Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

plugins/secretstores/os/os_test.go

@@ -0,0 +1,89 @@
+//go:build darwin || linux || windows
+
+package os
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/influxdata/telegraf/internal/choice"
+)
+
+// In docker, access to the keyring is disabled by default see
+// https://docs.docker.com/engine/security/seccomp/.
+// You will see the following error then.
+const dockerErr = "opening keyring failed: Specified keyring backend not available"
+
+func TestSampleConfig(t *testing.T) {
+	plugin := &OS{}
+	require.NotEmpty(t, plugin.SampleConfig())
+}
+
+func TestInitFail(t *testing.T) {
+	tests := []struct {
+		name     string
+		plugin   *OS
+		expected string
+	}{
+		{
+			name:     "invalid id",
+			plugin:   &OS{},
+			expected: "id missing",
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			err := tt.plugin.Init()
+			require.ErrorContains(t, err, tt.expected)
+		})
+	}
+}
+
+func TestResolverInvalid(t *testing.T) {
+	plugin := &OS{ID: "test"}
+
+	// In docker, access to the keyring is disabled by default
+	// see https://docs.docker.com/engine/security/seccomp/.
+	err := plugin.Init()
+	if err != nil && err.Error() == dockerErr {
+		t.Skip("Kernel keyring not available!")
+	}
+	require.NoError(t, err)
+
+	// Make sure the key does not exist and try to read that key
+	testKey := "foobar secret key"
+	keys, err := plugin.List()
+	require.NoError(t, err)
+	for choice.Contains(testKey, keys) {
+		testKey += "x"
+	}
+	// Get the resolver
+	resolver, err := plugin.GetResolver(testKey)
+	require.NoError(t, err)
+	require.NotNil(t, resolver)
+	_, _, err = resolver()
+	require.Error(t, err)
+}
+
+func TestGetNonExisting(t *testing.T) {
+	plugin := &OS{ID: "test"}
+
+	// In docker, access to the keyring is disabled by default
+	// see https://docs.docker.com/engine/security/seccomp/.
+	err := plugin.Init()
+	if err != nil && err.Error() == dockerErr {
+		t.Skip("Kernel keyring not available!")
+	}
+	require.NoError(t, err)
+
+	// Make sure the key does not exist and try to read that key
+	testKey := "foobar secret key"
+	keys, err := plugin.List()
+	require.NoError(t, err)
+	for choice.Contains(testKey, keys) {
+		testKey += "x"
+	}
+	_, err = plugin.Get(testKey)
+	require.EqualError(t, err, "The specified item could not be found in the keyring")
+}