diff options
Diffstat (limited to 'nixpkgs/nixos/modules/installer')
12 files changed, 296 insertions, 155 deletions
diff --git a/nixpkgs/nixos/modules/installer/cd-dvd/channel.nix b/nixpkgs/nixos/modules/installer/cd-dvd/channel.nix index ab5e7c0645f..92164d65e53 100644 --- a/nixpkgs/nixos/modules/installer/cd-dvd/channel.nix +++ b/nixpkgs/nixos/modules/installer/cd-dvd/channel.nix @@ -21,7 +21,9 @@ let if [ ! -e $out/nixos/nixpkgs ]; then ln -s . $out/nixos/nixpkgs fi - echo -n ${config.system.nixos.revision} > $out/nixos/.git-revision + ${optionalString (config.system.nixos.revision != null) '' + echo -n ${config.system.nixos.revision} > $out/nixos/.git-revision + ''} echo -n ${config.system.nixos.versionSuffix} > $out/nixos/.version-suffix echo ${config.system.nixos.versionSuffix} | sed -e s/pre// > $out/nixos/svn-revision ''; diff --git a/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-base.nix b/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-base.nix index e0b558dcb0d..fa19daf1328 100644 --- a/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-base.nix +++ b/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-base.nix @@ -44,6 +44,9 @@ with lib; pkgs.bvi # binary editor pkgs.joe + # Include some version control tools. + pkgs.git + # Firefox for reading the manual. pkgs.firefox diff --git a/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-gnome.nix b/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-gnome.nix index 23c3426bff0..62cbdbcfd17 100644 --- a/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-gnome.nix +++ b/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-gnome.nix @@ -1,5 +1,4 @@ -# This module defines a NixOS installation CD that contains X11 and -# GNOME 3. +# This module defines a NixOS installation CD that contains GNOME. { lib, ... }: @@ -10,10 +9,22 @@ with lib; services.xserver.desktopManager.gnome3.enable = true; - # Auto-login as root. - services.xserver.displayManager.gdm.autoLogin = { + # Wayland can be problematic for some hardware like Nvidia graphics cards. + services.xserver.displayManager.defaultSession = "gnome-xorg"; + + services.xserver.displayManager.gdm = { enable = true; - user = "root"; + # autoSuspend makes the machine automatically suspend after inactivity. + # It's possible someone could/try to ssh'd into the machine and obviously + # have issues because it's inactive. + # See: + # * https://github.com/NixOS/nixpkgs/pull/63790 + # * https://gitlab.gnome.org/GNOME/gnome-control-center/issues/22 + autoSuspend = false; + autoLogin = { + enable = true; + user = "nixos"; + }; }; } diff --git a/nixpkgs/nixos/modules/installer/cd-dvd/iso-image.nix b/nixpkgs/nixos/modules/installer/cd-dvd/iso-image.nix index 11319e5f4f8..4558b4dc955 100644 --- a/nixpkgs/nixos/modules/installer/cd-dvd/iso-image.nix +++ b/nixpkgs/nixos/modules/installer/cd-dvd/iso-image.nix @@ -569,14 +569,18 @@ in }; fileSystems."/nix/store" = - { fsType = "unionfs-fuse"; - device = "unionfs"; - options = [ "allow_other" "cow" "nonempty" "chroot=/mnt-root" "max_files=32768" "hide_meta_files" "dirs=/nix/.rw-store=rw:/nix/.ro-store=ro" ]; + { fsType = "overlay"; + device = "overlay"; + options = [ + "lowerdir=/nix/.ro-store" + "upperdir=/nix/.rw-store/store" + "workdir=/nix/.rw-store/work" + ]; }; - boot.initrd.availableKernelModules = [ "squashfs" "iso9660" "uas" ]; + boot.initrd.availableKernelModules = [ "squashfs" "iso9660" "uas" "overlay" ]; - boot.initrd.kernelModules = [ "loop" ]; + boot.initrd.kernelModules = [ "loop" "overlay" ]; # Closures to be copied to the Nix store on the CD, namely the init # script and the top-level system configuration directory. diff --git a/nixpkgs/nixos/modules/installer/netboot/netboot.nix b/nixpkgs/nixos/modules/installer/netboot/netboot.nix index 5146858cccf..95eba86bcb6 100644 --- a/nixpkgs/nixos/modules/installer/netboot/netboot.nix +++ b/nixpkgs/nixos/modules/installer/netboot/netboot.nix @@ -50,14 +50,18 @@ with lib; }; fileSystems."/nix/store" = - { fsType = "unionfs-fuse"; - device = "unionfs"; - options = [ "allow_other" "cow" "nonempty" "chroot=/mnt-root" "max_files=32768" "hide_meta_files" "dirs=/nix/.rw-store=rw:/nix/.ro-store=ro" ]; + { fsType = "overlay"; + device = "overlay"; + options = [ + "lowerdir=/nix/.ro-store" + "upperdir=/nix/.rw-store/store" + "workdir=/nix/.rw-store/work" + ]; }; - boot.initrd.availableKernelModules = [ "squashfs" ]; + boot.initrd.availableKernelModules = [ "squashfs" "overlay" ]; - boot.initrd.kernelModules = [ "loop" ]; + boot.initrd.kernelModules = [ "loop" "overlay" ]; # Closures to be copied to the Nix store, namely the init # script and the top-level system configuration directory. diff --git a/nixpkgs/nixos/modules/installer/tools/nix-fallback-paths.nix b/nixpkgs/nixos/modules/installer/tools/nix-fallback-paths.nix index c2f2578733b..2068f27f1c9 100644 --- a/nixpkgs/nixos/modules/installer/tools/nix-fallback-paths.nix +++ b/nixpkgs/nixos/modules/installer/tools/nix-fallback-paths.nix @@ -1,6 +1,6 @@ { - x86_64-linux = "/nix/store/0q5qnh10m2sfrriszc1ysmggw659q6qm-nix-2.3.2"; - i686-linux = "/nix/store/i7ad7r5d8a5b3l22hg4a1im2qq05y6vd-nix-2.3.2"; - aarch64-linux = "/nix/store/bv06pavfw0dbqzr8w3l7s71nx27gnxa0-nix-2.3.2"; - x86_64-darwin = "/nix/store/x6mnl1nij7y4v5ihlplr4k937ayr403r-nix-2.3.2"; + x86_64-linux = "/nix/store/ddmmzn4ggz1f66lwxjy64n89864yj9w9-nix-2.3.3"; + i686-linux = "/nix/store/5axys7hsggb4282dsbps5k5p0v59yv13-nix-2.3.3"; + aarch64-linux = "/nix/store/k80nwvi19hxwbz3c9cxgp24f1jjxwmcc-nix-2.3.3"; + x86_64-darwin = "/nix/store/lrnvapsqmf0ja6zfyx4cpxr7ahdr7f9b-nix-2.3.3"; } diff --git a/nixpkgs/nixos/modules/installer/tools/nixos-build-vms/build-vms.nix b/nixpkgs/nixos/modules/installer/tools/nixos-build-vms/build-vms.nix index c1028a0ad7e..90f0702f717 100644 --- a/nixpkgs/nixos/modules/installer/tools/nixos-build-vms/build-vms.nix +++ b/nixpkgs/nixos/modules/installer/tools/nixos-build-vms/build-vms.nix @@ -5,7 +5,7 @@ let nodes = import networkExpr; in -with import ../../../../lib/testing.nix { +with import ../../../../lib/testing-python.nix { inherit system; pkgs = import ../../../../.. { inherit system config; }; }; diff --git a/nixpkgs/nixos/modules/installer/tools/nixos-enter.sh b/nixpkgs/nixos/modules/installer/tools/nixos-enter.sh index 4680cd8ae95..1fdd4627a90 100644 --- a/nixpkgs/nixos/modules/installer/tools/nixos-enter.sh +++ b/nixpkgs/nixos/modules/installer/tools/nixos-enter.sh @@ -60,15 +60,15 @@ chmod 0755 "$mountPoint/dev" "$mountPoint/sys" mount --rbind /dev "$mountPoint/dev" mount --rbind /sys "$mountPoint/sys" -# If silent, write both stdout and stderr of activation script to /dev/null -# otherwise, write both streams to stderr of this process -if [ "$silent" -eq 0 ]; then - PIPE_TARGET="/dev/stderr" -else - PIPE_TARGET="/dev/null" -fi +( + # If silent, write both stdout and stderr of activation script to /dev/null + # otherwise, write both streams to stderr of this process + if [ "$silent" -eq 1 ]; then + exec 2>/dev/null + fi -# Run the activation script. Set $LOCALE_ARCHIVE to supress some Perl locale warnings. -LOCALE_ARCHIVE="$system/sw/lib/locale/locale-archive" chroot "$mountPoint" "$system/activate" >>$PIPE_TARGET 2>&1 || true + # Run the activation script. Set $LOCALE_ARCHIVE to supress some Perl locale warnings. + LOCALE_ARCHIVE="$system/sw/lib/locale/locale-archive" chroot "$mountPoint" "$system/activate" 1>&2 || true +) exec chroot "$mountPoint" "${command[@]}" diff --git a/nixpkgs/nixos/modules/installer/tools/nixos-option/nixos-option.cc b/nixpkgs/nixos/modules/installer/tools/nixos-option/nixos-option.cc index 9b92dc829cd..1a7b07a74f8 100644 --- a/nixpkgs/nixos/modules/installer/tools/nixos-option/nixos-option.cc +++ b/nixpkgs/nixos/modules/installer/tools/nixos-option/nixos-option.cc @@ -131,12 +131,12 @@ bool isOption(Context & ctx, const Value & v) if (v.type != tAttrs) { return false; } - const auto & atualType = v.attrs->find(ctx.underscoreType); - if (atualType == v.attrs->end()) { + const auto & actualType = v.attrs->find(ctx.underscoreType); + if (actualType == v.attrs->end()) { return false; } try { - Value evaluatedType = evaluateValue(ctx, *atualType->value); + Value evaluatedType = evaluateValue(ctx, *actualType->value); if (evaluatedType.type != tString) { return false; } @@ -197,9 +197,107 @@ void recurse(const std::function<bool(const std::string & path, std::variant<Val } } -// Calls f on all the option names -void mapOptions(const std::function<void(const std::string & path)> & f, Context & ctx, Value root) +bool optionTypeIs(Context & ctx, Value & v, const std::string & soughtType) { + try { + const auto & typeLookup = v.attrs->find(ctx.state.sType); + if (typeLookup == v.attrs->end()) { + return false; + } + Value type = evaluateValue(ctx, *typeLookup->value); + if (type.type != tAttrs) { + return false; + } + const auto & nameLookup = type.attrs->find(ctx.state.sName); + if (nameLookup == type.attrs->end()) { + return false; + } + Value name = evaluateValue(ctx, *nameLookup->value); + if (name.type != tString) { + return false; + } + return name.string.s == soughtType; + } catch (Error &) { + return false; + } +} + +bool isAggregateOptionType(Context & ctx, Value & v) +{ + return optionTypeIs(ctx, v, "attrsOf") || optionTypeIs(ctx, v, "listOf") || optionTypeIs(ctx, v, "loaOf"); +} + +MakeError(OptionPathError, EvalError); + +Value getSubOptions(Context & ctx, Value & option) +{ + Value getSubOptions = evaluateValue(ctx, *findAlongAttrPath(ctx.state, "type.getSubOptions", ctx.autoArgs, option)); + if (getSubOptions.type != tLambda) { + throw OptionPathError("Option's type.getSubOptions isn't a function"); + } + Value emptyString{}; + nix::mkString(emptyString, ""); + Value v; + ctx.state.callFunction(getSubOptions, emptyString, v, nix::Pos{}); + return v; +} + +// Carefully walk an option path, looking for sub-options when a path walks past +// an option value. +struct FindAlongOptionPathRet +{ + Value option; + std::string path; +}; +FindAlongOptionPathRet findAlongOptionPath(Context & ctx, const std::string & path) +{ + Strings tokens = parseAttrPath(path); + Value v = ctx.optionsRoot; + std::string processedPath; + for (auto i = tokens.begin(); i != tokens.end(); i++) { + const auto & attr = *i; + try { + bool lastAttribute = std::next(i) == tokens.end(); + v = evaluateValue(ctx, v); + if (attr.empty()) { + throw OptionPathError("empty attribute name"); + } + if (isOption(ctx, v) && optionTypeIs(ctx, v, "submodule")) { + v = getSubOptions(ctx, v); + } + if (isOption(ctx, v) && isAggregateOptionType(ctx, v)) { + auto subOptions = getSubOptions(ctx, v); + if (lastAttribute && subOptions.attrs->empty()) { + break; + } + v = subOptions; + // Note that we've consumed attr, but didn't actually use it. This is the path component that's looked + // up in the list or attribute set that doesn't name an option -- the "root" in "users.users.root.name". + } else if (v.type != tAttrs) { + throw OptionPathError("Value is %s while a set was expected", showType(v)); + } else { + const auto & next = v.attrs->find(ctx.state.symbols.create(attr)); + if (next == v.attrs->end()) { + throw OptionPathError("Attribute not found", attr, path); + } + v = *next->value; + } + processedPath = appendPath(processedPath, attr); + } catch (OptionPathError & e) { + throw OptionPathError("At '%s' in path '%s': %s", attr, path, e.msg()); + } + } + return {v, processedPath}; +} + +// Calls f on all the option names at or below the option described by `path`. +// Note that "the option described by `path`" is not trivial -- if path describes a value inside an aggregate +// option (such as users.users.root), the *option* described by that path is one path component shorter +// (eg: users.users), which results in f being called on sibling-paths (eg: users.users.nixbld1). If f +// doesn't want these, it must do its own filtering. +void mapOptions(const std::function<void(const std::string & path)> & f, Context & ctx, const std::string & path) +{ + auto root = findAlongOptionPath(ctx, path); recurse( [f, &ctx](const std::string & path, std::variant<Value, std::exception_ptr> v) { bool isOpt = std::holds_alternative<std::exception_ptr>(v) || isOption(ctx, std::get<Value>(v)); @@ -208,7 +306,7 @@ void mapOptions(const std::function<void(const std::string & path)> & f, Context } return !isOpt; }, - ctx, root, ""); + ctx, root.option, root.path); } // Calls f on all the config values inside one option. @@ -294,9 +392,11 @@ void printAttrs(Context & ctx, Out & out, Value & v, const std::string & path) Out attrsOut(out, "{", "}", v.attrs->size()); for (const auto & a : v.attrs->lexicographicOrder()) { std::string name = a->name; - attrsOut << name << " = "; - printValue(ctx, attrsOut, *a->value, appendPath(path, name)); - attrsOut << ";" << Out::sep; + if (!forbiddenRecursionName(name)) { + attrsOut << name << " = "; + printValue(ctx, attrsOut, *a->value, appendPath(path, name)); + attrsOut << ";" << Out::sep; + } } } @@ -380,17 +480,26 @@ void printConfigValue(Context & ctx, Out & out, const std::string & path, std::v out << ";\n"; } -void printAll(Context & ctx, Out & out) +// Replace with std::starts_with when C++20 is available +bool starts_with(const std::string & s, const std::string & prefix) +{ + return s.size() >= prefix.size() && + std::equal(s.begin(), std::next(s.begin(), prefix.size()), prefix.begin(), prefix.end()); +} + +void printRecursive(Context & ctx, Out & out, const std::string & path) { mapOptions( - [&ctx, &out](const std::string & optionPath) { + [&ctx, &out, &path](const std::string & optionPath) { mapConfigValuesInOption( - [&ctx, &out](const std::string & configPath, std::variant<Value, std::exception_ptr> v) { - printConfigValue(ctx, out, configPath, v); + [&ctx, &out, &path](const std::string & configPath, std::variant<Value, std::exception_ptr> v) { + if (starts_with(configPath, path)) { + printConfigValue(ctx, out, configPath, v); + } }, optionPath, ctx); }, - ctx, ctx.optionsRoot); + ctx, path); } void printAttr(Context & ctx, Out & out, const std::string & path, Value & root) @@ -450,95 +559,17 @@ void printListing(Out & out, Value & v) } } -bool optionTypeIs(Context & ctx, Value & v, const std::string & soughtType) -{ - try { - const auto & typeLookup = v.attrs->find(ctx.state.sType); - if (typeLookup == v.attrs->end()) { - return false; - } - Value type = evaluateValue(ctx, *typeLookup->value); - if (type.type != tAttrs) { - return false; - } - const auto & nameLookup = type.attrs->find(ctx.state.sName); - if (nameLookup == type.attrs->end()) { - return false; - } - Value name = evaluateValue(ctx, *nameLookup->value); - if (name.type != tString) { - return false; - } - return name.string.s == soughtType; - } catch (Error &) { - return false; - } -} - -bool isAggregateOptionType(Context & ctx, Value & v) -{ - return optionTypeIs(ctx, v, "attrsOf") || optionTypeIs(ctx, v, "listOf") || optionTypeIs(ctx, v, "loaOf"); -} - -MakeError(OptionPathError, EvalError); - -Value getSubOptions(Context & ctx, Value & option) -{ - Value getSubOptions = evaluateValue(ctx, *findAlongAttrPath(ctx.state, "type.getSubOptions", ctx.autoArgs, option)); - if (getSubOptions.type != tLambda) { - throw OptionPathError("Option's type.getSubOptions isn't a function"); - } - Value emptyString{}; - nix::mkString(emptyString, ""); - Value v; - ctx.state.callFunction(getSubOptions, emptyString, v, nix::Pos{}); - return v; -} - -// Carefully walk an option path, looking for sub-options when a path walks past -// an option value. -Value findAlongOptionPath(Context & ctx, const std::string & path) -{ - Strings tokens = parseAttrPath(path); - Value v = ctx.optionsRoot; - for (auto i = tokens.begin(); i != tokens.end(); i++) { - const auto & attr = *i; - try { - bool lastAttribute = std::next(i) == tokens.end(); - v = evaluateValue(ctx, v); - if (attr.empty()) { - throw OptionPathError("empty attribute name"); - } - if (isOption(ctx, v) && optionTypeIs(ctx, v, "submodule")) { - v = getSubOptions(ctx, v); - } - if (isOption(ctx, v) && isAggregateOptionType(ctx, v) && !lastAttribute) { - v = getSubOptions(ctx, v); - // Note that we've consumed attr, but didn't actually use it. This is the path component that's looked - // up in the list or attribute set that doesn't name an option -- the "root" in "users.users.root.name". - } else if (v.type != tAttrs) { - throw OptionPathError("Value is %s while a set was expected", showType(v)); - } else { - const auto & next = v.attrs->find(ctx.state.symbols.create(attr)); - if (next == v.attrs->end()) { - throw OptionPathError("Attribute not found", attr, path); - } - v = *next->value; - } - } catch (OptionPathError & e) { - throw OptionPathError("At '%s' in path '%s': %s", attr, path, e.msg()); - } - } - return v; -} - void printOne(Context & ctx, Out & out, const std::string & path) { try { - Value option = findAlongOptionPath(ctx, path); + auto result = findAlongOptionPath(ctx, path); + Value & option = result.option; option = evaluateValue(ctx, option); + if (path != result.path) { + out << "Note: showing " << result.path << " instead of " << path << "\n"; + } if (isOption(ctx, option)) { - printOption(ctx, out, path, option); + printOption(ctx, out, result.path, option); } else { printListing(out, option); } @@ -552,7 +583,7 @@ void printOne(Context & ctx, Out & out, const std::string & path) int main(int argc, char ** argv) { - bool all = false; + bool recursive = false; std::string path = "."; std::string optionsExpr = "(import <nixpkgs/nixos> {}).options"; std::string configExpr = "(import <nixpkgs/nixos> {}).config"; @@ -568,8 +599,8 @@ int main(int argc, char ** argv) nix::showManPage("nixos-option"); } else if (*arg == "--version") { nix::printVersion("nixos-option"); - } else if (*arg == "--all") { - all = true; + } else if (*arg == "-r" || *arg == "--recursive") { + recursive = true; } else if (*arg == "--path") { path = nix::getArg(*arg, arg, end); } else if (*arg == "--options_expr") { @@ -598,18 +629,12 @@ int main(int argc, char ** argv) Context ctx{*state, *myArgs.getAutoArgs(*state), optionsRoot, configRoot}; Out out(std::cout); - if (all) { - if (!args.empty()) { - throw UsageError("--all cannot be used with arguments"); - } - printAll(ctx, out); - } else { - if (args.empty()) { - printOne(ctx, out, ""); - } - for (const auto & arg : args) { - printOne(ctx, out, arg); - } + auto print = recursive ? printRecursive : printOne; + if (args.empty()) { + print(ctx, out, ""); + } + for (const auto & arg : args) { + print(ctx, out, arg); } ctx.state.printStats(); diff --git a/nixpkgs/nixos/modules/installer/tools/nixos-rebuild.sh b/nixpkgs/nixos/modules/installer/tools/nixos-rebuild.sh index 61b4af11027..354274478a3 100644 --- a/nixpkgs/nixos/modules/installer/tools/nixos-rebuild.sh +++ b/nixpkgs/nixos/modules/installer/tools/nixos-rebuild.sh @@ -3,6 +3,9 @@ if [ -x "@shell@" ]; then export SHELL="@shell@"; fi; set -e +set -o pipefail + +export PATH=@path@:$PATH showSyntax() { exec man nixos-rebuild @@ -13,6 +16,7 @@ showSyntax() { # Parse the command line. origArgs=("$@") extraBuildFlags=() +lockFlags=() action= buildNix=1 fast= @@ -58,7 +62,7 @@ while [ "$#" -gt 0 ]; do j="$1"; shift 1 extraBuildFlags+=("$i" "$j") ;; - --show-trace|--keep-failed|-K|--keep-going|-k|--verbose|-v|-vv|-vvv|-vvvv|-vvvvv|--fallback|--repair|--no-build-output|-Q|-j*) + --show-trace|--keep-failed|-K|--keep-going|-k|--verbose|-v|-vv|-vvv|-vvvv|-vvvvv|--fallback|--repair|--no-build-output|-Q|-j*|-L|--refresh|--no-net) extraBuildFlags+=("$i") ;; --option) @@ -91,10 +95,24 @@ while [ "$#" -gt 0 ]; do shift 1 ;; --use-remote-sudo) - # note the trailing space maybeSudo=(sudo --) + ;; + --flake) + flake="$1" shift 1 ;; + --recreate-lock-file|--no-update-lock-file|--no-write-lock-file|--no-registries|--commit-lock-file) + lockFlags+=("$i") + ;; + --update-input) + j="$1"; shift 1 + lockFlags+=("$i" "$j") + ;; + --override-input) + j="$1"; shift 1 + k="$1"; shift 1 + lockFlags+=("$i" "$j" "$k") + ;; *) echo "$0: unknown option \`$i'" exit 1 @@ -204,7 +222,7 @@ fi # If ‘--upgrade’ is given, run ‘nix-channel --update nixos’. -if [ -n "$upgrade" -a -z "$_NIXOS_REBUILD_REEXEC" ]; then +if [[ -n $upgrade && -z $_NIXOS_REBUILD_REEXEC && -z $flake ]]; then nix-channel --update nixos # If there are other channels that contain a file called @@ -227,8 +245,15 @@ if [ -z "$_NIXOS_REBUILD_REEXEC" ]; then export PATH=@nix@/bin:$PATH fi +# Use /etc/nixos/flake.nix if it exists. It can be a symlink to the +# actual flake. +if [[ -z $flake && -e /etc/nixos/flake.nix ]]; then + flake="$(dirname "$(readlink -f /etc/nixos/flake.nix)")" +fi + # Re-execute nixos-rebuild from the Nixpkgs tree. -if [ -z "$_NIXOS_REBUILD_REEXEC" -a -n "$canRun" -a -z "$fast" ]; then +# FIXME: get nixos-rebuild from $flake. +if [[ -z $_NIXOS_REBUILD_REEXEC && -n $canRun && -z $fast && -z $flake ]]; then if p=$(nix-build --no-out-link --expr 'with import <nixpkgs/nixos> {}; config.system.build.nixos-rebuild' "${extraBuildFlags[@]}"); then export _NIXOS_REBUILD_REEXEC=1 exec $p/bin/nixos-rebuild "${origArgs[@]}" @@ -236,10 +261,37 @@ if [ -z "$_NIXOS_REBUILD_REEXEC" -a -n "$canRun" -a -z "$fast" ]; then fi fi +# For convenience, use the hostname as the default configuration to +# build from the flake. +if [[ -n $flake ]]; then + if [[ $flake =~ ^(.*)\#([^\#\"]*)$ ]]; then + flake="${BASH_REMATCH[1]}" + flakeAttr="${BASH_REMATCH[2]}" + fi + if [[ -z $flakeAttr ]]; then + read -r hostname < /proc/sys/kernel/hostname + if [[ -z $hostname ]]; then + hostname=default + fi + flakeAttr="nixosConfigurations.\"$hostname\"" + else + flakeAttr="nixosConfigurations.\"$flakeAttr\"" + fi +fi + +# Resolve the flake. +if [[ -n $flake ]]; then + flake=$(nix flake info --json "${extraBuildFlags[@]}" "${lockFlags[@]}" -- "$flake" | jq -r .url) +fi + # Find configuration.nix and open editor instead of building. if [ "$action" = edit ]; then - NIXOS_CONFIG=${NIXOS_CONFIG:-$(nix-instantiate --find-file nixos-config)} - exec "${EDITOR:-nano}" "$NIXOS_CONFIG" + if [[ -z $flake ]]; then + NIXOS_CONFIG=${NIXOS_CONFIG:-$(nix-instantiate --find-file nixos-config)} + exec "${EDITOR:-nano}" "$NIXOS_CONFIG" + else + exec nix edit "${lockFlags[@]}" -- "$flake#$flakeAttr" + fi exit 1 fi @@ -298,7 +350,7 @@ prebuiltNix() { remotePATH= -if [ -n "$buildNix" ]; then +if [[ -n $buildNix && -z $flake ]]; then echo "building Nix..." >&2 nixDrv= if ! nixDrv="$(nix-instantiate '<nixpkgs/nixos>' --add-root $tmpDir/nix.drv --indirect -A config.nix.package.out "${extraBuildFlags[@]}")"; then @@ -339,7 +391,7 @@ fi # Update the version suffix if we're building from Git (so that # nixos-version shows something useful). -if [ -n "$canRun" ]; then +if [[ -n $canRun && -z $flake ]]; then if nixpkgs=$(nix-instantiate --find-file nixpkgs "${extraBuildFlags[@]}"); then suffix=$($SHELL $nixpkgs/nixos/modules/installer/tools/get-version-suffix "${extraBuildFlags[@]}" || true) if [ -n "$suffix" ]; then @@ -360,15 +412,37 @@ fi if [ -z "$rollback" ]; then echo "building the system configuration..." >&2 if [ "$action" = switch -o "$action" = boot ]; then - pathToConfig="$(nixBuild '<nixpkgs/nixos>' --no-out-link -A system "${extraBuildFlags[@]}")" + if [[ -z $flake ]]; then + pathToConfig="$(nixBuild '<nixpkgs/nixos>' --no-out-link -A system "${extraBuildFlags[@]}")" + else + outLink=$tmpDir/result + nix build "$flake#$flakeAttr.config.system.build.toplevel" \ + "${extraBuildFlags[@]}" "${lockFlags[@]}" --out-link $outLink + pathToConfig="$(readlink -f $outLink)" + fi copyToTarget "$pathToConfig" targetHostCmd nix-env -p "$profile" --set "$pathToConfig" elif [ "$action" = test -o "$action" = build -o "$action" = dry-build -o "$action" = dry-activate ]; then - pathToConfig="$(nixBuild '<nixpkgs/nixos>' -A system -k "${extraBuildFlags[@]}")" + if [[ -z $flake ]]; then + pathToConfig="$(nixBuild '<nixpkgs/nixos>' -A system -k "${extraBuildFlags[@]}")" + else + nix build "$flake#$flakeAttr.config.system.build.toplevel" "${extraBuildFlags[@]}" "${lockFlags[@]}" + pathToConfig="$(readlink -f ./result)" + fi elif [ "$action" = build-vm ]; then - pathToConfig="$(nixBuild '<nixpkgs/nixos>' -A vm -k "${extraBuildFlags[@]}")" + if [[ -z $flake ]]; then + pathToConfig="$(nixBuild '<nixpkgs/nixos>' -A vm -k "${extraBuildFlags[@]}")" + else + echo "$0: 'build-vm' is not supported with '--flake'" >&2 + exit 1 + fi elif [ "$action" = build-vm-with-bootloader ]; then - pathToConfig="$(nixBuild '<nixpkgs/nixos>' -A vmWithBootLoader -k "${extraBuildFlags[@]}")" + if [[ -z $flake ]]; then + pathToConfig="$(nixBuild '<nixpkgs/nixos>' -A vmWithBootLoader -k "${extraBuildFlags[@]}")" + else + echo "$0: 'build-vm-with-bootloader' is not supported with '--flake'" >&2 + exit 1 + fi else showSyntax fi diff --git a/nixpkgs/nixos/modules/installer/tools/nixos-version.sh b/nixpkgs/nixos/modules/installer/tools/nixos-version.sh index 190c49a33ec..fb0fe26116a 100644 --- a/nixpkgs/nixos/modules/installer/tools/nixos-version.sh +++ b/nixpkgs/nixos/modules/installer/tools/nixos-version.sh @@ -6,8 +6,17 @@ case "$1" in exit 1 ;; --hash|--revision) + if ! [[ @revision@ =~ ^[0-9a-f]+$ ]]; then + echo "$0: Nixpkgs commit hash is unknown" + exit 1 + fi echo "@revision@" ;; + --json) + cat <<EOF +@json@ +EOF + ;; *) echo "@version@ (@codeName@)" ;; diff --git a/nixpkgs/nixos/modules/installer/tools/tools.nix b/nixpkgs/nixos/modules/installer/tools/tools.nix index 5df9c23e6b6..833865e99bb 100644 --- a/nixpkgs/nixos/modules/installer/tools/tools.nix +++ b/nixpkgs/nixos/modules/installer/tools/tools.nix @@ -31,6 +31,7 @@ let nix = config.nix.package.out; nix_x86_64_linux = fallback.x86_64-linux; nix_i686_linux = fallback.i686-linux; + path = makeBinPath [ pkgs.jq ]; }; nixos-generate-config = makeProg { @@ -47,6 +48,14 @@ let name = "nixos-version"; src = ./nixos-version.sh; inherit (config.system.nixos) version codeName revision; + inherit (config.system) configurationRevision; + json = builtins.toJSON ({ + nixosVersion = config.system.nixos.version; + } // optionalAttrs (config.system.nixos.revision != null) { + nixpkgsRevision = config.system.nixos.revision; + } // optionalAttrs (config.system.configurationRevision != null) { + configurationRevision = config.system.configurationRevision; + }); }; nixos-enter = makeProg { |