add other session providers (#5963)

vendor/github.com/couchbaselabs/go-couchbase/users.go

@@ -0,0 +1,119 @@
+package couchbase
+
+import (
+	"bytes"
+	"fmt"
+)
+
+type User struct {
+	Name   string
+	Id     string
+	Domain string
+	Roles  []Role
+}
+
+type Role struct {
+	Role       string
+	BucketName string `json:"bucket_name"`
+}
+
+// Sample:
+// {"role":"admin","name":"Admin","desc":"Can manage ALL cluster features including security.","ce":true}
+// {"role":"query_select","bucket_name":"*","name":"Query Select","desc":"Can execute SELECT statement on bucket to retrieve data"}
+type RoleDescription struct {
+	Role       string
+	Name       string
+	Desc       string
+	Ce         bool
+	BucketName string `json:"bucket_name"`
+}
+
+// Return user-role data, as parsed JSON.
+// Sample:
+//   [{"id":"ivanivanov","name":"Ivan Ivanov","roles":[{"role":"cluster_admin"},{"bucket_name":"default","role":"bucket_admin"}]},
+//    {"id":"petrpetrov","name":"Petr Petrov","roles":[{"role":"replication_admin"}]}]
+func (c *Client) GetUserRoles() ([]interface{}, error) {
+	ret := make([]interface{}, 0, 1)
+	err := c.parseURLResponse("/settings/rbac/users", &ret)
+	if err != nil {
+		return nil, err
+	}
+
+	// Get the configured administrator.
+	// Expected result: {"port":8091,"username":"Administrator"}
+	adminInfo := make(map[string]interface{}, 2)
+	err = c.parseURLResponse("/settings/web", &adminInfo)
+	if err != nil {
+		return nil, err
+	}
+
+	// Create a special entry for the configured administrator.
+	adminResult := map[string]interface{}{
+		"name":   adminInfo["username"],
+		"id":     adminInfo["username"],
+		"domain": "ns_server",
+		"roles": []interface{}{
+			map[string]interface{}{
+				"role": "admin",
+			},
+		},
+	}
+
+	// Add the configured administrator to the list of results.
+	ret = append(ret, adminResult)
+
+	return ret, nil
+}
+
+func (c *Client) GetUserInfoAll() ([]User, error) {
+	ret := make([]User, 0, 16)
+	err := c.parseURLResponse("/settings/rbac/users", &ret)
+	if err != nil {
+		return nil, err
+	}
+	return ret, nil
+}
+
+func rolesToParamFormat(roles []Role) string {
+	var buffer bytes.Buffer
+	for i, role := range roles {
+		if i > 0 {
+			buffer.WriteString(",")
+		}
+		buffer.WriteString(role.Role)
+		if role.BucketName != "" {
+			buffer.WriteString("[")
+			buffer.WriteString(role.BucketName)
+			buffer.WriteString("]")
+		}
+	}
+	return buffer.String()
+}
+
+func (c *Client) PutUserInfo(u *User) error {
+	params := map[string]interface{}{
+		"name":  u.Name,
+		"roles": rolesToParamFormat(u.Roles),
+	}
+	var target string
+	switch u.Domain {
+	case "external":
+		target = "/settings/rbac/users/" + u.Id
+	case "local":
+		target = "/settings/rbac/users/local/" + u.Id
+	default:
+		return fmt.Errorf("Unknown user type: %s", u.Domain)
+	}
+	var ret string // PUT returns an empty string. We ignore it.
+	err := c.parsePutURLResponse(target, params, &ret)
+	return err
+}
+
+func (c *Client) GetRolesAll() ([]RoleDescription, error) {
+	ret := make([]RoleDescription, 0, 32)
+	err := c.parseURLResponse("/settings/rbac/roles", &ret)
+	if err != nil {
+		return nil, err
+	}
+	return ret, nil
+}