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client.go
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client.go
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// Copyright (C) 2019-2021, Ava Labs, Inc. All rights reserved.
// See the file LICENSE for licensing terms.
package ipcs
import (
"time"
"github.com/ava-labs/avalanchego/api"
"github.com/ava-labs/avalanchego/ids"
"github.com/ava-labs/avalanchego/utils/rpc"
)
// Interface compliance
var _ Client = &client{}
// Client interface for interacting with the IPCS endpoint
type Client interface {
// PublishBlockchain requests the node to begin publishing consensus and decision events
PublishBlockchain(chainID string) (*PublishBlockchainReply, error)
// UnpublishBlockchain requests the node to stop publishing consensus and decision events
UnpublishBlockchain(chainID string) (bool, error)
// GetPublishedBlockchains requests the node to get blockchains being published
GetPublishedBlockchains() ([]ids.ID, error)
}
// Client implementation for interacting with the IPCS endpoint
type client struct {
requester rpc.EndpointRequester
}
// NewClient returns a Client for interacting with the IPCS endpoint
func NewClient(uri string, requestTimeout time.Duration) Client {
return &client{
requester: rpc.NewEndpointRequester(uri, "/ext/ipcs", "ipcs", requestTimeout),
}
}
func (c *client) PublishBlockchain(blockchainID string) (*PublishBlockchainReply, error) {
res := &PublishBlockchainReply{}
err := c.requester.SendRequest("publishBlockchain", &PublishBlockchainArgs{
BlockchainID: blockchainID,
}, res)
return res, err
}
func (c *client) UnpublishBlockchain(blockchainID string) (bool, error) {
res := &api.SuccessResponse{}
err := c.requester.SendRequest("unpublishBlockchain", &UnpublishBlockchainArgs{
BlockchainID: blockchainID,
}, res)
return res.Success, err
}
func (c *client) GetPublishedBlockchains() ([]ids.ID, error) {
res := &GetPublishedBlockchainsReply{}
err := c.requester.SendRequest("getPublishedBlockchains", nil, res)
return res.Chains, err
}