFC4/0/vd5MokpuAc3R+LYbwTA9A5Yc9pq9UYPqffKpW2ObuwX5A==",
+      "requires": {
+        "cipher-base": "^1.0.1",
+        "des.js": "^1.0.0",
+        "inherits": "^2.0.1",
+        "safe-buffer": "^5.1.2"
+      }
+    },
+    "browserify-rsa": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/browserify-rsa/-/browserify-rsa-4.0.1.tgz",
+      "integrity": "sha1-IeCr+vbyApzy+vsTNWenAdQTVSQ=",
+      "requires": {
+        "bn.js": "^4.1.0",
+        "randombytes": "^2.0.1"
+      }
+    },
+    "browserify-sha3": {
+      "version": "0.0.4",
+      "resolved": "https://registry.npmjs.org/browserify-sha3/-/browserify-sha3-0.0.4.tgz",
+      "integrity": "sha1-CGxHuMgjFsnUcCLCYYWVRXbdjiY=",
+      "requires": {
+        "js-sha3": "^0.6.1",
+        "safe-buffer": "^5.1.1"
+      }
+    },
+    "browserify-sign": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/browserify-sign/-/browserify-sign-4.0.4.tgz",
+      "integrity": "sha1-qk62jl17ZYuqa/alfmMMvXqT0pg=",
+      "requires": {
+        "bn.js": "^4.1.1",
+        "browserify-rsa": "^4.0.0",
+        "create-hash": "^1.1.0",
+        "create-hmac": "^1.1.2",
+        "elliptic": "^6.0.0",
+        "inherits": "^2.0.1",
+        "parse-asn1": "^5.0.0"
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     "bs-logger": {
       "version": "0.2.6",
       "resolved": "https://registry.npmjs.org/bs-logger/-/bs-logger-0.2.6.tgz",
@@ -1076,11 +1313,54 @@
         "node-int64": "^0.4.0"
       }
     },
+    "buffer": {
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.2.1.tgz",
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+      "requires": {
+        "base64-js": "^1.0.2",
+        "ieee754": "^1.1.4"
+      }
+    },
+    "buffer-alloc": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/buffer-alloc/-/buffer-alloc-1.2.0.tgz",
+      "integrity": "sha512-CFsHQgjtW1UChdXgbyJGtnm+O/uLQeZdtbDo8mfUgYXCHSM1wgrVxXm6bSyrUuErEb+4sYVGCzASBRot7zyrow==",
+      "requires": {
+        "buffer-alloc-unsafe": "^1.1.0",
+        "buffer-fill": "^1.0.0"
+      }
+    },
+    "buffer-alloc-unsafe": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/buffer-alloc-unsafe/-/buffer-alloc-unsafe-1.1.0.tgz",
+      "integrity": "sha512-TEM2iMIEQdJ2yjPJoSIsldnleVaAk1oW3DBVUykyOLsEsFmEc9kn+SFFPz+gl54KQNxlDnAwCXosOS9Okx2xAg=="
+    },
+    "buffer-crc32": {
+      "version": "0.2.13",
+      "resolved": "https://registry.npmjs.org/buffer-crc32/-/buffer-crc32-0.2.13.tgz",
+      "integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI="
+    },
+    "buffer-fill": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/buffer-fill/-/buffer-fill-1.0.0.tgz",
+      "integrity": "sha1-+PeLdniYiO858gXNY39o5wISKyw="
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     },
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     },
     "write-file-atomic": {
       "version": "2.4.1",
@@ -6610,12 +8980,58 @@
       "integrity": "sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ=",
       "dev": true
     },
+    "xhr": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/xhr/-/xhr-2.5.0.tgz",
+      "integrity": "sha512-4nlO/14t3BNUZRXIXfXe+3N6w3s1KoxcJUUURctd64BLRe67E4gRwp4PjywtDY72fXpZ1y6Ch0VZQRY/gMPzzQ==",
+      "requires": {
+        "global": "~4.3.0",
+        "is-function": "^1.0.1",
+        "parse-headers": "^2.0.0",
+        "xtend": "^4.0.0"
+      }
+    },
+    "xhr-request": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/xhr-request/-/xhr-request-1.1.0.tgz",
+      "integrity": "sha512-Y7qzEaR3FDtL3fP30k9wO/e+FBnBByZeybKOhASsGP30NIkRAAkKD/sCnLvgEfAIEC1rcmK7YG8f4oEnIrrWzA==",
+      "requires": {
+        "buffer-to-arraybuffer": "^0.0.5",
+        "object-assign": "^4.1.1",
+        "query-string": "^5.0.1",
+        "simple-get": "^2.7.0",
+        "timed-out": "^4.0.1",
+        "url-set-query": "^1.0.0",
+        "xhr": "^2.0.4"
+      }
+    },
+    "xhr-request-promise": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/xhr-request-promise/-/xhr-request-promise-0.1.2.tgz",
+      "integrity": "sha1-NDxE0e53JrhkgGloLQ+EDIO0Jh0=",
+      "requires": {
+        "xhr-request": "^1.0.1"
+      }
+    },
+    "xhr2-cookies": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/xhr2-cookies/-/xhr2-cookies-1.1.0.tgz",
+      "integrity": "sha1-fXdEnQmZGX8VXLc7I99yUF7YnUg=",
+      "requires": {
+        "cookiejar": "^2.1.1"
+      }
+    },
     "xml-name-validator": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/xml-name-validator/-/xml-name-validator-3.0.0.tgz",
       "integrity": "sha512-A5CUptxDsvxKJEU3yO6DuWBSJz/qizqzJKOMIfUJHETbBw/sFaDxgd6fxm1ewUaM0jZ444Fc5vC5ROYurg/4Pw==",
       "dev": true
     },
+    "xmlhttprequest": {
+      "version": "1.8.0",
+      "resolved": "https://registry.npmjs.org/xmlhttprequest/-/xmlhttprequest-1.8.0.tgz",
+      "integrity": "sha1-Z/4HXFwk/vOfnWX197f+dRcZaPw="
+    },
     "xtend": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
@@ -6627,6 +9043,11 @@
       "integrity": "sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==",
       "dev": true
     },
+    "yaeti": {
+      "version": "0.0.6",
+      "resolved": "https://registry.npmjs.org/yaeti/-/yaeti-0.0.6.tgz",
+      "integrity": "sha1-8m9ITXJoTPQr7ft2lwqhYI+/lXc="
+    },
     "yallist": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
@@ -6663,6 +9084,15 @@
         "decamelize": "^1.2.0"
       }
     },
+    "yauzl": {
+      "version": "2.10.0",
+      "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.10.0.tgz",
+      "integrity": "sha1-x+sXyT4RLLEIb6bY5R+wZnt5pfk=",
+      "requires": {
+        "buffer-crc32": "~0.2.3",
+        "fd-slicer": "~1.1.0"
+      }
+    },
     "yn": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.0.tgz",
diff --git a/server/package.json b/server/package.json
index 516639a..3ec0913 100644
--- a/server/package.json
+++ b/server/package.json
@@ -12,6 +12,7 @@
     "test:watch": "jest --coverage --watch"
   },
   "dependencies": {
+    "@oceanprotocol/squid": "^0.5.5",
     "body-parser": "^1.18.3",
     "color-js": "^1.0.5",
     "compression": "^1.7.4",
@@ -22,7 +23,8 @@
     "morgan": "^1.9.1",
     "multer": "^1.4.1",
     "request": "^2.88.0",
-    "uuid": "^3.3.2"
+    "uuid": "^3.3.2",
+    "web3": "^1.0.0-beta.52"
   },
   "devDependencies": {
     "@types/body-parser": "^1.17.0",
diff --git a/server/src/config/config.ts b/server/src/config/config.ts
index ef9bbe0..9fa3ec4 100644
--- a/server/src/config/config.ts
+++ b/server/src/config/config.ts
@@ -1,6 +1,26 @@
 const config = {
     app: {
-        port: 4000
+        port: 4000,
+        serviceScheme: 'http',
+        serviceHost: 'localhost',
+        servicePort: 4000,
+        nodeScheme: 'http',
+        nodeHost: 'localhost',
+        nodePort: 8545,
+        aquariusScheme: 'http',
+        aquariusHost: 'aquarius',
+        aquariusPort: 5000,
+        brizoScheme: 'http',
+        brizoHost: 'localhost',
+        brizoPort: 8030,
+        brizoAddress: '0x376817c638d2a04f475a73af37f7b51a2862d567',
+        parityScheme: 'http',
+        parityHost: 'localhost',
+        parityPort: 8545,
+        secretStoreScheme: 'http',
+        secretStoreHost: 'localhost',
+        secretStorePort: 12001,
+        verbose: true
     }
 }
 
diff --git a/server/src/routes/RetireRouter.ts b/server/src/routes/RetireRouter.ts
new file mode 100644
index 0000000..9f80837
--- /dev/null
+++ b/server/src/routes/RetireRouter.ts
@@ -0,0 +1,65 @@
+import { Router, Request, Response } from 'express'
+import { getProviders } from '../utils'
+
+export class RetireRouter {
+    public router: Router
+
+    /**
+     * Initialize the RetireRouter
+     */
+    public constructor() {
+        this.router = Router()
+    }
+
+    public async retireDid(req: Request, res: Response) {
+        if (!req.body.did || !req.body.signature) {
+            return res.send({
+                status: 'error',
+                message: 'Missing did or signature'
+            })
+        }
+        const providers = await getProviders()
+        try {
+            const userAccount = await providers.web3.eth.personal.ecRecover(
+                `You are retiring ${req.body.did}`,
+                req.body.signature
+            )
+            const events = await providers.ocean.keeper.didRegistry.contract.getPastEvents(
+                'DIDAttributeRegistered',
+                {
+                    filter: {
+                        _owner: userAccount,
+                        _did: req.body.did.replace('did:op:', '0x')
+                    },
+                    fromBlock: 0,
+                    toBlock: 'latest'
+                }
+            )
+            if (events.length > 0) {
+                // TODO: retire asset in Aquarius
+                res.send({ status: 'success' })
+            } else {
+                return res.send({
+                    status: 'error',
+                    message: 'Not owner of asset'
+                })
+            }
+        } catch (error) {
+            return res.send({ status: 'error' })
+        }
+    }
+
+    /**
+     * Take each handler, and attach to one of the Express.Router's
+     * endpoints.
+     */
+    public init() {
+        this.router.post('/', this.retireDid)
+    }
+}
+
+// Create the retireRouter, and export its configured Express.Router
+const retireRouter = new RetireRouter()
+retireRouter.init()
+
+export default retireRouter.router
diff --git a/server/src/routes/UpdateRouter.ts b/server/src/routes/UpdateRouter.ts
new file mode 100644
index 0000000..91eeb7c
--- /dev/null
+++ b/server/src/routes/UpdateRouter.ts
@@ -0,0 +1,65 @@
+import { Router, Request, Response } from 'express'
+import { getProviders } from '../utils'
+
+export class UpdateRouter {
+    public router: Router
+
+    /**
+     * Initialize the UpdateRouter
+     */
+    public constructor() {
+        this.router = Router()
+    }
+
+    public async updateDid(req: Request, res: Response) {
+        if (!req.body.did || !req.body.signature) {
+            return res.send({
+                status: 'error',
+                message: 'Missing did or signature'
+            })
+        }
+        const providers = await getProviders()
+        try {
+            const userAccount = await providers.web3.eth.personal.ecRecover(
+                `You are retiring ${req.body.did}`,
+                req.body.signature
+            )
+            const events = await providers.ocean.keeper.didRegistry.contract.getPastEvents(
+                'DIDAttributeRegistered',
+                {
+                    filter: {
+                        _owner: userAccount,
+                        _did: req.body.did.replace('did:op:', '0x')
+                    },
+                    fromBlock: 0,
+                    toBlock: 'latest'
+                }
+            )
+            if (events.length > 0) {
+                // TODO: update asset in Aquarius
+                res.send({ status: 'success' })
+            } else {
+                return res.send({
+                    status: 'error',
+                    message: 'Not owner of asset'
+                })
+            }
+        } catch (error) {
+            return res.send({ status: 'error' })
+        }
+    }
+
+    /**
+     * Take each handler, and attach to one of the Express.Router's
+     * endpoints.
+     */
+    public init() {
+        this.router.post('/', this.updateDid)
+    }
+}
+
+// Create the updateRouter, and export its configured Express.Router
+const updateRouter = new UpdateRouter()
+updateRouter.init()
+
+export default updateRouter.router
diff --git a/server/src/routes/UrlCheckRouter.ts b/server/src/routes/UrlCheckRouter.ts
index 403610e..4f3a2b3 100644
--- a/server/src/routes/UrlCheckRouter.ts
+++ b/server/src/routes/UrlCheckRouter.ts
@@ -11,7 +11,7 @@ export class UrlCheckRouter {
         this.router = Router()
     }
 
-    public checkUrl(req: Request, res: Response, next: NextFunction) {
+    public checkUrl(req: Request, res: Response) {
         if (!req.body.url) {
             return res.send({ status: 'error', message: 'missing url' })
         }
diff --git a/server/src/server.ts b/server/src/server.ts
index 71a0f7a..f51965e 100644
--- a/server/src/server.ts
+++ b/server/src/server.ts
@@ -6,6 +6,8 @@ import bodyParser from 'body-parser'
 
 // routes
 import UrlCheckRouter from './routes/UrlCheckRouter'
+import UpdateRouter from './routes/UpdateRouter'
+import RetireRouter from './routes/RetireRouter'
 
 // config
 import config from './config/config'
@@ -51,9 +53,11 @@ app.use(bodyParser.urlencoded({ extended: false }))
 app.use(compression())
 // routes
 app.use('/api/v1/urlcheck', UrlCheckRouter)
+app.use('/api/v1/updateDdo', UpdateRouter)
+app.use('/api/v1/retireDdo', RetireRouter)
 
 /// catch 404
-app.use((req, res, next) => {
+app.use((req, res) => {
     res.status(404).send()
 })
 
diff --git a/server/src/utils.ts b/server/src/utils.ts
new file mode 100644
index 0000000..248c067
--- /dev/null
+++ b/server/src/utils.ts
@@ -0,0 +1,39 @@
+import Web3 from 'web3'
+import { Ocean } from '@oceanprotocol/squid'
+import config from './config/config'
+
+export function getProviders() {
+    return new Promise<any>(async (resolve, reject) => {
+        const nodeUri = `${config.app.nodeScheme}://${config.app.nodeHost}:${
+            config.app.nodePort
+        }`
+        const aquariusUri = `${config.app.aquariusScheme}://${
+            config.app.aquariusHost
+        }:${config.app.aquariusPort}`
+        const brizoUri = `${config.app.brizoScheme}://${config.app.brizoHost}:${
+            config.app.brizoPort
+        }`
+        const parityUri = `${config.app.parityScheme}://${
+            config.app.parityHost
+        }:${config.app.parityPort}`
+        const secretStoreUri = `${config.app.secretStoreScheme}://${
+            config.app.secretStoreHost
+        }:${config.app.secretStorePort}`
+        const web3 = new Web3(nodeUri)
+        const oceanConfig = {
+            web3Provider: web3,
+            nodeUri,
+            aquariusUri,
+            brizoUri,
+            brizoAddress: config.app.brizoAddress,
+            parityUri,
+            secretStoreUri,
+            verbose: config.app.verbose
+        }
+        const ocean = await Ocean.getInstance(oceanConfig)
+        resolve({
+            ocean,
+            web3
+        })
+    })
+}