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Include dpkg frontend lock in APT_LOCK_FILES (SC-650) #1153

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Merged
blackboxsw merged 1 commit into from
Dec 15, 2021
Merged

Include dpkg frontend lock in APT_LOCK_FILES (SC-650) #1153

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9 changes: 8 additions & 1 deletion cloudinit/distros/debian.py
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Original file line number Diff line number Diff line change
Expand Up @@ -43,10 +43,17 @@
NETWORK_CONF_FN = "/etc/network/interfaces.d/50-cloud-init"
LOCALE_CONF_FN = "/etc/default/locale"

# The frontend lock needs to be acquired first followed by the order that
# apt uses. /var/lib/apt/lists is locked independently of that install chain,
# and only locked during update, so you can acquire it either order.
# Also update does not acquire the dpkg frontend lock.
# More context:
# https://github.com/canonical/cloud-init/pull/1034#issuecomment-986971376
APT_LOCK_FILES = [
'/var/lib/dpkg/lock-frontend',
'/var/lib/dpkg/lock',
'/var/lib/apt/lists/lock',
'/var/cache/apt/archives/lock',
'/var/lib/apt/lists/lock',
]


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