services/api/config/arvados_config.rb

   1 # Copyright (C) The Arvados Authors. All rights reserved.
   2 #
   3 # SPDX-License-Identifier: AGPL-3.0
   4
   5 #
   6 # Load Arvados configuration from /etc/arvados/config.yml, using defaults
   7 # from config.default.yml
   8 #
   9 # Existing application.yml is migrated into the new config structure.
  10 # Keys in the legacy application.yml take precedence.
  11 #
  12 # Use "bundle exec config:dump" to get the complete active configuration
  13 #
  14 # Use "bundle exec config:migrate" to migrate application.yml and
  15 # database.yml to config.yml.  After adding the output of
  16 # config:migrate to /etc/arvados/config.yml, you will be able to
  17 # delete application.yml and database.yml.
  18
  19 require "cgi"
  20 require 'config_loader'
  21 require 'open3'
  22
  23 begin
  24   # If secret_token.rb exists here, we need to load it first.
  25   require_relative 'secret_token.rb'
  26 rescue LoadError
  27   # Normally secret_token.rb is missing and the secret token is
  28   # configured by application.yml (i.e., here!) instead.
  29 end
  30
  31 # Load the defaults, used by config:migrate and fallback loading
  32 # legacy application.yml
  33 load_time = Time.now.utc
  34 defaultYAML, stderr, status = Open3.capture3("arvados-server", "config-dump", "-config=-", "-skip-legacy", stdin_data: "Clusters: {xxxxx: {}}")
  35 if !status.success?
  36   puts stderr
  37   raise "error loading config: #{status}"
  38 end
  39 confs = YAML.safe_load(defaultYAML)
  40 clusterID, clusterConfig = confs["Clusters"].first
  41 $arvados_config_defaults = clusterConfig
  42 $arvados_config_defaults["ClusterID"] = clusterID
  43 $arvados_config_defaults["SourceTimestamp"] = Time.rfc3339(confs["SourceTimestamp"])
  44 $arvados_config_defaults["SourceSHA256"] = confs["SourceSHA256"]
  45
  46 if ENV["ARVADOS_CONFIG"] == "none"
  47   # Don't load config. This magic value is set by packaging scripts so
  48   # they can run "rake assets:precompile" without a real config.
  49   $arvados_config_global = $arvados_config_defaults.deep_dup
  50 else
  51   # Load the global config file
  52   Open3.popen2("arvados-server", "config-dump", "-skip-legacy") do |stdin, stdout, status_thread|
  53     confs = YAML.safe_load(stdout)
  54     if confs && !confs.empty?
  55       # config-dump merges defaults with user configuration, so every
  56       # key should be set.
  57       clusterID, clusterConfig = confs["Clusters"].first
  58       $arvados_config_global = clusterConfig
  59       $arvados_config_global["ClusterID"] = clusterID
  60       $arvados_config_global["SourceTimestamp"] = Time.rfc3339(confs["SourceTimestamp"])
  61       $arvados_config_global["SourceSHA256"] = confs["SourceSHA256"]
  62     else
  63       # config-dump failed, assume we will be loading from legacy
  64       # application.yml, initialize with defaults.
  65       $arvados_config_global = $arvados_config_defaults.deep_dup
  66     end
  67   end
  68 end
  69
  70 # Now make a copy
  71 $arvados_config = $arvados_config_global.deep_dup
  72 $arvados_config["LoadTimestamp"] = load_time
  73
  74 def arrayToHash cfg, k, v
  75   val = {}
  76   v.each do |entry|
  77     val[entry.to_s] = {}
  78   end
  79   ConfigLoader.set_cfg cfg, k, val
  80 end
  81
  82 # Declare all our configuration items.
  83 arvcfg = ConfigLoader.new
  84 arvcfg.declare_config "ClusterID", NonemptyString, :uuid_prefix
  85 arvcfg.declare_config "ManagementToken", String, :ManagementToken
  86 arvcfg.declare_config "SystemRootToken", String
  87 arvcfg.declare_config "API.DisabledAPIs", Hash, :disable_api_methods, ->(cfg, k, v) { arrayToHash cfg, "API.DisabledAPIs", v }
  88 arvcfg.declare_config "API.MaxRequestSize", Integer, :max_request_size
  89 arvcfg.declare_config "API.MaxIndexDatabaseRead", Integer, :max_index_database_read
  90 arvcfg.declare_config "API.MaxItemsPerResponse", Integer, :max_items_per_response
  91 arvcfg.declare_config "API.MaxTokenLifetime", ActiveSupport::Duration
  92 arvcfg.declare_config "API.RequestTimeout", ActiveSupport::Duration
  93 arvcfg.declare_config "API.AsyncPermissionsUpdateInterval", ActiveSupport::Duration, :async_permissions_update_interval
  94 arvcfg.declare_config "Users.AutoSetupNewUsers", Boolean, :auto_setup_new_users
  95 arvcfg.declare_config "Users.AutoSetupNewUsersWithVmUUID", String, :auto_setup_new_users_with_vm_uuid
  96 arvcfg.declare_config "Users.AutoSetupUsernameBlacklist", Hash, :auto_setup_name_blacklist, ->(cfg, k, v) { arrayToHash cfg, "Users.AutoSetupUsernameBlacklist", v }
  97 arvcfg.declare_config "Users.NewUsersAreActive", Boolean, :new_users_are_active
  98 arvcfg.declare_config "Users.AutoAdminUserWithEmail", String, :auto_admin_user
  99 arvcfg.declare_config "Users.AutoAdminFirstUser", Boolean, :auto_admin_first_user
 100 arvcfg.declare_config "Users.UserProfileNotificationAddress", String, :user_profile_notification_address
 101 arvcfg.declare_config "Users.AdminNotifierEmailFrom", String, :admin_notifier_email_from
 102 arvcfg.declare_config "Users.EmailSubjectPrefix", String, :email_subject_prefix
 103 arvcfg.declare_config "Users.UserNotifierEmailFrom", String, :user_notifier_email_from
 104 arvcfg.declare_config "Users.UserNotifierEmailBcc", Hash
 105 arvcfg.declare_config "Users.NewUserNotificationRecipients", Hash, :new_user_notification_recipients, ->(cfg, k, v) { arrayToHash cfg, "Users.NewUserNotificationRecipients", v }
 106 arvcfg.declare_config "Users.NewInactiveUserNotificationRecipients", Hash, :new_inactive_user_notification_recipients, method(:arrayToHash)
 107 arvcfg.declare_config "Users.CanCreateRoleGroups", Boolean
 108 arvcfg.declare_config "Users.RoleGroupsVisibleToAll", Boolean
 109 arvcfg.declare_config "Login.LoginCluster", String
 110 arvcfg.declare_config "Login.TrustedClients", Hash
 111 arvcfg.declare_config "Login.RemoteTokenRefresh", ActiveSupport::Duration
 112 arvcfg.declare_config "Login.TokenLifetime", ActiveSupport::Duration
 113 arvcfg.declare_config "TLS.Insecure", Boolean, :sso_insecure
 114 arvcfg.declare_config "AuditLogs.MaxAge", ActiveSupport::Duration, :max_audit_log_age
 115 arvcfg.declare_config "AuditLogs.MaxDeleteBatch", Integer, :max_audit_log_delete_batch
 116 arvcfg.declare_config "AuditLogs.UnloggedAttributes", Hash, :unlogged_attributes, ->(cfg, k, v) { arrayToHash cfg, "AuditLogs.UnloggedAttributes", v }
 117 arvcfg.declare_config "SystemLogs.MaxRequestLogParamsSize", Integer, :max_request_log_params_size
 118 arvcfg.declare_config "Collections.DefaultReplication", Integer, :default_collection_replication
 119 arvcfg.declare_config "Collections.DefaultTrashLifetime", ActiveSupport::Duration, :default_trash_lifetime
 120 arvcfg.declare_config "Collections.CollectionVersioning", Boolean, :collection_versioning
 121 arvcfg.declare_config "Collections.PreserveVersionIfIdle", ActiveSupport::Duration, :preserve_version_if_idle
 122 arvcfg.declare_config "Collections.TrashSweepInterval", ActiveSupport::Duration, :trash_sweep_interval
 123 arvcfg.declare_config "Collections.BlobSigningKey", String, :blob_signing_key
 124 arvcfg.declare_config "Collections.BlobSigningTTL", ActiveSupport::Duration, :blob_signature_ttl
 125 arvcfg.declare_config "Collections.BlobSigning", Boolean, :permit_create_collection_with_unsigned_manifest, ->(cfg, k, v) { ConfigLoader.set_cfg cfg, "Collections.BlobSigning", !v }
 126 arvcfg.declare_config "Collections.ForwardSlashNameSubstitution", String
 127 arvcfg.declare_config "Containers.SupportedDockerImageFormats", Hash, :docker_image_formats, ->(cfg, k, v) { arrayToHash cfg, "Containers.SupportedDockerImageFormats", v }
 128 arvcfg.declare_config "Containers.LogReuseDecisions", Boolean, :log_reuse_decisions
 129 arvcfg.declare_config "Containers.DefaultKeepCacheRAM", Integer, :container_default_keep_cache_ram
 130 arvcfg.declare_config "Containers.MaxDispatchAttempts", Integer, :max_container_dispatch_attempts
 131 arvcfg.declare_config "Containers.MaxRetryAttempts", Integer, :container_count_max
 132 arvcfg.declare_config "Containers.AlwaysUsePreemptibleInstances", Boolean, :preemptible_instances
 133 arvcfg.declare_config "Containers.Logging.LogUpdatePeriod", ActiveSupport::Duration, :crunch_log_update_period
 134 arvcfg.declare_config "Containers.Logging.LogUpdateSize", Integer, :crunch_log_update_size
 135 arvcfg.declare_config "Mail.MailchimpAPIKey", String, :mailchimp_api_key
 136 arvcfg.declare_config "Mail.MailchimpListID", String, :mailchimp_list_id
 137 arvcfg.declare_config "Services.Controller.ExternalURL", URI
 138 arvcfg.declare_config "Services.Workbench1.ExternalURL", URI, :workbench_address
 139 arvcfg.declare_config "Services.Websocket.ExternalURL", URI, :websocket_address
 140 arvcfg.declare_config "Services.WebDAV.ExternalURL", URI, :keep_web_service_url
 141 arvcfg.declare_config "RemoteClusters", Hash, :remote_hosts, ->(cfg, k, v) {
 142   h = if cfg["RemoteClusters"] then
 143         cfg["RemoteClusters"].deep_dup
 144       else
 145         {}
 146       end
 147   v.each do |clusterid, host|
 148     if h[clusterid].nil?
 149       h[clusterid] = {
 150         "Host" => host,
 151         "Proxy" => true,
 152         "Scheme" => "https",
 153         "Insecure" => false,
 154         "ActivateUsers" => false
 155       }
 156     end
 157   end
 158   ConfigLoader.set_cfg cfg, "RemoteClusters", h
 159 }
 160 arvcfg.declare_config "RemoteClusters.*.Proxy", Boolean, :remote_hosts_via_dns
 161 arvcfg.declare_config "StorageClasses", Hash
 162
 163 dbcfg = ConfigLoader.new
 164
 165 dbcfg.declare_config "PostgreSQL.ConnectionPool", Integer, :pool
 166 dbcfg.declare_config "PostgreSQL.Connection.host", String, :host
 167 dbcfg.declare_config "PostgreSQL.Connection.port", String, :port
 168 dbcfg.declare_config "PostgreSQL.Connection.user", String, :username
 169 dbcfg.declare_config "PostgreSQL.Connection.password", String, :password
 170 dbcfg.declare_config "PostgreSQL.Connection.dbname", String, :database
 171 dbcfg.declare_config "PostgreSQL.Connection.template", String, :template
 172 dbcfg.declare_config "PostgreSQL.Connection.encoding", String, :encoding
 173 dbcfg.declare_config "PostgreSQL.Connection.collation", String, :collation
 174
 175 application_config = {}
 176 %w(application.default application).each do |cfgfile|
 177   path = "#{::Rails.root.to_s}/config/#{cfgfile}.yml"
 178   confs = ConfigLoader.load(path, erb: true)
 179   # Ignore empty YAML file:
 180   next if confs == nil
 181   application_config.deep_merge!(confs['common'] || {})
 182   application_config.deep_merge!(confs[::Rails.env.to_s] || {})
 183 end
 184
 185 db_config = {}
 186 path = "#{::Rails.root.to_s}/config/database.yml"
 187 if !ENV['ARVADOS_CONFIG_NOLEGACY'] && File.exist?(path)
 188   db_config = ConfigLoader.load(path, erb: true)
 189 end
 190
 191 $remaining_config = arvcfg.migrate_config(application_config, $arvados_config)
 192 dbcfg.migrate_config(db_config[::Rails.env.to_s] || {}, $arvados_config)
 193
 194 if application_config[:auto_activate_users_from]
 195   application_config[:auto_activate_users_from].each do |cluster|
 196     if $arvados_config.RemoteClusters[cluster]
 197       $arvados_config.RemoteClusters[cluster]["ActivateUsers"] = true
 198     end
 199   end
 200 end
 201
 202 if application_config[:host] || application_config[:port] || application_config[:scheme]
 203   if !application_config[:host] || application_config[:host].empty?
 204     raise "Must set 'host' when setting 'port' or 'scheme'"
 205   end
 206   $arvados_config.Services["Controller"]["ExternalURL"] = URI((application_config[:scheme] || "https")+"://"+application_config[:host]+
 207                                                               (if application_config[:port] then ":#{application_config[:port]}" else "" end))
 208 end
 209
 210 # Checks for wrongly typed configuration items, coerces properties
 211 # into correct types (such as Duration), and optionally raise error
 212 # for essential configuration that can't be empty.
 213 arvcfg.coercion_and_check $arvados_config_defaults, check_nonempty: false
 214 arvcfg.coercion_and_check $arvados_config_global, check_nonempty: false
 215 arvcfg.coercion_and_check $arvados_config, check_nonempty: true
 216 dbcfg.coercion_and_check $arvados_config, check_nonempty: true
 217
 218 # * $arvados_config_defaults is the defaults
 219 # * $arvados_config_global is $arvados_config_defaults merged with the contents of /etc/arvados/config.yml
 220 # These are used by the rake config: tasks
 221 #
 222 # * $arvados_config is $arvados_config_global merged with the migrated contents of application.yml
 223 # This is what actually gets copied into the Rails configuration object.
 224
 225 if $arvados_config["Collections"]["DefaultTrashLifetime"] < 86400.seconds then
 226   raise "default_trash_lifetime is %d, must be at least 86400" % Rails.configuration.Collections.DefaultTrashLifetime
 227 end
 228
 229 default_storage_classes = []
 230 $arvados_config["StorageClasses"].each do |cls, cfg|
 231   if cfg["Default"]
 232     default_storage_classes << cls
 233   end
 234 end
 235 if default_storage_classes.length == 0
 236   default_storage_classes = ["default"]
 237 end
 238 $arvados_config["DefaultStorageClasses"] = default_storage_classes.sort
 239
 240 #
 241 # Special case for test database where there's no database.yml,
 242 # because the Arvados config.yml doesn't have a concept of multiple
 243 # rails environments.
 244 #
 245 if ::Rails.env.to_s == "test" && db_config["test"].nil?
 246   $arvados_config["PostgreSQL"]["Connection"]["dbname"] = "arvados_test"
 247 end
 248 if ::Rails.env.to_s == "test"
 249   # Use template0 when creating a new database. Avoids
 250   # character-encoding/collation problems.
 251   $arvados_config["PostgreSQL"]["Connection"]["template"] = "template0"
 252   # Some test cases depend on en_US.UTF-8 collation.
 253   $arvados_config["PostgreSQL"]["Connection"]["collation"] = "en_US.UTF-8"
 254 end
 255
 256 if ENV["ARVADOS_CONFIG"] == "none"
 257   # We need the postgresql connection URI to be valid, even if we
 258   # don't use it.
 259   $arvados_config["PostgreSQL"]["Connection"]["host"] = "localhost"
 260   $arvados_config["PostgreSQL"]["Connection"]["user"] = "x"
 261   $arvados_config["PostgreSQL"]["Connection"]["password"] = "x"
 262   $arvados_config["PostgreSQL"]["Connection"]["dbname"] = "x"
 263 end
 264
 265 if $arvados_config["PostgreSQL"]["Connection"]["password"].empty?
 266   raise "Database password is empty, PostgreSQL section is: #{$arvados_config["PostgreSQL"]}"
 267 end
 268
 269 dbhost = $arvados_config["PostgreSQL"]["Connection"]["host"]
 270 if $arvados_config["PostgreSQL"]["Connection"]["port"] != 0
 271   dbhost += ":#{$arvados_config["PostgreSQL"]["Connection"]["port"]}"
 272 end
 273
 274 #
 275 # If DATABASE_URL is set, then ActiveRecord won't error out if database.yml doesn't exist.
 276 #
 277 # For config migration, we've previously populated the PostgreSQL
 278 # section of the config from database.yml
 279 #
 280 database_url = "postgresql://#{CGI.escape $arvados_config["PostgreSQL"]["Connection"]["user"]}:"+
 281                       "#{CGI.escape $arvados_config["PostgreSQL"]["Connection"]["password"]}@"+
 282                       "#{dbhost}/#{CGI.escape $arvados_config["PostgreSQL"]["Connection"]["dbname"]}?"+
 283                       "template=#{$arvados_config["PostgreSQL"]["Connection"]["template"]}&"+
 284                       "encoding=#{$arvados_config["PostgreSQL"]["Connection"]["client_encoding"]}&"+
 285                       "collation=#{$arvados_config["PostgreSQL"]["Connection"]["collation"]}&"+
 286                       "pool=#{$arvados_config["PostgreSQL"]["ConnectionPool"]}"
 287
 288 ENV["DATABASE_URL"] = database_url
 289
 290 Server::Application.configure do
 291   # Copy into the Rails config object.  This also turns Hash into
 292   # OrderedOptions so that application code can use
 293   # Rails.configuration.API.Blah instead of
 294   # Rails.configuration.API["Blah"]
 295   ConfigLoader.copy_into_config $arvados_config, config
 296   ConfigLoader.copy_into_config $remaining_config, config
 297
 298   # We don't rely on cookies for authentication, so instead of
 299   # requiring a signing key in config, we assign a new random one at
 300   # startup.
 301   secrets.secret_key_base = rand(1<<255).to_s(36)
 302 end