Files
cloudpods/pkg/lbagent/register.go
Jian Qiu c2f2ceafd4 feature: lbagent register (#15872)
Co-authored-by: Qiu Jian <qiujian@yunionyun.com>
2023-02-02 21:32:30 +08:00

90 lines
3.0 KiB
Go

// Copyright 2019 Yunion
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package lbagent
import (
"context"
"yunion.io/x/jsonutils"
"yunion.io/x/log"
"yunion.io/x/pkg/errors"
"yunion.io/x/pkg/util/version"
api "yunion.io/x/onecloud/pkg/apis/compute"
"yunion.io/x/onecloud/pkg/httperrors"
"yunion.io/x/onecloud/pkg/mcclient/auth"
modules "yunion.io/x/onecloud/pkg/mcclient/modules/compute"
"yunion.io/x/onecloud/pkg/util/netutils2"
)
func register(ctx context.Context, opts *Options) (string, error) {
_, ips, err := netutils2.WaitIfaceIps(opts.ListenInterface)
if err != nil {
return "", errors.Wrap(err, "netutils2.WaitIfaceIps")
}
if len(ips) == 0 {
return "", errors.Wrapf(httperrors.ErrNotFound, "no valid ip on interface %s", opts.ListenInterface)
}
if len(ips) > 1 && len(opts.AccessIp) == 0 {
return "", errors.Wrap(httperrors.ErrDuplicateResource, "multiple IPs, must specified a valid access IP")
}
if len(opts.AccessIp) == 0 {
opts.AccessIp = ips[0].String()
} else {
find := false
for i := range ips {
if ips[i].String() == opts.AccessIp {
find = true
break
}
}
if !find {
return "", errors.Wrapf(httperrors.ErrConflict, "access IP %s not present on interface %s", opts.AccessIp, opts.ListenInterface)
}
}
s := auth.GetAdminSession(ctx, opts.Region)
params := jsonutils.NewDict()
params.Set(api.LBAGENT_QUERY_ORIG_KEY, jsonutils.NewString(api.LBAGENT_QUERY_ORIG_VAL))
params.Set("ip", jsonutils.NewString(opts.AccessIp))
results, err := modules.LoadbalancerAgents.List(s, params)
if err != nil {
return "", errors.Wrap(err, "LoadbalancerAgents.List")
}
if len(results.Data) > 1 {
// multiple lbagent with ident IP? conflict
return "", errors.Wrapf(httperrors.ErrDuplicateResource, "multiple lbagent with same IP %s", opts.AccessIp)
}
if len(results.Data) == 0 {
// not found, to create a new one
createParams := jsonutils.NewDict()
createParams.Set("generate_name", jsonutils.NewString("lbagent"))
createParams.Set("ip", jsonutils.NewString(opts.AccessIp))
createParams.Set("interface", jsonutils.NewString(opts.ListenInterface))
createParams.Set("version", jsonutils.NewString(version.Get().GitVersion))
data, err := modules.LoadbalancerAgents.Create(s, createParams)
if err != nil {
return "", errors.Wrap(err, "LoadbalancerAgents.Create")
}
results.Data = []jsonutils.JSONObject{data}
}
idstr, _ := results.Data[0].GetString("id")
log.Infof("register lbagent with ID %s", idstr)
return idstr, nil
}