1328aa3307
roots to a per-process temporary file in /nix/var/nix/temproots while holding a write lock on that file. The garbage collector acquires read locks on all those files, thus blocking further progress in other Nix processes, and reads the sets of temporary roots.
57 lines
1.7 KiB
Bash
57 lines
1.7 KiB
Bash
echo "NIX_STORE_DIR=$NIX_STORE_DIR NIX_DB_DIR=$NIX_DB_DIR"
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test -n "$TEST_ROOT"
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if test -d "$TEST_ROOT"; then
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chmod -R u+w "$TEST_ROOT"
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rm -rf "$TEST_ROOT"
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fi
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mkdir "$TEST_ROOT"
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mkdir "$NIX_STORE_DIR"
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mkdir "$NIX_DATA_DIR"
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mkdir "$NIX_LOG_DIR"
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mkdir "$NIX_STATE_DIR"
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mkdir "$NIX_DB_DIR"
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mkdir $NIX_BIN_DIR
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ln -s $TOP/src/nix-store/nix-store $NIX_BIN_DIR/
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ln -s $TOP/src/nix-instantiate/nix-instantiate $NIX_BIN_DIR/
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ln -s $TOP/src/nix-hash/nix-hash $NIX_BIN_DIR/
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ln -s $TOP/scripts/nix-prefetch-url $NIX_BIN_DIR/
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ln -s $TOP/scripts/nix-collect-garbage $NIX_BIN_DIR/
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mkdir $NIX_BIN_DIR/nix
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ln -s $TOP/scripts/download-using-manifests.pl $NIX_BIN_DIR/nix/
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ln -s $TOP/scripts/readmanifest.pm $NIX_BIN_DIR/nix/
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mkdir -p "$NIX_LOCALSTATE_DIR"/nix/manifests
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mkdir -p "$NIX_LOCALSTATE_DIR"/nix/gcroots
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mkdir -p "$NIX_LOCALSTATE_DIR"/log/nix
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mkdir -p "$NIX_LOCALSTATE_DIR"/temproots
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mkdir $NIX_DATA_DIR/nix
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cp -prd $TOP/corepkgs $NIX_DATA_DIR/nix/
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# Bah, script has the prefix hard-coded. This is really messy stuff
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# (and likely to fail).
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for i in \
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$NIX_DATA_DIR/nix/corepkgs/nar/nar.sh \
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$NIX_DATA_DIR/nix/corepkgs/fetchurl/builder.sh \
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$NIX_BIN_DIR/nix/download-using-manifests.pl \
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$NIX_BIN_DIR/nix-prefetch-url \
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$NIX_BIN_DIR/nix-collect-garbage \
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; do
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echo "$REAL_BIN_DIR"
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sed < $i > $i.tmp \
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-e "s^$REAL_BIN_DIR^$NIX_BIN_DIR^" \
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-e "s^$REAL_LIBEXEC_DIR^$NIX_LIBEXEC_DIR^" \
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-e "s^$REAL_LOCALSTATE_DIR^$NIX_LOCALSTATE_DIR^" \
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-e "s^$REAL_DATA_DIR^$NIX_DATA_DIR^" \
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-e "s^$REAL_STORE_DIR\([^/]\)^$NIX_STORE_DIR\1^"
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mv $i.tmp $i
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chmod +x $i
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done
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# Initialise the database.
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$TOP/src/nix-store/nix-store --init
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# Did anything happen?
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test -e "$NIX_DB_DIR"/validpaths
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