seaweedfs/weed/command/scaffold.go

398 lines
12 KiB
Go
Raw Normal View History

2018-08-19 22:36:30 +00:00
package command
import (
"io/ioutil"
"path/filepath"
)
func init() {
cmdScaffold.Run = runScaffold // break init cycle
}
var cmdScaffold = &Command{
UsageLine: "scaffold -config=[filer|notification|replication|security|master]",
2018-08-19 22:36:30 +00:00
Short: "generate basic configuration files",
Long: `Generate filer.toml with all possible configurations for you to customize.
The options can also be overwritten by environment variables.
For example, the filer.toml mysql password can be overwritten by environment variable
2020-01-29 17:11:07 +00:00
export WEED_MYSQL_PASSWORD=some_password
Environment variable rules:
* Prefix fix with "WEED_"
* Upppercase the reset of variable name.
* Replace '.' with '_'
2018-08-19 22:36:30 +00:00
`,
}
var (
outputPath = cmdScaffold.Flag.String("output", "", "if not empty, save the configuration file to this directory")
config = cmdScaffold.Flag.String("config", "filer", "[filer|notification|replication|security|master] the configuration file to generate")
2018-08-19 22:36:30 +00:00
)
func runScaffold(cmd *Command, args []string) bool {
content := ""
switch *config {
case "filer":
content = FILER_TOML_EXAMPLE
case "notification":
content = NOTIFICATION_TOML_EXAMPLE
2018-09-17 07:27:56 +00:00
case "replication":
content = REPLICATION_TOML_EXAMPLE
2019-02-10 05:07:12 +00:00
case "security":
content = SECURITY_TOML_EXAMPLE
case "master":
content = MASTER_TOML_EXAMPLE
2018-08-19 22:36:30 +00:00
}
if content == "" {
println("need a valid -config option")
return false
}
if *outputPath != "" {
ioutil.WriteFile(filepath.Join(*outputPath, *config+".toml"), []byte(content), 0644)
2018-08-19 22:36:30 +00:00
} else {
println(content)
}
return true
}
const (
FILER_TOML_EXAMPLE = `
# A sample TOML config file for SeaweedFS filer store
2018-09-23 05:12:06 +00:00
# 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
2018-08-19 21:58:24 +00:00
####################################################
# Customizable filer server options
####################################################
[filer.options]
# with http DELETE, by default the filer would check whether a folder is empty.
# recursive_delete will delete all sub folders and files, similar to "rm -Rf"
recursive_delete = false
# directories under this folder will be automatically creating a separate bucket
buckets_folder = "/buckets"
2020-02-27 08:07:13 +00:00
# directories under this folder will be store message queue data
queues_folder = "/queues"
####################################################
# The following are filer store options
####################################################
[leveldb2]
# local on disk, mostly for simple single-machine setup, fairly scalable
# faster than previous leveldb, recommended.
2018-09-23 16:26:25 +00:00
enabled = true
2018-08-19 21:58:24 +00:00
dir = "." # directory to store level db files
2019-08-05 23:45:19 +00:00
[mysql] # or tidb
2018-08-19 21:58:24 +00:00
# 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 TEXT COMMENT 'full path to parent directory',
# meta LONGBLOB,
2018-08-19 21:58:24 +00:00
# PRIMARY KEY (dirhash, name)
# ) DEFAULT CHARSET=utf8;
2018-09-23 16:26:25 +00:00
enabled = false
2018-08-19 21:58:24 +00:00
hostname = "localhost"
port = 3306
username = "root"
password = ""
database = "" # create or use an existing database
connection_max_idle = 2
connection_max_open = 100
interpolateParams = false
2018-08-19 21:58:24 +00:00
2019-08-05 23:45:19 +00:00
[postgres] # or cockroachdb
2018-08-19 21:58:24 +00:00
# CREATE TABLE IF NOT EXISTS filemeta (
# dirhash BIGINT,
# name VARCHAR(65535),
# directory VARCHAR(65535),
2018-08-19 21:58:24 +00:00
# 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]
2018-09-23 16:26:25 +00:00
enabled = false
2018-08-19 21:58:24 +00:00
address = "localhost:6379"
password = ""
database = 0
2018-08-19 21:58:24 +00:00
[redis_cluster]
enabled = false
addresses = [
"localhost:30001",
"localhost:30002",
"localhost:30003",
"localhost:30004",
"localhost:30005",
"localhost:30006",
2018-08-19 21:58:24 +00:00
]
password = ""
# allows reads from slave servers or the master, but all writes still go to the master
readOnly = true
# automatically use the closest Redis server for reads
routeByLatency = true
2018-08-19 21:58:24 +00:00
2019-08-01 02:16:45 +00:00
[etcd]
enabled = false
servers = "localhost:2379"
timeout = "3s"
`
NOTIFICATION_TOML_EXAMPLE = `
# A sample TOML config file for SeaweedFS filer store
# Used by both "weed filer" or "weed server -filer" and "weed filer.replicate"
# Put this file to one of the location, with descending priority
# ./notification.toml
# $HOME/.seaweedfs/notification.toml
# /etc/seaweedfs/notification.toml
2018-08-19 22:36:30 +00:00
2018-08-19 21:58:24 +00:00
####################################################
# notification
# send and receive filer updates for each file to an external message queue
2018-08-19 21:58:24 +00:00
####################################################
[notification.log]
# this is only for debugging perpose and does not work with "weed filer.replicate"
2018-09-23 16:26:25 +00:00
enabled = false
2018-08-19 21:58:24 +00:00
2018-08-19 21:58:24 +00:00
[notification.kafka]
enabled = false
hosts = [
"localhost:9092"
]
topic = "seaweedfs_filer"
offsetFile = "./last.offset"
offsetSaveIntervalSeconds = 10
2018-08-19 21:58:24 +00:00
[notification.aws_sqs]
# experimental, let me know if it works
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"
sqs_queue_name = "my_filer_queue" # an existing queue name
[notification.google_pub_sub]
# 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
project_id = "" # an existing project id
topic = "seaweedfs_filer_topic" # a topic, auto created if does not exists
[notification.gocdk_pub_sub]
# The Go Cloud Development Kit (https://gocloud.dev).
# PubSub API (https://godoc.org/gocloud.dev/pubsub).
# Supports AWS SNS/SQS, Azure Service Bus, Google PubSub, NATS and RabbitMQ.
enabled = false
# This URL will Dial the RabbitMQ server at the URL in the environment
# variable RABBIT_SERVER_URL and open the exchange "myexchange".
# The exchange must have already been created by some other means, like
# the RabbitMQ management plugin.
topic_url = "rabbit://myexchange"
2019-04-05 17:43:38 +00:00
sub_url = "rabbit://myqueue"
2018-09-17 07:27:56 +00:00
`
2018-09-17 07:27:56 +00:00
REPLICATION_TOML_EXAMPLE = `
2018-09-23 05:12:06 +00:00
# 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
2018-09-17 07:27:56 +00:00
[source.filer]
enabled = true
grpcAddress = "localhost:18888"
2018-12-05 10:03:03 +00:00
# all files under this directory tree are replicated.
# this is not a directory on your hard drive, but on your filer.
# i.e., all files with this "prefix" are sent to notification message queue.
2019-08-01 02:16:45 +00:00
directory = "/buckets"
2018-09-17 07:27:56 +00:00
[sink.filer]
2018-10-04 06:36:52 +00:00
enabled = false
2018-09-17 07:27:56 +00:00
grpcAddress = "localhost:18888"
2018-12-05 10:03:03 +00:00
# all replicated files are under this directory tree
2019-08-01 02:16:45 +00:00
# this is not a directory on your hard drive, but on your filer.
2018-12-05 10:03:03 +00:00
# i.e., all received files will be "prefixed" to this directory.
2019-08-01 02:16:45 +00:00
directory = "/backup"
2018-09-22 07:53:52 +00:00
replication = ""
collection = ""
ttlSec = 0
2018-09-17 07:27:56 +00:00
2018-10-04 06:36:52 +00:00
[sink.s3]
# read credentials doc at https://docs.aws.amazon.com/sdk-for-go/v1/developer-guide/sessions.html
2019-08-01 02:16:45 +00:00
# default loads credentials from the shared credentials file (~/.aws/credentials).
2018-10-04 06:36:52 +00:00
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
2018-11-04 19:58:59 +00:00
directory = "/" # destination directory
2018-10-04 06:36:52 +00:00
2018-10-04 08:14:44 +00:00
[sink.google_cloud_storage]
# read credentials doc at https://cloud.google.com/docs/authentication/getting-started
2018-10-04 08:14:44 +00:00
enabled = false
google_application_credentials = "/path/to/x.json" # path to json credential file
bucket = "your_bucket_seaweedfs" # an existing bucket
directory = "/" # destination directory
2018-10-04 08:14:44 +00:00
2018-10-09 08:35:48 +00:00
[sink.azure]
2018-10-24 06:59:40 +00:00
# experimental, let me know if it works
2018-10-09 08:35:48 +00:00
enabled = false
account_name = ""
account_key = ""
container = "mycontainer" # an existing container
2018-11-04 19:58:59 +00:00
directory = "/" # destination directory
2018-10-09 08:35:48 +00:00
2018-10-24 06:59:40 +00:00
[sink.backblaze]
enabled = false
2018-11-04 19:58:59 +00:00
b2_account_id = ""
b2_master_application_key = ""
2018-10-24 06:59:40 +00:00
bucket = "mybucket" # an existing bucket
2018-11-04 19:58:59 +00:00
directory = "/" # destination directory
2018-10-24 06:59:40 +00:00
2019-02-10 05:07:12 +00:00
`
SECURITY_TOML_EXAMPLE = `
# Put this file to one of the location, with descending priority
# ./security.toml
# $HOME/.seaweedfs/security.toml
# /etc/seaweedfs/security.toml
2019-02-10 05:07:12 +00:00
# this file is read by master, volume server, and filer
2019-05-04 15:42:25 +00:00
# the jwt signing key is read by master and volume server.
# a jwt defaults to expire after 10 seconds.
[jwt.signing]
key = ""
2019-05-04 15:42:25 +00:00
expires_after_seconds = 10 # seconds
2019-02-10 05:07:12 +00:00
2019-06-06 07:29:02 +00:00
# jwt for read is only supported with master+volume setup. Filer does not support this mode.
[jwt.signing.read]
key = ""
expires_after_seconds = 10 # seconds
2019-02-20 05:10:10 +00:00
# all grpc tls authentications are mutual
# the values for the following ca, cert, and key are paths to the PERM files.
2019-06-06 07:29:02 +00:00
# the host name is not checked, so the PERM files can be shared.
2019-02-18 20:11:52 +00:00
[grpc]
ca = ""
[grpc.volume]
cert = ""
2019-02-20 05:10:10 +00:00
key = ""
2019-02-18 20:11:52 +00:00
[grpc.master]
cert = ""
2019-02-20 05:10:10 +00:00
key = ""
2019-02-18 20:11:52 +00:00
[grpc.filer]
cert = ""
2020-02-27 08:07:13 +00:00
key = ""
2020-03-04 08:39:47 +00:00
[grpc.msg_broker]
2020-02-27 08:07:13 +00:00
cert = ""
2019-02-20 05:10:10 +00:00
key = ""
2019-02-18 20:11:52 +00:00
# use this for any place needs a grpc client
# i.e., "weed backup|benchmark|filer.copy|filer.replicate|mount|s3|upload"
[grpc.client]
cert = ""
2019-02-20 05:10:10 +00:00
key = ""
2019-02-18 20:11:52 +00:00
2019-02-25 08:43:36 +00:00
# volume server https options
# Note: work in progress!
# this does not work with other clients, e.g., "weed filer|mount" etc, yet.
[https.client]
enabled = true
[https.volume]
cert = ""
key = ""
`
MASTER_TOML_EXAMPLE = `
# Put this file to one of the location, with descending priority
# ./master.toml
# $HOME/.seaweedfs/master.toml
# /etc/seaweedfs/master.toml
# this file is read by master
[master.maintenance]
2019-06-05 08:48:03 +00:00
# periodically run these scripts are the same as running them from 'weed shell'
scripts = """
ec.encode -fullPercent=95 -quietFor=1h
ec.rebuild -force
ec.balance -force
volume.balance -force
"""
2019-06-06 07:39:08 +00:00
sleep_minutes = 17 # sleep minutes between each script execution
[master.filer]
default_filer_url = "http://localhost:8888/"
2019-11-11 01:15:17 +00:00
[master.sequencer]
2019-11-29 02:04:25 +00:00
type = "memory" # Choose [memory|etcd] type for storing the file id sequence
2019-11-11 01:15:17 +00:00
# when sequencer.type = etcd, set listen client urls of etcd cluster that store file id sequence
# example : http://127.0.0.1:2379,http://127.0.0.1:2389
2019-11-29 02:04:25 +00:00
sequencer_etcd_urls = "http://127.0.0.1:2379"
2019-11-11 01:15:17 +00:00
# configurations for tiered cloud storage
# old volumes are transparently moved to cloud for cost efficiency
[storage.backend]
[storage.backend.s3.default]
2019-11-29 02:47:51 +00:00
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
2019-11-19 03:24:34 +00:00
# create this number of logical volumes if no more writable volumes
2020-02-27 21:15:21 +00:00
# count_x means how many copies of data.
# e.g.:
# 000 has only one copy, count_1
# 010 and 001 has two copies, count_2
# 011 has only 3 copies, count_3
[master.volume_growth]
count_1 = 7 # create 1 x 7 = 7 actual volumes
count_2 = 6 # create 2 x 6 = 12 actual volumes
count_3 = 3 # create 3 x 3 = 9 actual volumes
count_other = 1 # create n x 1 = n actual volumes
2018-08-19 22:36:30 +00:00
`
)