Unverified Commit f7e045e1 authored by Anderson Torres's avatar Anderson Torres Committed by GitHub
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Merge pull request #209192 from lucasew/cockpit

cockpit: init at 284
parents c960567b 1ef7b45f
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@@ -698,6 +698,7 @@
  ./services/monitoring/arbtt.nix
  ./services/monitoring/bosun.nix
  ./services/monitoring/cadvisor.nix
  ./services/monitoring/cockpit.nix
  ./services/monitoring/collectd.nix
  ./services/monitoring/das_watchdog.nix
  ./services/monitoring/datadog-agent.nix
+231 −0
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{ pkgs, config, lib, ... }:

let
  cfg = config.services.cockpit;
  inherit (lib) types mkEnableOption mkOption mkIf mdDoc literalMD mkPackageOptionMD;
  settingsFormat = pkgs.formats.ini {};
in {
  options = {
    services.cockpit = {
      enable = mkEnableOption (mdDoc "Cockpit");

      package = mkPackageOptionMD pkgs "Cockpit" {
        default = [ "cockpit" ];
      };

      settings = lib.mkOption {
        type = settingsFormat.type;

        default = {};

        description = mdDoc ''
          Settings for cockpit that will be saved in /etc/cockpit/cockpit.conf.

          See the [documentation](https://cockpit-project.org/guide/latest/cockpit.conf.5.html), that is also available with `man cockpit.conf.5` for details.
        '';
      };

      port = mkOption {
        description = mdDoc "Port where cockpit will listen.";
        type = types.port;
        default = 9090;
      };

      openFirewall = mkOption {
        description = mdDoc "Open port for cockpit.";
        type = types.bool;
        default = false;
      };
    };
  };
  config = mkIf cfg.enable {

    # expose cockpit-bridge system-wide
    environment.systemPackages = [ cfg.package ];

    # allow cockpit to find its plugins
    environment.pathsToLink = [ "/share/cockpit" ];

    # generate cockpit settings
    environment.etc."cockpit/cockpit.conf".source = settingsFormat.generate "cockpit.conf" cfg.settings;

    security.pam.services.cockpit = {};

    networking.firewall.allowedTCPPorts = mkIf cfg.openFirewall [ cfg.port ];

    # units are in reverse sort order if you ls $out/lib/systemd/system
    # all these units are basically verbatim translated from upstream

    # Translation from $out/lib/systemd/system/systemd-cockpithttps.slice
    systemd.slices.system-cockpithttps = {
      description = "Resource limits for all cockpit-ws-https@.service instances";
      sliceConfig = {
        TasksMax = 200;
        MemoryHigh = "75%";
        MemoryMax = "90%";
      };
    };

    # Translation from $out/lib/systemd/system/cockpit-wsinstance-https@.socket
    systemd.sockets."cockpit-wsinstance-https@" = {
      unitConfig = {
        Description = "Socket for Cockpit Web Service https instance %I";
        BindsTo = [ "cockpit.service" "cockpit-wsinstance-https@%i.service" ];
        # clean up the socket after the service exits, to prevent fd leak
        # this also effectively prevents a DoS by starting arbitrarily many sockets, as
        # the services are resource-limited by system-cockpithttps.slice
        Documentation = "man:cockpit-ws(8)";
      };
      socketConfig = {
        ListenStream = "/run/cockpit/wsinstance/https@%i.sock";
        SocketUser = "root";
        SocketMode = "0600";
      };
    };

    # Translation from $out/lib/systemd/system/cockpit-wsinstance-https@.service
    systemd.services."cockpit-wsinstance-https@" = {
      description = "Cockpit Web Service https instance %I";
      bindsTo = [ "cockpit.service"];
      path = [ cfg.package ];
      documentation = [ "man:cockpit-ws(8)" ];
      serviceConfig = {
        Slice = "system-cockpithttps.slice";
        ExecStart = "${cfg.package}/libexec/cockpit-ws --for-tls-proxy --port=0";
        User = "root";
        Group = "";
      };
    };

    # Translation from $out/lib/systemd/system/cockpit-wsinstance-http.socket
    systemd.sockets.cockpit-wsinstance-http = {
      unitConfig = {
        Description = "Socket for Cockpit Web Service http instance";
        BindsTo = "cockpit.service";
        Documentation = "man:cockpit-ws(8)";
      };
      socketConfig = {
        ListenStream = "/run/cockpit/wsinstance/http.sock";
        SocketUser = "root";
        SocketMode = "0600";
      };
    };

    # Translation from $out/lib/systemd/system/cockpit-wsinstance-https-factory.socket
    systemd.sockets.cockpit-wsinstance-https-factory = {
      unitConfig = {
        Description = "Socket for Cockpit Web Service https instance factory";
        BindsTo = "cockpit.service";
        Documentation = "man:cockpit-ws(8)";
      };
      socketConfig = {
        ListenStream = "/run/cockpit/wsinstance/https-factory.sock";
        Accept = true;
        SocketUser = "root";
        SocketMode = "0600";
      };
    };

    # Translation from $out/lib/systemd/system/cockpit-wsinstance-https-factory@.service
    systemd.services."cockpit-wsinstance-https-factory@" = {
      description = "Cockpit Web Service https instance factory";
      documentation = [ "man:cockpit-ws(8)" ];
      path = [ cfg.package ];
      serviceConfig = {
        ExecStart = "${cfg.package}/libexec/cockpit-wsinstance-factory";
        User = "root";
      };
    };

    # Translation from $out/lib/systemd/system/cockpit-wsinstance-http.service
    systemd.services."cockpit-wsinstance-http" = {
      description = "Cockpit Web Service http instance";
      bindsTo = [ "cockpit.service" ];
      path = [ cfg.package ];
      documentation = [ "man:cockpit-ws(8)" ];
      serviceConfig = {
        ExecStart = "${cfg.package}/libexec/cockpit-ws --no-tls --port=0";
        User = "root";
        Group = "";
      };
    };

    # Translation from $out/lib/systemd/system/cockpit.socket
    systemd.sockets."cockpit" = {
      unitConfig = {
        Description = "Cockpit Web Service Socket";
        Documentation = "man:cockpit-ws(8)";
        Wants = "cockpit-motd.service";
      };
      socketConfig = {
        ListenStream = cfg.port;
        ExecStartPost = [
          "-${cfg.package}/share/cockpit/motd/update-motd \"\" localhost"
          "-${pkgs.coreutils}/bin/ln -snf active.motd /run/cockpit/motd"
        ];
        ExecStopPost = "-${pkgs.coreutils}/bin/ln -snf inactive.motd /run/cockpit/motd";
      };
      wantedBy = [ "sockets.target" ];
    };

    # Translation from $out/lib/systemd/system/cockpit.service
    systemd.services."cockpit" = {
      description = "Cockpit Web Service";
      documentation = [ "man:cockpit-ws(8)" ];
      restartIfChanged = true;
      path = with pkgs; [ coreutils cfg.package ];
      requires = [ "cockpit.socket" "cockpit-wsinstance-http.socket" "cockpit-wsinstance-https-factory.socket" ];
      after = [ "cockpit-wsinstance-http.socket" "cockpit-wsinstance-https-factory.socket" ];
      environment = {
        G_MESSAGES_DEBUG = "cockpit-ws,cockpit-bridge";
      };
      serviceConfig = {
        RuntimeDirectory="cockpit/tls";
        ExecStartPre = [
          # cockpit-tls runs in a more constrained environment, these + means that these commands
          # will run with full privilege instead of inside that constrained environment
          # See https://www.freedesktop.org/software/systemd/man/systemd.service.html#ExecStart= for details
          "+${cfg.package}/libexec/cockpit-certificate-ensure --for-cockpit-tls"
        ];
        ExecStart = "${cfg.package}/libexec/cockpit-tls";
        User = "root";
        Group = "";
        NoNewPrivileges = true;
        ProtectSystem = "strict";
        ProtectHome = true;
        PrivateTmp = true;
        PrivateDevices = true;
        ProtectKernelTunables = true;
        RestrictAddressFamilies = [ "AF_UNIX" "AF_INET" "AF_INET6" ];
        MemoryDenyWriteExecute = true;
      };
    };

    # Translation from $out/lib/systemd/system/cockpit-motd.service
    # This part basically implements a motd state machine:
    # - If cockpit.socket is enabled then /run/cockpit/motd points to /run/cockpit/active.motd
    # - If cockpit.socket is disabled then /run/cockpit/motd points to /run/cockpit/inactive.motd
    # - As cockpit.socket is disabled by default, /run/cockpit/motd points to /run/cockpit/inactive.motd
    # /run/cockpit/active.motd is generated dynamically by cockpit-motd.service
    systemd.services."cockpit-motd" = {
      path = with pkgs; [ nettools ];
      serviceConfig = {
        Type = "oneshot";
        ExecStart = "${cfg.package}/share/cockpit/motd/update-motd";
      };
      description = "Cockpit motd updater service";
      documentation = [ "man:cockpit-ws(8)" ];
      wants = [ "network.target" ];
      after = [ "network.target" "cockpit.socket" ];
    };

    systemd.tmpfiles.rules = [ # From $out/lib/tmpfiles.d/cockpit-tmpfiles.conf
      "C /run/cockpit/inactive.motd 0640 root root - ${cfg.package}/share/cockpit/motd/inactive.motd"
      "f /run/cockpit/active.motd   0640 root root -"
      "L+ /run/cockpit/motd - - - - inactive.motd"
      "d /etc/cockpit/ws-certs.d 0600 root root 0"
    ];
  };

  meta.maintainers = pkgs.cockpit.meta.maintainers;
}
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@@ -134,6 +134,7 @@ in {
  cloud-init-hostname = handleTest ./cloud-init-hostname.nix {};
  cloudlog = handleTest ./cloudlog.nix {};
  cntr = handleTestOn ["aarch64-linux" "x86_64-linux"] ./cntr.nix {};
  cockpit = handleTest ./cockpit.nix {};
  cockroachdb = handleTestOn ["x86_64-linux"] ./cockroachdb.nix {};
  collectd = handleTest ./collectd.nix {};
  connman = handleTest ./connman.nix {};
+135 −0
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import ./make-test-python.nix (
  { pkgs, lib, ... }:

  let
    user = "alice"; # from ./common/user-account.nix
    password = "foobar"; # from ./common/user-account.nix
  in {
    name = "cockpit";
    meta = {
      maintainers = with lib.maintainers; [ lucasew ];
    };
    nodes = {
      server = { config, ... }: {
        imports = [ ./common/user-account.nix ];
        security.polkit.enable = true;
        users.users.${user} = {
          extraGroups = [ "wheel" ];
        };
        services.cockpit = {
          enable = true;
          openFirewall = true;
          settings = {
            WebService = {
              Origins = "https://server:9090";
            };
          };
        };
      };
      client = { config, ... }: {
        imports = [ ./common/user-account.nix ];
        environment.systemPackages = let
          seleniumScript = pkgs.writers.writePython3Bin "selenium-script" {
            libraries = with pkgs.python3Packages; [ selenium ];
            } ''
            from selenium import webdriver
            from selenium.webdriver.common.by import By
            from selenium.webdriver.firefox.options import Options
            from selenium.webdriver.support.ui import WebDriverWait
            from selenium.webdriver.support import expected_conditions as EC
            from time import sleep


            def log(msg):
                from sys import stderr
                print(f"[*] {msg}", file=stderr)


            log("Initializing")

            options = Options()
            options.add_argument("--headless")

            driver = webdriver.Firefox(options=options)

            driver.implicitly_wait(10)

            log("Opening homepage")
            driver.get("https://server:9090")

            wait = WebDriverWait(driver, 60)


            def wait_elem(by, query):
                wait.until(EC.presence_of_element_located((by, query)))


            def wait_title_contains(title):
                wait.until(EC.title_contains(title))


            def find_element(by, query):
                return driver.find_element(by, query)


            def set_value(elem, value):
                script = 'arguments[0].value = arguments[1]'
                return driver.execute_script(script, elem, value)


            log("Waiting for the homepage to load")

            # cockpit sets initial title as hostname
            wait_title_contains("server")
            wait_elem(By.CSS_SELECTOR, 'input#login-user-input')

            log("Homepage loaded!")

            log("Filling out username")
            login_input = find_element(By.CSS_SELECTOR, 'input#login-user-input')
            set_value(login_input, "${user}")

            log("Filling out password")
            password_input = find_element(By.CSS_SELECTOR, 'input#login-password-input')
            set_value(password_input, "${password}")

            log("Submiting credentials for login")
            driver.find_element(By.CSS_SELECTOR, 'button#login-button').click()

            # driver.implicitly_wait(1)
            # driver.get("https://server:9090/system")

            log("Waiting dashboard to load")
            wait_title_contains("${user}@server")

            log("Waiting for the frontend to initalize")
            sleep(1)

            log("Looking for that banner that tells about limited access")
            container_iframe = find_element(By.CSS_SELECTOR, 'iframe.container-frame')
            driver.switch_to.frame(container_iframe)

            assert "Web console is running in limited access mode" in driver.page_source

            driver.close()
          '';
        in with pkgs; [ firefox-unwrapped geckodriver seleniumScript ];
      };
    };

    testScript = ''
      start_all()

      server.wait_for_open_port(9090)
      server.wait_for_unit("network.target")
      server.wait_for_unit("multi-user.target")
      server.systemctl("start", "polkit")

      client.wait_for_unit("multi-user.target")

      client.succeed("curl -k https://server:9090 -o /dev/stderr")
      print(client.succeed("whoami"))
      client.succeed('PYTHONUNBUFFERED=1 selenium-script')
    '';
  }
)
+226 −0
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{ lib
, stdenv
, fetchzip
, fetchurl
, fetchFromGitHub
, autoreconfHook
, bashInteractive
, cacert
, coreutils
, dbus
, docbook_xml_dtd_43
, docbook_xsl
, findutils
, gettext
, git
, glib
, glibc
, glib-networking
, gnused
, gnutls
, json-glib
, krb5
, libssh
, libxcrypt
, libxslt
, makeWrapper
, nodejs
, nixosTests
, openssh
, openssl
, pam
, pkg-config
, polkit
, python3Packages
, ripgrep
, runtimeShell
, systemd
, udev
, xmlto
}:

let
  pythonWithGobject = python3Packages.python.withPackages (p: with p; [
    pygobject3
  ]);
in

stdenv.mkDerivation rec {
  pname = "cockpit";
  version = "284";

  src = fetchFromGitHub {
    owner = "cockpit-project";
    repo = "cockpit";
    rev = "80a7c7cfed9157915067666fe95b298896f2aea8";
    sha256 = "sha256-iAIW6nVUk1FJD2dQvDMREPVqrq0JkExJ7lVio//ALts=";
    fetchSubmodules = true;
  };

  nativeBuildInputs = [
    autoreconfHook
    makeWrapper
    docbook_xml_dtd_43
    docbook_xsl
    findutils
    gettext
    git
    (lib.getBin libxslt)
    nodejs
    openssl
    pam
    pkg-config
    pythonWithGobject.python
    python3Packages.setuptools
    systemd
    ripgrep
    xmlto
  ];

  buildInputs = [
    (lib.getDev glib)
    libxcrypt
    gnutls
    json-glib
    krb5
    libssh
    polkit
    udev
  ];

  patches = [
    # Instead of requiring Internet access to do an npm install to generate the package-lock.json
    # it copies the package-lock.json already present in the node_modules folder fetched as a git
    # submodule.
    ./nerf-node-modules.patch

    # sysconfdir is $(prefix)/etc by default and it breaks the configuration file loading feature
    # changing sysconfdir to /etc breaks the build in this part of the makefile because it tries
    # to write to /etc inside the sandbox
    # this patch redirects it to write to $out/etc instead of /etc
    ./fix-makefiles.patch
  ];

  postPatch = ''
    # instruct users with problems to create a nixpkgs issue instead of nagging upstream directly
    substituteInPlace configure.ac \
      --replace 'devel@lists.cockpit-project.org' 'https://github.com/NixOS/nixpkgs/issues/new?assignees=&labels=0.kind%3A+bug&template=bug_report.md&title=cockpit%25'
    patchShebangs \
      test/common/pixel-tests \
      test/common/run-tests \
      test/common/tap-cdp \
      test/static-code \
      tools/escape-to-c \
      tools/make-compile-commands \
      tools/node-modules \
      tools/termschutz \
      tools/webpack-make

    for f in node_modules/.bin/*; do
      patchShebangs $(realpath $f)
    done

    export HOME=$(mktemp -d)

    cp node_modules/.package-lock.json package-lock.json

    substituteInPlace src/systemd_ctypes/libsystemd.py \
      --replace libsystemd.so.0 ${systemd}/lib/libsystemd.so.0

    for f in pkg/**/*.js pkg/**/*.jsx test/**/* src/**/*; do
      # some files substituteInPlace report as missing and it's safe to ignore them
      substituteInPlace "$(realpath "$f")" \
        --replace '"/usr/bin/' '"' \
        --replace '"/bin/' '"' || true
    done

    substituteInPlace src/common/Makefile-common.am \
      --replace 'TEST_PROGRAM += test-pipe' "" # skip test-pipe because it hangs the build

    substituteInPlace test/pytest/*.py \
      --replace "'bash" "'${bashInteractive}/bin/bash"

    echo "m4_define(VERSION_NUMBER, [${version}])" > version.m4
  '';

  configureFlags = [
    "--enable-prefix-only=yes"
    "--sysconfdir=/etc"
    "--disable-pcp" # TODO: figure out how to package its dependency
    "--with-default-session-path=/run/wrappers/bin:/run/current-system/sw/bin"
  ];

  enableParallelBuilding = true;

  preBuild = ''
    patchShebangs \
      tools/test-driver
  '';

  postBuild = ''
    find | grep cockpit-bridge
    chmod +x \
      src/systemd/update-motd \
      src/tls/cockpit-certificate-helper \
      src/ws/cockpit-desktop

    patchShebangs \
      src/systemd/update-motd \
      src/tls/cockpit-certificate-helper \
      src/ws/cockpit-desktop

    PATH=${pythonWithGobject}/bin patchShebangs src/client/cockpit-client

    substituteInPlace src/ws/cockpit-desktop \
      --replace ' /bin/bash' ' ${runtimeShell}'
  '';

  fixupPhase = ''
    runHook preFixup

    wrapProgram $out/libexec/cockpit-certificate-helper \
      --prefix PATH : ${lib.makeBinPath [ coreutils openssl ]} \
      --run 'cd $(mktemp -d)'

    wrapProgram $out/share/cockpit/motd/update-motd \
      --prefix PATH : ${lib.makeBinPath [ gnused ]}

    substituteInPlace $out/share/polkit-1/actions/org.cockpit-project.cockpit-bridge.policy \
      --replace /usr $out

    runHook postFixup
  '';

  doCheck = true;
  checkInputs = [
    bashInteractive
    cacert
    dbus
    glib-networking
    openssh
    python3Packages.pytest
    python3Packages.vulture
  ];
  checkPhase = ''
    export GIO_EXTRA_MODULES=$GIO_EXTRA_MODULES:${glib-networking}/lib/gio/modules
    export G_DEBUG=fatal-criticals
    export G_MESSAGES_DEBUG=cockpit-ws,cockpit-wrapper,cockpit-bridge
    export PATH=$PATH:$(pwd)

    cockpit-bridge --version
    make pytest -j$NIX_BUILD_CORES || true
    make check  -j$NIX_BUILD_CORES || true
    test/static-code
    npm run eslint
    npm run stylelint
  '';

  passthru.tests = { inherit (nixosTests) cockpit; };

  meta = with lib; {
    description = "Web-based graphical interface for servers";
    homepage = "https://cockpit-project.org/";
    license = licenses.lgpl21;
    maintainers = with maintainers; [ lucasew ];
  };
}
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