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nixos-install: Respect /home/shlevy/src:/nix/var/nix/profiles/per-user/root/channels/nixos:nixpkgs=/etc/nixos/nixpkgs:nixos=/etc/nixos/nixos:nixos-config=/etc/nixos/configuration.nix:services=/etc/nixos/services to find the nixos and nixpkgs sources, only copy the nixos channel if it exists

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This commit is contained in:
Shea Levy 2013-02-04 07:38:54 -05:00
parent 9db243b4aa
commit 722d8497e7
1 changed files with 9 additions and 5 deletions
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14
modules/installer/tools/nixos-install.sh
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@ -149,25 +149,29 @@ done
# Get the absolute path to the NixOS/Nixpkgs sources.
srcs=$(nix-env -p /nix/var/nix/profiles/per-user/root/channels -q nixos --no-name --out-path)
nixpkgs_src=$(nix-instantiate --find-file nixpkgs)
nixos_src=$(nix-instantiate --find-file nixos)
# Build the specified Nix expression in the target store and install
# it into the system configuration profile.
echo "building the system configuration..."
NIX_PATH="/mnt$srcs/nixos:nixos-config=$NIXOS_CONFIG" NIXOS_CONFIG= \
NIX_PATH="nixpkgs=/mnt$nixpkgs_src:nixos=/mnt$nixos_src:nixos-config=$NIXOS_CONFIG" NIXOS_CONFIG= \
chroot $mountPoint @nix@/bin/nix-env \
-p /nix/var/nix/profiles/system -f '<nixos>' --set -A system --show-trace
# Copy the NixOS/Nixpkgs sources to the target as the initial contents
# of the NixOS channel.
echo "copying NixOS/Nixpkgs sources..."
mkdir -m 0755 -p $mountPoint/nix/var/nix/profiles
mkdir -m 1777 -p $mountPoint/nix/var/nix/profiles/per-user
mkdir -m 0755 -p $mountPoint/nix/var/nix/profiles/per-user/root
chroot $mountPoint @nix@/bin/nix-env \
-p /nix/var/nix/profiles/per-user/root/channels -i "$srcs" --quiet
srcs=$(nix-env -p /nix/var/nix/profiles/per-user/root/channels -q nixos --no-name --out-path 2>/dev/null || echo -n "")
if test -n "$srcs"; then
echo "copying NixOS/Nixpkgs sources..."
chroot $mountPoint @nix@/bin/nix-env \
-p /nix/var/nix/profiles/per-user/root/channels -i "$srcs" --quiet
fi
mkdir -m 0700 -p $mountPoint/root/.nix-defexpr
ln -sfn /nix/var/nix/profiles/per-user/root/channels $mountPoint/root/.nix-defexpr/channels