yggdrasil-network/yggdrasil-go
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Define module.Module interface, update admin/tuntap/multicast modules to comply with it, fix #581

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This commit is contained in:
Neil Alexander 2019-10-23 10:44:58 +01:00
parent fc71624919
commit a072e063d8
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GPG key ID: A02A2019A2BB0944
6 changed files with 108 additions and 42 deletions
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61
src/admin/admin.go
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@ -25,12 +25,12 @@ import (
// TODO: Add authentication
type AdminSocket struct {
core *yggdrasil.Core
log *log.Logger
reconfigure chan chan error
listenaddr string
listener net.Listener
handlers map[string]handler
core *yggdrasil.Core
log *log.Logger
listenaddr string
listener net.Listener
handlers map[string]handler
started bool
}
// Info refers to information that is returned to the admin socket handler.
@ -54,25 +54,27 @@ func (a *AdminSocket) AddHandler(name string, args []string, handlerfunc func(In
}
// init runs the initial admin setup.
func (a *AdminSocket) Init(c *yggdrasil.Core, state *config.NodeState, log *log.Logger, options interface{}) {
func (a *AdminSocket) Init(c *yggdrasil.Core, state *config.NodeState, log *log.Logger, options interface{}) error {
a.core = c
a.log = log
a.reconfigure = make(chan chan error, 1)
a.handlers = make(map[string]handler)
go func() {
for {
e := <-a.reconfigure
current, previous := state.GetCurrent(), state.GetPrevious()
if current.AdminListen != previous.AdminListen {
a.listenaddr = current.AdminListen
a.Stop()
a.Start()
}
e <- nil
}
}()
current := state.GetCurrent()
a.listenaddr = current.AdminListen
return nil
}
func (a *AdminSocket) UpdateConfig(config *config.NodeConfig) {
a.log.Debugln("Reloading admin configuration...")
if a.listenaddr != config.AdminListen {
a.listenaddr = config.AdminListen
if a.IsStarted() {
a.Stop()
}
a.Start()
}
}
func (a *AdminSocket) SetupAdminHandlers(na *AdminSocket) {
a.AddHandler("list", []string{}, func(in Info) (Info, error) {
handlers := make(map[string]interface{})
for handlername, handler := range a.handlers {
@ -81,15 +83,15 @@ func (a *AdminSocket) Init(c *yggdrasil.Core, state *config.NodeState, log *log.
return Info{"list": handlers}, nil
})
a.AddHandler("getSelf", []string{}, func(in Info) (Info, error) {
ip := c.Address().String()
subnet := c.Subnet()
ip := a.core.Address().String()
subnet := a.core.Subnet()
return Info{
"self": Info{
ip: Info{
"box_pub_key": c.EncryptionPublicKey(),
"box_pub_key": a.core.EncryptionPublicKey(),
"build_name": version.BuildName(),
"build_version": version.BuildVersion(),
"coords": fmt.Sprintf("%v", c.Coords()),
"coords": fmt.Sprintf("%v", a.core.Coords()),
"subnet": subnet.String(),
},
},
@ -312,17 +314,24 @@ func (a *AdminSocket) Init(c *yggdrasil.Core, state *config.NodeState, log *log.
})
}
// start runs the admin API socket to listen for / respond to admin API calls.
// Start runs the admin API socket to listen for / respond to admin API calls.
func (a *AdminSocket) Start() error {
if a.listenaddr != "none" && a.listenaddr != "" {
go a.listen()
a.started = true
}
return nil
}
// cleans up when stopping
// IsStarted returns true if the module has been started.
func (a *AdminSocket) IsStarted() bool {
return a.started
}
// Stop will stop the admin API and close the socket.
func (a *AdminSocket) Stop() error {
if a.listener != nil {
a.started = false
return a.listener.Close()
} else {
return nil