60 lines
965 B
Bash
60 lines
965 B
Bash
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#!/bin/bash
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declare -i duration=5
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declare endpoint
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declare key
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declare value
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usage() {
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cat <<END
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healthcheck.sh endpoint key value
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Report the health status of the endpoint. Exit 0 then OK.
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END
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}
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if [[ $1 ]]; then
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endpoint=$1
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else
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echo "Please specify the endpoint to scan"
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usage
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exit 1
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fi
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if [[ $2 ]]; then
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key=$2
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else
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echo "Please specify the key that has to be queried"
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usage
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exit 1
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fi
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if [[ $3 ]]; then
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value=$3
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else
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echo "Please specify the value that has to be expected"
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usage
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exit 1
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fi
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query() {
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local endpoint=$1
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local key=$2
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result=$(curl --max-time 5 --silent --location "${endpoint}")
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if jq -e . >/dev/null 2>&1 <<<"${result}"; then
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echo "${result}" | jq -c -r '.'"${key}"''
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fi
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}
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while [[ true ]]; do
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result=$(query "${endpoint}" "${key}")
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if [[ "${result}" == "${value}" ]]; then
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echo true
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exit 0
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fi
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sleep ${duration}
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done
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