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import urllib.request
import datetime
import hashlib
import hmac
import json
import sys
from tqdm import tqdm
import requests
import argparse
from markdownify import markdownify
from rich.console import Console
from rich.markdown import Markdown
import sys
parser = argparse.ArgumentParser(description='COROS firmware downloader')
parser.add_argument('--download_dir', '-d', help='download directory', default="./", required=False)
parser.add_argument('--updater_mode', '-u', help='Choose either "download" or "check"', default="download", required=False)
args = parser.parse_args()
class coros_downloader:
# Can't be used yet since discovered endpoint only returns the latest version
firmware_version_lut = {
"2.0.0": "vm44GCkrMujYR8o47OkF8UW.AdVYyu0U",
"2.0.1": "cIR97IrfvF4fKfO5_KIm_j_aP2zGiHp_",
}
def __init__(self, updatermode, download_dir):
self.firmwareVersion = ""
self.download_dir = download_dir
self.updatermode = updatermode
self.showed_disclaimer = False
config = json.load(open("config.json"))
self.access_key = config["access_key"]
self.secret_key = config["secret_key"]
self.host = config["host"]
self.stage = config["stage"]
self.endpoint = config["endpoint"]
self.firmwareType = config["firmwareType"]
self.filename = config["filename"]
@property
def url(self):
return "https://{}{}{}".format(self.host, self.stage, self.endpoint)
@property
def date(self):
return str(int((datetime.datetime.utcnow() - datetime.datetime(1970, 1, 1)).total_seconds()))
@property
def payload(self):
payload_dict = {
"deviceId": self.access_key,
"firmwareType": self.firmwareType,
"firmwareVersion": self.firmwareVersion
}
return json.dumps(payload_dict)
@property
def headers(self):
return 'content-type:application/json;host:{};x-cortex-date:{}'.format(self.host, self.date)
def sign_request(self):
string_to_sign = '{}\n{}\n{}\n{}\n{}'.format("POST", self.endpoint, "", hashlib.sha256(self.payload.encode("utf-8")).hexdigest(), self.headers)
return hmac.new(self.secret_key.encode('utf-8'), string_to_sign.encode('utf-8'), hashlib.sha256).hexdigest()
def build_authorization_header(self, signature):
return f'Key={self.access_key} Signature={signature}'
# Define the progress callback function
def _progress_callback(self, count, block_size, total_size):
if(count == 0):
self.progress_bar = tqdm(total=total_size, unit='B', unit_scale=True)
self.progress_bar.update(count * block_size - self.progress_bar.n)
if self.progress_bar.n >= total_size:
self.progress_bar.close()
def download_file(self, url, version_id):
file = f"{self.download_dir}/{self.filename}-{version_id}.bin" if self.filename else f"{self.download_dir}/{version_id}.bin"
urllib.request.urlretrieve(url, file, self._progress_callback)
def download_changelog(self, url):
file = '{}/changelog'.format(self.download_dir)
urllib.request.urlretrieve(url, file, self._progress_callback)
print("Changelog:\n")
# Convert the HTML to Markdown
changelog_html = open(file, "r").read()
changelog_md = markdownify(changelog_html, heading_style="ATX")
console = Console()
markdown = Markdown(changelog_md)
console.print(markdown)
def check_update(self, output):
try:
parsed = json.loads(output)
url = parsed.get("url")
versionId = parsed.get("versionId")
message = parsed.get("message")
changelogUrl = parsed.get("changelogUrl")
if url:
print(f"New version available, versionId: {versionId}.")
print(f"url: {url}\n")
if changelogUrl:
print ("New changelog available")
self.download_changelog(changelogUrl)
else:
print ("No new changelog found")
return True
else:
if message:
print("No new version available")
else:
print("Try again later, server seems to be busy")
return False
except:
print("An error occurred while trying to check for the latest version")
def updater_download(self, output):
try:
parsed = json.loads(output)
url = parsed.get("url")
versionId = parsed.get("versionId")
message = parsed.get("message")
if url:
response = urllib.request.urlopen(url)
size = response.getheader('Content-Length')
fname = open(f"{self.download_dir}/{'{}-{}.bin'.format(self.filename, versionId) if self.filename else '{}.bin'.format(versionId)}", "w+")
fname.write(f"{self.filename}-{versionId}.bin" if self.filename else f"{versionId}.bin")
fname.close()
print("Downloading new version, versionId: {}.".format(versionId))
self.download_file(url, versionId)
else:
if message:
print(message)
else:
print("Try again later, server busy")
except:
print("An error occurred while trying to check for the latest version")
def initial_request(self):
if self.access_key is None or self.secret_key is None:
print('No api access key is available.')
sys.exit(1)
signature = self.sign_request()
authorization_header = self.build_authorization_header(signature)
headers = {
'content-type': 'application/json',
'host': self.host,
'x-cortex-date': self.date,
'authorization': authorization_header
}
response = requests.post(self.url, data=self.payload, headers=headers)
output = response.text
return output
def download(self, disable_prompt=False):
if(self.showed_disclaimer == False):
print("\033[95m[Disclaimer] This tool downloads the CorOS firmware straight from the official server.")
print("We do not own/distribute the firmware downloaded.\n \033[0m")
self.showed_disclaimer = True
proceed = "y"
if self.firmwareVersion == "" and disable_prompt == False and self.updatermode == "download":
proceed = input("Do you want to proceed with downloading the latest version? (y/n): ")
print("")
if proceed.lower() == "y":
initial_request = self.initial_request()
if self.updatermode == "check":
self.check_update(initial_request)
elif self.updatermode == "download":
self.updater_download(initial_request)
else:
print("Invalid updater mode! Choose between 'check' and 'download'")
sys.exit(1)
elif proceed.lower() == "n":
print("Exiting...")
sys.exit(0)
else:
print("Invalid input!")
self.download()
if __name__ == "__main__":
banner = """
____ ______ __
/ __ \____ ___ ____ / ____/___ _____/ /____ _ __
/ / / / __ \/ _ \/ __ \/ / / __ \/ ___/ __/ _ \| |/_/
/ /_/ / /_/ / __/ / / / /___/ /_/ / / / /_/ __/> <
\____/ .___/\___/_/ /_/\____/\____/_/ \__/\___/_/|_|
/_/ CorOS firmware downloader tool
"""
print("\033[92m" + banner + "\033[0m")
downloader = coros_downloader(args.updater_mode, args.download_dir)
downloader.download()
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