[CRE-1000] simplify capabilities - add OCR2 keys export fn (#2186)

Author: Tofel

framework/.changeset/v0.10.35.md

@@ -0,0 +1 @@
+- Add function that exports OCR2 keys to the clnode's REST client

framework/clclient/client.go

@@ -548,6 +548,22 @@ func (c *ChainlinkClient) DeleteOCR2Key(id string) (*http.Response, error) {
 	return resp.RawResponse, err
 }
 
+func (c *ChainlinkClient) ExportOCR2Key(id string) (*ExportedOCR2Key, *http.Response, error) {
+	ocr2Key := &ExportedOCR2Key{}
+	framework.L.Info().Str(NodeURL, c.Config.URL).Str("ID", id).Msg("Exporting OCR2 Key")
+	resp, err := c.APIClient.R().
+		SetResult(ocr2Key).
+		SetPathParams(map[string]string{
+			"id": id,
+		}).
+		SetQueryParam("newpassword", ChainlinkKeyPassword).
+		Post("/v2/keys/ocr2/export/{id}")
+	if err != nil {
+		return nil, nil, err
+	}
+	return ocr2Key, resp.RawResponse, err
+}
+
 // CreateP2PKey creates an P2PKey on the Chainlink node
 func (c *ChainlinkClient) CreateP2PKey() (*P2PKey, *http.Response, error) {
 	p2pKey := &P2PKey{}

framework/clclient/models.go

@@ -275,6 +275,31 @@ type OCR2KeyAttributes struct {
 	OnChainPublicKey  string `json:"onchainPublicKey"`
 }
 
+type ExportedOCR2Key struct {
+	KeyType           string `json:"keyType"`
+	ChainType         string `json:"chainType"`
+	ID                string `json:"id"`
+	OnchainPublicKey  string `json:"onchainPublicKey"`
+	OffchainPublicKey string `json:"offchainPublicKey"`
+	ConfigPublicKey   string `json:"configPublicKey"`
+	Crypto            struct {
+		Cipher       string `json:"cipher"`
+		Ciphertext   string `json:"ciphertext"`
+		Cipherparams struct {
+			Iv string `json:"iv"`
+		} `json:"cipherparams"`
+		Kdf       string `json:"kdf"`
+		Kdfparams struct {
+			Dklen int    `json:"dklen"`
+			N     int    `json:"n"`
+			P     int    `json:"p"`
+			R     int    `json:"r"`
+			Salt  string `json:"salt"`
+		} `json:"kdfparams"`
+		Mac string `json:"mac"`
+	} `json:"crypto"`
+}
+
 // P2PKeys is the model that represents the created P2P keys when read
 type P2PKeys struct {
 	Data []P2PKeyData `json:"data"`