cleanly close, catch Dbus errors

This commit is contained in:
brent s. 2021-12-25 01:51:49 -05:00
parent 9d3299c9dc
commit bb85cb8b52
Signed by: bts
GPG Key ID: 8C004C2F93481F6B
7 changed files with 132 additions and 51 deletions

2
TODO
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@ -1 +1,3 @@
- Benchmarking?

- call .Close() on dbus.Conns

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@ -65,6 +65,7 @@ func NewCollection(service *Service, path dbus.ObjectPath) (coll *Collection, er
*/
func (c *Collection) CreateItem(label string, attrs map[string]string, secret *Secret, replace bool, itemType ...string) (item *Item, err error) {

var call *dbus.Call
var prompt *Prompt
var path dbus.ObjectPath
var promptPath dbus.ObjectPath
@ -84,9 +85,13 @@ func (c *Collection) CreateItem(label string, attrs map[string]string, secret *S
props[DbusItemCreated] = dbus.MakeVariant(uint64(time.Now().Unix()))
// props[DbusItemModified] = dbus.MakeVariant(uint64(time.Now().Unix()))

if err = c.Dbus.Call(
if call = c.Dbus.Call(
DbusCollectionCreateItem, 0, props, secret, replace,
).Store(&path, &promptPath); err != nil {
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&path, &promptPath); err != nil {
return
}

@ -114,10 +119,17 @@ func (c *Collection) CreateItem(label string, attrs map[string]string, secret *S
*/
func (c *Collection) Delete() (err error) {

var call *dbus.Call
var promptPath dbus.ObjectPath
var prompt *Prompt

if err = c.Dbus.Call(DbusCollectionDelete, 0).Store(&promptPath); err != nil {
if call = c.Dbus.Call(
DbusCollectionDelete, 0,
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&promptPath); err != nil {
return
}

@ -243,6 +255,7 @@ func (c *Collection) Relabel(newLabel string) (err error) {
*/
func (c *Collection) SearchItems(profile string) (items []*Item, err error) {

var call *dbus.Call
var paths []dbus.ObjectPath
var errs []error = make([]error, 0)
var attrs map[string]string = make(map[string]string, 0)
@ -250,9 +263,13 @@ func (c *Collection) SearchItems(profile string) (items []*Item, err error) {

attrs["profile"] = profile

if err = c.Dbus.Call(
if call = c.Dbus.Call(
DbusCollectionSearchItems, 0, attrs,
).Store(&paths); err != nil {
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&paths); err != nil {
return
}

@ -277,11 +294,10 @@ func (c *Collection) SetAlias(alias string) (err error) {

var call *dbus.Call

call = c.service.Dbus.Call(
if call = c.service.Dbus.Call(
DbusServiceSetAlias, 0, alias, c.Dbus.Path(),
)

if err = call.Err; err != nil {
); call.Err != nil {
err = call.Err
return
}


View File

@ -1,9 +1,9 @@
package gosecret

import (
`testing`
"testing"

`github.com/godbus/dbus/v5`
"github.com/godbus/dbus/v5"
)

// Some functions are covered in the Service tests.
@ -57,7 +57,8 @@ func TestCollection_Items(t *testing.T) {
var collection *Collection
var items []*Item
var item *Item
var searchItemResults []*Item
var searchResultsUnlocked []*Item
var searchResultsLocked []*Item
var secret *Secret
var err error

@ -109,12 +110,12 @@ func TestCollection_Items(t *testing.T) {
)
} else {

if searchItemResults, err = collection.SearchItems(testItemLabel); err != nil {
if searchResultsUnlocked, searchResultsLocked, err = collection.service.SearchItems(itemAttrs); err != nil {
t.Errorf("failed to find item '%v' via Collection.SearchItems: %v", string(item.Dbus.Path()), err.Error())
} else if len(searchItemResults) == 0 {
} else if (len(searchResultsLocked) + len(searchResultsUnlocked)) == 0 {
t.Errorf("failed to find item '%v' via Collection.SearchItems, returned 0 results (should be at least 1)", testItemLabel)
} else {
t.Logf("found %v results for Collection.SearchItems", len(searchItemResults))
t.Logf("found %v results for Collection.SearchItems", len(searchResultsUnlocked)+len(searchResultsLocked))
}

if err = item.Delete(); err != nil {

View File

@ -106,10 +106,17 @@ func (i *Item) ChangeItemType(newItemType string) (err error) {
// Delete removes an Item from a Collection.
func (i *Item) Delete() (err error) {

var call *dbus.Call
var promptPath dbus.ObjectPath
var prompt *Prompt

if err = i.Dbus.Call(DbusItemDelete, 0).Store(&promptPath); err != nil {
if call = i.Dbus.Call(
DbusItemDelete, 0,
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&promptPath); err != nil {
return
}

@ -127,6 +134,8 @@ func (i *Item) Delete() (err error) {
// GetSecret returns the Secret in an Item using a Session.
func (i *Item) GetSecret(session *Session) (secret *Secret, err error) {

var call *dbus.Call

if session == nil {
err = ErrNoDbusConn
}
@ -135,9 +144,13 @@ func (i *Item) GetSecret(session *Session) (secret *Secret, err error) {
return
}

if err = i.Dbus.Call(
if call = i.Dbus.Call(
DbusItemGetSecret, 0, session.Dbus.Path(),
).Store(&secret); err != nil {
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&secret); err != nil {
return
}

@ -246,15 +259,15 @@ func (i *Item) ReplaceAttributes(newAttrs map[string]string) (err error) {
// SetSecret sets the Secret for an Item.
func (i *Item) SetSecret(secret *Secret) (err error) {

var c *dbus.Call
var call *dbus.Call

c = i.Dbus.Call(
if call = i.Dbus.Call(
DbusItemSetSecret, 0,
)
if c.Err != nil {
err = c.Err
); call.Err != nil {
err = call.Err
return
}

i.Secret = secret

if _, _, err = i.Modified(); err != nil {

View File

@ -35,6 +35,7 @@ func NewErrors(errs ...error) (err error) {
return
}

// Error makes a MultiError conform to the error interface.
func (e *MultiError) Error() (errStr string) {

var numErrs int

View File

@ -5,7 +5,7 @@ import (
"fmt"
"path/filepath"
"strings"
`time`
"time"

"github.com/godbus/dbus/v5"
)
@ -38,7 +38,13 @@ func NewService() (service *Service, err error) {
// Close cleanly closes a Service and all its underlying connections (e.g. Service.Session).
func (s *Service) Close() (err error) {

err = s.Session.Close()
if err = s.Session.Close(); err != nil {
return
}

if err = s.Conn.Close(); err != nil {
return
}

return
}
@ -80,6 +86,7 @@ func (s *Service) Collections() (collections []*Collection, err error) {
*/
func (s *Service) CreateAliasedCollection(label, alias string) (collection *Collection, err error) {

var call *dbus.Call
var variant *dbus.Variant
var path dbus.ObjectPath
var promptPath dbus.ObjectPath
@ -90,9 +97,13 @@ func (s *Service) CreateAliasedCollection(label, alias string) (collection *Coll
props[DbusCollectionCreated] = dbus.MakeVariant(uint64(time.Now().Unix()))
props[DbusCollectionModified] = dbus.MakeVariant(uint64(time.Now().Unix()))

if err = s.Dbus.Call(
if call = s.Dbus.Call(
DbusServiceCreateCollection, 0, props, alias,
).Store(&path, &promptPath); err != nil {
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&path, &promptPath); err != nil {
return
}

@ -197,6 +208,7 @@ func (s *Service) GetSecrets(itemPaths ...dbus.ObjectPath) (secrets map[dbus.Obj
}
*/
var results map[dbus.ObjectPath][]interface{}
var call *dbus.Call

if itemPaths == nil || len(itemPaths) == 0 {
err = ErrMissingPaths
@ -207,9 +219,13 @@ func (s *Service) GetSecrets(itemPaths ...dbus.ObjectPath) (secrets map[dbus.Obj
results = make(map[dbus.ObjectPath][]interface{}, len(itemPaths))

// TODO: trigger a Service.Unlock for any locked items?
if err = s.Dbus.Call(
if call = s.Dbus.Call(
DbusServiceGetSecrets, 0, itemPaths, s.Session.Dbus.Path(),
).Store(&results); err != nil {
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&results); err != nil {
return
}

@ -236,6 +252,7 @@ func (s *Service) GetSession() (ssn *Session, err error) {
// Lock locks an Unlocked Collection or Item (LockableObject).
func (s *Service) Lock(objects ...LockableObject) (err error) {

var call *dbus.Call
var toLock []dbus.ObjectPath
// We only use these as destinations.
var locked []dbus.ObjectPath
@ -253,9 +270,13 @@ func (s *Service) Lock(objects ...LockableObject) (err error) {
toLock[idx] = o.path()
}

if err = s.Dbus.Call(
if call = s.Dbus.Call(
DbusServiceLock, 0, toLock,
).Store(&locked, &promptPath); err != nil {
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&locked, &promptPath); err != nil {
return
}

@ -285,6 +306,7 @@ func (s *Service) Lock(objects ...LockableObject) (err error) {
*/
func (s *Service) OpenSession(algo, input string) (session *Session, output dbus.Variant, err error) {

var call *dbus.Call
var path dbus.ObjectPath
var inputVariant dbus.Variant

@ -298,9 +320,13 @@ func (s *Service) OpenSession(algo, input string) (session *Session, output dbus
// TODO: confirm this.
// Possible flags are dbus.Flags consts: https://pkg.go.dev/github.com/godbus/dbus#Flags
// Oddly, there is no "None" flag. So it's explicitly specified as a null byte.
if err = s.Dbus.Call(
if call = s.Dbus.Call(
DbusServiceOpenSession, 0, algo, inputVariant,
).Store(&output, &path); err != nil {
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&output, &path); err != nil {
return
}

@ -316,17 +342,20 @@ func (s *Service) OpenSession(algo, input string) (session *Session, output dbus
*/
func (s *Service) ReadAlias(alias string) (collection *Collection, err error) {

var call *dbus.Call
var objectPath dbus.ObjectPath

err = s.Dbus.Call(
if call = s.Dbus.Call(
DbusServiceReadAlias, 0, alias,
).Store(&objectPath)

); call.Err != nil {
err = call.Err
return
}
/*
TODO: Confirm that a nonexistent alias will NOT cause an error to return.
If it does, alter the below logic.
*/
if err != nil {
if err = call.Store(&objectPath); err != nil {
return
}

@ -358,6 +387,7 @@ func (s *Service) RemoveAlias(alias string) (err error) {
*/
func (s *Service) SearchItems(attributes map[string]string) (unlockedItems []*Item, lockedItems []*Item, err error) {

var call *dbus.Call
var locked []dbus.ObjectPath
var unlocked []dbus.ObjectPath
var collectionObjs []*Collection
@ -373,9 +403,13 @@ func (s *Service) SearchItems(attributes map[string]string) (unlockedItems []*It
return
}

err = s.Dbus.Call(
if call = s.Dbus.Call(
DbusServiceSearchItems, 0, attributes,
).Store(&unlocked, &locked)
); call.Err != nil {
}
if err = call.Store(&unlocked, &locked); err != nil {
return
}

lockedItems = make([]*Item, 0)
unlockedItems = make([]*Item, 0)
@ -450,18 +484,17 @@ func (s *Service) SearchItems(attributes map[string]string) (unlockedItems []*It
*/
func (s *Service) SetAlias(alias string, objectPath dbus.ObjectPath) (err error) {

var c *dbus.Call
var call *dbus.Call
var collection *Collection

if collection, err = s.GetCollection(alias); err != nil {
return
}

c = s.Dbus.Call(
if call = s.Dbus.Call(
DbusServiceSetAlias, 0, alias, objectPath,
)

if err = c.Err; err != nil {
); call.Err != nil {
err = call.Err
return
}

@ -477,6 +510,7 @@ func (s *Service) SetAlias(alias string, objectPath dbus.ObjectPath) (err error)
// Unlock unlocks a locked Collection or Item (LockableObject).
func (s *Service) Unlock(objects ...LockableObject) (err error) {

var call *dbus.Call
var toUnlock []dbus.ObjectPath
// We only use these as destinations.
var unlocked []dbus.ObjectPath
@ -494,9 +528,13 @@ func (s *Service) Unlock(objects ...LockableObject) (err error) {
toUnlock[idx] = o.path()
}

if err = s.Dbus.Call(
if call = s.Dbus.Call(
DbusServiceUnlock, 0, toUnlock,
).Store(&unlocked, &resultPath); err != nil {
); call.Err != nil {
err = call.Err
return
}
if err = call.Store(&unlocked, &resultPath); err != nil {
return
}


View File

@ -1,6 +1,8 @@
package gosecret

import (
"fmt"

"github.com/godbus/dbus/v5"
)

@ -32,13 +34,21 @@ func NewSession(service *Service, path dbus.ObjectPath) (session *Session, err e
// Close cleanly closes a Session.
func (s *Session) Close() (err error) {

var c *dbus.Call
var call *dbus.Call

c = s.Dbus.Call(
if call = s.Dbus.Call(
DbusSessionClose, 0,
)

_ = c
); call.Err != nil {
/*
I... still haven't 100% figured out why this happens, but the session DOES seem to close...?
PRs or input welcome.
TODO: figure out why this error gets triggered.
*/
if call.Err.Error() != fmt.Sprintf("The name %v was not provided by any .service files", DbusInterfaceSession) {
err = call.Err
return
}
}

return
}