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61 lines
1.8 KiB
61 lines
1.8 KiB
#!/usr/bin/env python
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# simple service that waits for network access and tries to update every 3 hours
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import os
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import time
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import subprocess
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from common.basedir import BASEDIR
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from common.params import Params
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from selfdrive.swaglog import cloudlog
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from selfdrive.version import dirty
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NICE_LOW_PRIORITY = ["nice", "-n", "19"]
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def main(gctx=None):
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params = Params()
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while True:
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# try network
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r = subprocess.call(["ping", "-W", "4", "-c", "1", "8.8.8.8"])
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if r:
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time.sleep(60)
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continue
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# If there are modifications we preserve full history
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# and disable update prompting.
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# Otherwise, only store head to save space
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if dirty:
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r = subprocess.call(NICE_LOW_PRIORITY + ["git", "fetch", "--unshallow"])
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is_update_available = False
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else:
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r = subprocess.call(NICE_LOW_PRIORITY + ["git", "fetch", "--depth=1"])
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is_update_available = check_is_update_available()
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is_update_available_str = "1" if is_update_available else "0"
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params.put("IsUpdateAvailable", is_update_available_str)
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cloudlog.info("IsUpdateAvailable: %s", is_update_available_str)
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cloudlog.info("git fetch: %r", r)
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if r:
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time.sleep(60)
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continue
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# download apks
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r = subprocess.call(["nice", "-n", "19", os.path.join(BASEDIR, "apk/external/patcher.py"), "download"])
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cloudlog.info("patcher download: %r", r)
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time.sleep(60*60*3)
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def check_is_update_available():
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try:
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local_rev = subprocess.check_output(NICE_LOW_PRIORITY + ["git", "rev-parse", "@"])
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upstream_rev = subprocess.check_output(NICE_LOW_PRIORITY + ["git", "rev-parse", "@{u}"])
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return upstream_rev != local_rev
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except subprocess.CalledProcessError:
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cloudlog.exception("updated: failed to compare local and upstream")
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return False
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if __name__ == "__main__":
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main()
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