package command import ( "io/ioutil" "path/filepath" ) func init() { cmdScaffold.Run = runScaffold // break init cycle } var cmdScaffold = &Command{ UsageLine: "scaffold [filer]", Short: "generate basic configuration files", Long: `Generate filer.toml with all possible configurations for you to customize. `, } var ( outputPath = cmdScaffold.Flag.String("output", "", "if not empty, save the configuration file to this directory") config = cmdScaffold.Flag.String("config", "filer", "[filer|replication] the configuration file to generate") ) func runScaffold(cmd *Command, args []string) bool { content := "" switch *config { case "filer": content = FILER_TOML_EXAMPLE case "replication": content = REPLICATION_TOML_EXAMPLE } if content == "" { println("need a valid -config option") return false } if *outputPath != "" { ioutil.WriteFile(filepath.Join(*outputPath, *config+".toml"), []byte(content), 0x755) } else { println(content) } return true } const ( FILER_TOML_EXAMPLE = ` # A sample TOML config file for SeaweedFS filer store # Used with "weed filer" or "weed server -filer" # Put this file to one of the location, with descending priority # ./filer.toml # $HOME/.seaweedfs/filer.toml # /etc/seaweedfs/filer.toml [memory] # local in memory, mostly for testing purpose enabled = false [leveldb] # local on disk, mostly for simple single-machine setup, fairly scalable enabled = true dir = "." # directory to store level db files #################################################### # multiple filers on shared storage, fairly scalable #################################################### [mysql] # CREATE TABLE IF NOT EXISTS filemeta ( # dirhash BIGINT COMMENT 'first 64 bits of MD5 hash value of directory field', # name VARCHAR(1000) COMMENT 'directory or file name', # directory VARCHAR(4096) COMMENT 'full path to parent directory', # meta BLOB, # PRIMARY KEY (dirhash, name) # ) DEFAULT CHARSET=utf8; enabled = false hostname = "localhost" port = 3306 username = "root" password = "" database = "" # create or use an existing database connection_max_idle = 2 connection_max_open = 100 [postgres] # CREATE TABLE IF NOT EXISTS filemeta ( # dirhash BIGINT, # name VARCHAR(1000), # directory VARCHAR(4096), # meta bytea, # PRIMARY KEY (dirhash, name) # ); enabled = false hostname = "localhost" port = 5432 username = "postgres" password = "" database = "" # create or use an existing database sslmode = "disable" connection_max_idle = 100 connection_max_open = 100 [cassandra] # CREATE TABLE filemeta ( # directory varchar, # name varchar, # meta blob, # PRIMARY KEY (directory, name) # ) WITH CLUSTERING ORDER BY (name ASC); enabled = false keyspace="seaweedfs" hosts=[ "localhost:9042", ] [redis] enabled = false address = "localhost:6379" password = "" db = 0 [redis_cluster] enabled = false addresses = [ "localhost:30001", "localhost:30002", "localhost:30003", "localhost:30004", "localhost:30005", "localhost:30006", ] #################################################### # notification # sends filer updates for each file to an external message queue #################################################### [notification.log] enabled = false [notification.kafka] enabled = false hosts = [ "localhost:9092" ] topic = "seaweedfs_filer" ` REPLICATION_TOML_EXAMPLE = ` # A sample TOML config file for replicating SeaweedFS filer # Used with "weed filer.replicate" # Put this file to one of the location, with descending priority # ./replication.toml # $HOME/.seaweedfs/replication.toml # /etc/seaweedfs/replication.toml [source.filer] enabled = true grpcAddress = "localhost:18888" directory = "/buckets" # all files under this directory tree are replicated [notification.kafka] enabled = false hosts = [ "localhost:9092" ] topic = "seaweedfs_filer1_to_filer2" offsetFile = "./last.offset" offsetSaveIntervalSeconds = 10 [sink.filer] enabled = false grpcAddress = "localhost:18888" directory = "/backup" # all replicated files are under this directory tree replication = "" collection = "" ttlSec = 0 [sink.s3] # read credentials doc at https://docs.aws.amazon.com/sdk-for-go/v1/developer-guide/sessions.html # default loads credentials from the shared credentials file (~/.aws/credentials). enabled = false aws_access_key_id = "" # if empty, loads from the shared credentials file (~/.aws/credentials). aws_secret_access_key = "" # if empty, loads from the shared credentials file (~/.aws/credentials). region = "us-east-2" bucket = "your_bucket_name" # an existing bucket directory = "" # destination directory (do not prefix or suffix with "/") [sink.google_cloud_storage] # read credentials doc at https://cloud.google.com/docs/authentication/getting-started enabled = false google_application_credentials = "/path/to/x.json" # path to json credential file bucket = "your_bucket_seaweedfs" # an existing bucket directory = "/" # destination directory ` )