sshpoke/pkg/plugin/client.go

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package plugin
import (
"context"
"net"
"runtime"
"strconv"
"strings"
"github.com/Neur0toxine/sshpoke/pkg/convert"
"github.com/Neur0toxine/sshpoke/pkg/dto"
"github.com/Neur0toxine/sshpoke/pkg/plugin/pb"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
"google.golang.org/protobuf/types/known/emptypb"
)
type Client struct {
parent pb.PluginServiceClient
token string
close func() error
}
func NewClient(addr, token string) (*Client, error) {
conn, err := grpc.Dial(normalizeAddr(addr), grpc.WithTransportCredentials(insecure.NewCredentials()))
if err != nil {
return nil, err
}
c := &Client{
parent: pb.NewPluginServiceClient(conn),
token: token,
close: conn.Close,
}
runtime.SetFinalizer(c, connCloser)
return c, nil
}
func (c *Client) Event(ctx context.Context) (*Stream, error) {
stream, err := c.parent.Event(ctx, &emptypb.Empty{})
if err != nil {
return nil, err
}
return &Stream{stream: stream}, nil
}
func (c *Client) EventStatus(ctx context.Context, status dto.EventStatus) error {
_, err := c.parent.EventStatus(ctx, convert.AppEventStatusToMessage(status))
return err
}
func connCloser(c *Client) {
_ = c.close()
}
func normalizeAddr(addr string) string {
addr = strings.TrimSpace(addr)
if strings.HasPrefix(addr, "grpc://") {
addr = addr[7:]
}
host, port, err := net.SplitHostPort(addr)
if err != nil && err.Error() == "missing port in address" {
host, port, err = net.SplitHostPort(addr + ":" + strconv.Itoa(DefaultPort))
}
if err != nil {
return ""
}
return host + ":" + port
}