123const std = @import("std");4const builtin = @import("builtin");5const types = @import("types.zig");6const errors = @import("errors.zig");7const config = @import("config.zig");8const output = @import("output.zig");9const exec = @import("exec.zig");10const api = @import("api.zig");11const search_tui = @import("search.zig");12const version = @import("version.zig");1314const UPDATE_URL = "https://kepr.uk/api/nina/releases/latest";1516pub const Ctx = struct {17 gpa: std.mem.Allocator,18 io: std.Io,19 environ: *const std.process.Environ.Map,20 machine: types.Machine,21 cfg: types.NinaConfig,22 args: []const []const u8, 23 sub: []const u8, 24 dry: bool,25 check: bool,26 no_apply: bool,27 all: bool,28 last: u32,29 json: bool,30};3132pub fn apply(ctx: Ctx) !void {33 if (ctx.dry) {34 output.applyDry(ctx.machine.name);35 const code = try exec.nixosRebuildDryActivate(ctx.io, &ctx.machine, ctx.gpa);36 if (code != 0) return error.BuildFailed;37 output.applyDryDone();38 return;39 }40 if (ctx.check) {41 return check(ctx);42 }4344 output.applyStart(ctx.machine.name);45 const start = std.Io.Clock.awake.now(ctx.io);4647 const code = exec.nixosRebuildSwitch(ctx.io, &ctx.machine, ctx.gpa) catch |e| {48 exec.markApplyFailed(ctx.io, ctx.environ);49 output.applyFailed("");50 return e;51 };5253 if (code != 0) {54 exec.markApplyFailed(ctx.io, ctx.environ);55 output.applyFailed("");56 return error.BuildFailed;57 }5859 const elapsed_ns = @max(0, start.untilNow(ctx.io, .awake).toNanoseconds());60 const elapsed: u64 = @intCast(@divFloor(elapsed_ns, 1_000_000));61 const gen = exec.getCurrentGeneration(ctx.gpa, ctx.io, &ctx.machine) catch 0;62 const after_failure = exec.takeApplyFailed(ctx.io, ctx.environ);63 output.applyDone(gen, elapsed, after_failure);64 logAction(ctx, "apply", gen);65}6667pub fn check(ctx: Ctx) !void {68 output.checkStart(ctx.machine.name);69 const code = try exec.nixosRebuildBuild(ctx.io, &ctx.machine, ctx.gpa);70 if (code != 0) {71 output.checkFailed("");72 return error.BuildFailed;73 }74 output.checkOk();75}7677pub fn back(ctx: Ctx) !void {78 const gens = try exec.getGenerations(ctx.gpa, ctx.io, &ctx.machine);79 defer ctx.gpa.free(gens);8081 var current: u32 = 0;82 for (gens) |g| if (g.current) { current = g.number; };8384 85 86 var prev: u32 = 0;87 var has_prev = false;88 for (gens) |g| {89 if (g.number < current and (!has_prev or g.number > prev)) {90 prev = g.number;91 has_prev = true;92 }93 }94 if (!has_prev) {95 output.alreadyOldest();96 return;97 }9899 output.backStart(ctx.machine.name, current, prev);100 if (ctx.cfg.confirm and !output.confirm("")) return;101102 const code = try exec.rollback(ctx.io, &ctx.machine, ctx.gpa);103 if (code != 0) return error.BuildFailed;104 output.backDone(prev);105}106107pub fn go(ctx: Ctx) !void {108 if (ctx.args.len == 0) return error.Internal;109 const target = std.fmt.parseInt(u32, ctx.args[0], 10) catch return error.Internal;110 const current = try exec.getCurrentGeneration(ctx.gpa, ctx.io, &ctx.machine);111112 output.goStart(ctx.machine.name, current, target);113 if (ctx.cfg.confirm and !output.confirm("")) return;114115 const code = try exec.switchGeneration(ctx.io, &ctx.machine, ctx.gpa, target);116 if (code != 0) return error.ProcessFailed;117 output.generationDone(target);118}119120pub fn history(ctx: Ctx) !void {121 const gens = try exec.getGenerations(ctx.gpa, ctx.io, &ctx.machine);122 defer ctx.gpa.free(gens);123 output.historyHeader(ctx.machine.name);124 for (gens) |g| output.historyRow(g);125}126127pub fn genCmd(ctx: Ctx) !void {128 if (std.mem.eql(u8, ctx.sub, "list")) return history(ctx);129 if (std.mem.eql(u8, ctx.sub, "current")) {130 const n = try exec.getCurrentGeneration(ctx.gpa, ctx.io, &ctx.machine);131 output.genCurrent(n);132 return;133 }134 if (std.mem.eql(u8, ctx.sub, "delete")) {135 if (ctx.args.len == 0) return error.Internal;136 if (std.mem.eql(u8, ctx.args[0], "old")) {137 if (ctx.cfg.confirm and !output.confirm("")) return;138 _ = try exec.deleteOldGenerations(ctx.io, &ctx.machine, ctx.gpa);139 } else {140 const n = std.fmt.parseInt(u32, ctx.args[0], 10) catch return error.Internal;141 if (ctx.cfg.confirm and !output.confirm("")) return;142 _ = try exec.deleteGeneration(ctx.io, &ctx.machine, ctx.gpa, n);143 }144 output.done();145 return;146 }147 return error.Internal;148}149150pub fn clean(ctx: Ctx) !void {151 const gens = try exec.getGenerations(ctx.gpa, ctx.io, &ctx.machine);152 defer ctx.gpa.free(gens);153 const all = ctx.all or std.mem.eql(u8, ctx.sub, "all");154 const total: u32 = @intCast(gens.len);155 156 157 const keep: u32 = if (all) 1 else ctx.cfg.generations;158 if (total <= keep) {159 output.cleanNothing(ctx.machine.name, total);160 return;161 }162 output.cleanStart(ctx.machine.name, keep, total);163 if (ctx.cfg.confirm and !output.confirm("removing — cannot be undone")) return;164 _ = try exec.collectGarbage(ctx.io, &ctx.machine, ctx.gpa, all, ctx.cfg.generations);165 output.cleanDone("?");166}167168pub fn statusCmd(ctx: Ctx) !void {169 output.statusHeader();170 171 172 if (ctx.all and ctx.cfg.machines.len > 0) {173 for (ctx.cfg.machines) |m| statusRowFor(ctx, &m);174 return;175 }176 statusRowFor(ctx, &ctx.machine);177}178179fn statusRowFor(ctx: Ctx, machine: *const types.Machine) void {180 181 182 const gen = exec.getCurrentGeneration(ctx.gpa, ctx.io, machine) catch {183 output.statusRow(machine.name, 0, "", "", false);184 return;185 };186 const st = exec.systemStatus(ctx.gpa, ctx.io, machine);187 defer ctx.gpa.free(st.size);188 defer ctx.gpa.free(st.age);189 output.statusRow(machine.name, gen, st.age, st.size, true);190}191192pub fn diff(ctx: Ctx) !void {193 const gens = try exec.getGenerations(ctx.gpa, ctx.io, &ctx.machine);194 defer ctx.gpa.free(gens);195 var current: u32 = 0;196 var prev: u32 = 0;197 for (gens) |g| {198 if (g.current) current = g.number;199 if (!g.current and g.number > prev and g.number < current) prev = g.number;200 }201 if (ctx.args.len >= 2) {202 const a = std.fmt.parseInt(u32, ctx.args[0], 10) catch current - 1;203 const b = std.fmt.parseInt(u32, ctx.args[1], 10) catch current;204 output.diffHeader(a, b, ctx.machine.name);205 if (try exec.diffClosures(ctx.io, &ctx.machine, ctx.gpa, a, b) != 0) return error.ProcessFailed;206 } else {207 output.diffHeader(if (prev > 0) prev else current - 1, current, ctx.machine.name);208 if (try exec.diffClosures(ctx.io, &ctx.machine, ctx.gpa, if (prev > 0) prev else current - 1, current) != 0) return error.ProcessFailed;209 }210}211212pub fn mood(ctx: Ctx) !void {213 const gen = exec.getCurrentGeneration(ctx.gpa, ctx.io, &ctx.machine) catch 0;214 const st = exec.systemStatus(ctx.gpa, ctx.io, &ctx.machine);215 defer ctx.gpa.free(st.size);216 defer ctx.gpa.free(st.age);217 const state = exec.systemRunningState(ctx.gpa, ctx.io, &ctx.machine) catch try ctx.gpa.dupe(u8, "unknown");218 defer ctx.gpa.free(state);219 output.mood(ctx.machine.name, state, gen, st.age, st.size);220}221222pub fn doctor(ctx: Ctx) !void {223 output.doctorHeader(ctx.machine.name);224 const checks = try exec.runDoctorChecks(ctx.gpa, ctx.io, &ctx.machine);225 defer ctx.gpa.free(checks);226 var warnings: u32 = 0;227 var failures: u32 = 0;228 for (checks) |ch| {229 output.doctorRow(ch);230 if (ch.status == .warn) warnings += 1;231 if (ch.status == .fail) failures += 1;232 }233 output.doctorSummary(warnings, failures);234}235236237pub fn update(ctx: Ctx) !void {238 output.updateSelfStart();239240 if (comptime std.mem.eql(u8, version.PLATFORM, "unsupported")) {241 output.updateSelfNoPlatform(@tagName(builtin.cpu.arch) ++ "-" ++ @tagName(builtin.os.tag));242 return error.Internal;243 }244245 const env_url = ctx.environ.get("NINA_UPDATE_SOURCE");246 const source_url = env_url orelse UPDATE_URL;247248 const body = exec.fetchUrl(ctx.gpa, ctx.io, source_url) catch |e| switch (e) {249 error.NetworkError, error.HttpError => {250 output.updateSelfNetworkError();251 return;252 },253 else => return e,254 };255 defer ctx.gpa.free(body);256257 const parsed = std.json.parseFromSlice(std.json.Value, ctx.gpa, body, .{}) catch {258 output.printWarning("could not parse release metadata");259 return;260 };261 defer parsed.deinit();262263 const root = parsed.value;264 if (root != .object) { output.printWarning("malformed release metadata"); return; }265266 const remote_ver = blk: {267 const v = root.object.get("version") orelse { output.printWarning("malformed release metadata"); return; };268 break :blk switch (v) { .string => |s| s, else => { output.printWarning("malformed release metadata"); return; } };269 };270271 if (std.mem.eql(u8, remote_ver, version.VERSION)) {272 output.updateSelfCurrent(version.VERSION);273 return;274 }275276 output.updateSelfAvailable(version.VERSION, remote_ver);277 if (ctx.check) return;278279 var exe_buf: [std.Io.Dir.max_path_bytes]u8 = undefined;280 const install_path = exec.selfExePath(ctx.io, &exe_buf) catch {281 errors.error_info.setMessage("could not determine install path", .{});282 return error.Internal;283 };284285 286 287 if (std.mem.startsWith(u8, install_path, "/nix/store/")) {288 output.updateSelfNixManaged(remote_ver);289 if (ctx.cfg.confirm and !output.confirm("")) return;290 const ec = exec.streamLocal(ctx.io, &.{ "nix", "profile", "upgrade", ".*nina.*" }) catch {291 output.updateSelfNixFailed();292 return;293 };294 if (ec != 0) output.updateSelfNixSystemManaged();295 return;296 }297298 const plat_info = blk: {299 const pv = root.object.get("platforms") orelse break :blk null;300 if (pv != .object) break :blk null;301 break :blk pv.object.get(version.PLATFORM);302 };303 if (plat_info == null) { output.updateSelfNoPlatform(version.PLATFORM); return; }304305 const dl_url = blk: {306 const v = plat_info.?.object.get("url") orelse { output.printWarning("malformed release metadata"); return; };307 break :blk switch (v) { .string => |s| s, else => { output.printWarning("malformed release metadata"); return; } };308 };309310 const raw_cksum = blk: {311 if (plat_info.?.object.get("blake3")) |v|312 break :blk switch (v) { .string => |s| s, else => { output.printWarning("malformed release metadata"); return; } };313 if (plat_info.?.object.get("checksum")) |v|314 break :blk switch (v) { .string => |s| s, else => { output.printWarning("malformed release metadata"); return; } };315 output.printWarning("missing checksum in release metadata");316 return;317 };318 const expected_hex = if (std.mem.startsWith(u8, raw_cksum, "blake3:")) raw_cksum["blake3:".len..] else raw_cksum;319320 if (ctx.cfg.confirm and !output.confirm("")) return;321322 output.updateSelfDownloading(remote_ver, version.PLATFORM);323 const tmp_path = exec.downloadToTemp(ctx.gpa, ctx.io, dl_url) catch {324 output.printWarning("download failed — check your connection and try again");325 return;326 };327 defer ctx.gpa.free(tmp_path);328329 output.updateSelfVerifying();330 exec.verifyAndInstall(ctx.gpa, ctx.io, tmp_path, expected_hex, install_path) catch |e| switch (e) {331 error.ChecksumMismatch => { output.updateSelfChecksumFailed(); return; },332 else => return e,333 };334335 output.updateSelfDone(version.VERSION, remote_ver);336}337338339pub fn goodbye(ctx: Ctx) !void {340 output.goodbyeStart();341342 var exe_buf: [std.Io.Dir.max_path_bytes]u8 = undefined;343 const install_path = exec.selfExePath(ctx.io, &exe_buf) catch {344 errors.error_info.setMessage("could not determine install path", .{});345 return error.Internal;346 };347348 if (std.mem.startsWith(u8, install_path, "/nix/store/")) {349 output.goodbyeNix();350 if (ctx.cfg.confirm and !output.confirm("")) return;351 const ec = exec.streamLocal(ctx.io, &.{ "nix", "profile", "remove", ".*nina.*" }) catch {352 output.goodbyeFailed("nix profile remove failed");353 return;354 };355 if (ec != 0) {356 output.goodbyeNixSystemManaged();357 return;358 }359 } else {360 output.goodbyeFile(install_path);361 if (ctx.cfg.confirm and !output.confirm("")) return;362 std.Io.Dir.deleteFileAbsolute(ctx.io, install_path) catch |e| {363 errors.error_info.setMessage("could not remove {s}", .{install_path});364 return e;365 };366 }367368 369 if (ctx.environ.get("HOME")) |home| {370 const nina_nix: ?[]u8 = std.fmt.allocPrint(ctx.gpa, "{s}/nina.nix", .{home}) catch null;371 if (nina_nix) |path| {372 defer ctx.gpa.free(path);373 const exists = blk: {374 const bytes = std.Io.Dir.readFileAlloc(.cwd(), ctx.io, path, ctx.gpa, .unlimited) catch break :blk false;375 ctx.gpa.free(bytes);376 break :blk true;377 };378 if (exists) {379 output.goodbyeNixFileFound(path);380 if (!ctx.cfg.confirm or output.confirm("")) {381 std.Io.Dir.deleteFileAbsolute(ctx.io, path) catch {382 output.printWarning("could not remove ~/nina.nix — remove it manually to clean up");383 };384 }385 }386 }387 }388389 output.goodbyeDone();390}391392fn channelUpdateCmd(ctx: Ctx) !void {393 output.updateStart(ctx.machine.name);394 _ = try exec.channelUpdate(ctx.io, &ctx.machine, ctx.gpa);395 output.updateDone();396}397398pub fn upgrade(ctx: Ctx) !void {399 output.upgradeStart(ctx.machine.name);400 output.printSubstep("updating channels", .{});401 _ = exec.channelUpdate(ctx.io, &ctx.machine, ctx.gpa) catch {};402 output.printSubstep("rebuilding", .{});403 const start = std.Io.Clock.awake.now(ctx.io);404 const code = try exec.nixosRebuildSwitch(ctx.io, &ctx.machine, ctx.gpa);405 if (code != 0) {406 output.applyFailed("");407 return error.BuildFailed;408 }409 const elapsed_ns = @max(0, start.untilNow(ctx.io, .awake).toNanoseconds());410 const elapsed: u64 = @intCast(@divFloor(elapsed_ns, 1_000_000));411 const gen = exec.getCurrentGeneration(ctx.gpa, ctx.io, &ctx.machine) catch 0;412 output.applyDone(gen, elapsed, false);413}414415pub fn log(ctx: Ctx) !void {416 output.logHeader(ctx.machine.name);417 const content = exec.readNinaLog(ctx.gpa, ctx.io, ctx.environ, ctx.last) catch {418 419 return;420 };421 defer ctx.gpa.free(content);422 var lines = std.mem.splitScalar(u8, content, '\n');423 while (lines.next()) |line| {424 const t = std.mem.trim(u8, line, " \t\r");425 if (t.len == 0) continue;426 if (t[0] == '{') {427 renderJsonLogLine(ctx.gpa, t);428 } else {429 430 var parts = std.mem.tokenizeScalar(u8, t, '\t');431 const date = parts.next() orelse continue;432 const time = parts.next() orelse "";433 const action = parts.next() orelse "";434 const detail = parts.next() orelse "";435 output.logRow(date, time, action, detail);436 }437 }438}439440441442fn renderJsonLogLine(gpa: std.mem.Allocator, line: []const u8) void {443 const parsed = std.json.parseFromSlice(std.json.Value, gpa, line, .{}) catch {444 output.logRow(line, "", "", ""); 445 return;446 };447 defer parsed.deinit();448 if (parsed.value != .object) return;449 const o = parsed.value.object;450451 const ts = jsonStr(o, "ts");452 const date = if (ts.len >= 10) ts[0..10] else ts;453 const time = if (ts.len >= 16) ts[11..16] else "";454 const action = jsonStr(o, "command");455 const outcome = jsonStr(o, "outcome");456457 var buf: [160]u8 = undefined;458 var detail: []const u8 = outcome;459 if (o.get("gen_after")) |g| {460 if (g == .integer) {461 detail = std.fmt.bufPrint(&buf, "{s} -> gen {d}", .{ outcome, g.integer }) catch outcome;462 }463 }464 output.logRow(date, time, action, detail);465}466467fn jsonStr(o: std.json.ObjectMap, key: []const u8) []const u8 {468 if (o.get(key)) |v| {469 if (v == .string) return v.string;470 }471 return "";472}473474pub fn edit(ctx: Ctx) !void {475 const hardware = ctx.args.len > 0 and std.mem.eql(u8, ctx.args[0], "hardware");476 const filename = if (hardware) "hardware-configuration.nix" else "configuration.nix";477 const path = try std.fmt.allocPrint(ctx.gpa, "{s}/{s}", .{ ctx.machine.config_path, filename });478 defer ctx.gpa.free(path);479 output.editOpen(path, ctx.cfg.editor);480 _ = try exec.openEditor(ctx.io, ctx.gpa, ctx.cfg.editor, path, null);481}482483pub fn fmt(ctx: Ctx) !void {484 const path = try std.fmt.allocPrint(ctx.gpa, "{s}/configuration.nix", .{ctx.machine.config_path});485 defer ctx.gpa.free(path);486 if (ctx.check) {487 const code = try exec.nixpkgsFmt(ctx.io, &ctx.machine, ctx.gpa, path, true);488 if (code != 0) output.fmtNeedsFormat() else output.fmtDone();489 return;490 }491 output.fmtStart(path);492 _ = try exec.nixpkgsFmt(ctx.io, &ctx.machine, ctx.gpa, path, false);493 output.fmtDone();494}495496pub fn repl(ctx: Ctx) !void {497 output.replStart();498 _ = try exec.nixRepl(ctx.io, &ctx.machine, ctx.gpa);499}500501pub fn develop(ctx: Ctx) !void {502 if (std.mem.eql(u8, ctx.sub, "show")) {503 _ = try exec.nixBuild(ctx.io, &ctx.machine, ctx.gpa, null);504 return;505 }506 const run_cmd: ?[]const u8 = if (ctx.args.len > 0 and std.mem.eql(u8, ctx.sub, "run"))507 ctx.args[0]508 else509 null;510 output.developStart(&.{});511 _ = try exec.nixDevelop(ctx.io, &ctx.machine, ctx.gpa, run_cmd);512 output.developDone();513}514515pub fn info(ctx: Ctx) !void {516 output.infoHeader(ctx.machine.name);517 const nixos_ver = exec.systemInfo(ctx.gpa, ctx.io, &ctx.machine) catch try ctx.gpa.dupe(u8, "unknown");518 defer ctx.gpa.free(nixos_ver);519 output.infoRow("nixos", std.mem.trim(u8, nixos_ver, " \t\n\r"));520521 const kernel = exec.kernelInfo(ctx.gpa, ctx.io, &ctx.machine) catch try ctx.gpa.dupe(u8, "unknown");522 defer ctx.gpa.free(kernel);523 output.infoRow("kernel", std.mem.trim(u8, kernel, " \t\n\r"));524525 const uptime = exec.uptimeInfo(ctx.gpa, ctx.io, &ctx.machine) catch try ctx.gpa.dupe(u8, "unknown");526 defer ctx.gpa.free(uptime);527 output.infoRow("uptime", std.mem.trim(u8, uptime, " \t\n\r"));528}529530pub fn boot(ctx: Ctx) !void {531 output.bootHeader(ctx.machine.name);532 const entries = exec.bootEntries(ctx.gpa, ctx.io, &ctx.machine) catch &.{};533 defer ctx.gpa.free(entries);534 for (entries, 0..) |entry, i| output.bootEntry(entry, i);535}536537pub fn searchCmd(ctx: Ctx) !void {538 const query = if (ctx.args.len > 0) ctx.args[0] else "";539 api.ensureRegistryPinned(ctx.gpa, ctx.io, ctx.environ);540 const selected = try search_tui.run(ctx.gpa, ctx.io, query, .packages);541 if (selected) |npkg| try selectAndInstall(ctx, npkg);542}543544pub fn optionCmd(ctx: Ctx) !void {545 const query = if (ctx.args.len > 0) ctx.args[0] else "";546 api.ensureRegistryPinned(ctx.gpa, ctx.io, ctx.environ);547 _ = try search_tui.run(ctx.gpa, ctx.io, query, .options);548}549550pub fn install(ctx: Ctx) !void {551 const pkg_name = if (ctx.args.len > 0) ctx.args[0] else return error.PackageNotFound;552553 api.ensureRegistryPinned(ctx.gpa, ctx.io, ctx.environ);554555 556 const pkgs = api.searchPackages(ctx.gpa, ctx.io, pkg_name) catch {557 errors.error_info.setMessage("'{s}' not found in nixpkgs", .{pkg_name});558 errors.error_info.setSuggestion("nina search {s}", .{pkg_name});559 return error.PackageNotFound;560 };561 defer ctx.gpa.free(pkgs);562563 if (pkgs.len == 0) {564 errors.error_info.setMessage("'{s}' not found in nixpkgs", .{pkg_name});565 errors.error_info.setSuggestion("nina search {s}", .{pkg_name});566 return error.PackageNotFound;567 }568569 570 571 var found = pkgs[0];572 for (pkgs) |p| {573 if (std.mem.eql(u8, p.pname, pkg_name)) {574 found = p;575 break;576 }577 }578 try selectAndInstall(ctx, found);579}580581582583584585fn selectAndInstall(ctx: Ctx, npkg: types.NixPackage) !void {586 output.installSelectPrompt(npkg.pname, npkg.version);587588 var choice_buf: [8]u8 = undefined;589 var choice_len: usize = 0;590 while (choice_len < choice_buf.len) {591 const n = std.posix.read(std.posix.STDIN_FILENO, choice_buf[choice_len .. choice_len + 1]) catch break;592 if (n == 0) break;593 if (choice_buf[choice_len] == '\n') break;594 choice_len += 1;595 }596 const choice = std.mem.trim(u8, choice_buf[0..choice_len], " \t");597598 if (choice.len == 0 or choice[0] == 'i' or choice[0] == 'I') {599 try profileInstallPkg(ctx, npkg);600 } else if (choice[0] == 's' or choice[0] == 'S') {601 try systemInstallPkg(ctx, npkg);602 } else if (choice[0] == 't' or choice[0] == 'T') {603 try tryPkg(ctx, npkg);604 }605}606607fn profileInstallPkg(ctx: Ctx, npkg: types.NixPackage) !void {608 output.installStart(npkg.pname, .profile);609 output.printSubstep("nix profile add nixpkgs#{s}", .{npkg.attr});610 output.printTeach(try std.fmt.allocPrint(ctx.gpa, "nix profile add nixpkgs#{s}", .{npkg.attr}));611 const code = try exec.profileInstall(ctx.io, &ctx.machine, ctx.gpa, npkg.attr);612 if (code != 0) return error.ProcessFailed;613 output.installDone(npkg.pname);614}615616fn systemInstallPkg(ctx: Ctx, npkg: types.NixPackage) !void {617 const config_path = try std.fmt.allocPrint(ctx.gpa, "{s}/configuration.nix", .{ctx.machine.config_path});618 defer ctx.gpa.free(config_path);619 const line = api.findSystemPackagesLine(ctx.io, config_path) orelse 1;620 output.installEditorPrompt(npkg.pname, config_path, line, ctx.cfg.editor);621 _ = try exec.openEditor(ctx.io, ctx.gpa, ctx.cfg.editor, config_path, line);622 if (ctx.cfg.confirm) {623 if (output.confirm("apply now? ")) {624 try apply(ctx);625 }626 }627}628629fn tryPkg(ctx: Ctx, npkg: types.NixPackage) !void {630 output.tryStart(npkg.pname);631 output.printSubstep("nix shell nixpkgs#{s}", .{npkg.attr});632 _ = try exec.nixShell(ctx.io, &ctx.machine, ctx.gpa, npkg.attr);633 output.tryDone();634}635636pub fn remove(ctx: Ctx) !void {637 const pkg_name = if (ctx.args.len > 0) ctx.args[0] else return error.PackageNotFound;638 output.removeStart(pkg_name);639 const code = try exec.profileRemove(ctx.io, &ctx.machine, ctx.gpa, pkg_name);640 if (code != 0) return error.ProcessFailed;641 output.done();642}643644pub fn list(ctx: Ctx) !void {645 output.listHeader(ctx.machine.name);646647 648 649 650 if (exec.profileListJson(ctx.gpa, ctx.io, &ctx.machine) catch null) |json| {651 defer ctx.gpa.free(json);652 output.listSection("profile");653 renderProfileJson(ctx.gpa, json);654 }655656 657 658 if (exec.systemPackagePaths(ctx.gpa, ctx.io, &ctx.machine) catch null) |paths| {659 defer ctx.gpa.free(paths);660 output.blankLine();661 output.listSection("system");662 var lines = std.mem.splitScalar(u8, paths, '\n');663 while (lines.next()) |line| {664 const t = std.mem.trim(u8, line, " \t\r");665 if (t.len == 0) continue;666 const row = pkgFromStorePath(t);667 668 if (row.version.len == 0) continue;669 output.listPkg(row.name, row.version);670 }671 }672}673674const PkgRow = struct { name: []const u8, version: []const u8 };675676677678679680fn pkgFromStorePath(path: []const u8) PkgRow {681 const base = std.fs.path.basename(path);682 const after_hash = if (base.len > 33 and base[32] == '-') base[33..] else base;683 var i: usize = 0;684 while (i + 1 < after_hash.len) : (i += 1) {685 if (after_hash[i] == '-' and std.ascii.isDigit(after_hash[i + 1])) {686 return .{ .name = after_hash[0..i], .version = stripOutputSuffix(after_hash[i + 1 ..]) };687 }688 }689 return .{ .name = after_hash, .version = "" };690}691692693694695fn stripOutputSuffix(ver: []const u8) []const u8 {696 const suffixes = [_][]const u8{ "-bin", "-man", "-dev", "-doc", "-lib", "-info", "-out", "-static", "-devdoc" };697 for (suffixes) |s| {698 if (std.mem.endsWith(u8, ver, s)) return ver[0 .. ver.len - s.len];699 }700 return ver;701}702703test "pkgFromStorePath splits name and version at first dash-digit" {704 const a = pkgFromStorePath("/nix/store/abcdefghijklmnopqrstuvwxyz012345-ripgrep-15.1.0");705 try std.testing.expectEqualStrings("ripgrep", a.name);706 try std.testing.expectEqualStrings("15.1.0", a.version);707708 const b = pkgFromStorePath("/nix/store/abcdefghijklmnopqrstuvwxyz012345-helix-25.01");709 try std.testing.expectEqualStrings("helix", b.name);710 try std.testing.expectEqualStrings("25.01", b.version);711712 713 const c = pkgFromStorePath("/nix/store/abcdefghijklmnopqrstuvwxyz012345-curl-8.20.0-bin");714 try std.testing.expectEqualStrings("curl", c.name);715 try std.testing.expectEqualStrings("8.20.0", c.version);716}717718fn firstStorePath(el: std.json.Value) ?[]const u8 {719 if (el != .object) return null;720 const sp = el.object.get("storePaths") orelse return null;721 if (sp != .array or sp.array.items.len == 0) return null;722 const first = sp.array.items[0];723 return if (first == .string) first.string else null;724}725726727728fn renderProfileJson(gpa: std.mem.Allocator, json: []const u8) void {729 const parsed = std.json.parseFromSlice(std.json.Value, gpa, json, .{}) catch return;730 defer parsed.deinit();731 if (parsed.value != .object) return;732 const elements = parsed.value.object.get("elements") orelse return;733 switch (elements) {734 .object => |obj| {735 var it = obj.iterator();736 while (it.next()) |entry| {737 const ver = if (firstStorePath(entry.value_ptr.*)) |p| pkgFromStorePath(p).version else "";738 output.listPkg(entry.key_ptr.*, ver);739 }740 },741 .array => |arr| {742 for (arr.items) |el| {743 const path = firstStorePath(el) orelse continue;744 const row = pkgFromStorePath(path);745 output.listPkg(row.name, row.version);746 }747 },748 else => {},749 }750}751752pub fn tryCmd(ctx: Ctx) !void {753 const pkg_name_arg = if (ctx.args.len > 0) ctx.args[0] else return error.PackageNotFound;754 const shell_pkg = types.NixPackage{ .attr = pkg_name_arg, .pname = pkg_name_arg, .version = "", .description = "" };755 try tryPkg(ctx, shell_pkg);756}757758759760pub fn service(ctx: Ctx) !void {761 if (std.mem.eql(u8, ctx.sub, "list") or ctx.sub.len == 0) {762 output.serviceListHeader(ctx.machine.name);763 const svcs = exec.serviceList(ctx.gpa, ctx.io, &ctx.machine) catch &.{};764 defer ctx.gpa.free(svcs);765 for (svcs) |s| output.serviceRow(s);766 return;767 }768 if (std.mem.eql(u8, ctx.sub, "logs")) {769 const name = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;770 const follow = ctx.args.len > 1 and std.mem.eql(u8, ctx.args[1], "-f");771 output.serviceLogsHeader(name, ctx.last, ctx.machine.name);772 _ = try exec.serviceLogs(ctx.io, &ctx.machine, ctx.gpa, name, ctx.last, follow);773 return;774 }775 if (std.mem.eql(u8, ctx.sub, "status")) {776 const name = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;777 output.serviceVerb("status", name, ctx.machine.name);778 _ = try exec.serviceCtl(ctx.io, &ctx.machine, ctx.gpa, "status", name);779 return;780 }781 782 const name = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;783 if (ctx.cfg.confirm and (std.mem.eql(u8, ctx.sub, "stop") or std.mem.eql(u8, ctx.sub, "disable"))) {784 if (!output.confirm("")) return;785 }786 output.serviceVerb(ctx.sub, name, ctx.machine.name);787 _ = try exec.serviceCtl(ctx.io, &ctx.machine, ctx.gpa, ctx.sub, name);788 output.serviceDone();789}790791792793pub fn flake(ctx: Ctx) !void {794 if (std.mem.eql(u8, ctx.sub, "update")) {795 output.flakeUpdateStart();796 const input: ?[]const u8 = if (ctx.args.len > 0) ctx.args[0] else null;797 _ = try exec.flakeUpdate(ctx.io, &ctx.machine, ctx.gpa, input);798 output.flakeLockWritten();799 return;800 }801 if (std.mem.eql(u8, ctx.sub, "check")) {802 output.flakeCheckStart();803 const code = try exec.flakeCheck(ctx.io, &ctx.machine, ctx.gpa);804 if (code == 0) output.flakeValid() else output.checkFailed("");805 return;806 }807 if (std.mem.eql(u8, ctx.sub, "show")) {808 const json_out = exec.flakeShow(ctx.gpa, ctx.io, &ctx.machine) catch null;809 if (json_out) |j| {810 defer ctx.gpa.free(j);811 output.flakeShowHeader("flake outputs");812 813 const parsed = std.json.parseFromSlice(std.json.Value, ctx.gpa, j, .{}) catch return;814 defer parsed.deinit();815 if (parsed.value == .object) {816 var it = parsed.value.object.iterator();817 while (it.next()) |entry| {818 if (entry.value_ptr.* == .object) {819 var inner = entry.value_ptr.object.iterator();820 while (inner.next()) |e2| {821 const desc = if (e2.value_ptr.* == .object)822 if (e2.value_ptr.object.get("description")) |d|823 if (d == .string) d.string else ""824 else ""825 else "";826 output.flakeShowEntry(entry.key_ptr.*, e2.key_ptr.*, desc);827 }828 }829 }830 }831 }832 return;833 }834 if (std.mem.eql(u8, ctx.sub, "init")) {835 _ = try exec.flakeInit(ctx.io, &ctx.machine, ctx.gpa);836 return;837 }838 if (std.mem.eql(u8, ctx.sub, "lock")) {839 _ = try exec.flakeLock(ctx.io, &ctx.machine, ctx.gpa);840 return;841 }842 if (std.mem.eql(u8, ctx.sub, "clone")) {843 const url = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;844 _ = try exec.flakeClone(ctx.io, &ctx.machine, ctx.gpa, url);845 return;846 }847}848849850851pub fn store(ctx: Ctx) !void {852 if (std.mem.eql(u8, ctx.sub, "gc")) {853 _ = try exec.storeGc(ctx.io, &ctx.machine, ctx.gpa);854 return;855 }856 if (std.mem.eql(u8, ctx.sub, "verify")) {857 output.storeVerifyStart();858 _ = try exec.storeVerify(ctx.io, &ctx.machine, ctx.gpa);859 return;860 }861 if (std.mem.eql(u8, ctx.sub, "repair")) {862 if (ctx.cfg.confirm and !output.confirm("")) return;863 output.storeRepairStart();864 _ = try exec.storeRepair(ctx.io, &ctx.machine, ctx.gpa);865 return;866 }867 if (std.mem.eql(u8, ctx.sub, "info")) {868 const si = try exec.storeInfo(ctx.gpa, ctx.io, &ctx.machine);869 output.storeInfo(si);870 return;871 }872 if (std.mem.eql(u8, ctx.sub, "path")) {873 const attr = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;874 const path = try exec.storePath(ctx.gpa, ctx.io, &ctx.machine, attr);875 defer ctx.gpa.free(path);876 output.storePath(path);877 return;878 }879 880 const si = try exec.storeInfo(ctx.gpa, ctx.io, &ctx.machine);881 output.storeInfo(si);882}883884885886pub fn channel(ctx: Ctx) !void {887 if (std.mem.eql(u8, ctx.sub, "list") or ctx.sub.len == 0) {888 output.channelListHeader(ctx.machine.name);889 const chans = try exec.channelList(ctx.gpa, ctx.io, &ctx.machine);890 defer ctx.gpa.free(chans);891 for (chans) |ch| output.channelRow(ch);892 return;893 }894 if (std.mem.eql(u8, ctx.sub, "add")) {895 const url = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;896 const name = if (ctx.args.len > 1) ctx.args[1] else "";897 _ = try exec.channelAdd(ctx.io, &ctx.machine, ctx.gpa, url, name);898 output.channelDone();899 return;900 }901 if (std.mem.eql(u8, ctx.sub, "remove")) {902 const name = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;903 _ = try exec.channelRemove(ctx.io, &ctx.machine, ctx.gpa, name);904 output.channelDone();905 return;906 }907 if (std.mem.eql(u8, ctx.sub, "update")) {908 return channelUpdateCmd(ctx);909 }910}911912913914pub fn profile(ctx: Ctx) !void {915 if (std.mem.eql(u8, ctx.sub, "list") or ctx.sub.len == 0) {916 output.profileListHeader();917 const out = exec.profileList(ctx.gpa, ctx.io, &ctx.machine) catch null;918 if (out) |o| {919 defer ctx.gpa.free(o);920 var lines = std.mem.splitScalar(u8, o, '\n');921 while (lines.next()) |line| {922 const t = std.mem.trim(u8, line, " \t\r");923 if (t.len == 0) continue;924 output.profileRow(t, "", "");925 }926 }927 return;928 }929 if (std.mem.eql(u8, ctx.sub, "install")) {930 const attr = if (ctx.args.len > 0) ctx.args[0] else return error.PackageNotFound;931 _ = try exec.profileInstall(ctx.io, &ctx.machine, ctx.gpa, attr);932 output.done();933 return;934 }935 if (std.mem.eql(u8, ctx.sub, "remove")) {936 const attr = if (ctx.args.len > 0) ctx.args[0] else return error.PackageNotFound;937 _ = try exec.profileRemove(ctx.io, &ctx.machine, ctx.gpa, attr);938 output.done();939 return;940 }941 if (std.mem.eql(u8, ctx.sub, "upgrade")) {942 _ = try exec.profileUpgrade(ctx.io, &ctx.machine, ctx.gpa);943 output.done();944 return;945 }946}947948949950pub fn pkg(ctx: Ctx) !void {951 const name = if (ctx.args.len > 0) ctx.args[0] else return error.PackageNotFound;952 if (std.mem.eql(u8, ctx.sub, "why")) {953 _ = try exec.pkgWhy(ctx.io, &ctx.machine, ctx.gpa, name);954 return;955 }956 if (std.mem.eql(u8, ctx.sub, "deps")) {957 _ = try exec.pkgDeps(ctx.io, &ctx.machine, ctx.gpa, name);958 return;959 }960 if (std.mem.eql(u8, ctx.sub, "size")) {961 const s = exec.pkgSize(ctx.gpa, ctx.io, &ctx.machine, name) catch null;962 if (s) |sz| {963 defer ctx.gpa.free(sz);964 output.pkgResult("size", sz);965 }966 return;967 }968 if (std.mem.eql(u8, ctx.sub, "path")) {969 const p = try exec.storePath(ctx.gpa, ctx.io, &ctx.machine, name);970 defer ctx.gpa.free(p);971 output.pkgResult("path", p);972 return;973 }974 if (std.mem.eql(u8, ctx.sub, "closure")) {975 _ = try exec.pkgClosure(ctx.io, &ctx.machine, ctx.gpa, name);976 return;977 }978}979980981982pub fn pin(ctx: Ctx) !void {983 const input = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;984 const commit = if (ctx.args.len > 1) ctx.args[1] else return error.Internal;985 exec.editFlakeLock(ctx.gpa, input, commit) catch return error.ProcessFailed;986 output.pinDone(input, commit);987}988989pub fn unpin(ctx: Ctx) !void {990 const input = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;991 _ = try exec.flakeUpdate(ctx.io, &ctx.machine, ctx.gpa, input);992 output.unpinDone(input);993}994995996997pub fn hash(ctx: Ctx) !void {998 const path = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;999 const h = try exec.nixHash(ctx.gpa, ctx.io, &ctx.machine, path);1000 defer ctx.gpa.free(h);1001 output.hashResult(std.mem.trim(u8, h, " \t\n\r"));1002}10031004pub fn fetch(ctx: Ctx) !void {1005 const url = if (ctx.args.len > 0) ctx.args[0] else return error.Internal;1006 const h = try exec.nixFetch(ctx.gpa, ctx.io, &ctx.machine, url);1007 defer ctx.gpa.free(h);1008 output.fetchResult(std.mem.trim(u8, h, " \t\n\r"), url);1009}1010101110121013pub fn build(ctx: Ctx) !void {1014 const attr: ?[]const u8 = if (ctx.args.len > 0) ctx.args[0] else null;1015 output.buildStart(attr orelse "default");1016 const code = try exec.nixBuild(ctx.io, &ctx.machine, ctx.gpa, attr);1017 if (code != 0) return error.BuildFailed;1018 output.buildDone();1019}10201021pub fn runCmd(ctx: Ctx) !void {1022 const pkg_arg = if (ctx.args.len > 0) ctx.args[0] else return error.PackageNotFound;1023 output.runStart(pkg_arg);1024 _ = try exec.nixRun(ctx.io, &ctx.machine, ctx.gpa, pkg_arg);1025}1026102710281029pub fn hello(ctx: Ctx) !void {1030 output.hello(ctx.cfg.machines);1031}10321033pub fn setup(gpa: std.mem.Allocator, io: std.Io, environ: *const std.process.Environ.Map) !void {1034 output.setupCheck();1035 const status = exec.checkNixFeatures(gpa, io, environ);1036 output.setupFeatures(status.nix_command, status.flakes);10371038 if (status.allEnabled()) {1039 output.setupAllSet();1040 api.ensureRegistryPinned(gpa, io, environ);1041 return;1042 }10431044 output.setupEnabling();1045 const path = try exec.enableNixFeatures(gpa, io, environ);1046 defer gpa.free(path);10471048 output.setupDone(path, exec.isNixOS(io));1049 api.ensureRegistryPinned(gpa, io, environ);1050}1051105210531054fn logAction(ctx: Ctx, action: []const u8, gen: u32) void {1055 var ts_buf: [32]u8 = undefined;1056 const ts = nowIso(ctx.io, &ts_buf);1057 var buf: [256]u8 = undefined;1058 const entry = std.fmt.bufPrint(&buf, "{{\"ts\":\"{s}\",\"machine\":\"{s}\",\"command\":\"{s}\",\"outcome\":\"success\",\"gen_before\":null,\"gen_after\":{d},\"duration_ms\":0}}\n", .{1059 ts, ctx.machine.name, action, gen,1060 }) catch return;1061 exec.appendNinaLog(ctx.io, ctx.environ, entry);1062}1063106410651066fn nowIso(io: std.Io, buf: []u8) []const u8 {1067 const fallback = "1970-01-01T00:00:00Z";1068 const ns = std.Io.Clock.real.now(io).toNanoseconds();1069 if (ns <= 0) return fallback;1070 const secs: u64 = @intCast(@divFloor(ns, 1_000_000_000));1071 const es = std.time.epoch.EpochSeconds{ .secs = secs };1072 const ed = es.getEpochDay();1073 const yd = ed.calculateYearDay();1074 const md = yd.calculateMonthDay();1075 const ds = es.getDaySeconds();1076 return std.fmt.bufPrint(buf, "{d:0>4}-{d:0>2}-{d:0>2}T{d:0>2}:{d:0>2}:{d:0>2}Z", .{1077 yd.year, md.month.numeric(), @as(u32, md.day_index) + 1,1078 ds.getHoursIntoDay(), ds.getMinutesIntoHour(), ds.getSecondsIntoMinute(),1079 }) catch return fallback;1080}