/
client.go
62 lines (50 loc) · 1.23 KB
/
client.go
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package client
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io/ioutil"
"net"
"net/http"
"go.aporeto.io/trireme-lib/common"
)
// Client is an api client structure.
type Client struct {
addr *net.UnixAddr
}
// NewClient creates a new client.
func NewClient(path string) (*Client, error) {
addr, err := net.ResolveUnixAddr("unix", path)
if err != nil {
return nil, fmt.Errorf("invalid address: %s", err)
}
return &Client{addr: addr}, nil
}
// SendRequest sends a request to the remote.
// TODO: Add retries
func (c *Client) SendRequest(event *common.EventInfo) error {
httpc := http.Client{
Transport: &http.Transport{
DialContext: func(_ context.Context, _, _ string) (net.Conn, error) {
return net.DialUnix("unix", nil, c.addr)
},
},
}
b := new(bytes.Buffer)
if err := json.NewEncoder(b).Encode(event); err != nil {
return fmt.Errorf("Unable to encode message: %s", err)
}
resp, err := httpc.Post("http://unix", "application/json", b)
if err != nil {
return err
}
if resp.StatusCode == http.StatusAccepted {
return nil
}
errorBuffer, err := ioutil.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("Invalid request: %s", err)
}
return fmt.Errorf("Invalid request : %s", string(errorBuffer))
}