Jörg Thalheim
2 years ago
committed by
GitHub
commit
c19c8c1b24
@ -0,0 +1,116 @@
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{
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name = "systemd-vaultd";
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nodes.server = {
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config,
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pkgs,
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...
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}: {
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imports = [
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../modules/vault-agent.nix
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../modules/systemd-vaultd.nix
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./dev-vault-server.nix
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];
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systemd.services.service1 = {
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wantedBy = ["multi-user.target"];
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script = ''
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cat $CREDENTIALS_DIRECTORY/foo > /tmp/service1
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echo -n "$SECRET_ENV" > /tmp/service1-env
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'';
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#serviceConfig = {
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# EnvironmentFile = [ "/run/systemd-vaultd/service1.service.EnvironmentFile" ];
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#};
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vault = {
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template = ''
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{{ with secret "secret/my-secret" }}{{ .Data.data | toJSON }}{{ end }}
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'';
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secrets.foo = {};
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environmentTemplate = ''
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{{ with secret "secret/my-secret" }}
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SECRET_ENV={{ .Data.data.foo }}
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{{ end }}
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'';
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};
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};
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systemd.services.service2 = {
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wantedBy = ["multi-user.target"];
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script = ''
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cat $CREDENTIALS_DIRECTORY/secret > /tmp/service2
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sleep infinity
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'';
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reload = ''
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cat $CREDENTIALS_DIRECTORY/secret > /tmp/service2-reload
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'';
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serviceConfig.LoadCredential = ["secret:/run/systemd-vaultd/sock"];
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vault = {
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template = ''
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{{ with secret "secret/blocking-secret" }}{{ scratch.MapSet "secrets" "secret" .Data.data.foo }}{{ end }}
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{{ scratch.Get "secrets" | explodeMap | toJSON }}
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'';
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secrets.secret = {};
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};
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};
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systemd.package = pkgs.systemd.overrideAttrs (old: {
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patches =
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old.patches
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++ [
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(pkgs.fetchpatch {
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url = "https://github.com/Mic92/systemd/commit/93a2921a81cab3be9b7eacab6b0095c96a0ae9e2.patch";
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sha256 = "sha256-7WlhMLE7sfD3Cxn6n6R1sUNzUOvas7XMyabi3bsq7jM=";
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})
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];
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});
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services.vault.agents.default.settings = {
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vault = {
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address = "http://localhost:8200";
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};
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auto_auth = {
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method = [
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{
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type = "approle";
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config = {
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role_id_file_path = "/tmp/roleID";
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secret_id_file_path = "/tmp/secretID";
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remove_secret_id_file_after_reading = false;
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};
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}
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];
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};
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};
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};
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testScript = ''
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start_all()
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machine.wait_for_unit("vault.service")
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machine.wait_for_open_port(8200)
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machine.wait_for_unit("setup-vault-agent-approle.service")
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out = machine.wait_until_succeeds("cat /tmp/service1")
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print(out)
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assert out == "bar", f"{out} != bar"
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out = machine.succeed("cat /tmp/service1-env")
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print(out)
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assert out == "bar", f"{out} != bar"
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out = machine.succeed("systemctl status service2")
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print(out)
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assert "(sd-mkdcreds)" in out, "service2 should be still blocked"
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machine.succeed("vault kv put secret/blocking-secret foo=bar")
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out = machine.wait_until_succeeds("cat /tmp/service2")
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print(out)
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assert out == "bar", f"{out} != bar"
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machine.succeed("vault kv put secret/blocking-secret foo=reload")
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machine.succeed("rm /run/systemd-vaultd/secrets/service2.service.json")
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machine.succeed("systemctl restart vault-agent-default")
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machine.wait_until_succeeds("cat /run/systemd-vaultd/secrets/service2.service.json >&2")
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machine.succeed("systemctl reload service2")
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out = machine.wait_until_succeeds("cat /tmp/service2-reload")
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print(out)
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assert out == "reload", f"{out} != reload"
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'';
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}
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@ -0,0 +1,48 @@
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{
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name = "vault-agent";
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nodes.server = {
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config,
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pkgs,
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...
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}: {
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imports = [
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./dev-vault-server.nix
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../modules/vault-agent.nix
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];
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services.vault.agents.test.settings = {
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vault = {
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address = "http://localhost:8200";
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};
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template = {
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contents = ''{{ with secret "secret/my-secret" }}{{ .Data.data.foo }}{{ end }}'';
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destination = "/run/render.txt";
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};
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auto_auth = {
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method = [
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{
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type = "approle";
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config = {
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role_id_file_path = "/tmp/roleID";
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secret_id_file_path = "/tmp/secretID";
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remove_secret_id_file_after_reading = false;
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};
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}
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];
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};
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};
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};
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testScript = ''
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start_all()
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machine.wait_for_unit("multi-user.target")
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machine.wait_for_unit("vault.service")
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machine.wait_for_open_port(8200)
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machine.wait_for_unit("setup-vault-agent-approle.service")
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# It should be able to write our template
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out = machine.wait_until_succeeds("cat /run/render.txt")
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print(out)
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assert out == "bar"
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'';
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}
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