2021-08-17 06:11:57 -05:00
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#!/bin/bash
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# Strip all null values from dashboards within devenv for some particular
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# schema version. Must be run from Grafana root.
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# OSX users need to install GNU sed: `brew install gsed`
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SED=$(command -v gsed)
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SED=${SED:-"sed"}
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2022-08-16 21:07:57 -05:00
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FILES=$(grep -rl '"schemaVersion": 3[3456789]' devenv)
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2021-08-17 06:11:57 -05:00
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set -e
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set -x
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for DASH in ${FILES}; do echo "${DASH}"; grep -v 'null,$' "${DASH}" > "${DASH}-nulless"; mv "${DASH}-nulless" "${DASH}"; done
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for DASH in ${FILES}; do grep -v 'null$' "${DASH}" > "${DASH}-nulless"; mv "${DASH}-nulless" "${DASH}"; done
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# shellcheck disable=SC2016,SC2002
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for DASH in ${FILES}; do cat "${DASH}" | $SED -E -n 'H; x; s:,(\s*\n\s*}):\1:; P; ${x; p}' | $SED '1 d' > "${DASH}-nulless"; mv "${DASH}-nulless" "${DASH}"; done
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