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e82885da50
Changes version references in Loki docs for the upcoming release Also adds a script for diffing metrics when doing a release.
45 lines
1.1 KiB
Bash
Executable File
45 lines
1.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# To use this script
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# * run the script, it will spin up 2 loki instances and print the local port 3100 is bound to
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# * in another terminal, curl the two instances /metrics endpoints, and save to a file
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# * diff the files
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# * press enter to kill the servers
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set -eo pipefail
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current_dir="$(cd "$(dirname "${0}")" && pwd)"
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loki_dir="$(cd "${current_dir}/../cmd/loki" && pwd)"
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root_dir="$(cd "${current_dir}/.." && pwd)"
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export OLD_LOKI=${OLD_VERSION:-2.7.5}
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export NEW_LOKI=${NEW_VERSION:-$("${current_dir}/image-tag")}
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export CONFIG_FILE="loki-local-config.yaml"
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function start_loki() {
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local version=${1}
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docker run --rm -t -d -v "${loki_dir}:/config" \
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-p 3100 \
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"grafana/loki:${version}" \
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-config.file="/config/${CONFIG_FILE}"
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}
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make -C "${root_dir}" loki-image
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loki1="$(start_loki "${OLD_LOKI}")"
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loki2="$(start_loki "${NEW_LOKI}")"
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echo "Loki 1: ${loki1}"
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echo "Loki 2: ${loki2}"
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docker port "${loki1}"
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docker port "${loki2}"
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echo "Curl instances on ports above to get metrics."
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read -r -n 1 -p "Press enter to kill loki instances..."
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docker kill "${loki1}" "${loki2}"
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