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8614cf1334
The garbage collector no longer blocks other processes from adding/building store paths or adding GC roots. To prevent the collector from deleting store paths just added by another process, processes need to connect to the garbage collector via a Unix domain socket to register new temporary roots.
21 lines
739 B
Bash
Executable file
21 lines
739 B
Bash
Executable file
#!/usr/bin/env bash
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# Regression test for https://github.com/NixOS/nix/issues/4858
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source common.sh
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requireDaemonNewerThan "2.4pre20210621"
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# Get the output path of `rootCA`, and put some garbage instead
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outPath="$(nix-build ./content-addressed.nix -A rootCA --no-out-link)"
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nix-store --delete $(nix-store -q --referrers-closure "$outPath")
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touch "$outPath"
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# The build should correctly remove the garbage and put the expected path instead
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nix-build ./content-addressed.nix -A rootCA --no-out-link
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# Rebuild it. This shouldn’t overwrite the existing path
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oldInode=$(stat -c '%i' "$outPath")
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nix-build ./content-addressed.nix -A rootCA --no-out-link --arg seed 2
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newInode=$(stat -c '%i' "$outPath")
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[[ "$oldInode" == "$newInode" ]]
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