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node: remove dependency on wallet backend packages (#23019)

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* accounts: new AddBackends method in manager

* node,cmd/geth: mv accman backend init to cmd/geth

* node,cmd/geth: mv scrypt config downstreawm from node

* accounts: use static buffer size for accman sub chan

minor fix

* accounts,cmd/geth: update accman backends through its event loop

* accounts,node: add comments

* accounts: un-export newBackendEvent

* accounts: use chan instead of wg in newBlockEvent

* node: rename isKeyDirEphem

* accounts,cmd: AddBackends->AddBackend

* accounts: fix potential blocking when adding backend
This commit is contained in:
Sina Mahmoodi
2021-08-25 22:34:22 +02:00
committed by GitHub
parent d584e39862
commit 108eec3fee
5 changed files with 156 additions and 90 deletions
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23
node/node.go
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@ -42,7 +42,8 @@ type Node struct {
config *Config
accman *accounts.Manager
log log.Logger
ephemKeystore string // if non-empty, the key directory that will be removed by Stop
keyDir string // key store directory
keyDirTemp bool // If true, key directory will be removed by Stop
dirLock fileutil.Releaser // prevents concurrent use of instance directory
stop chan struct{} // Channel to wait for termination notifications
server *p2p.Server // Currently running P2P networking layer
@ -112,14 +113,15 @@ func New(conf *Config) (*Node, error) {
if err := node.openDataDir(); err != nil {
return nil, err
}
// Ensure that the AccountManager method works before the node has started. We rely on
// this in cmd/geth.
am, ephemeralKeystore, err := makeAccountManager(conf)
keyDir, isEphem, err := getKeyStoreDir(conf)
if err != nil {
return nil, err
}
node.accman = am
node.ephemKeystore = ephemeralKeystore
node.keyDir = keyDir
node.keyDirTemp = isEphem
// Creates an empty AccountManager with no backends. Callers (e.g. cmd/geth)
// are required to add the backends later on.
node.accman = accounts.NewManager(&accounts.Config{InsecureUnlockAllowed: conf.InsecureUnlockAllowed})
// Initialize the p2p server. This creates the node key and discovery databases.
node.server.Config.PrivateKey = node.config.NodeKey()
@ -233,8 +235,8 @@ func (n *Node) doClose(errs []error) error {
if err := n.accman.Close(); err != nil {
errs = append(errs, err)
}
if n.ephemKeystore != "" {
if err := os.RemoveAll(n.ephemKeystore); err != nil {
if n.keyDirTemp {
if err := os.RemoveAll(n.keyDir); err != nil {
errs = append(errs, err)
}
}
@ -514,6 +516,11 @@ func (n *Node) InstanceDir() string {
return n.config.instanceDir()
}
// KeyStoreDir retrieves the key directory
func (n *Node) KeyStoreDir() string {
return n.keyDir
}
// AccountManager retrieves the account manager used by the protocol stack.
func (n *Node) AccountManager() *accounts.Manager {
return n.accman