open-consul/vendor/github.com/joyent/triton-go/compute/services.go

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//
// Copyright (c) 2018, Joyent, Inc. All rights reserved.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
//
package compute
import (
"context"
"encoding/json"
"net/http"
"path"
"sort"
"github.com/joyent/triton-go/client"
"github.com/pkg/errors"
)
type ServicesClient struct {
client *client.Client
}
type Service struct {
Name string
Endpoint string
}
type ListServicesInput struct{}
func (c *ServicesClient) List(ctx context.Context, _ *ListServicesInput) ([]*Service, error) {
fullPath := path.Join("/", c.client.AccountName, "services")
reqInputs := client.RequestInput{
Method: http.MethodGet,
Path: fullPath,
}
respReader, err := c.client.ExecuteRequest(ctx, reqInputs)
if respReader != nil {
defer respReader.Close()
}
if err != nil {
return nil, errors.Wrap(err, "unable to list services")
}
var intermediate map[string]string
decoder := json.NewDecoder(respReader)
if err = decoder.Decode(&intermediate); err != nil {
return nil, errors.Wrap(err, "unable to decode list services response")
}
keys := make([]string, len(intermediate))
i := 0
for k := range intermediate {
keys[i] = k
i++
}
sort.Strings(keys)
result := make([]*Service, len(intermediate))
i = 0
for _, key := range keys {
result[i] = &Service{
Name: key,
Endpoint: intermediate[key],
}
i++
}
return result, nil
}