File size: 3,495 Bytes
d8ad0fd | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 | #!/bin/bash
# This script is run during the publish_v3_layer.yml CI job,
# and it is responsible for replacing the layer ARN in our documentation,
# based on the output files generated by CDK when deploying to each pseudo_region.
#
# see .github/workflows/reusable_deploy_v3_layer_stack.yml
set -eo pipefail
set -x
if [[ $# -ne 1 ]]; then
cat <<EOM
Usage: $(basename $0) cdk-output-dir
cdk-output-dir: directory containing the cdk output files generated when deploying the Layer
EOM
exit 1
fi
CDK_OUTPUT_DIR=$1
# Check if CDK output dir is a directory
if [ ! -d "$CDK_OUTPUT_DIR" ]; then
echo "No $CDK_OUTPUT_DIR directory found, not replacing lambda layer versions"
exit 1
fi
# Process each file inside the directory
files="$CDK_OUTPUT_DIR/*"
for file in $files; do
echo "[+] Processing: $file"
# Process each line inside the file
lines=$(cat "$file")
for line in $lines; do
echo -e "\t[*] ARN: $line"
# line = arn:aws:lambda:eu-central-1:017000801446:layer:AWSLambdaPowertoolsPython:49
# From the full ARN, extract everything but the version at the end. This prefix
# will later be used to find/replace the ARN on the documentation file.
prefix=$(echo "$line" | cut -d ':' -f 1-7)
# prefix = arn:aws:lambda:eu-central-1:017000801446:layer:AWSLambdaPowertoolsPython
# Now replace the all "prefix"s in the file with the full new Layer ARN (line)
# prefix:\d+ ==> line
# sed doesn't support \d+ in a portable way, so we cheat with (:digit: :digit: *)
sed -i -e "s/$prefix:[[:digit:]][[:digit:]]*/$line/g" docs/index.md
# We use the eu-central-1 layer as the version for all the frameworks (SAM, CDK, SLS, etc)
# We could have used any other region. What's important is the version at the end.
# Examples of strings found in the documentation with pseudo regions:
# arn:aws:lambda:{region}:017000801446:layer:AWSLambdaPowertoolsPython:39
# arn:aws:lambda:${AWS::Region}:017000801446:layer:AWSLambdaPowertoolsPython:39
# arn:aws:lambda:${aws:region}:017000801446:layer:AWSLambdaPowertoolsPython:39
# arn:aws:lambda:{env.region}:017000801446:layer:AWSLambdaPowertoolsPython:39
if [[ "$line" == *"eu-central-1"* ]]; then
# These are all the framework pseudo parameters currently found in the docs
for pseudo_region in '{region}' '${AWS::Region}' '${aws:region}' '{env.region}'; do
prefix_pseudo_region=$(echo "$prefix" | sed "s/eu-central-1/${pseudo_region}/")
# prefix_pseudo_region = arn:aws:lambda:${AWS::Region}:017000801446:layer:AWSLambdaPowertoolsPython
line_pseudo_region=$(echo "$line" | sed "s/eu-central-1/${pseudo_region}/")
# line_pseudo_region = arn:aws:lambda:${AWS::Region}:017000801446:layer:AWSLambdaPowertoolsPython:49
# Replace all the "prefix_pseudo_region"'s in the file
# prefix_pseudo_region:\d+ ==> line_pseudo_region
sed -i -e "s/$prefix_pseudo_region:[[:digit:]][[:digit:]]*/$line_pseudo_region/g" docs/index.md
# The same strings can also be found in examples on Logger, Tracer and Metrics
sed -i -e "s/$prefix_pseudo_region:[[:digit:]][[:digit:]]*/$line_pseudo_region/g" examples/logger/sam/template.yaml
sed -i -e "s/$prefix_pseudo_region:[[:digit:]][[:digit:]]*/$line_pseudo_region/g" examples/metrics/sam/template.yaml
sed -i -e "s/$prefix_pseudo_region:[[:digit:]][[:digit:]]*/$line_pseudo_region/g" examples/tracer/sam/template.yaml
done
fi
done
done
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