92 lines
2.3 KiB
Go
92 lines
2.3 KiB
Go
package server
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import (
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"context"
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"errors"
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"sync"
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"github.com/Neur0toxine/sshpoke/internal/config"
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"github.com/Neur0toxine/sshpoke/internal/logger"
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"github.com/Neur0toxine/sshpoke/internal/server/driver"
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"github.com/Neur0toxine/sshpoke/internal/server/driver/iface"
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"github.com/Neur0toxine/sshpoke/internal/server/driver/plugin"
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"github.com/Neur0toxine/sshpoke/pkg/dto"
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)
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type Manager struct {
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rw sync.RWMutex
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servers map[string]iface.Driver
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plugins map[string]plugin.Plugin
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defaultServer string
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}
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var DefaultManager *Manager
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var (
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ErrNoServer = errors.New("server is not specified")
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ErrNoSuchServer = errors.New("server does not exist")
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)
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func NewManager(ctx context.Context, servers []config.Server, defaultServer string) *Manager {
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m := &Manager{
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servers: make(map[string]iface.Driver),
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plugins: make(map[string]plugin.Plugin),
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defaultServer: defaultServer,
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}
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for _, serverConfig := range servers {
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server, err := driver.New(ctx, serverConfig.Name, serverConfig.Driver, serverConfig.Params)
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if err != nil {
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logger.Sugar.Errorf("cannot initialize server '%s': %s", serverConfig.Name, err)
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continue
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}
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if server.Driver() == config.DriverPlugin {
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pl := server.(plugin.Plugin)
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if pl.Token() == "" {
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logger.Sugar.Warnf("server '%s' will not work because it doesn't have a token", pl.Name())
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continue
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}
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existing, found := m.plugins[pl.Token()]
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if found {
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logger.Sugar.Fatalw("two plugins cannot have the same token",
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"plugin1", existing.Name(), "plugin2", pl.Name(), "token", pl.Token())
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}
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m.plugins[pl.Token()] = pl
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}
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m.servers[serverConfig.Name] = server
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}
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return m
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}
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func (m *Manager) ProcessEvent(event dto.Event) error {
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serverName := event.Container.Server
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if serverName == "" {
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serverName = m.defaultServer
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}
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if serverName == "" {
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return ErrNoServer
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}
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defer m.rw.RUnlock()
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m.rw.RLock()
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srv, ok := m.servers[event.Container.Server]
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if !ok {
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return ErrNoSuchServer
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}
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return srv.Handle(event)
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}
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func (m *Manager) PluginByToken(token string) plugin.Plugin {
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server, ok := m.plugins[token]
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if !ok {
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return nil
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}
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return server
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}
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func (m *Manager) WaitForShutdown() {
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defer m.rw.RUnlock()
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m.rw.RLock()
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for _, srv := range m.servers {
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srv.WaitForShutdown()
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}
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return
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}
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