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client: recover from getter panics #14696

Merged
merged 2 commits into from
Sep 26, 2022
Merged

client: recover from getter panics #14696

merged 2 commits into from
Sep 26, 2022

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lgfa29
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@lgfa29 lgfa29 commented Sep 26, 2022

The artifact getter uses the go-getter library to fetch files from different sources. Any bug in this library that results in a panic can cause the entire Nomad client to crash due to a single file download attempt.

This change aims to guard against this types of crashes by recovering from panics when the getter attempts to download an artifact. The resulting panic is converted to an error that is stored as a task event for operator visibility and the panic stack trace is logged to the client's log.

The artifact getter uses the go-getter library to fetch files from
different sources. Any bug in this library that results in a panic can
cause the entire Nomad client to crash due to a single file download
attempt.

This change aims to guard against this types of crashes by recovering
from panics when the getter attempts to download an artifact. The
resulting panic is converted to an error that is stored as a task event
for operator visibility and the panic stack trace is logged to the
client's log.
@lgfa29 lgfa29 added backport/1.1.x backport to 1.1.x release line backport/1.2.x backport to 1.1.x release line backport/1.3.x backport to 1.3.x release line labels Sep 26, 2022
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LGTM!

@lgfa29 lgfa29 merged commit 1b831f3 into main Sep 26, 2022
@lgfa29 lgfa29 deleted the handle-getter-panic branch September 26, 2022 19:16
lgfa29 added a commit that referenced this pull request Sep 26, 2022
The artifact getter uses the go-getter library to fetch files from
different sources. Any bug in this library that results in a panic can
cause the entire Nomad client to crash due to a single file download
attempt.

This change aims to guard against this types of crashes by recovering
from panics when the getter attempts to download an artifact. The
resulting panic is converted to an error that is stored as a task event
for operator visibility and the panic stack trace is logged to the
client's log.
lgfa29 added a commit that referenced this pull request Sep 26, 2022
The artifact getter uses the go-getter library to fetch files from
different sources. Any bug in this library that results in a panic can
cause the entire Nomad client to crash due to a single file download
attempt.

This change aims to guard against this types of crashes by recovering
from panics when the getter attempts to download an artifact. The
resulting panic is converted to an error that is stored as a task event
for operator visibility and the panic stack trace is logged to the
client's log.
lgfa29 added a commit that referenced this pull request Sep 26, 2022
The artifact getter uses the go-getter library to fetch files from
different sources. Any bug in this library that results in a panic can
cause the entire Nomad client to crash due to a single file download
attempt.

This change aims to guard against this types of crashes by recovering
from panics when the getter attempts to download an artifact. The
resulting panic is converted to an error that is stored as a task event
for operator visibility and the panic stack trace is logged to the
client's log.
lgfa29 pushed a commit that referenced this pull request Sep 26, 2022
The artifact getter uses the go-getter library to fetch files from
different sources. Any bug in this library that results in a panic can
cause the entire Nomad client to crash due to a single file download
attempt.

This change aims to guard against this types of crashes by recovering
from panics when the getter attempts to download an artifact. The
resulting panic is converted to an error that is stored as a task event
for operator visibility and the panic stack trace is logged to the
client's log.
lgfa29 pushed a commit that referenced this pull request Sep 26, 2022
The artifact getter uses the go-getter library to fetch files from
different sources. Any bug in this library that results in a panic can
cause the entire Nomad client to crash due to a single file download
attempt.

This change aims to guard against this types of crashes by recovering
from panics when the getter attempts to download an artifact. The
resulting panic is converted to an error that is stored as a task event
for operator visibility and the panic stack trace is logged to the
client's log.
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2 participants