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Add unsuccessful metrics to docs metrics #313

Merged
merged 5 commits into from
Mar 13, 2024
Merged

Add unsuccessful metrics to docs metrics #313

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6d84124
Add failure timestamp to metrics
satk0 Mar 7, 2024
246ed46
Add unsuccessful reload to metrics README
satk0 Mar 11, 2024
18d45b0
Correct local variables
satk0 Mar 11, 2024
49ed4eb
Fix PID
satk0 Mar 11, 2024
4bb050a
Avoid magic numbers
satk0 Mar 11, 2024
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2 changes: 1 addition & 1 deletion docker-compose.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@ services:
restart: unless-stopped
volumes:
- logstash-data:/usr/share/logstash/data
- ./.docker/logstash.conf:/usr/share/logstash/pipeline/logstash.conf:ro
- ./.docker/logstash.conf:/usr/share/logstash/pipeline/logstash.conf
- ./.docker/logstash.yml:/usr/share/logstash/config/logstash.yml:ro
depends_on:
- elasticsearch
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24 changes: 24 additions & 0 deletions scripts/add_metrics_to_readme.sh
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Expand Up @@ -9,6 +9,30 @@ function getMetrics() {
done
}

function failureConfigChange() {
local logstashCID
logstashCID=$( docker ps -a | grep 'logstash-exporter-logstash-1' | awk '{print $1}' )
local logstashConf
logstashConf='/usr/share/logstash/pipeline/logstash.conf'

docker exec -it "$logstashCID" sh -c "echo 'Wrong Config' >> $logstashConf"

# reload logstash
# "logstash pid should be always 1 AFAIK" ~ Kuskoman, 2024
docker exec -it "$logstashCID" sh -c "kill -1 1"
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# bring back previous config
# walk around with 'cp' to avoid replacing config inside container
docker exec "$logstashCID" sh -c "sed '\$d' $logstashConf > /tmp/prev_logstash.conf"
docker exec "$logstashCID" sh -c "cp /tmp/prev_logstash.conf $logstashConf"

# reload logstash
docker exec -it "$logstashCID" sh -c "kill -1 1"

}

failureConfigChange

FILE=README.md
while IFS= read -r line; do LINES+=("$line"); done < $FILE

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