docker-elk/.github/workflows/scripts/run-tests-core.sh

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#!/usr/bin/env bash
set -eu
set -o pipefail
source "$(dirname ${BASH_SOURCE[0]})/lib/testing.sh"
cid_es="$(container_id elasticsearch)"
cid_ls="$(container_id logstash)"
cid_kb="$(container_id kibana)"
ip_es="$(service_ip elasticsearch)"
ip_ls="$(service_ip logstash)"
ip_kb="$(service_ip kibana)"
log 'Waiting for readiness of Elasticsearch'
poll_ready "$cid_es" "http://${ip_es}:9200/" -u 'elastic:testpasswd'
log 'Waiting for readiness of Logstash'
poll_ready "$cid_ls" "http://${ip_ls}:9600/_node/pipelines/main?pretty"
log 'Waiting for readiness of Kibana'
poll_ready "$cid_kb" "http://${ip_kb}:5601/api/status" -u 'kibana_system:testpasswd'
log 'Sending message to Logstash TCP input'
declare -i was_retried=0
# retry for max 10s (5*2s)
for _ in $(seq 1 5); do
if echo 'dockerelk' | nc -q0 "$ip_ls" 50000; then
break
fi
was_retried=1
echo -n 'x' >&2
sleep 2
done
if ((was_retried)); then
# flush stderr, important in non-interactive environments (CI)
echo >&2
fi
sleep 5
curl -X POST "http://${ip_es}:9200/logs-generic-default/_refresh" -u elastic:testpasswd \
-s -w '\n'
log 'Searching message in Elasticsearch'
response="$(curl "http://${ip_es}:9200/logs-generic-default/_search?q=message:dockerelk&pretty" -s -u elastic:testpasswd)"
echo "$response"
declare -i count
count="$(jq -rn --argjson data "${response}" '$data.hits.total.value')"
if (( count != 1 )); then
echo "Expected 1 document, got ${count}"
exit 1
fi