Cloudreve/pkg/cluster/node.go
AaronLiu 056de22edb
Feat: aria2 download and transfer in slave node (#1040)
* Feat: retrieve nodes from data table

* Feat: master node ping slave node in REST API

* Feat: master send scheduled ping request

* Feat: inactive nodes recover loop

* Modify: remove database operations from aria2 RPC caller implementation

* Feat: init aria2 client in master node

* Feat: Round Robin load balancer

* Feat: create and monitor aria2 task in master node

* Feat: salve receive and handle heartbeat

* Fix: Node ID will be 0 in download record generated in older version

* Feat: sign request headers with all `X-` prefix

* Feat: API call to slave node will carry meta data in headers

* Feat: call slave aria2 rpc method from master

* Feat: get slave aria2 task status
Feat: encode slave response data using gob

* Feat: aria2 callback to master node / cancel or select task to slave node

* Fix: use dummy aria2 client when caller initialize failed in master node

* Feat: slave aria2 status event callback / salve RPC auth

* Feat: prototype for slave driven filesystem

* Feat: retry for init aria2 client in master node

* Feat: init request client with global options

* Feat: slave receive async task from master

* Fix: competition write in request header

* Refactor: dependency initialize order

* Feat: generic message queue implementation

* Feat: message queue implementation

* Feat: master waiting slave transfer result

* Feat: slave transfer file in stateless policy

* Feat: slave transfer file in slave policy

* Feat: slave transfer file in local policy

* Feat: slave transfer file in OneDrive policy

* Fix: failed to initialize update checker http client

* Feat: list slave nodes for dashboard

* Feat: test aria2 rpc connection in slave

* Feat: add and save node

* Feat: add and delete node in node pool

* Fix: temp file cannot be removed when aria2 task fails

* Fix: delete node in admin panel

* Feat: edit node and get node info

* Modify: delete unused settings
2021-10-31 09:41:56 +08:00

60 lines
1.3 KiB
Go

package cluster
import (
model "github.com/cloudreve/Cloudreve/v3/models"
"github.com/cloudreve/Cloudreve/v3/pkg/aria2/common"
"github.com/cloudreve/Cloudreve/v3/pkg/auth"
"github.com/cloudreve/Cloudreve/v3/pkg/serializer"
)
type Node interface {
// Init a node from database model
Init(node *model.Node)
// Check if given feature is enabled
IsFeatureEnabled(feature string) bool
// Subscribe node status change to a callback function
SubscribeStatusChange(callback func(isActive bool, id uint))
// Ping the node
Ping(req *serializer.NodePingReq) (*serializer.NodePingResp, error)
// Returns if the node is active
IsActive() bool
// Get instances for aria2 calls
GetAria2Instance() common.Aria2
// Returns unique id of this node
ID() uint
// Kill node and recycle resources
Kill()
// Returns if current node is master node
IsMater() bool
// Get auth instance used to check RPC call from slave to master
MasterAuthInstance() auth.Auth
// Get auth instance used to check RPC call from master to slave
SlaveAuthInstance() auth.Auth
// Get node DB model
DBModel() *model.Node
}
// Create new node from DB model
func NewNodeFromDBModel(node *model.Node) Node {
switch node.Type {
case model.SlaveNodeType:
slave := &SlaveNode{}
slave.Init(node)
return slave
default:
master := &MasterNode{}
master.Init(node)
return master
}
}