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//go:build !windows
// +build !windows
package plugins // import "github.com/docker/docker/pkg/plugins"
import (
"fmt"
"net"
"os"
"path/filepath"
"reflect"
"testing"
"gotest.tools/v3/assert"
)
func TestLocalSocket(t *testing.T) {
// TODO Windows: Enable a similar version for Windows named pipes
tmpdir, unregister := Setup(t)
defer unregister()
cases := []string{
filepath.Join(tmpdir, "echo.sock"),
filepath.Join(tmpdir, "echo", "echo.sock"),
}
for _, c := range cases {
if err := os.MkdirAll(filepath.Dir(c), 0755); err != nil {
t.Fatal(err)
}
l, err := net.Listen("unix", c)
if err != nil {
t.Fatal(err)
}
r := newLocalRegistry()
p, err := r.Plugin("echo")
if err != nil {
t.Fatal(err)
}
pp, err := r.Plugin("echo")
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(p, pp) {
t.Fatalf("Expected %v, was %v\n", p, pp)
}
if p.name != "echo" {
t.Fatalf("Expected plugin `echo`, got %s\n", p.name)
}
addr := fmt.Sprintf("unix://%s", c)
if p.Addr != addr {
t.Fatalf("Expected plugin addr `%s`, got %s\n", addr, p.Addr)
}
if !p.TLSConfig.InsecureSkipVerify {
t.Fatalf("Expected TLS verification to be skipped")
}
l.Close()
}
}
func TestScan(t *testing.T) {
tmpdir, unregister := Setup(t)
defer unregister()
pluginNames, err := Scan()
if err != nil {
t.Fatal(err)
}
if pluginNames != nil {
t.Fatal("Plugin names should be empty.")
}
path := filepath.Join(tmpdir, "echo.spec")
addr := "unix://var/lib/docker/plugins/echo.sock"
name := "echo"
err = os.MkdirAll(filepath.Dir(path), 0755)
if err != nil {
t.Fatal(err)
}
err = os.WriteFile(path, []byte(addr), 0644)
if err != nil {
t.Fatal(err)
}
r := newLocalRegistry()
p, err := r.Plugin(name)
assert.NilError(t, err)
pluginNamesNotEmpty, err := Scan()
if err != nil {
t.Fatal(err)
}
if len(pluginNamesNotEmpty) != 1 {
t.Fatalf("expected 1 plugin entry: %v", pluginNamesNotEmpty)
}
if p.Name() != pluginNamesNotEmpty[0] {
t.Fatalf("Unable to scan plugin with name %s", p.name)
}
}
func TestScanNotPlugins(t *testing.T) {
tmpdir, unregister := Setup(t)
defer unregister()
// not that `Setup()` above sets the sockets path and spec path dirs, which
// `Scan()` uses to find plugins to the returned `tmpdir`
notPlugin := filepath.Join(tmpdir, "not-a-plugin")
if err := os.MkdirAll(notPlugin, 0700); err != nil {
t.Fatal(err)
}
// this is named differently than the dir it's in, so the scanner should ignore it
l, err := net.Listen("unix", filepath.Join(notPlugin, "foo.sock"))
if err != nil {
t.Fatal(err)
}
defer l.Close()
// same let's test a spec path
f, err := os.Create(filepath.Join(notPlugin, "foo.spec"))
if err != nil {
t.Fatal(err)
}
defer f.Close()
names, err := Scan()
if err != nil {
t.Fatal(err)
}
if len(names) != 0 {
t.Fatalf("expected no plugins, got %v", names)
}
// Just as a sanity check, let's make an entry that the scanner should read
f, err = os.Create(filepath.Join(notPlugin, "not-a-plugin.spec"))
if err != nil {
t.Fatal(err)
}
defer f.Close()
names, err = Scan()
if err != nil {
t.Fatal(err)
}
if len(names) != 1 {
t.Fatalf("expected 1 entry in result: %v", names)
}
if names[0] != "not-a-plugin" {
t.Fatalf("expected plugin named `not-a-plugin`, got: %s", names[0])
}
}
|
