pyrox.dev
crosvm.updateScript: update for new serving dash
The old dashboard no longer exists. Currently, the platform version
being served doesn't exist in manifest versions, but that was also a
problem we had before sometimes.
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pkgs/applications/virtualization/crosvm/update.py
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pkgs/applications/virtualization/crosvm/update.py
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#! nix-shell -i python
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import base64
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import csv
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import json
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import re
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import shlex
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import subprocess
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from os.path import abspath, dirname, splitext
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from lxml import etree
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from lxml.etree import HTMLParser
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from urllib.request import urlopen
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git_path = 'chromiumos/platform/crosvm'
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# branch branches are used for fixes for specific devices. So for
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# Chromium OS they will always be 0. This is a best guess, and is not
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# documented.
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with urlopen('https://cros-updates-serving.appspot.com/') as resp:
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document = etree.parse(resp, HTMLParser())
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# bgcolor="lightgreen" is set on the most up-to-date version for
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# each channel, so find a lightgreen cell in the "Stable" column.
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(platform_version, chrome_version) = document.xpath("""
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(//table[@id="cros-updates"]/tr/td[1 + count(
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//table[@id="cros-updates"]/thead/tr[1]/th[text() = "Stable"]
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/preceding-sibling::*)
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][@bgcolor="lightgreen"])[1]/text()
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""")
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with urlopen('https://chromiumdash.appspot.com/cros/download_serving_builds_csv?deviceCategory=ChromeOS') as resp:
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reader = csv.reader(map(bytes.decode, resp))
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header = reader.__next__()
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cr_stable_index = header.index('cr_stable')
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cros_stable_index = header.index('cros_stable')
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chrome_version = []
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platform_version = []
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chrome_major_version = re.match(r'\d+', chrome_version)[0]
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chromeos_tip_build = re.match(r'\d+', platform_version)[0]
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for line in reader:
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this_chrome_version = list(map(int, line[cr_stable_index].split('.')))
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this_platform_version = list(map(int, line[cros_stable_index].split('.')))
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chrome_version = max(chrome_version, this_chrome_version)
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platform_version = max(platform_version, this_platform_version)
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chrome_major_version = chrome_version[0]
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chromeos_tip_build = str(platform_version[0])
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# Find the most recent buildspec for the stable Chrome version and
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# Chromium OS build number. Its branch build and branch branch build