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Remove nixFallback

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This causes unintended schema upgrades, and is no longer needed now
that we have nixos/modules/installer/tools/nix-fallback-paths.nix.
This commit is contained in:
Eelco Dolstra 2017-03-06 15:53:34 +01:00
parent e96a2f8450
commit d72a34311a
No known key found for this signature in database
GPG key ID: 8170B4726D7198DE
2 changed files with 14 additions and 19 deletions
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3
nixos/default.nix
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@ -37,7 +37,4 @@ in
vm = vmConfig.system.build.vm;
vmWithBootLoader = vmWithBootLoaderConfig.system.build.vm;
# The following are used by nixos-rebuild.
nixFallback = pkgs.nixUnstable.out;
}

30
nixos/modules/installer/tools/nixos-rebuild.sh
View file

@ -278,24 +278,22 @@ if [ -n "$buildNix" ]; then
echo "building Nix..." >&2
nixDrv=
if ! nixDrv="$(nix-instantiate '<nixpkgs/nixos>' --add-root $tmpDir/nix.drv --indirect -A config.nix.package.out "${extraBuildFlags[@]}")"; then
if ! nixDrv="$(nix-instantiate '<nixpkgs/nixos>' --add-root $tmpDir/nix.drv --indirect -A nixFallback "${extraBuildFlags[@]}")"; then
if ! nixDrv="$(nix-instantiate '<nixpkgs>' --add-root $tmpDir/nix.drv --indirect -A nix "${extraBuildFlags[@]}")"; then
nixStorePath="$(prebuiltNix "$(uname -m)")"
if ! nix-store -r $nixStorePath --add-root $tmpDir/nix --indirect \
--option extra-binary-caches https://cache.nixos.org/; then
if ! nixDrv="$(nix-instantiate '<nixpkgs>' --add-root $tmpDir/nix.drv --indirect -A nix "${extraBuildFlags[@]}")"; then
nixStorePath="$(prebuiltNix "$(uname -m)")"
if ! nix-store -r $nixStorePath --add-root $tmpDir/nix --indirect \
--option extra-binary-caches https://cache.nixos.org/; then
echo "warning: don't know how to get latest Nix" >&2
fi
# Older version of nix-store -r don't support --add-root.
[ -e $tmpDir/nix ] || ln -sf $nixStorePath $tmpDir/nix
if [ -n "$buildHost" ]; then
remoteNixStorePath="$(prebuiltNix "$(buildHostCmd uname -m)")"
remoteNix="$remoteNixStorePath/bin"
if ! buildHostCmd nix-store -r $remoteNixStorePath \
--option extra-binary-caches https://cache.nixos.org/ >/dev/null; then
remoteNix=
echo "warning: don't know how to get latest Nix" >&2
fi
# Older version of nix-store -r don't support --add-root.
[ -e $tmpDir/nix ] || ln -sf $nixStorePath $tmpDir/nix
if [ -n "$buildHost" ]; then
remoteNixStorePath="$(prebuiltNix "$(buildHostCmd uname -m)")"
remoteNix="$remoteNixStorePath/bin"
if ! buildHostCmd nix-store -r $remoteNixStorePath \
--option extra-binary-caches https://cache.nixos.org/ >/dev/null; then
remoteNix=
echo "warning: don't know how to get latest Nix" >&2
fi
fi
fi
fi
fi