merge files from the blockchain infra repo:

code/aws/lambda-function/monitoring_example/scripts/deploy-to-aws.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+set -o errexit  # always exit on error
+set -o errtrace # trap errors in functions as well
+set -o pipefail # don't ignore exit codes when piping output
+
+
+IFS=$'\n\t'
+
+cd "$(dirname "${BASH_SOURCE[0]}")/.."
+
+source "$1"
+make --makefile=./scripts/deploy.mk all

code/aws/lambda-function/monitoring_example/scripts/deploy.mk

@@ -0,0 +1,30 @@
+SAM_INPUT_TEMPLATE=./src/template.yaml
+SAM_OUTPUT_TEMPLATE=./src/packaged-template.yaml
+
+.PHONY: validate-env
+validate-env:
+	@./scripts/validate-env.sh \
+	AWS_ACCESS_KEY_ID \
+	AWS_REGION \
+	AWS_SECRET_ACCESS_KEY \
+	STACK_NAME \
+	S3_BUCKET
+
+.PHONY: package
+package: validate-env
+	@aws cloudformation package \
+	--template-file ${SAM_INPUT_TEMPLATE} \
+	--output-template-file ${SAM_OUTPUT_TEMPLATE} \
+	--s3-bucket ${S3_BUCKET} \
+	--region ${AWS_REGION}
+
+.PHONY: deploy
+deploy: validate-env package
+	aws cloudformation deploy \
+		--template-file ${SAM_OUTPUT_TEMPLATE} \
+		--stack-name ${SAM_STACK_NAME} \
+		--capabilities CAPABILITY_IAM \
+		--region ${AWS_REGION}
+
+.PHONY: all
+all: deploy

code/aws/lambda-function/monitoring_example/scripts/invoke.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+set -o errexit  # always exit on error
+set -o errtrace # trap errors in functions as well
+set -o pipefail # don't ignore exit codes when piping output
+set -o posix    # more strict failures in subshells
+
+IFS=$'\n\t'
+
+##### RUNNING THE SCRIPT #####
+# export FUNCTION = <name of the lambda function in aws, can be found by aws lambda list-functions"
+# source .env
+# ./scripts/invoke.sh {true|false} [count]
+
+cd "$(dirname "${BASH_SOURCE[0]}")/.."
+./scripts/validate-env.sh AWS_ACCESS_KEY_ID AWS_SECRET_ACCESS_KEY
+function=$(aws lambda list-functions | jq -r '.Functions[].FunctionName' | grep -E '^monitoring-lambda' | head -1)
+payload="{\"forceError\": ${1:-false}}"
+outpath="/tmp/monitoring-lambda.out"
+count="${2:-1}"
+for i in $(seq "${count}"); do
+  aws lambda invoke \
+    --function-name "${function}" \
+    --invocation-type Event \
+    --payload "${payload}" \
+    "${outpath}"
+done

code/aws/lambda-function/monitoring_example/scripts/logs.sh

@@ -0,0 +1 @@
+sam logs -n REPLACE-LOGS-NAME --stack-name REPLACE-STACK-NAME -t

code/aws/lambda-function/monitoring_example/scripts/package.sh

@@ -0,0 +1 @@
+sam package --template-file template.yaml --output-template-file packaged.yaml --s3-bucket s3-test-deployment

code/aws/lambda-function/monitoring_example/scripts/validate-env.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+set -o errexit  # always exit on error
+set -o errtrace # trap errors in functions as well
+set -o pipefail # don't ignore exit codes when piping output
+set -o posix    # more strict failures in subshells
+
+IFS=$'\n\t'
+
+declare -a missing
+for var in "$@"; do
+  if [[ -z "${!var}" ]]; then
+    echo "⚠️ ERROR: Missing required environment variable: ${var}" 1>&2
+    missing+=("${var}")
+  fi
+done
+if [[ -n "${missing[*]}" ]]; then
+  exit 1
+fi