From 30e9149d61c30206d080cf5c88d8cde1a282476c Mon Sep 17 00:00:00 2001
From: Corentin Thomasset <corentin.thomasset74@gmail.com>
Date: Fri, 10 Mar 2023 18:16:55 +0100
Subject: feat(new-tool): RSA key pair generator

---
 src/tools/index.ts                                 |  3 +-
 src/tools/rsa-key-pair-generator/index.ts          | 11 +++++
 .../rsa-key-pair-generator.service.ts              | 25 +++++++++++
 .../rsa-key-pair-generator.vue                     | 48 ++++++++++++++++++++++
 src/utils/defaults.ts                              | 10 ++++-
 5 files changed, 95 insertions(+), 2 deletions(-)
 create mode 100644 src/tools/rsa-key-pair-generator/index.ts
 create mode 100644 src/tools/rsa-key-pair-generator/rsa-key-pair-generator.service.ts
 create mode 100644 src/tools/rsa-key-pair-generator/rsa-key-pair-generator.vue

(limited to 'src')

diff --git a/src/tools/index.ts b/src/tools/index.ts
index 6ad328f..18208dd 100644
--- a/src/tools/index.ts
+++ b/src/tools/index.ts
@@ -1,6 +1,7 @@
 import { tool as base64FileConverter } from './base64-file-converter';
 import { tool as base64StringConverter } from './base64-string-converter';
 import { tool as basicAuthGenerator } from './basic-auth-generator';
+import { tool as rsaKeyPairGenerator } from './rsa-key-pair-generator';
 import { tool as textToNatoAlphabet } from './text-to-nato-alphabet';
 import { tool as slugifyString } from './slugify-string';
 import { tool as keycodeInfo } from './keycode-info';
@@ -44,7 +45,7 @@ import { tool as uuidGenerator } from './uuid-generator';
 export const toolsByCategory: ToolCategory[] = [
   {
     name: 'Crypto',
-    components: [tokenGenerator, hashText, bcrypt, uuidGenerator, cypher, bip39, hmacGenerator],
+    components: [tokenGenerator, hashText, bcrypt, uuidGenerator, cypher, bip39, hmacGenerator, rsaKeyPairGenerator],
   },
   {
     name: 'Converter',
diff --git a/src/tools/rsa-key-pair-generator/index.ts b/src/tools/rsa-key-pair-generator/index.ts
new file mode 100644
index 0000000..c8ab4cd
--- /dev/null
+++ b/src/tools/rsa-key-pair-generator/index.ts
@@ -0,0 +1,11 @@
+import { Certificate } from '@vicons/tabler';
+import { defineTool } from '../tool';
+
+export const tool = defineTool({
+  name: 'RSA key pair generator',
+  path: '/rsa-key-pair-generator',
+  description: 'Generate new random RSA private and public key pem certificates.',
+  keywords: ['rsa', 'key', 'pair', 'generator', 'public', 'private', 'secret', 'ssh', 'pem'],
+  component: () => import('./rsa-key-pair-generator.vue'),
+  icon: Certificate,
+});
diff --git a/src/tools/rsa-key-pair-generator/rsa-key-pair-generator.service.ts b/src/tools/rsa-key-pair-generator/rsa-key-pair-generator.service.ts
new file mode 100644
index 0000000..a41d5cd
--- /dev/null
+++ b/src/tools/rsa-key-pair-generator/rsa-key-pair-generator.service.ts
@@ -0,0 +1,25 @@
+import { pki } from 'node-forge';
+
+export { generateKeyPair };
+
+function generateRawPairs({ bits = 2048 }) {
+  return new Promise<pki.rsa.KeyPair>((resolve, reject) =>
+    pki.rsa.generateKeyPair({ bits }, (err, keyPair) => {
+      if (err) {
+        reject(err);
+        return;
+      }
+
+      resolve(keyPair);
+    }),
+  );
+}
+
+async function generateKeyPair(config: { bits?: number } = {}) {
+  const { privateKey, publicKey } = await generateRawPairs(config);
+
+  return {
+    publicKeyPem: pki.publicKeyToPem(publicKey),
+    privateKeyPem: pki.privateKeyToPem(privateKey),
+  };
+}
diff --git a/src/tools/rsa-key-pair-generator/rsa-key-pair-generator.vue b/src/tools/rsa-key-pair-generator/rsa-key-pair-generator.vue
new file mode 100644
index 0000000..fbad58d
--- /dev/null
+++ b/src/tools/rsa-key-pair-generator/rsa-key-pair-generator.vue
@@ -0,0 +1,48 @@
+<template>
+  <div style="flex: 0 0 100%">
+    <n-space item-style="flex: 1 1 0" style="margin: 0 auto; max-width: 600px" justify="center">
+      <n-form-item label="Bits :" v-bind="bitsValidationAttrs" label-placement="left" label-width="100">
+        <n-input-number v-model:value="bits" min="256" max="16384" step="8" style="width: 150px" />
+      </n-form-item>
+    </n-space>
+  </div>
+
+  <div>
+    <h3>Public key</h3>
+    <textarea-copyable :value="certs.publicKeyPem" />
+  </div>
+
+  <div>
+    <h3>Private key</h3>
+    <textarea-copyable :value="certs.privateKeyPem" />
+  </div>
+</template>
+
+<script setup lang="ts">
+import TextareaCopyable from '@/components/TextareaCopyable.vue';
+import { ref } from 'vue';
+import { computedAsync } from '@vueuse/core';
+import { withDefaultOnErrorAsync } from '@/utils/defaults';
+import { useValidation } from '@/composable/validation';
+import { generateKeyPair } from './rsa-key-pair-generator.service';
+
+const bits = ref(2048);
+const emptyCerts = { publicKeyPem: '', privateKeyPem: '' };
+
+const { attrs: bitsValidationAttrs } = useValidation({
+  source: bits,
+  rules: [
+    {
+      message: 'Bits should be 256 <= bits <= 16384 and be a multiple of 8',
+      validator: (value) => value >= 256 && value <= 16384 && value % 8 === 0,
+    },
+  ],
+});
+
+const certs = computedAsync(
+  () => withDefaultOnErrorAsync(() => generateKeyPair({ bits: bits.value }), emptyCerts),
+  emptyCerts,
+);
+</script>
+
+<style lang="less" scoped></style>
diff --git a/src/utils/defaults.ts b/src/utils/defaults.ts
index 3d253d5..1e52b49 100644
--- a/src/utils/defaults.ts
+++ b/src/utils/defaults.ts
@@ -1,4 +1,4 @@
-export { withDefaultOnError };
+export { withDefaultOnError, withDefaultOnErrorAsync };
 
 function withDefaultOnError<A, B>(cb: () => A, defaultValue: B): A | B {
   try {
@@ -7,3 +7,11 @@ function withDefaultOnError<A, B>(cb: () => A, defaultValue: B): A | B {
     return defaultValue;
   }
 }
+
+async function withDefaultOnErrorAsync<A, B>(cb: () => A, defaultValue: B): Promise<Awaited<A> | B> {
+  try {
+    return await cb();
+  } catch (_) {
+    return defaultValue;
+  }
+}
-- 
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