small update

Author: alessiodionisi

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+  "editor.formatOnSave": true
+}

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2018 Alessio Dionisi
+Copyright (c) 2018-present Alessio Dionisi
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,12 +1,15 @@
 # HTTP Signature for Insomnia REST Client
+
 This is a plugin for the [Insomnia REST Client](https://insomnia.rest/)
 
 IETF Draft: https://tools.ietf.org/html/draft-cavage-http-signatures-10
 
 ## Install
+
 Go to Preferences->Plugins, install `insomnia-plugin-http-signature`
 
 ## How to use
+
 1. Set authentication type to Bearer Token
 2. Set Prefix value to Signature
 3. Set Token value to HTTP Signature template

package-lock.json

@@ -1,15 +1,16 @@
 {
   "name": "insomnia-plugin-http-signature",
-  "version": "1.0.1",
+  "version": "1.1.0",
   "author": "Alessio Dionisi <hello@adns.io>",
   "description": "HTTP Signature for Insomnia REST Client",
   "repository": "github:adnsio/insomnia-plugin-http-signature",
-  "bugs": "https://github.com/adnsio/insomnia-plugin-http-signature/issues",
-  "homepage": "https://github.com/adnsio/insomnia-plugin-http-signature#readme",
   "license": "MIT",
-  "main": "./src/plugin.js",
+  "main": "plugin.js",
   "insomnia": {
-    "name": "http-signature",
-    "description": "HTTP Signature"
+    "name": "httpsignature",
+    "description": "HTTP Signature for Insomnia REST Client"
+  },
+  "devDependencies": {
+    "prettier": "^1.18.2"
   }
 }

package.json

@@ -0,0 +1,60 @@
+const crypto = require('crypto')
+const { URL } = require('url')
+
+module.exports.templateTags = [
+  {
+    name: 'httpsignature',
+    displayName: 'HTTP Signature',
+    description: 'sign http requests',
+
+    args: [
+      {
+        displayName: 'Key ID',
+        type: 'string',
+      },
+      {
+        displayName: 'Private Key',
+        type: 'string',
+      },
+    ],
+
+    async run(context, keyId, privateKey) {
+      const request = await context.util.models.request.getById(
+        context.meta.requestId
+      )
+      const requestUrl = await context.util.render(request.url)
+
+      if (!keyId) throw new Error('missing keyId')
+      if (!privateKey) throw new Error('missing privateKey')
+
+      const parsedUrl = new URL(requestUrl)
+      for (const parameter of request.parameters) {
+        if (!parameter.disabled)
+          parsedUrl.searchParams.append(parameter.name, parameter.value)
+      }
+
+      const algorithmBits = 256
+      const signAlgorithm = `RSA-SHA${algorithmBits}`
+
+      const signatureString = []
+      signatureString.push(
+        `(request-target): ${request.method.toLowerCase()} ${
+          parsedUrl.pathname
+        }${parsedUrl.search}`
+      )
+      signatureString.push(`host: ${parsedUrl.host}`)
+      const signature = signatureString.join('\n')
+
+      const signatureSign = crypto.createSign(signAlgorithm)
+      const signedSignature = signatureSign
+        .update(signature)
+        .sign(
+          `-----BEGIN RSA PRIVATE KEY-----\n${privateKey}\n-----END RSA PRIVATE KEY-----`,
+          'base64'
+        )
+
+      const authorization = `keyId="${keyId}", algorithm="${signAlgorithm.toLowerCase()}", headers="(request-target) host", signature="${signedSignature}"`
+      return authorization
+    },
+  },
+]

plugin.js

@@ -0,0 +1,5 @@
+module.exports = {
+  semi: false,
+  singleQuote: true,
+  trailingComma: 'es5',
+}