[extension/encoding/googlecloudlogentryencodingextension] Protocol validation does not allow h2

[Vx-V]

Component(s)

extension/encoding/googlecloudlogentryencoding

What happened?

Description

handleHTTPRequestField does not allow protocol to have value without /, but Google seems to be using h2 since mid-December for HTTP/2

opentelemetry-collector-contrib/extension/encoding/googlecloudlogentryencodingextension/log_entry.go

Line 235 in c043b5d

if req.Protocol != "" {

Steps to Reproduce

Ingest Google logs and use googlecloudlogentry_encoding

Expected Result

Log entry with httpRequest > protocol > h2 should be parsed

Actual Result

Log entry with httpRequest > protocol > h2 is dropped

Collector version

0.142.0

Environment information

No response

OpenTelemetry Collector configuration

Log output

Additional context

No response

Tip

_{React with 👍 to help prioritize this issue. Please use comments to provide useful context, avoiding +1 or me too, to help us triage it. Learn more here.}

[github-actions]

Pinging code owners:

• extension/encoding/googlecloudlogentryencoding: @constanca-m

See Adding Labels via Comments if you do not have permissions to add labels yourself.