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|
package main
import (
"context"
"fmt"
"io"
"net"
"net/http"
"os"
"path/filepath"
"strings"
"testing"
"golang.org/x/sys/unix"
"github.com/lxc/incus/v6/internal/linux"
"github.com/lxc/incus/v6/internal/server/sys"
)
var testDir string
type DevIncusDialer struct {
Path string
}
func (d DevIncusDialer) DevIncusDial(context.Context, string, string) (net.Conn, error) {
addr, err := net.ResolveUnixAddr("unix", d.Path)
if err != nil {
return nil, err
}
conn, err := net.DialUnix("unix", nil, addr)
if err != nil {
return nil, err
}
return conn, err
}
func setupDir() error {
var err error
testDir, err = os.MkdirTemp("", "incus_test_devIncus_")
if err != nil {
return err
}
err = sys.SetupTestCerts(testDir)
if err != nil {
return err
}
err = os.Chmod(testDir, 0o700)
if err != nil {
return err
}
_ = os.MkdirAll(fmt.Sprintf("%s/devIncus", testDir), 0o755)
return os.Setenv("INCUS_DIR", testDir)
}
func setupSocket() (*net.UnixListener, error) {
_ = setupDir()
path := filepath.Join(testDir, "test-devIncus-sock")
addr, err := net.ResolveUnixAddr("unix", path)
if err != nil {
return nil, err
}
listener, err := net.ListenUnix("unix", addr)
if err != nil {
return nil, err
}
return listener, nil
}
func connect(path string) (*net.UnixConn, error) {
addr, err := net.ResolveUnixAddr("unix", path)
if err != nil {
return nil, err
}
conn, err := net.DialUnix("unix", nil, addr)
if err != nil {
return nil, err
}
return conn, nil
}
func TestCredsSendRecv(t *testing.T) {
result := make(chan int32, 1)
listener, err := setupSocket()
if err != nil {
t.Fatal(err)
}
defer func() { _ = listener.Close() }()
defer func() { _ = os.RemoveAll(testDir) }()
go func() {
conn, err := listener.AcceptUnix()
if err != nil {
t.Log(err)
result <- -1
return
}
defer func() { _ = conn.Close() }()
cred, err := linux.GetUcred(conn)
if err != nil {
t.Log(err)
result <- -1
return
}
result <- cred.Pid
}()
conn, err := connect(fmt.Sprintf("%s/test-devIncus-sock", testDir))
if err != nil {
t.Fatal(err)
}
defer func() { _ = conn.Close() }()
pid := <-result
if pid != int32(os.Getpid()) {
t.Fatal("pid mismatch: ", pid, os.Getpid())
}
}
/*
* Here we're not really testing the API functionality (we can't, since it
* expects us to be inside a container to work), but it is useful to test that
* all the grotty connection extracting stuff works (that is, it gets to the
* point where it realizes the pid isn't in a container without crashing).
*/
func TestHttpRequest(t *testing.T) {
_ = setupDir()
defer func() { _ = os.RemoveAll(testDir) }()
d := defaultDaemon()
d.os.MockMode = true
err := d.Init()
if err != nil {
t.Fatal(err)
}
defer func() { _ = d.Stop(context.Background(), unix.SIGQUIT) }()
c := http.Client{Transport: &http.Transport{DialContext: DevIncusDialer{Path: fmt.Sprintf("%s/guestapi/sock", testDir)}.DevIncusDial}}
raw, err := c.Get("http://1.0")
if err != nil {
t.Fatal(err)
}
if raw.StatusCode != 500 {
t.Fatal(err)
}
resp, err := io.ReadAll(raw.Body)
if err != nil {
t.Fatal(err)
}
if !strings.Contains(string(resp), errPIDNotInContainer.Error()) {
t.Fatal("resp error not expected: ", string(resp))
}
}
|
