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Merge pull request #221096 from awakesecurity/minio-paths
nixos/minio: gracefully handle root credentials file
This commit is contained in:
Pascal Bach
GitHub
commit
7c166f412b
@ -60,7 +60,7 @@ in
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'';
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};
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rootCredentialsFile = mkOption {
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rootCredentialsFile = mkOption {
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type = types.nullOr types.path;
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default = null;
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description = lib.mdDoc ''
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@ -96,29 +96,62 @@ in
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config = mkIf cfg.enable {
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warnings = optional ((cfg.accessKey != "") || (cfg.secretKey != "")) "services.minio.`accessKey` and services.minio.`secretKey` are deprecated, please use services.minio.`rootCredentialsFile` instead.";
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systemd.tmpfiles.rules = [
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"d '${cfg.configDir}' - minio minio - -"
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] ++ (map (x: "d '" + x + "' - minio minio - - ") cfg.dataDir);
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systemd = lib.mkMerge [{
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tmpfiles.rules = [
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"d '${cfg.configDir}' - minio minio - -"
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] ++ (map (x: "d '" + x + "' - minio minio - - ") cfg.dataDir);
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systemd.services.minio = {
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description = "Minio Object Storage";
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after = [ "network-online.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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ExecStart = "${cfg.package}/bin/minio server --json --address ${cfg.listenAddress} --console-address ${cfg.consoleAddress} --config-dir=${cfg.configDir} ${toString cfg.dataDir}";
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Type = "simple";
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User = "minio";
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Group = "minio";
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LimitNOFILE = 65536;
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EnvironmentFile = if (cfg.rootCredentialsFile != null) then cfg.rootCredentialsFile
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else if ((cfg.accessKey != "") || (cfg.secretKey != "")) then (legacyCredentials cfg)
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else null;
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services.minio = {
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description = "Minio Object Storage";
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after = [ "network-online.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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ExecStart = "${cfg.package}/bin/minio server --json --address ${cfg.listenAddress} --console-address ${cfg.consoleAddress} --config-dir=${cfg.configDir} ${toString cfg.dataDir}";
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Type = "simple";
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User = "minio";
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Group = "minio";
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LimitNOFILE = 65536;
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EnvironmentFile =
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if (cfg.rootCredentialsFile != null) then cfg.rootCredentialsFile
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else if ((cfg.accessKey != "") || (cfg.secretKey != "")) then (legacyCredentials cfg)
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else null;
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};
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environment = {
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MINIO_REGION = "${cfg.region}";
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MINIO_BROWSER = "${if cfg.browser then "on" else "off"}";
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};
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};
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environment = {
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MINIO_REGION = "${cfg.region}";
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MINIO_BROWSER = "${if cfg.browser then "on" else "off"}";
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};
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};
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}
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(lib.mkIf (cfg.rootCredentialsFile != null) {
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# The service will fail if the credentials file is missing
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services.minio.unitConfig.ConditionPathExists = cfg.rootCredentialsFile;
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# The service will not restart if the credentials file has
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# been changed. This can cause stale root credentials.
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paths.minio-root-credentials = {
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wantedBy = [ "multi-user.target" ];
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pathConfig = {
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PathChanged = [ cfg.rootCredentialsFile ];
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Unit = "minio-restart.service";
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};
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};
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services.minio-restart = {
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description = "Restart MinIO";
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script = ''
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systemctl restart minio.service
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'';
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serviceConfig = {
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Type = "oneshot";
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Restart = "on-failure";
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RestartSec = 5;
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};
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};
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})];
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users.users.minio = {
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group = "minio";
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@ -1,5 +1,5 @@
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import ./make-test-python.nix ({ pkgs, ...} :
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let
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import ./make-test-python.nix ({ pkgs, ... }:
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let
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accessKey = "BKIKJAA5BMMU2RHO6IBB";
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secretKey = "V7f1CwQqAcwo80UEIJEjc5gVQUSSx5ohQ9GSrr12";
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minioPythonScript = pkgs.writeScript "minio-test.py" ''
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@ -18,41 +18,55 @@ let
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sio.seek(0)
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minioClient.put_object('test-bucket', 'test.txt', sio, sio_len, content_type='text/plain')
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'';
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in {
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name = "minio";
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meta = with pkgs.lib.maintainers; {
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maintainers = [ bachp ];
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};
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nodes = {
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machine = { pkgs, ... }: {
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services.minio = {
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enable = true;
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rootCredentialsFile = pkgs.writeText "minio-credentials" ''
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MINIO_ROOT_USER=${accessKey}
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MINIO_ROOT_PASSWORD=${secretKey}
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'';
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};
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environment.systemPackages = [ pkgs.minio-client ];
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# Minio requires at least 1GiB of free disk space to run.
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virtualisation.diskSize = 4 * 1024;
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rootCredentialsFile = "/etc/nixos/minio-root-credentials";
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credsPartial = pkgs.writeText "minio-credentials-partial" ''
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MINIO_ROOT_USER=${accessKey}
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'';
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credsFull = pkgs.writeText "minio-credentials-full" ''
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MINIO_ROOT_USER=${accessKey}
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MINIO_ROOT_PASSWORD=${secretKey}
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'';
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in
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{
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name = "minio";
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meta = with pkgs.lib.maintainers; {
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maintainers = [ bachp ];
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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("minio.service")
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machine.wait_for_open_port(9000)
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nodes = {
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machine = { pkgs, ... }: {
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services.minio = {
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enable = true;
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inherit rootCredentialsFile;
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};
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environment.systemPackages = [ pkgs.minio-client ];
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# Create a test bucket on the server
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machine.succeed(
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"mc config host add minio http://localhost:9000 ${accessKey} ${secretKey} --api s3v4"
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)
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machine.succeed("mc mb minio/test-bucket")
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machine.succeed("${minioPythonScript}")
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assert "test-bucket" in machine.succeed("mc ls minio")
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assert "Test from Python" in machine.succeed("mc cat minio/test-bucket/test.txt")
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machine.shutdown()
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'';
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})
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# Minio requires at least 1GiB of free disk space to run.
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virtualisation.diskSize = 4 * 1024;
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};
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};
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testScript = ''
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import time
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start_all()
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# simulate manually editing root credentials file
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machine.wait_for_unit("multi-user.target")
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machine.copy_from_host("${credsPartial}", "${rootCredentialsFile}")
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time.sleep(3)
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machine.copy_from_host("${credsFull}", "${rootCredentialsFile}")
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machine.wait_for_unit("minio.service")
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machine.wait_for_open_port(9000)
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# Create a test bucket on the server
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machine.succeed(
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"mc config host add minio http://localhost:9000 ${accessKey} ${secretKey} --api s3v4"
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)
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machine.succeed("mc mb minio/test-bucket")
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machine.succeed("${minioPythonScript}")
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assert "test-bucket" in machine.succeed("mc ls minio")
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assert "Test from Python" in machine.succeed("mc cat minio/test-bucket/test.txt")
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machine.shutdown()
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'';
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})
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