64 lines
2.1 KiB
Bash
64 lines
2.1 KiB
Bash
#! @shell@ -e
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set -x
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# Pull the manifests defined in the configuration (the "manifests"
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# attribute). Wonderfully hacky *and* cut&pasted from nixos-installer.sh!!!
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if test -z "$NIXOS"; then NIXOS=/etc/nixos/nixos; fi
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if test -z "$NIXOS_NO_PULL"; then
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manifests=$(nix-instantiate --eval-only --xml --strict $NIXOS -A manifests \
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| grep '<string' | sed 's^.*"\(.*\)".*^\1^g')
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mkdir -p /nix/var/nix/channel-cache
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for i in $manifests; do
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NIX_DOWNLOAD_CACHE=/nix/var/nix/channel-cache nix-pull $i || true
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done
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fi
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# Obtain Subversion.
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if test -z "$(type -tp svn)"; then
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#nix-channel --add http://nix.cs.uu.nl/dist/nix/channels-v3/nixpkgs-unstable
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#nix-channel --update
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nix-env -i subversion
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fi
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cd /etc/nixos
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if test -n "$NIXOS" && test "$NIXOS_BRANCH" = 1 && test -z "$CHECKOUT_BRANCH" && ! test "$NIXOS" = "/etc/nixos/nixos"; then
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CHECKOUT_BRANCH=${NIXOS##*/}
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CHECKOUT_BRANCH=${CHECKOUT_BRANCH#nixos-}
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CHECKOUT_BRANCH=branches/${CHECKOUT_BRANCH}
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CHECKOUT_SUFFIX=-${CHECKOUT_BRANCH##*/}
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fi
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if test -n "${CHECKOUT_BRANCH}" && test -z "${CHECKOUT_SUFFIX}" ; then
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CHECKOUT_SUFFIX=-${CHECKOUT_BRANCH##*/}
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fi;
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# Move any old nixos or nixpkgs directories out of the way.
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backupTimestamp=$(date "+%Y%m%d%H%M%S")
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if test -e nixos -a ! -e nixos/.svn; then
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mv nixos${CHECKOUT_SUFFIX} nixos-$backupTimestamp
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fi
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if test -e nixpkgs -a ! -e nixpkgs/.svn; then
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mv nixpkgs${CHECKOUT_SUFFIX} nixpkgs-$backupTimestamp
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fi
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if test -e services -a ! -e services/.svn; then
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mv nixos/services services-$backupTimestamp
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fi
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# Check out the NixOS and Nixpkgs sources.
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svn co https://svn.cs.uu.nl:12443/repos/trace/nixos/trunk nixos${CHECKOUT_SUFFIX}
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svn co https://svn.cs.uu.nl:12443/repos/trace/nixpkgs/${CHECKOUT_BRANCH:-trunk} nixpkgs${CHECKOUT_SUFFIX}
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svn co https://svn.cs.uu.nl:12443/repos/trace/services/trunk services
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# Add a few required symlink.
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ln -sfn ../services nixos${CHECKOUT_SUFFIX}/services
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ln -sfn ../nixpkgs${CHECKOUT_SUFFIX}/pkgs nixos${CHECKOUT_SUFFIX}/pkgs
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REVISION=$(svn info nixpkgs${CHECKOUT_SUFFIX} | egrep '^Revision: ');
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REVISION=${REVISION#Revision: };
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echo "\"$REVISION\"" > version.nix
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