Huawei Cloud Provider implementation (#241)

* add huawei CCI provider

* add readme

* add vender

* add huawei provider mock test

providers/huawei/config.go

@@ -0,0 +1,54 @@
+package huawei
+
+import (
+	"io"
+
+	"github.com/BurntSushi/toml"
+	"github.com/virtual-kubelet/virtual-kubelet/providers"
+	"k8s.io/apimachinery/pkg/util/uuid"
+)
+
+type providerConfig struct {
+	Project         string
+	Region          string
+	Service         string
+	OperatingSystem string
+	CPU             string
+	Memory          string
+	Pods            string
+}
+
+func (p *CCIProvider) loadConfig(r io.Reader) error {
+	var config providerConfig
+	if _, err := toml.DecodeReader(r, &config); err != nil {
+		return err
+	}
+
+	p.apiEndpoint = defaultApiEndpoint
+	p.service = "CCI"
+	p.region = config.Region
+	if p.region == "" {
+		p.region = "southchina"
+	}
+	p.cpu = config.CPU
+	if p.cpu == "" {
+		p.cpu = "20"
+	}
+	p.memory = config.Memory
+	if p.memory == "" {
+		p.memory = "100Gi"
+	}
+	p.pods = config.Pods
+	if p.pods == "" {
+		p.pods = "20"
+	}
+	p.project = config.Project
+	if p.project == "" {
+		p.project = string(uuid.NewUUID())
+	}
+	p.operatingSystem = config.OperatingSystem
+	if p.operatingSystem == "" {
+		p.operatingSystem = providers.OperatingSystemLinux
+	}
+	return nil
+}