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Add script to configure metrics and log collection from a local node #3517

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merged 4 commits into from
Nov 5, 2024
Merged

Add script to configure metrics and log collection from a local node #3517

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e3cac8b
Add script to configure metrics and log collection from a local node
marun Nov 4, 2024
7450d02
fixup: Emit instructions for starting collectors
marun Nov 4, 2024
298a49e
fixup: Output the location of configuration files that are written
marun Nov 4, 2024
09f062b
fixup: Include api port and logs path in output
marun Nov 4, 2024
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47 changes: 47 additions & 0 deletions scripts/configure-local-metrics-collection.sh
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Original file line number Diff line number Diff line change
@@ -0,0 +1,47 @@
#!/usr/bin/env bash

set -euo pipefail

# Configures prometheus and promtail to collect metrics and logs from
# a local node.

API_PORT="${API_PORT:-9650}"

LOG_PATH="${LOG_PATH:-${HOME}/.avalanchego/logs}"

# Generate a uuid to uniquely identify the collected metrics
METRICS_UUID="$(uuidgen)"

mkdir -p "${HOME}"/.tmpnet/prometheus/file_sd_configs
cat >"${HOME}"/.tmpnet/prometheus/file_sd_configs/local.json <<EOL
[
{
"labels": {
"network_uuid": "${METRICS_UUID}"
},
"targets": [
"127.0.0.1:${API_PORT}"
]
}
]
EOL

mkdir -p "${HOME}"/.tmpnet/promtail/file_sd_configs
cat >"${HOME}"/.tmpnet/promtail/file_sd_configs/local.json <<EOL
[
{
"labels": {
"__path__": "${LOG_PATH}/*.log",
"network_uuid": "${METRICS_UUID}"
},
"targets": [
"localhost"
]
}
]
EOL

echo "Prometheus and Loki have been configured to collect metrics and logs from the local node."
echo "Metrics collection by prometheus can be started with ./scripts/run_prometheus.sh"
echo "Log collection by promtail can be started with ./scripts/run_promtail.sh"
echo "Grafana link: https://grafana-poc.avax-dev.network/d/kBQpRdWnk/avalanche-main-dashboard?var-filter=network_uuid%7C%3D%7C${METRICS_UUID}"
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