nixosTests.lxd-image-server: init

1 files changed, 127 insertions, 0 deletions

diff --git a/nixos/tests/lxd-image-server.nix b/nixos/tests/lxd-image-server.nix
new file mode 100644
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+++ b/nixos/tests/lxd-image-server.nix
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+import ./make-test-python.nix ({ pkgs, ...} :
+
+let
+  # Since we don't have access to the internet during the tests, we have to
+  # pre-fetch lxd containers beforehand.
+  #
+  # I've chosen to import Alpine Linux, because its image is turbo-tiny and,
+  # generally, sufficient for our tests.
+  alpine-meta = pkgs.fetchurl {
+    url = "https://tarballs.nixos.org/alpine/3.12/lxd.tar.xz";
+    hash = "sha256-1tcKaO9lOkvqfmG/7FMbfAEToAuFy2YMewS8ysBKuLA=";
+  };
+
+  alpine-rootfs = pkgs.fetchurl {
+    url = "https://tarballs.nixos.org/alpine/3.12/rootfs.tar.xz";
+    hash = "sha256-Tba9sSoaiMtQLY45u7p5DMqXTSDgs/763L/SQp0bkCA=";
+  };
+
+  lxd-config = pkgs.writeText "config.yaml" ''
+    storage_pools:
+      - name: default
+        driver: dir
+        config:
+          source: /var/lxd-pool
+
+    networks:
+      - name: lxdbr0
+        type: bridge
+        config:
+          ipv4.address: auto
+          ipv6.address: none
+
+    profiles:
+      - name: default
+        devices:
+          eth0:
+            name: eth0
+            network: lxdbr0
+            type: nic
+          root:
+            path: /
+            pool: default
+            type: disk
+  '';
+
+
+in {
+  name = "lxd-image-server";
+
+  meta = with pkgs.lib.maintainers; {
+    maintainers = [ mkg20001 ];
+  };
+
+  machine = { lib, ... }: {
+    virtualisation = {
+      cores = 2;
+
+      memorySize = 2048;
+      diskSize = 4096;
+
+      lxc.lxcfs.enable = true;
+      lxd.enable = true;
+    };
+
+    security.pki.certificates = [
+      (builtins.readFile ./common/acme/server/ca.cert.pem)
+    ];
+
+    services.nginx = {
+      enable = true;
+    };
+
+    services.lxd-image-server = {
+      enable = true;
+      nginx = {
+        enable = true;
+        domain = "acme.test";
+      };
+    };
+
+    services.nginx.virtualHosts."acme.test" = {
+      enableACME = false;
+      sslCertificate = ./common/acme/server/acme.test.cert.pem;
+      sslCertificateKey = ./common/acme/server/acme.test.key.pem;
+    };
+
+    networking.hosts = {
+      "::1" = [ "acme.test" ];
+    };
+  };
+
+  testScript = ''
+    machine.wait_for_unit("sockets.target")
+    machine.wait_for_unit("lxd.service")
+    machine.wait_for_file("/var/lib/lxd/unix.socket")
+
+    # It takes additional second for lxd to settle
+    machine.sleep(1)
+
+    # lxd expects the pool's directory to already exist
+    machine.succeed("mkdir /var/lxd-pool")
+
+
+    machine.succeed(
+        "cat ${lxd-config} | lxd init --preseed"
+    )
+
+    machine.succeed(
+        "lxc image import ${alpine-meta} ${alpine-rootfs} --alias alpine"
+    )
+
+    loc = "/var/www/simplestreams/images/iats/alpine/amd64/default/v1"
+
+    with subtest("push image to server"):
+        machine.succeed("lxc launch alpine test")
+        machine.succeed("lxc stop test")
+        machine.succeed("lxc publish --public test --alias=testimg")
+        machine.succeed("lxc image export testimg")
+        machine.succeed("ls >&2")
+        machine.succeed("mkdir -p " + loc)
+        machine.succeed("mv *.tar.gz " + loc)
+
+    with subtest("pull image from server"):
+        machine.succeed("lxc remote add img https://acme.test --protocol=simplestreams")
+        machine.succeed("lxc image list img: >&2")
+  '';
+})