From 26a2d19ed3fb4441cf72a22e5ddae20d73597cd6 Mon Sep 17 00:00:00 2001
From: arafato <oliver.arafat@outlook.com>
Date: Wed, 29 Nov 2017 15:38:26 +0100
Subject: [PATCH] implementation #60

---
 lib/AzuriteBlob.js                    |    1 +
 lib/core/blob/StorageManager.js       |    2 +-
 lib/middleware/blob/Authentication.js |   42 +
 lib/model/blob/AzuriteResponse.js     |    9 +-
 package-lock.json                     | 3133 ++++++++++++++++++++-----
 package.json                          |    1 +
 6 files changed, 2618 insertions(+), 570 deletions(-)
 create mode 100644 lib/middleware/blob/Authentication.js

diff --git a/lib/AzuriteBlob.js b/lib/AzuriteBlob.js
index 6c4b29e..b663571 100644
--- a/lib/AzuriteBlob.js
+++ b/lib/AzuriteBlob.js
@@ -62,6 +62,7 @@ class AzuriteBlob {
                 require('./routes/blob/AccountRoute')(app);
                 require('./routes/blob/ContainerRoute')(app);
                 require('./routes/blob/BlobRoute')(app);
+                app.use(require('./middleware/blob/Authentication.js'));
                 app.use(require('./middleware/blob/validation'));
                 app.use(require('./middleware/blob/actions'));
                 this.server = app.listen(env.blobStoragePort, () => {
diff --git a/lib/core/blob/StorageManager.js b/lib/core/blob/StorageManager.js
index 267d483..9504194 100644
--- a/lib/core/blob/StorageManager.js
+++ b/lib/core/blob/StorageManager.js
@@ -65,7 +65,7 @@ class StorageManager {
         const entity = StorageEntityGenerator.generateStorageEntity(request);
         const containerProxy = new ContainerProxy(coll.insert(entity));
         this.db.addCollection(entity.name);
-        return BbPromise.resolve({ proxy: containerProxy });
+        return BbPromise.resolve(new AzuriteResponse({ proxy: containerProxy }));
     }
 
     deleteContainer(request) {
diff --git a/lib/middleware/blob/Authentication.js b/lib/middleware/blob/Authentication.js
new file mode 100644
index 0000000..5408164
--- /dev/null
+++ b/lib/middleware/blob/Authentication.js
@@ -0,0 +1,42 @@
+'use strict';
+
+const BbPromise = require('bluebird'),
+    azure = require('azure-storage'),
+    Querystring = require('querystring'),
+    Operations = require('./../../core/Constants').Operations;
+
+const _blobService = azure.createBlobService("UseDevelopmentStorage=true;");
+
+module.exports = (req, res) => {
+    BbPromise.try(() => {
+        const request = req.azuriteRequest;
+        if (request.query.sig) {
+            const sharedAccessPolicy = {
+                AccessPolicy: {
+                    Permissions: request.query.sp,
+                    Start: request.query.st,
+                    Expiry: request.query.se,
+                    IPAddressOrRange: request.query.sip,
+                    Protocols: request.query.spr,
+                    Services: request.query.ss,
+                    ResourceTypes: request.query.sr,
+                    Version: request.query.sv,
+                    Id: request.query.si
+                }
+            };
+            request.auth = {};
+            request.auth.sasValid = checkServiceSignature(request.query, request.containerName, request.blobName, sharedAccessPolicy);
+            request.auth.accessPolicy = sharedAccessPolicy.AccessPolicy;
+        }
+        next();
+    }).catch((e) => {
+        res.status(e.statusCode || 500).send(e.message);
+        if (!e.statusCode) throw e;
+    });
+}
+
+function checkServiceSignature(query, containerName, blobName, sharedAccessPolicy) {
+    const sas = _blobService.generateSharedAccessSignature(containerName, blobName, sharedAccessPolicy),
+        signature = Querystring.parse(sas).sig;
+    return signature === query.sig;
+}
\ No newline at end of file
diff --git a/lib/model/blob/AzuriteResponse.js b/lib/model/blob/AzuriteResponse.js
index 5f333a5..eb13e58 100644
--- a/lib/model/blob/AzuriteResponse.js
+++ b/lib/model/blob/AzuriteResponse.js
@@ -5,7 +5,7 @@ const uuidV1 = require('uuid/v1'),
     EntityType = require('./../../core/Constants').StorageEntityType;
 
 class AzuriteResponse {
-    constructor({ proxy = undefined, payload = undefined }) {
+    constructor({ proxy = undefined, payload = undefined, query = {} }) {
         this.httpProps = {};
         this.proxy = proxy;
         if (this.proxy) {
@@ -29,6 +29,13 @@ class AzuriteResponse {
         this.httpProps[N.CONTENT_LENGTH] = 0;
         this.httpProps[N.REQUEST_ID] = uuidV1();
         this.payload = payload;
+
+        // Optional SAS Overrides
+        this.addHttpProperty(N.CACHE_CONTROL, query.rscc);
+        this.addHttpProperty(N.CONTENT_DISPOSITION, query.rscd);
+        this.addHttpProperty(N.CONTENT_ENCODING, query.rsce);
+        this.addHttpProperty(N.CONTENT_LANGUAGE, query.rscl);
+        this.addHttpProperty(N.CONTENT_TYPE, query.rsct);
     }
 
     addHttpProperty(key, value) {
diff --git a/package-lock.json b/package-lock.json
index 57fe540..9171720 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,25 +5,71 @@
   "requires": true,
   "dependencies": {
     "accepts": {
-      "version": "https://registry.npmjs.org/accepts/-/accepts-1.3.3.tgz",
-      "integrity": "sha1-w8p0NJOGSMPg2cHjKN1otiLChMo=",
+      "version": "1.3.4",
+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.4.tgz",
+      "integrity": "sha1-hiRnWMfdbSGmR0/whKR0DsBesh8=",
       "requires": {
-        "mime-types": "http://registry.npmjs.org/mime-types/-/mime-types-2.1.13.tgz",
-        "negotiator": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.1.tgz"
+        "mime-types": "2.1.17",
+        "negotiator": "0.6.1"
+      },
+      "dependencies": {
+        "mime-db": {
+          "version": "1.30.0",
+          "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.30.0.tgz",
+          "integrity": "sha1-dMZD2i3Z1qRTmZY0ZbJtXKfXHwE="
+        },
+        "mime-types": {
+          "version": "2.1.17",
+          "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.17.tgz",
+          "integrity": "sha1-Cdejk/A+mVp5+K+Fe3Cp4KsWVXo=",
+          "requires": {
+            "mime-db": "1.30.0"
+          }
+        }
       }
     },
-    "ansi-regex": {
-      "version": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.0.0.tgz",
-      "integrity": "sha1-xQYbbg74qBd15Q9dZhUb9r83EQc="
+    "acorn": {
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.1.1.tgz",
+      "integrity": "sha512-vOk6uEMctu0vQrvuSqFdJyqj1Q0S5VTDL79qtjo+DhRr+1mmaD+tluFSCZqhvi/JUhXSzoZN2BhtstaPEeE8cw==",
+      "dev": true
+    },
+    "ajv": {
+      "version": "4.11.8",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-4.11.8.tgz",
+      "integrity": "sha1-gv+wKynmYq5TvcIK8VlHcGc5xTY=",
+      "requires": {
+        "co": "4.6.0",
+        "json-stable-stringify": "1.0.1"
+      }
     },
-    "ansi-styles": {
-      "version": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-2.2.1.tgz",
-      "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4="
+    "amdefine": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/amdefine/-/amdefine-1.0.1.tgz",
+      "integrity": "sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU=",
+      "dev": true,
+      "optional": true
     },
     "array-flatten": {
-      "version": "http://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
       "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
     },
+    "array-union": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/array-union/-/array-union-1.0.2.tgz",
+      "integrity": "sha1-mjRBDk9OPaI96jdb5b5w8kd47Dk=",
+      "dev": true,
+      "requires": {
+        "array-uniq": "1.0.3"
+      }
+    },
+    "array-uniq": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/array-uniq/-/array-uniq-1.0.3.tgz",
+      "integrity": "sha1-r2rId6Jcx/dOBYiUdThY39sk/bY=",
+      "dev": true
+    },
     "asn1": {
       "version": "https://registry.npmjs.org/asn1/-/asn1-0.2.3.tgz",
       "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y="
@@ -32,18 +78,8 @@
       "version": "https://registry.npmjs.org/assert-plus/-/assert-plus-0.2.0.tgz",
       "integrity": "sha1-104bh+ev/A24qttwIfP+SBAasjQ="
     },
-    "assertion-error": {
-      "version": "http://registry.npmjs.org/assertion-error/-/assertion-error-1.0.2.tgz",
-      "integrity": "sha1-E8pRXYYgbaC6xm6DTdOX2HWBCUw=",
-      "dev": true
-    },
-    "async": {
-      "version": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
-      "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=",
-      "dev": true
-    },
     "asynckit": {
-      "version": "http://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "version": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
       "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
     },
     "aws-sign2": {
@@ -51,8 +87,184 @@
       "integrity": "sha1-FDQt0428yU0OW4fXY81jYSwOeU8="
     },
     "aws4": {
-      "version": "http://registry.npmjs.org/aws4/-/aws4-1.5.0.tgz",
-      "integrity": "sha1-Cin/t5wxyecS7rCH6OemS0pW11U="
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.6.0.tgz",
+      "integrity": "sha1-g+9cqGCysy5KDe7e6MdxudtXRx4="
+    },
+    "azure-storage": {
+      "version": "2.6.0",
+      "resolved": "https://registry.npmjs.org/azure-storage/-/azure-storage-2.6.0.tgz",
+      "integrity": "sha1-hHR+5UpL0ZS7lg+J8+/4nWes8c8=",
+      "requires": {
+        "browserify-mime": "1.2.9",
+        "extend": "1.2.1",
+        "json-edm-parser": "0.1.2",
+        "md5.js": "1.3.4",
+        "readable-stream": "2.0.6",
+        "request": "2.81.0",
+        "underscore": "1.8.3",
+        "uuid": "3.1.0",
+        "validator": "3.35.0",
+        "xml2js": "0.2.7",
+        "xmlbuilder": "0.4.3"
+      },
+      "dependencies": {
+        "aws4": {
+          "version": "1.6.0",
+          "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.6.0.tgz",
+          "integrity": "sha1-g+9cqGCysy5KDe7e6MdxudtXRx4="
+        },
+        "caseless": {
+          "version": "0.12.0",
+          "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
+          "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
+        },
+        "extend": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/extend/-/extend-1.2.1.tgz",
+          "integrity": "sha1-oPX9bPyDpf5J72mNYOyKYk3UV2w="
+        },
+        "form-data": {
+          "version": "2.1.4",
+          "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.1.4.tgz",
+          "integrity": "sha1-M8GDrPGTJ27KqYFDpp6Uv+4XUNE=",
+          "requires": {
+            "asynckit": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+            "combined-stream": "1.0.5",
+            "mime-types": "2.1.17"
+          }
+        },
+        "har-validator": {
+          "version": "4.2.1",
+          "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-4.2.1.tgz",
+          "integrity": "sha1-M0gdDxu/9gDdID11gSpqX7oALio=",
+          "requires": {
+            "ajv": "4.11.8",
+            "har-schema": "1.0.5"
+          }
+        },
+        "inherits": {
+          "version": "2.0.3",
+          "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
+          "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
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+          "integrity": "sha1-dMZD2i3Z1qRTmZY0ZbJtXKfXHwE="
+        },
+        "mime-types": {
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+          "integrity": "sha1-Cdejk/A+mVp5+K+Fe3Cp4KsWVXo=",
+          "requires": {
+            "mime-db": "1.30.0"
+          }
+        },
+        "qs": {
+          "version": "6.4.0",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.4.0.tgz",
+          "integrity": "sha1-E+JtKK1rD/qpExLNO/cI7TUecjM="
+        },
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+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.0.6.tgz",
+          "integrity": "sha1-j5A0HmilPMySh4jaz80Rs265t44=",
+          "requires": {
+            "core-util-is": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
+            "inherits": "2.0.3",
+            "isarray": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
+            "process-nextick-args": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-1.0.7.tgz",
+            "string_decoder": "0.10.31",
+            "util-deprecate": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz"
+          }
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+          "integrity": "sha1-xpKJRqDgbF+Nb4qTM0af/aRimKA=",
+          "requires": {
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+            "aws4": "1.6.0",
+            "caseless": "0.12.0",
+            "combined-stream": "1.0.5",
+            "extend": "3.0.1",
+            "forever-agent": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
+            "form-data": "2.1.4",
+            "har-validator": "4.2.1",
+            "hawk": "https://registry.npmjs.org/hawk/-/hawk-3.1.3.tgz",
+            "http-signature": "https://registry.npmjs.org/http-signature/-/http-signature-1.1.1.tgz",
+            "is-typedarray": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
+            "isstream": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
+            "json-stringify-safe": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
+            "mime-types": "2.1.17",
+            "oauth-sign": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
+            "performance-now": "0.2.0",
+            "qs": "6.4.0",
+            "safe-buffer": "5.1.1",
+            "stringstream": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz",
+            "tough-cookie": "2.3.3",
+            "tunnel-agent": "0.6.0",
+            "uuid": "3.1.0"
+          },
+          "dependencies": {
+            "extend": {
+              "version": "3.0.1",
+              "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.1.tgz",
+              "integrity": "sha1-p1Xqe8Gt/MWjHOfnYtuq3F5jZEQ="
+            }
+          }
+        },
+        "sax": {
+          "version": "0.5.2",
+          "resolved": "https://registry.npmjs.org/sax/-/sax-0.5.2.tgz",
+          "integrity": "sha1-c1/6o5oc/4/7lZjwIjq9sDqfsuo="
+        },
+        "string_decoder": {
+          "version": "0.10.31",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
+          "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ="
+        },
+        "tough-cookie": {
+          "version": "2.3.3",
+          "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.3.tgz",
+          "integrity": "sha1-C2GKVWW23qkL80JdBNVe3EdadWE=",
+          "requires": {
+            "punycode": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz"
+          }
+        },
+        "tunnel-agent": {
+          "version": "0.6.0",
+          "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+          "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+          "requires": {
+            "safe-buffer": "5.1.1"
+          }
+        },
+        "uuid": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.1.0.tgz",
+          "integrity": "sha512-DIWtzUkw04M4k3bf1IcpS2tngXEL26YUD2M0tMDUpnUrz2hgzUBlD55a4FjdLGPvfHxS6uluGWvaVEqgBcVa+g=="
+        },
+        "validator": {
+          "version": "3.35.0",
+          "resolved": "https://registry.npmjs.org/validator/-/validator-3.35.0.tgz",
+          "integrity": "sha1-PwcklALB/I/Ak8MsbkPXKnnModw="
+        },
+        "xml2js": {
+          "version": "0.2.7",
+          "resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.2.7.tgz",
+          "integrity": "sha1-GDhRi7AXQcrgh4urSRXklMMjBq8=",
+          "requires": {
+            "sax": "0.5.2"
+          }
+        },
+        "xmlbuilder": {
+          "version": "0.4.3",
+          "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-0.4.3.tgz",
+          "integrity": "sha1-xGFLp04K0ZbmCcknLNnh3bKKilg="
+        }
+      }
     },
     "babel-code-frame": {
       "version": "6.26.0",
@@ -60,7 +272,7 @@
       "integrity": "sha1-Y/1D99weO7fONZR9uP42mj9Yx0s=",
       "dev": true,
       "requires": {
-        "chalk": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+        "chalk": "1.1.3",
         "esutils": "2.0.2",
         "js-tokens": "3.0.2"
       }
@@ -998,7 +1210,16 @@
       "integrity": "sha1-M7mOql1IK7AajRqmtDetKwGuxBw=",
       "dev": true,
       "requires": {
-        "core-js": "2.5.0"
+        "core-js": "2.5.0",
+        "regenerator-runtime": "0.10.5"
+      },
+      "dependencies": {
+        "regenerator-runtime": {
+          "version": "0.10.5",
+          "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.10.5.tgz",
+          "integrity": "sha1-M2w+/BIgrc7dosn6tntaeVWjNlg=",
+          "dev": true
+        }
       }
     },
     "babel-template": {
@@ -1124,8 +1345,12 @@
       "dev": true
     },
     "basic-auth": {
-      "version": "http://registry.npmjs.org/basic-auth/-/basic-auth-1.0.4.tgz",
-      "integrity": "sha1-Awk1sB3nyblKgksp8/zLdQ06UpA="
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/basic-auth/-/basic-auth-2.0.0.tgz",
+      "integrity": "sha1-AV2z81PgLlY3d1X5YnQuiYHnu7o=",
+      "requires": {
+        "safe-buffer": "5.1.1"
+      }
     },
     "bcrypt-pbkdf": {
       "version": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.0.tgz",
@@ -1136,23 +1361,45 @@
       }
     },
     "bluebird": {
-      "version": "https://registry.npmjs.org/bluebird/-/bluebird-3.4.6.tgz",
-      "integrity": "sha1-AdqNgh2HgT0ViWfnQ9X+bGLPjA8="
+      "version": "3.5.1",
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.1.tgz",
+      "integrity": "sha512-MKiLiV+I1AA596t9w1sQJ8jkiSr5+ZKi0WKrYGUn6d1Fx+Ij4tIj+m2WMQSGczs5jZVxV339chE8iwk6F64wjA=="
     },
     "body-parser": {
-      "version": "http://registry.npmjs.org/body-parser/-/body-parser-1.15.2.tgz",
-      "integrity": "sha1-11eM9PHRHV9uqATO813Hp/9trmc=",
-      "requires": {
-        "bytes": "http://registry.npmjs.org/bytes/-/bytes-2.4.0.tgz",
-        "content-type": "https://registry.npmjs.org/content-type/-/content-type-1.0.2.tgz",
-        "debug": "https://registry.npmjs.org/debug/-/debug-2.2.0.tgz",
-        "depd": "http://registry.npmjs.org/depd/-/depd-1.1.0.tgz",
-        "http-errors": "http://registry.npmjs.org/http-errors/-/http-errors-1.5.1.tgz",
-        "iconv-lite": "http://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.13.tgz",
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@@ -2445,21 +4438,23 @@
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-      "dev": true
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-      "integrity": "sha1-ZUS7ot/ajBzxfmKaOjBeK7H+5sE="
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@@ -2485,29 +4481,30 @@
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diff --git a/package.json b/package.json
index 915c5ab..490016d 100644
--- a/package.json
+++ b/package.json
@@ -41,6 +41,7 @@
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