60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
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package csplugin
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import (
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"context"
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"fmt"
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"github.com/crowdsecurity/crowdsec/pkg/protobufs"
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plugin "github.com/hashicorp/go-plugin"
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"google.golang.org/grpc"
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)
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type Notifier interface {
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Notify(ctx context.Context, notification *protobufs.Notification) (*protobufs.Empty, error)
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Configure(ctx context.Context, cfg *protobufs.Config) (*protobufs.Empty, error)
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}
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type NotifierPlugin struct {
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plugin.Plugin
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Impl Notifier
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}
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type GRPCClient struct{ client protobufs.NotifierClient }
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func (m *GRPCClient) Notify(ctx context.Context, notification *protobufs.Notification) (*protobufs.Empty, error) {
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done := make(chan error)
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go func() {
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_, err := m.client.Notify(
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context.Background(), &protobufs.Notification{Text: notification.Text, Name: notification.Name},
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)
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done <- err
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}()
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select {
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case err := <-done:
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return &protobufs.Empty{}, err
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case <-ctx.Done():
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return &protobufs.Empty{}, fmt.Errorf("timeout exceeded")
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}
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}
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func (m *GRPCClient) Configure(ctx context.Context, config *protobufs.Config) (*protobufs.Empty, error) {
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_, err := m.client.Configure(
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context.Background(), config,
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)
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return &protobufs.Empty{}, err
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}
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type GRPCServer struct {
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Impl Notifier
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}
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func (p *NotifierPlugin) GRPCServer(broker *plugin.GRPCBroker, s *grpc.Server) error {
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protobufs.RegisterNotifierServer(s, p.Impl)
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return nil
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}
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func (p *NotifierPlugin) GRPCClient(ctx context.Context, broker *plugin.GRPCBroker, c *grpc.ClientConn) (interface{}, error) {
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return &GRPCClient{client: protobufs.NewNotifierClient(c)}, nil
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}
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