{
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  {
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   "source": [
    "# iRODS\n",
    "\n",
    "## Dependencies\n",
    "\n",
    "```{code}\n",
    " pip install python-irodsclient\n",
    "```"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Authentication"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {
    "vscode": {
     "languageId": "python"
    }
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "/unlock/.rulecache\n",
      "/unlock/home\n",
      "/unlock/infrastructure\n",
      "/unlock/landingzone\n",
      "/unlock/projects\n",
      "/unlock/references\n",
      "/unlock/scratch\n",
      "/unlock/trash\n"
     ]
    }
   ],
   "source": [
    "from irods.session import iRODSSession\n",
    "import ssl\n",
    "from irods.meta import iRODSMeta\n",
    "import os, sys\n",
    "\n",
    "\n",
    "# iRODS authentication information\n",
    "host = \"unlock-icat.irods.surfsara.nl\"\n",
    "port = 1247\n",
    "zone = \"unlock\"\n",
    "user = os.getenv('irodsUserName')\n",
    "password = os.getenv('irodsPassword')\n",
    "\n",
    "# SSL settings\n",
    "context = ssl.create_default_context(purpose=ssl.Purpose.SERVER_AUTH, cafile=None, capath=None, cadata=None)\n",
    "\n",
    "ssl_settings = {'irods_client_server_negotiation': 'request_server_negotiation',\n",
    "                'irods_client_server_policy': 'CS_NEG_REQUIRE',\n",
    "                'irods_encryption_algorithm': 'AES-256-CBC',\n",
    "                'irods_encryption_key_size': 32,\n",
    "                'irods_encryption_num_hash_rounds': 16,\n",
    "                'irods_encryption_salt_size': 8,\n",
    "                'ssl_context': context}\n",
    "\n",
    "# Authentication\n",
    "with iRODSSession(\n",
    "    host = host,\n",
    "    port = port,\n",
    "    user = user,\n",
    "    password = password,\n",
    "    zone = zone,\n",
    "    **ssl_settings) as session:\n",
    "    coll = session.collections.get(\"/unlock\")\n",
    "    for col in coll.subcollections:\n",
    "        print(col.path)\n"
   ]
  },
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   "metadata": {},
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   "execution_count": null,
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