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add: script to quickly fetch and compare layers in diffrent regions #166

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Merged
merged 2 commits into from
Sep 20, 2023
Merged

add: script to quickly fetch and compare layers in diffrent regions #166

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add: script to quickly fetch and compare layers in diffrent regions
alexgallotta Sep 8, 2023
752f043
remove verbose lines
alexgallotta Sep 8, 2023
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1 change: 1 addition & 0 deletions existing_layers/.gitignore
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*.log
27 changes: 27 additions & 0 deletions existing_layers/all_regions.txt
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ap-south-2
ap-south-1
eu-south-1
eu-south-2
me-central-1
ca-central-1
eu-central-1
eu-central-2
us-west-1
us-west-2
af-south-1
eu-north-1
eu-west-3
eu-west-2
eu-west-1
ap-northeast-3
ap-northeast-2
me-south-1
ap-northeast-1
sa-east-1
ap-east-1
ap-southeast-1
ap-southeast-2
ap-southeast-3
ap-southeast-4
us-east-1
us-east-2
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@purple4reina purple4reina Sep 8, 2023

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It would be nice to have an automated way to generate this, since we will be adding more in the future. It would be a pain to have to update this one file every time we add a new region.

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@alexgallotta alexgallotta Sep 8, 2023

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Yep this is done already in this function
https://github.com/DataDog/datadog-lambda-extension/pull/166/files#diff-260f0a0f31567ce6be2509b618b7298adfdb12ae2a72191a93f6b17d4cfb7827R1

I saved the file here since it doesn't happen very often

17 changes: 17 additions & 0 deletions existing_layers/check_existing.sh
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find_all_regions() {
aws-vault exec sso-prod-engineering -- aws ec2 describe-regions | jq -r '.[] | .[] | .RegionName' >all_regions.txt
}

find_layers_from_all_regions() {
while IFS= read -r region; do
aws-vault exec sso-prod-engineering -- aws lambda list-layers --region "$region" | grep LayerVersionArn | cut -d':' -f6- >all_layers_"$region".log
done <all_regions.txt
}

diff_from_useast1() {
for f1 in all_layers_*.log; do
diff --unified=0 "$f1" all_layers_us-east-1.log
done | grep -vE "@@|Datadog-Trace-Forwarder-Python|Node8|metric|Node10|Node12|Python27|Python36|Ruby2-5" >all_diff.log # ignore deprecated layers
}

"$@"