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67 lines
1.7 KiB
Bash
Executable file
67 lines
1.7 KiB
Bash
Executable file
#!/usr/bin/env bash
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source common.sh
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TODO_NixOS
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clearStore
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lockFifo1=$TEST_ROOT/test1.fifo
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mkfifo "$lockFifo1"
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drvPath1=$(nix-instantiate gc-concurrent.nix -A test1 --argstr lockFifo "$lockFifo1")
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outPath1=$(nix-store -q "$drvPath1")
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drvPath2=$(nix-instantiate gc-concurrent.nix -A test2)
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outPath2=$(nix-store -q "$drvPath2")
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drvPath3=$(nix-instantiate simple.nix)
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outPath3=$(nix-store -r "$drvPath3")
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# shellcheck disable=SC2235
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(! test -e "$outPath3".lock)
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touch "$outPath3".lock
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rm -f "$NIX_STATE_DIR"/gcroots/foo*
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ln -s "$drvPath2" "$NIX_STATE_DIR/gcroots/foo"
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ln -s "$outPath3" "$NIX_STATE_DIR/gcroots/foo2"
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# Start build #1 in the background. It starts immediately.
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nix-store -rvv "$drvPath1" &
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pid1=$!
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# Wait for the build of $drvPath1 to start
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cat "$lockFifo1"
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# Run the garbage collector while the build is running.
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nix-collect-garbage
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# Unlock the build of $drvPath1
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echo "" > "$lockFifo1"
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echo waiting for pid $pid1 to finish...
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wait $pid1
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# Check that the root of build #1 and its dependencies haven't been
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# deleted. The should not be deleted by the GC because they were
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# being built during the GC.
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cat "$outPath1"/foobar
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cat "$outPath1"/input-2/bar
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# Check that the build build $drvPath2 succeeds.
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# It should succeed because the derivation is a GC root.
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nix-store -rvv "$drvPath2"
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cat "$outPath2"/foobar
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rm -f "$NIX_STATE_DIR"/gcroots/foo*
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# The collector should have deleted lock files for paths that have
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# been built previously.
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# shellcheck disable=SC2235
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(! test -e "$outPath3".lock)
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# If we run the collector now, it should delete outPath1/2.
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nix-collect-garbage
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# shellcheck disable=SC2235
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(! test -e "$outPath1")
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# shellcheck disable=SC2235
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(! test -e "$outPath2")
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