Monorepo for Tangled forked from tangled.org/core
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Nix
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143{ nixpkgs, system, hostSystem, self,}: let envVar = name: let var = builtins.getEnv name; in if var == "" then throw "\$${name} must be defined, see docs/hacking.md for more details" else var; envVarOr = name: default: let var = builtins.getEnv name; in if var != "" then var else default;
plcUrl = envVarOr "TANGLED_VM_PLC_URL" "https://plc.directory"; jetstream = envVarOr "TANGLED_VM_JETSTREAM_ENDPOINT" "wss://jetstream1.us-west.bsky.network/subscribe";in nixpkgs.lib.nixosSystem { inherit system; modules = [ self.nixosModules.knot self.nixosModules.spindle ({ lib, config, pkgs, ... }: { virtualisation.vmVariant.virtualisation = { host.pkgs = import nixpkgs {system = hostSystem;};
graphics = false; memorySize = 2048; diskSize = 10 * 1024; cores = 2; forwardPorts = [ # ssh { from = "host"; host.port = 2222; guest.port = 22; } # knot { from = "host"; host.port = 6444; guest.port = 6444; } # spindle { from = "host"; host.port = 6555; guest.port = 6555; } ]; sharedDirectories = { # We can't use the 9p mounts directly for most of these # as SQLite is incompatible with them. So instead we # mount the shared directories to a different location # and copy the contents around on service start/stop. knotData = { source = "$TANGLED_VM_DATA_DIR/knot"; target = "/mnt/knot-data"; }; spindleData = { source = "$TANGLED_VM_DATA_DIR/spindle"; target = "/mnt/spindle-data"; }; spindleLogs = { source = "$TANGLED_VM_DATA_DIR/spindle-logs"; target = "/var/log/spindle"; }; }; }; # This is fine because any and all ports that are forwarded to host are explicitly marked above, we don't need a separate guest firewall networking.firewall.enable = false; time.timeZone = "Europe/London"; services.getty.autologinUser = "root"; environment.systemPackages = with pkgs; [curl vim git sqlite litecli]; services.tangled.knot = { enable = true; motd = "Welcome to the development knot!\n"; server = { owner = envVar "TANGLED_VM_KNOT_OWNER"; hostname = envVarOr "TANGLED_VM_KNOT_HOST" "localhost:6444"; plcUrl = plcUrl; jetstreamEndpoint = jetstream; listenAddr = "0.0.0.0:6444"; }; environmentFile = "${config.services.tangled.knot.stateDir}/.env"; }; services.tangled.spindle = { enable = true; server = { owner = envVar "TANGLED_VM_SPINDLE_OWNER"; hostname = envVarOr "TANGLED_VM_SPINDLE_HOST" "localhost:6555"; plcUrl = plcUrl; jetstreamEndpoint = jetstream; listenAddr = "0.0.0.0:6555"; dev = true; queueSize = 100; maxJobCount = 2; secrets = { provider = "sqlite"; }; }; }; users = { # So we don't have to deal with permission clashing between # blank disk VMs and existing state users.${config.services.tangled.knot.gitUser}.uid = 666; groups.${config.services.tangled.knot.gitUser}.gid = 666;
# TODO: separate spindle user }; systemd.services = let mkDataSyncScripts = source: target: { enableStrictShellChecks = true;
preStart = lib.mkBefore '' mkdir -p ${target} ${lib.getExe pkgs.rsync} -a ${source}/ ${target} '';
postStop = lib.mkAfter '' ${lib.getExe pkgs.rsync} -a ${target}/ ${source} '';
serviceConfig.PermissionsStartOnly = true; }; in { knot = mkDataSyncScripts "/mnt/knot-data" config.services.tangled.knot.stateDir; spindle = mkDataSyncScripts "/mnt/spindle-data" (builtins.dirOf config.services.tangled.spindle.server.dbPath); }; }) ]; }