julien.rbrt.fr
forked from
tangled.org/core
Monorepo for Tangled — https://tangled.org
1{
2 description = "atproto github";
3
4 inputs = {
5 nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
6 indigo = {
7 url = "github:oppiliappan/indigo";
8 flake = false;
9 };
10 htmx-src = {
11 url = "https://unpkg.com/htmx.org@2.0.4/dist/htmx.min.js";
12 flake = false;
13 };
14 lucide-src = {
15 url = "https://github.com/lucide-icons/lucide/releases/download/0.483.0/lucide-icons-0.483.0.zip";
16 flake = false;
17 };
18 inter-fonts-src = {
19 url = "https://github.com/rsms/inter/releases/download/v4.1/Inter-4.1.zip";
20 flake = false;
21 };
22 ibm-plex-mono-src = {
23 url = "https://github.com/IBM/plex/releases/download/%40ibm%2Fplex-mono%401.1.0/ibm-plex-mono.zip";
24 flake = false;
25 };
26 gitignore = {
27 url = "github:hercules-ci/gitignore.nix";
28 inputs.nixpkgs.follows = "nixpkgs";
29 };
30 };
31
32 outputs =
33 { self
34 , nixpkgs
35 , indigo
36 , htmx-src
37 , lucide-src
38 , gitignore
39 , inter-fonts-src
40 , ibm-plex-mono-src
41 ,
42 }:
43 let
44 supportedSystems = [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ];
45 forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
46 nixpkgsFor = forAllSystems (system:
47 import nixpkgs {
48 inherit system;
49 overlays = [ self.overlays.default ];
50 });
51 inherit (gitignore.lib) gitignoreSource;
52 in
53 {
54 overlays.default = final: prev:
55 let
56 goModHash = "sha256-EilWxfqrcKDaSR5zA3ZuDSCq7V+/IfWpKPu8HWhpndA=";
57 buildCmdPackage = name:
58 final.buildGoModule {
59 pname = name;
60 version = "0.1.0";
61 src = gitignoreSource ./.;
62 subPackages = [ "cmd/${name}" ];
63 vendorHash = goModHash;
64 CGO_ENABLED = 0;
65 };
66 in
67 {
68 indigo-lexgen = final.buildGoModule {
69 pname = "indigo-lexgen";
70 version = "0.1.0";
71 src = indigo;
72 subPackages = [ "cmd/lexgen" ];
73 vendorHash = "sha256-pGc29fgJFq8LP7n/pY1cv6ExZl88PAeFqIbFEhB3xXs=";
74 doCheck = false;
75 };
76
77 appview = with final;
78 final.pkgsStatic.buildGoModule {
79 pname = "appview";
80 version = "0.1.0";
81 src = gitignoreSource ./.;
82 postUnpack = ''
83 pushd source
84 mkdir -p appview/pages/static/{fonts,icons}
85 cp -f ${htmx-src} appview/pages/static/htmx.min.js
86 cp -rf ${lucide-src}/*.svg appview/pages/static/icons/
87 cp -f ${inter-fonts-src}/web/InterVariable*.woff2 appview/pages/static/fonts/
88 cp -f ${inter-fonts-src}/web/InterDisplay*.woff2 appview/pages/static/fonts/
89 cp -f ${ibm-plex-mono-src}/fonts/complete/woff2/IBMPlexMono-Regular.woff2 appview/pages/static/fonts/
90 ${pkgs.tailwindcss}/bin/tailwindcss -i input.css -o appview/pages/static/tw.css
91 popd
92 '';
93 doCheck = false;
94 subPackages = [ "cmd/appview" ];
95 vendorHash = goModHash;
96 CGO_ENABLED = 1;
97 stdenv = pkgsStatic.stdenv;
98 };
99
100 knotserver = with final;
101 final.pkgsStatic.buildGoModule {
102 pname = "knotserver";
103 version = "0.1.0";
104 src = gitignoreSource ./.;
105 nativeBuildInputs = [ final.makeWrapper ];
106 subPackages = [ "cmd/knotserver" ];
107 vendorHash = goModHash;
108 installPhase = ''
109 runHook preInstall
110
111 mkdir -p $out/bin
112 cp $GOPATH/bin/knotserver $out/bin/knotserver
113
114 wrapProgram $out/bin/knotserver \
115 --prefix PATH : ${pkgs.git}/bin
116
117 runHook postInstall
118 '';
119 CGO_ENABLED = 1;
120 };
121 knotserver-unwrapped = final.pkgsStatic.buildGoModule {
122 pname = "knotserver";
123 version = "0.1.0";
124 src = gitignoreSource ./.;
125 subPackages = [ "cmd/knotserver" ];
126 vendorHash = goModHash;
127 CGO_ENABLED = 1;
128 };
129 repoguard = buildCmdPackage "repoguard";
130 keyfetch = buildCmdPackage "keyfetch";
131 };
132 packages = forAllSystems (system: {
133 inherit
134 (nixpkgsFor."${system}")
135 indigo-lexgen
136 appview
137 knotserver
138 knotserver-unwrapped
139 repoguard
140 keyfetch
141 ;
142 });
143 defaultPackage = forAllSystems (system: nixpkgsFor.${system}.appview);
144 formatter = forAllSystems (system: nixpkgsFor."${system}".alejandra);
145 devShells = forAllSystems (system:
146 let
147 pkgs = nixpkgsFor.${system};
148 staticShell = pkgs.mkShell.override {
149 stdenv = pkgs.pkgsStatic.stdenv;
150 };
151 in
152 {
153 default = staticShell {
154 nativeBuildInputs = [
155 pkgs.go
156 pkgs.air
157 pkgs.gopls
158 pkgs.httpie
159 pkgs.indigo-lexgen
160 pkgs.litecli
161 pkgs.websocat
162 pkgs.tailwindcss
163 pkgs.nixos-shell
164 ];
165 shellHook = ''
166 mkdir -p appview/pages/static/{fonts,icons}
167 cp -f ${htmx-src} appview/pages/static/htmx.min.js
168 cp -rf ${lucide-src}/*.svg appview/pages/static/icons/
169 cp -f ${inter-fonts-src}/web/InterVariable*.woff2 appview/pages/static/fonts/
170 cp -f ${inter-fonts-src}/web/InterDisplay*.woff2 appview/pages/static/fonts/
171 cp -f ${ibm-plex-mono-src}/fonts/complete/woff2/IBMPlexMono-Regular.woff2 appview/pages/static/fonts/
172 '';
173 };
174 });
175 apps = forAllSystems (system:
176 let
177 pkgs = nixpkgsFor."${system}";
178 air-watcher = name:
179 pkgs.writeShellScriptBin "run"
180 ''
181 TANGLED_DEV=true ${pkgs.air}/bin/air -c /dev/null \
182 -build.cmd "${pkgs.tailwindcss}/bin/tailwindcss -i input.css -o ./appview/pages/static/tw.css && ${pkgs.go}/bin/go build -o ./out/${name}.out ./cmd/${name}/main.go" \
183 -build.bin "./out/${name}.out" \
184 -build.include_ext "go"
185 '';
186 tailwind-watcher =
187 pkgs.writeShellScriptBin "run"
188 ''
189 ${pkgs.tailwindcss}/bin/tailwindcss -w -i input.css -o ./appview/pages/static/tw.css
190 '';
191 in
192 {
193 watch-appview = {
194 type = "app";
195 program = ''${air-watcher "appview"}/bin/run'';
196 };
197 watch-knotserver = {
198 type = "app";
199 program = ''${air-watcher "knotserver"}/bin/run'';
200 };
201 watch-tailwind = {
202 type = "app";
203 program = ''${tailwind-watcher}/bin/run'';
204 };
205 });
206
207 nixosModules.appview =
208 { config
209 , pkgs
210 , lib
211 , ...
212 }:
213 with lib; {
214 options = {
215 services.tangled-appview = {
216 enable = mkOption {
217 type = types.bool;
218 default = false;
219 description = "Enable tangled appview";
220 };
221 port = mkOption {
222 type = types.int;
223 default = 3000;
224 description = "Port to run the appview on";
225 };
226 cookie_secret = mkOption {
227 type = types.str;
228 default = "00000000000000000000000000000000";
229 description = "Cookie secret";
230 };
231 };
232 };
233
234 config = mkIf config.services.tangled-appview.enable {
235 systemd.services.tangled-appview = {
236 description = "tangled appview service";
237 wantedBy = [ "multi-user.target" ];
238
239 serviceConfig = {
240 ListenStream = "0.0.0.0:${toString config.services.tangled-appview.port}";
241 ExecStart = "${self.packages.${pkgs.system}.appview}/bin/appview";
242 Restart = "always";
243 };
244
245 environment = {
246 TANGLED_DB_PATH = "appview.db";
247 TANGLED_COOKIE_SECRET = config.services.tangled-appview.cookie_secret;
248 };
249 };
250 };
251 };
252
253 nixosModules.knotserver =
254 { config
255 , pkgs
256 , lib
257 , ...
258 }:
259 let
260 cfg = config.services.tangled-knotserver;
261 in
262 with lib; {
263 options = {
264 services.tangled-knotserver = {
265 enable = mkOption {
266 type = types.bool;
267 default = false;
268 description = "Enable a tangled knotserver";
269 };
270
271 appviewEndpoint = mkOption {
272 type = types.str;
273 default = "https://tangled.sh";
274 description = "Appview endpoint";
275 };
276
277 gitUser = mkOption {
278 type = types.str;
279 default = "git";
280 description = "User that hosts git repos and performs git operations";
281 };
282
283 openFirewall = mkOption {
284 type = types.bool;
285 default = true;
286 description = "Open port 22 in the firewall for ssh";
287 };
288
289 stateDir = mkOption {
290 type = types.path;
291 default = "/home/${cfg.gitUser}";
292 description = "Tangled knot data directory";
293 };
294
295 repo = {
296 scanPath = mkOption {
297 type = types.path;
298 default = cfg.stateDir;
299 description = "Path where repositories are scanned from";
300 };
301
302 mainBranch = mkOption {
303 type = types.str;
304 default = "main";
305 description = "Default branch name for repositories";
306 };
307 };
308
309 server = {
310 listenAddr = mkOption {
311 type = types.str;
312 default = "0.0.0.0:5555";
313 description = "Address to listen on";
314 };
315
316 internalListenAddr = mkOption {
317 type = types.str;
318 default = "127.0.0.1:5444";
319 description = "Internal address for inter-service communication";
320 };
321
322 secretFile = mkOption {
323 type = lib.types.path;
324 example = "KNOT_SERVER_SECRET=<hash>";
325 description = "File containing secret key provided by appview (required)";
326 };
327
328 dbPath = mkOption {
329 type = types.path;
330 default = "${cfg.stateDir}/knotserver.db";
331 description = "Path to the database file";
332 };
333
334 hostname = mkOption {
335 type = types.str;
336 example = "knot.tangled.sh";
337 description = "Hostname for the server (required)";
338 };
339
340 dev = mkOption {
341 type = types.bool;
342 default = false;
343 description = "Enable development mode (disables signature verification)";
344 };
345 };
346 };
347 };
348
349 config = mkIf cfg.enable {
350 environment.systemPackages = with pkgs; [ git ];
351
352 system.activationScripts.gitConfig = ''
353 mkdir -p "${cfg.repo.scanPath}"
354 chown -R ${cfg.gitUser}:${cfg.gitUser} \
355 "${cfg.repo.scanPath}"
356
357 mkdir -p "${cfg.stateDir}/.config/git"
358 cat > "${cfg.stateDir}/.config/git/config" << EOF
359 [user]
360 name = Git User
361 email = git@example.com
362 EOF
363 chown -R ${cfg.gitUser}:${cfg.gitUser} \
364 "${cfg.stateDir}"
365 '';
366
367 users.users.${cfg.gitUser} = {
368 isSystemUser = true;
369 useDefaultShell = true;
370 home = cfg.stateDir;
371 createHome = true;
372 group = cfg.gitUser;
373 };
374
375 users.groups.${cfg.gitUser} = { };
376
377 services.openssh = {
378 enable = true;
379 extraConfig = ''
380 Match User ${cfg.gitUser}
381 AuthorizedKeysCommand /etc/ssh/keyfetch_wrapper
382 AuthorizedKeysCommandUser nobody
383 '';
384 };
385
386 environment.etc."ssh/keyfetch_wrapper" = {
387 mode = "0555";
388 text = ''
389 #!${pkgs.stdenv.shell}
390 ${self.packages.${pkgs.system}.keyfetch}/bin/keyfetch \
391 -repoguard-path ${self.packages.${pkgs.system}.repoguard}/bin/repoguard \
392 -internal-api "http://${cfg.server.internalListenAddr}" \
393 -git-dir "${cfg.repo.scanPath}" \
394 -log-path /tmp/repoguard.log
395 '';
396 };
397
398 systemd.services.knotserver = {
399 description = "knotserver service";
400 after = [ "network.target" "sshd.service" ];
401 wantedBy = [ "multi-user.target" ];
402 serviceConfig = {
403 User = cfg.gitUser;
404 WorkingDirectory = cfg.stateDir;
405 Environment = [
406 "KNOT_REPO_SCAN_PATH=${cfg.repo.scanPath}"
407 "KNOT_REPO_MAIN_BRANCH=${cfg.repo.mainBranch}"
408 "APPVIEW_ENDPOINT=${cfg.appviewEndpoint}"
409 "KNOT_SERVER_INTERNAL_LISTEN_ADDR=${cfg.server.internalListenAddr}"
410 "KNOT_SERVER_LISTEN_ADDR=${cfg.server.listenAddr}"
411 "KNOT_SERVER_DB_PATH=${cfg.server.dbPath}"
412 "KNOT_SERVER_HOSTNAME=${cfg.server.hostname}"
413 ];
414 EnvironmentFile = cfg.server.secretFile;
415 ExecStart = "${self.packages.${pkgs.system}.knotserver}/bin/knotserver";
416 Restart = "always";
417 };
418 };
419
420 networking.firewall.allowedTCPPorts = mkIf cfg.openFirewall [ 22 ];
421 };
422 };
423
424 nixosConfigurations.knotVM = nixpkgs.lib.nixosSystem {
425 system = "x86_64-linux";
426 modules = [
427 self.nixosModules.knotserver
428 ({ config
429 , pkgs
430 , ...
431 }: {
432 virtualisation.memorySize = 2048;
433 virtualisation.diskSize = 10 * 1024;
434 virtualisation.cores = 2;
435 services.getty.autologinUser = "root";
436 environment.systemPackages = with pkgs; [ curl vim git ];
437 systemd.tmpfiles.rules =
438 let
439 u = config.services.tangled-knotserver.gitUser;
440 g = config.services.tangled-knotserver.gitUser;
441 in
442 [
443 "d /var/lib/knotserver 0770 ${u} ${g} - -" # Create the directory first
444 "f+ /var/lib/knotserver/secret 0660 ${u} ${g} - KNOT_SERVER_SECRET=679f15000084699abc6a20d3ef449efa3656583f38e456a08f0638250688ff2e"
445 ];
446 services.tangled-knotserver = {
447 enable = true;
448 server = {
449 secretFile = "/var/lib/knotserver/secret";
450 hostname = "localhost:6000";
451 listenAddr = "0.0.0.0:6000";
452 };
453 };
454 })
455 ];
456 };
457 };
458}