{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "f2ec458c-c7a2-42ee-8816-b5ea8f8c0759",
   "metadata": {},
   "outputs": [],
   "source": [
    "# each computer should "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "2075b6f7-9c53-454b-a6af-818f223f24b4",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "python version: 3.9\n"
     ]
    },
    {
     "data": {
      "text/plain": [
       "'id_rsa_mynetwork.pub'"
      ]
     },
     "execution_count": 1,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# %pip install python-dotenv\n",
    "# make a new token on:\n",
    "# https://github.com/settings/tokens/new\n",
    "# scope should only include gist\n",
    "'''\n",
    "# template .env file\n",
    "token='ghp_<your gist token>'\n",
    "gist_id='abc...123'\n",
    "filename='<ssh-public-key-filename>'\n",
    "'''\n",
    "\n",
    "from dotenv import load_dotenv\n",
    "import requests\n",
    "import json\n",
    "import os\n",
    "from pathlib import Path\n",
    "import sys\n",
    "\n",
    "# check python version\n",
    "version = sys.version_info\n",
    "required_version = (3, 6)\n",
    "if not version >= required_version:\n",
    "    raise EnvironmentError(\n",
    "        f'detected python version {version} - must be at least 3.6!'\n",
    "    )\n",
    "print(f'python version: {version.major}.{version.minor}')\n",
    "\n",
    "### write current machiens public key to gist file\n",
    "\n",
    "# read env vars\n",
    "# S/O https://stackoverflow.com/a/61029741\n",
    "load_dotenv()\n",
    "token = os.getenv('token')\n",
    "gist_id = os.getenv('gist_id')\n",
    "ssh_filename = os.getenv('filename')\n",
    "ssh_filename"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "0e534b35-8b71-4cb1-8dde-0eef9eb6dd36",
   "metadata": {},
   "outputs": [],
   "source": [
    "# get id_rsa_mynetwork public key\n",
    "gist_filename = 'authorized-keys'\n",
    "\n",
    "\n",
    "def append_gist(gist_id, data, append=False):\n",
    "    # request data\n",
    "    headers = {'Authorization': f'token {token}'}\n",
    "    request_url = f'https://api.github.com/gists/{gist_id}' \n",
    "\n",
    "    # get gist contents (all-files)\n",
    "    request_data = json.dumps({'files':gist_filename})\n",
    "    r = requests.get(\n",
    "        url=request_url,\n",
    "        data=request_data,\n",
    "        headers=headers)\n",
    "    gist_content = r.json()\n",
    "    \n",
    "    # if gist file exists, get its data\n",
    "    if gist_filename in gist_content['files'].keys():\n",
    "        gist_text = gist_content['files'][gist_filename]['content']\n",
    "    # ... if not, set its data to empty-string\n",
    "    else:\n",
    "        gist_text = ''\n",
    "\n",
    "    # if gist already contains data, exit\n",
    "    if data in gist_text:\n",
    "        return\n",
    "\n",
    "    # append gist new contents to existing and patch\n",
    "    content = gist_text + '\\n'+ data\n",
    "    request_data = json.dumps({'files': {gist_filename: {\"content\": content}}})\n",
    "    r = requests.patch(\n",
    "        url=request_url,\n",
    "        data=request_data,\n",
    "        headers=headers)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "93ae1879-f245-4478-98fe-0a62e72c00f6",
   "metadata": {},
   "outputs": [],
   "source": [
    "# get ssh public key\n",
    "ssh_pub = Path.home().joinpath(f'.ssh/{ssh_filename}').read_text()\n",
    "\n",
    "# write ssh key to gist\n",
    "append_gist(\n",
    "    gist_id=gist_id,\n",
    "    data=ssh_pub)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "fcda799c-3feb-4591-9582-f6187994fe36",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'ssh-rsa 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 dth@dth-MacBookAir\\n'"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "### fetch gist file content\n",
    "\n",
    "headers = {'Authorization': f'token {token}'}\n",
    "request_url = f'https://api.github.com/gists/{gist_id}' \n",
    "request_data = json.dumps({'files':gist_filename})\n",
    "r = requests.get(\n",
    "    url=request_url,\n",
    "    data=request_data,\n",
    "    headers=headers)\n",
    "gist_content = r.json()['files'][gist_filename]['content']\n",
    "gist_content"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "07a9cbfe-8ab1-42d0-9810-cf2b68c97b5d",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'94.147.46.129'"
      ]
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "gist_content"
   ]
  }
 ],
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