sdk/go/arvados/config.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: Apache-2.0
   4
   5 package arvados
   6
   7 import (
   8         "encoding/json"
   9         "errors"
  10         "fmt"
  11         "net/url"
  12         "os"
  13         "time"
  14
  15         "git.arvados.org/arvados.git/sdk/go/config"
  16 )
  17
  18 var DefaultConfigFile = func() string {
  19         if path := os.Getenv("ARVADOS_CONFIG"); path != "" {
  20                 return path
  21         }
  22         return "/etc/arvados/config.yml"
  23 }()
  24
  25 type Config struct {
  26         Clusters         map[string]Cluster
  27         AutoReloadConfig bool
  28         SourceTimestamp  time.Time
  29         SourceSHA256     string
  30 }
  31
  32 // GetConfig returns the current system config, loading it from
  33 // configFile if needed.
  34 func GetConfig(configFile string) (*Config, error) {
  35         var cfg Config
  36         err := config.LoadFile(&cfg, configFile)
  37         return &cfg, err
  38 }
  39
  40 // GetCluster returns the cluster ID and config for the given
  41 // cluster, or the default/only configured cluster if clusterID is "".
  42 func (sc *Config) GetCluster(clusterID string) (*Cluster, error) {
  43         if clusterID == "" {
  44                 if len(sc.Clusters) == 0 {
  45                         return nil, fmt.Errorf("no clusters configured")
  46                 } else if len(sc.Clusters) > 1 {
  47                         return nil, fmt.Errorf("multiple clusters configured, cannot choose")
  48                 } else {
  49                         for id, cc := range sc.Clusters {
  50                                 cc.ClusterID = id
  51                                 return &cc, nil
  52                         }
  53                 }
  54         }
  55         cc, ok := sc.Clusters[clusterID]
  56         if !ok {
  57                 return nil, fmt.Errorf("cluster %q is not configured", clusterID)
  58         }
  59         cc.ClusterID = clusterID
  60         return &cc, nil
  61 }
  62
  63 type WebDAVCacheConfig struct {
  64         TTL                Duration
  65         MaxBlockEntries    int
  66         MaxCollectionBytes int64
  67         MaxSessions        int
  68 }
  69
  70 type UploadDownloadPermission struct {
  71         Upload   bool
  72         Download bool
  73 }
  74
  75 type UploadDownloadRolePermissions struct {
  76         User  UploadDownloadPermission
  77         Admin UploadDownloadPermission
  78 }
  79
  80 type ManagedProperties map[string]struct {
  81         Value     interface{}
  82         Function  string
  83         Protected bool
  84 }
  85
  86 type Cluster struct {
  87         ClusterID       string `json:"-"`
  88         ManagementToken string
  89         SystemRootToken string
  90         Services        Services
  91         InstanceTypes   InstanceTypeMap
  92         Containers      ContainersConfig
  93         RemoteClusters  map[string]RemoteCluster
  94         PostgreSQL      PostgreSQL
  95
  96         API struct {
  97                 AsyncPermissionsUpdateInterval   Duration
  98                 DisabledAPIs                     StringSet
  99                 MaxIndexDatabaseRead             int
 100                 MaxItemsPerResponse              int
 101                 MaxConcurrentRequests            int
 102                 MaxKeepBlobBuffers               int
 103                 MaxRequestAmplification          int
 104                 MaxRequestSize                   int
 105                 MaxTokenLifetime                 Duration
 106                 RequestTimeout                   Duration
 107                 SendTimeout                      Duration
 108                 WebsocketClientEventQueue        int
 109                 WebsocketServerEventQueue        int
 110                 KeepServiceRequestTimeout        Duration
 111                 VocabularyPath                   string
 112                 FreezeProjectRequiresDescription bool
 113                 FreezeProjectRequiresProperties  StringSet
 114                 UnfreezeProjectRequiresAdmin     bool
 115         }
 116         AuditLogs struct {
 117                 MaxAge             Duration
 118                 MaxDeleteBatch     int
 119                 UnloggedAttributes StringSet
 120         }
 121         Collections struct {
 122                 BlobSigning                  bool
 123                 BlobSigningKey               string
 124                 BlobSigningTTL               Duration
 125                 BlobTrash                    bool
 126                 BlobTrashLifetime            Duration
 127                 BlobTrashCheckInterval       Duration
 128                 BlobTrashConcurrency         int
 129                 BlobDeleteConcurrency        int
 130                 BlobReplicateConcurrency     int
 131                 CollectionVersioning         bool
 132                 DefaultTrashLifetime         Duration
 133                 DefaultReplication           int
 134                 ManagedProperties            ManagedProperties
 135                 PreserveVersionIfIdle        Duration
 136                 TrashSweepInterval           Duration
 137                 TrustAllContent              bool
 138                 ForwardSlashNameSubstitution string
 139                 S3FolderObjects              bool
 140
 141                 BlobMissingReport        string
 142                 BalancePeriod            Duration
 143                 BalanceCollectionBatch   int
 144                 BalanceCollectionBuffers int
 145                 BalanceTimeout           Duration
 146                 BalanceUpdateLimit       int
 147
 148                 WebDAVCache WebDAVCacheConfig
 149
 150                 KeepproxyPermission UploadDownloadRolePermissions
 151                 WebDAVPermission    UploadDownloadRolePermissions
 152                 WebDAVLogEvents     bool
 153         }
 154         Git struct {
 155                 GitCommand   string
 156                 GitoliteHome string
 157                 Repositories string
 158         }
 159         Login struct {
 160                 LDAP struct {
 161                         Enable             bool
 162                         URL                URL
 163                         StartTLS           bool
 164                         InsecureTLS        bool
 165                         StripDomain        string
 166                         AppendDomain       string
 167                         SearchAttribute    string
 168                         SearchBindUser     string
 169                         SearchBindPassword string
 170                         SearchBase         string
 171                         SearchFilters      string
 172                         EmailAttribute     string
 173                         UsernameAttribute  string
 174                 }
 175                 Google struct {
 176                         Enable                          bool
 177                         ClientID                        string
 178                         ClientSecret                    string
 179                         AlternateEmailAddresses         bool
 180                         AuthenticationRequestParameters map[string]string
 181                 }
 182                 OpenIDConnect struct {
 183                         Enable                          bool
 184                         Issuer                          string
 185                         ClientID                        string
 186                         ClientSecret                    string
 187                         EmailClaim                      string
 188                         EmailVerifiedClaim              string
 189                         UsernameClaim                   string
 190                         AcceptAccessToken               bool
 191                         AcceptAccessTokenScope          string
 192                         AuthenticationRequestParameters map[string]string
 193                 }
 194                 PAM struct {
 195                         Enable             bool
 196                         Service            string
 197                         DefaultEmailDomain string
 198                 }
 199                 Test struct {
 200                         Enable bool
 201                         Users  map[string]TestUser
 202                 }
 203                 LoginCluster       string
 204                 RemoteTokenRefresh Duration
 205                 TokenLifetime      Duration
 206                 TrustedClients     map[string]struct{}
 207                 IssueTrustedTokens bool
 208         }
 209         Mail struct {
 210                 MailchimpAPIKey                string
 211                 MailchimpListID                string
 212                 SendUserSetupNotificationEmail bool
 213                 IssueReporterEmailFrom         string
 214                 IssueReporterEmailTo           string
 215                 SupportEmailAddress            string
 216                 EmailFrom                      string
 217         }
 218         SystemLogs struct {
 219                 LogLevel                string
 220                 Format                  string
 221                 MaxRequestLogParamsSize int
 222         }
 223         TLS struct {
 224                 Certificate string
 225                 Key         string
 226                 Insecure    bool
 227                 ACME        struct {
 228                         Server string
 229                 }
 230         }
 231         Users struct {
 232                 ActivatedUsersAreVisibleToOthers      bool
 233                 AnonymousUserToken                    string
 234                 AdminNotifierEmailFrom                string
 235                 AutoAdminFirstUser                    bool
 236                 AutoAdminUserWithEmail                string
 237                 AutoSetupNewUsers                     bool
 238                 AutoSetupNewUsersWithRepository       bool
 239                 AutoSetupNewUsersWithVmUUID           string
 240                 AutoSetupUsernameBlacklist            StringSet
 241                 EmailSubjectPrefix                    string
 242                 NewInactiveUserNotificationRecipients StringSet
 243                 NewUserNotificationRecipients         StringSet
 244                 NewUsersAreActive                     bool
 245                 UserNotifierEmailFrom                 string
 246                 UserNotifierEmailBcc                  StringSet
 247                 UserProfileNotificationAddress        string
 248                 PreferDomainForUsername               string
 249                 UserSetupMailText                     string
 250                 RoleGroupsVisibleToAll                bool
 251                 ActivityLoggingPeriod                 Duration
 252         }
 253         StorageClasses map[string]StorageClassConfig
 254         Volumes        map[string]Volume
 255         Workbench      struct {
 256                 ActivationContactLink            string
 257                 APIClientConnectTimeout          Duration
 258                 APIClientReceiveTimeout          Duration
 259                 APIResponseCompression           bool
 260                 ApplicationMimetypesWithViewIcon StringSet
 261                 ArvadosDocsite                   string
 262                 ArvadosPublicDataDocURL          string
 263                 DefaultOpenIdPrefix              string
 264                 DisableSharingURLsUI             bool
 265                 EnableGettingStartedPopup        bool
 266                 EnablePublicProjectsPage         bool
 267                 FileViewersConfigURL             string
 268                 LogViewerMaxBytes                ByteSize
 269                 MultiSiteSearch                  string
 270                 ProfilingEnabled                 bool
 271                 Repositories                     bool
 272                 RepositoryCache                  string
 273                 RunningJobLogRecordsToFetch      int
 274                 SecretKeyBase                    string
 275                 ShowRecentCollectionsOnDashboard bool
 276                 ShowUserAgreementInline          bool
 277                 ShowUserNotifications            bool
 278                 SiteName                         string
 279                 Theme                            string
 280                 UserProfileFormFields            map[string]struct {
 281                         Type                 string
 282                         FormFieldTitle       string
 283                         FormFieldDescription string
 284                         Required             bool
 285                         Position             int
 286                         Options              map[string]struct{}
 287                 }
 288                 UserProfileFormMessage string
 289                 WelcomePageHTML        string
 290                 InactivePageHTML       string
 291                 SSHHelpPageHTML        string
 292                 SSHHelpHostSuffix      string
 293                 IdleTimeout            Duration
 294                 BannerURL              string
 295         }
 296 }
 297
 298 type StorageClassConfig struct {
 299         Default  bool
 300         Priority int
 301 }
 302
 303 type Volume struct {
 304         AccessViaHosts   map[URL]VolumeAccess
 305         ReadOnly         bool
 306         Replication      int
 307         StorageClasses   map[string]bool
 308         Driver           string
 309         DriverParameters json.RawMessage
 310 }
 311
 312 type S3VolumeDriverParameters struct {
 313         IAMRole            string
 314         AccessKeyID        string
 315         SecretAccessKey    string
 316         Endpoint           string
 317         Region             string
 318         Bucket             string
 319         LocationConstraint bool
 320         V2Signature        bool
 321         UseAWSS3v2Driver   bool
 322         IndexPageSize      int
 323         ConnectTimeout     Duration
 324         ReadTimeout        Duration
 325         RaceWindow         Duration
 326         UnsafeDelete       bool
 327         PrefixLength       int
 328 }
 329
 330 type AzureVolumeDriverParameters struct {
 331         StorageAccountName   string
 332         StorageAccountKey    string
 333         StorageBaseURL       string
 334         ContainerName        string
 335         RequestTimeout       Duration
 336         ListBlobsRetryDelay  Duration
 337         ListBlobsMaxAttempts int
 338 }
 339
 340 type DirectoryVolumeDriverParameters struct {
 341         Root      string
 342         Serialize bool
 343 }
 344
 345 type VolumeAccess struct {
 346         ReadOnly bool
 347 }
 348
 349 type Services struct {
 350         Composer       Service
 351         Controller     Service
 352         DispatchCloud  Service
 353         DispatchLSF    Service
 354         DispatchSLURM  Service
 355         GitHTTP        Service
 356         GitSSH         Service
 357         Health         Service
 358         Keepbalance    Service
 359         Keepproxy      Service
 360         Keepstore      Service
 361         RailsAPI       Service
 362         WebDAVDownload Service
 363         WebDAV         Service
 364         WebShell       Service
 365         Websocket      Service
 366         Workbench1     Service
 367         Workbench2     Service
 368 }
 369
 370 type Service struct {
 371         InternalURLs map[URL]ServiceInstance
 372         ExternalURL  URL
 373 }
 374
 375 type TestUser struct {
 376         Email    string
 377         Password string
 378 }
 379
 380 // URL is a url.URL that is also usable as a JSON key/value.
 381 type URL url.URL
 382
 383 // UnmarshalText implements encoding.TextUnmarshaler so URL can be
 384 // used as a JSON key/value.
 385 func (su *URL) UnmarshalText(text []byte) error {
 386         u, err := url.Parse(string(text))
 387         if err == nil {
 388                 *su = URL(*u)
 389                 if su.Path == "" && su.Host != "" {
 390                         // http://example really means http://example/
 391                         su.Path = "/"
 392                 }
 393         }
 394         return err
 395 }
 396
 397 func (su URL) MarshalText() ([]byte, error) {
 398         return []byte(fmt.Sprintf("%s", (*url.URL)(&su).String())), nil
 399 }
 400
 401 func (su URL) String() string {
 402         return (*url.URL)(&su).String()
 403 }
 404
 405 type ServiceInstance struct {
 406         ListenURL  URL
 407         Rendezvous string `json:",omitempty"`
 408 }
 409
 410 type PostgreSQL struct {
 411         Connection     PostgreSQLConnection
 412         ConnectionPool int
 413 }
 414
 415 type PostgreSQLConnection map[string]string
 416
 417 type RemoteCluster struct {
 418         Host          string
 419         Proxy         bool
 420         Scheme        string
 421         Insecure      bool
 422         ActivateUsers bool
 423 }
 424
 425 type CUDAFeatures struct {
 426         DriverVersion      string
 427         HardwareCapability string
 428         DeviceCount        int
 429 }
 430
 431 type InstanceType struct {
 432         Name            string `json:"-"`
 433         ProviderType    string
 434         VCPUs           int
 435         RAM             ByteSize
 436         Scratch         ByteSize `json:"-"`
 437         IncludedScratch ByteSize
 438         AddedScratch    ByteSize
 439         Price           float64
 440         Preemptible     bool
 441         CUDA            CUDAFeatures
 442 }
 443
 444 type ContainersConfig struct {
 445         CloudVMs                      CloudVMsConfig
 446         CrunchRunCommand              string
 447         CrunchRunArgumentsList        []string
 448         DefaultKeepCacheRAM           ByteSize
 449         DispatchPrivateKey            string
 450         LogReuseDecisions             bool
 451         MaxComputeVMs                 int
 452         MaxDispatchAttempts           int
 453         MaxRetryAttempts              int
 454         MinRetryPeriod                Duration
 455         ReserveExtraRAM               ByteSize
 456         StaleLockTimeout              Duration
 457         SupportedDockerImageFormats   StringSet
 458         AlwaysUsePreemptibleInstances bool
 459         PreemptiblePriceFactor        float64
 460         RuntimeEngine                 string
 461         LocalKeepBlobBuffersPerVCPU   int
 462         LocalKeepLogsToContainerLog   string
 463
 464         JobsAPI struct {
 465                 Enable         string
 466                 GitInternalDir string
 467         }
 468         Logging struct {
 469                 MaxAge                       Duration
 470                 LogBytesPerEvent             int
 471                 LogSecondsBetweenEvents      Duration
 472                 LogThrottlePeriod            Duration
 473                 LogThrottleBytes             int
 474                 LogThrottleLines             int
 475                 LimitLogBytesPerJob          int
 476                 LogPartialLineThrottlePeriod Duration
 477                 LogUpdatePeriod              Duration
 478                 LogUpdateSize                ByteSize
 479         }
 480         ShellAccess struct {
 481                 Admin bool
 482                 User  bool
 483         }
 484         SLURM struct {
 485                 PrioritySpread             int64
 486                 SbatchArgumentsList        []string
 487                 SbatchEnvironmentVariables map[string]string
 488                 Managed                    struct {
 489                         DNSServerConfDir       string
 490                         DNSServerConfTemplate  string
 491                         DNSServerReloadCommand string
 492                         DNSServerUpdateCommand string
 493                         ComputeNodeDomain      string
 494                         ComputeNodeNameservers StringSet
 495                         AssignNodeHostname     string
 496                 }
 497         }
 498         LSF struct {
 499                 BsubSudoUser      string
 500                 BsubArgumentsList []string
 501                 BsubCUDAArguments []string
 502         }
 503 }
 504
 505 type CloudVMsConfig struct {
 506         Enable bool
 507
 508         BootProbeCommand               string
 509         DeployRunnerBinary             string
 510         ImageID                        string
 511         MaxCloudOpsPerSecond           int
 512         MaxProbesPerSecond             int
 513         MaxConcurrentInstanceCreateOps int
 514         PollInterval                   Duration
 515         ProbeInterval                  Duration
 516         SSHPort                        string
 517         SyncInterval                   Duration
 518         TimeoutBooting                 Duration
 519         TimeoutIdle                    Duration
 520         TimeoutProbe                   Duration
 521         TimeoutShutdown                Duration
 522         TimeoutSignal                  Duration
 523         TimeoutStaleRunLock            Duration
 524         TimeoutTERM                    Duration
 525         ResourceTags                   map[string]string
 526         TagKeyPrefix                   string
 527
 528         Driver           string
 529         DriverParameters json.RawMessage
 530 }
 531
 532 type InstanceTypeMap map[string]InstanceType
 533
 534 var errDuplicateInstanceTypeName = errors.New("duplicate instance type name")
 535
 536 // UnmarshalJSON does special handling of InstanceTypes:
 537 // * populate computed fields (Name and Scratch)
 538 // * error out if InstancesTypes are populated as an array, which was
 539 //   deprecated in Arvados 1.2.0
 540 func (it *InstanceTypeMap) UnmarshalJSON(data []byte) error {
 541         fixup := func(t InstanceType) (InstanceType, error) {
 542                 if t.ProviderType == "" {
 543                         t.ProviderType = t.Name
 544                 }
 545                 // If t.Scratch is set in the configuration file, it will be ignored and overwritten.
 546                 // It will also generate a "deprecated or unknown config entry" warning.
 547                 t.Scratch = t.IncludedScratch + t.AddedScratch
 548                 return t, nil
 549         }
 550
 551         if len(data) > 0 && data[0] == '[' {
 552                 return fmt.Errorf("InstanceTypes must be specified as a map, not an array, see https://doc.arvados.org/admin/config.html")
 553         }
 554         var hash map[string]InstanceType
 555         err := json.Unmarshal(data, &hash)
 556         if err != nil {
 557                 return err
 558         }
 559         // Fill in Name field (and ProviderType field, if not
 560         // specified) using hash key.
 561         *it = InstanceTypeMap(hash)
 562         for name, t := range *it {
 563                 t.Name = name
 564                 t, err := fixup(t)
 565                 if err != nil {
 566                         return err
 567                 }
 568                 (*it)[name] = t
 569         }
 570         return nil
 571 }
 572
 573 type StringSet map[string]struct{}
 574
 575 // UnmarshalJSON handles old config files that provide an array of
 576 // instance types instead of a hash.
 577 func (ss *StringSet) UnmarshalJSON(data []byte) error {
 578         if len(data) > 0 && data[0] == '[' {
 579                 var arr []string
 580                 err := json.Unmarshal(data, &arr)
 581                 if err != nil {
 582                         return err
 583                 }
 584                 if len(arr) == 0 {
 585                         *ss = nil
 586                         return nil
 587                 }
 588                 *ss = make(map[string]struct{}, len(arr))
 589                 for _, t := range arr {
 590                         (*ss)[t] = struct{}{}
 591                 }
 592                 return nil
 593         }
 594         var hash map[string]struct{}
 595         err := json.Unmarshal(data, &hash)
 596         if err != nil {
 597                 return err
 598         }
 599         *ss = make(map[string]struct{}, len(hash))
 600         for t := range hash {
 601                 (*ss)[t] = struct{}{}
 602         }
 603
 604         return nil
 605 }
 606
 607 type ServiceName string
 608
 609 const (
 610         ServiceNameController    ServiceName = "arvados-controller"
 611         ServiceNameDispatchCloud ServiceName = "arvados-dispatch-cloud"
 612         ServiceNameDispatchLSF   ServiceName = "arvados-dispatch-lsf"
 613         ServiceNameDispatchSLURM ServiceName = "crunch-dispatch-slurm"
 614         ServiceNameGitHTTP       ServiceName = "arvados-git-httpd"
 615         ServiceNameHealth        ServiceName = "arvados-health"
 616         ServiceNameKeepbalance   ServiceName = "keep-balance"
 617         ServiceNameKeepproxy     ServiceName = "keepproxy"
 618         ServiceNameKeepstore     ServiceName = "keepstore"
 619         ServiceNameKeepweb       ServiceName = "keep-web"
 620         ServiceNameRailsAPI      ServiceName = "arvados-api-server"
 621         ServiceNameWebsocket     ServiceName = "arvados-ws"
 622         ServiceNameWorkbench1    ServiceName = "arvados-workbench1"
 623         ServiceNameWorkbench2    ServiceName = "arvados-workbench2"
 624 )
 625
 626 // Map returns all services as a map, suitable for iterating over all
 627 // services or looking up a service by name.
 628 func (svcs Services) Map() map[ServiceName]Service {
 629         return map[ServiceName]Service{
 630                 ServiceNameController:    svcs.Controller,
 631                 ServiceNameDispatchCloud: svcs.DispatchCloud,
 632                 ServiceNameDispatchLSF:   svcs.DispatchLSF,
 633                 ServiceNameDispatchSLURM: svcs.DispatchSLURM,
 634                 ServiceNameGitHTTP:       svcs.GitHTTP,
 635                 ServiceNameHealth:        svcs.Health,
 636                 ServiceNameKeepbalance:   svcs.Keepbalance,
 637                 ServiceNameKeepproxy:     svcs.Keepproxy,
 638                 ServiceNameKeepstore:     svcs.Keepstore,
 639                 ServiceNameKeepweb:       svcs.WebDAV,
 640                 ServiceNameRailsAPI:      svcs.RailsAPI,
 641                 ServiceNameWebsocket:     svcs.Websocket,
 642                 ServiceNameWorkbench1:    svcs.Workbench1,
 643                 ServiceNameWorkbench2:    svcs.Workbench2,
 644         }
 645 }