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kratos/contrib/polaris/polaris.go

79 lines
1.6 KiB

package polaris
import (
"errors"
"github.com/polarismesh/polaris-go"
"github.com/polarismesh/polaris-go/api"
"github.com/go-kratos/kratos/v2/config"
)
type Polaris struct {
router polaris.RouterAPI
config polaris.ConfigAPI
limit polaris.LimitAPI
registry polaris.ProviderAPI
discovery polaris.ConsumerAPI
namespace string
}
// Option is polaris option.
type Option func(o *Polaris)
// WithNamespace with polaris global testNamespace
func WithNamespace(ns string) Option {
return func(o *Polaris) {
o.namespace = ns
}
}
// New polaris Service governance.
func New(sdk api.SDKContext, opts ...Option) Polaris {
op := Polaris{
router: polaris.NewRouterAPIByContext(sdk),
config: polaris.NewConfigAPIByContext(sdk),
limit: polaris.NewLimitAPIByContext(sdk),
registry: polaris.NewProviderAPIByContext(sdk),
discovery: polaris.NewConsumerAPIByContext(sdk),
namespace: "default",
}
for _, option := range opts {
option(&op)
}
return op
}
func (p *Polaris) Config(opts ...ConfigOption) (config.Source, error) {
options := &configOptions{
namespace: p.namespace,
}
for _, opt := range opts {
opt(options)
}
if len(options.files) == 0 {
return nil, errors.New("fileNames invalid")
}
return &source{
client: p.config,
options: options,
}, nil
}
func (p *Polaris) Registry(opts ...RegistryOption) (r *Registry) {
op := registryOptions{
Namespace: p.namespace,
Healthy: true,
}
for _, option := range opts {
option(&op)
}
return &Registry{
opt: op,
provider: p.registry,
consumer: p.discovery,
}
}