45 lines
717 B
Bash
45 lines
717 B
Bash
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#!/usr/bin/env bash
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# Prints build logs for failed derivations in quiet build mode (-Q).
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# See https://github.com/NixOS/nix/issues/443
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#
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# Usage:
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#
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# set -o pipefail
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# nix-build ... -Q ... | whatsupnix
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#
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GAWK=${GAWK:-gawk}
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NIX_STORE=${NIX_STORE:-nix-store}
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broken=$(mktemp)
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trap 'rm -f -- "$broken"' EXIT
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exec >&2
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$GAWK -v broken="$broken" -f <(cat - <<- 'AWK'
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match($0, /builder for .*(\/nix\/store\/.+\.drv).* failed/, m) {
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print m[1] >> broken
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}
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{ print $0 }
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AWK
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)
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export NIX_PAGER='' # for nix-store
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while read -r drv; do
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title="** FAILED $drv LOG **"
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frame=${title//?/*}
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echo "$frame"
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echo "$title"
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echo "$frame"
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echo
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$NIX_STORE -l "$drv"
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echo
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done < "$broken"
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exit 0
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