mirror of
https://gitee.com/rainbond/Rainbond.git
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98 lines
3.2 KiB
Go
98 lines
3.2 KiB
Go
// Copyright (C) 2014-2018 Goodrain Co., Ltd.
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// RAINBOND, Application Management Platform
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version. For any non-GPL usage of Rainbond,
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// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
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// must be obtained first.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package parser
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import (
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"encoding/json"
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"strings"
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"github.com/sirupsen/logrus"
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"github.com/goodrain/rainbond/builder/parser/discovery"
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"github.com/goodrain/rainbond/event"
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)
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// ThirdPartyServiceParse is one of the implematation of parser.Parser
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type ThirdPartyServiceParse struct {
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sourceBody string
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endpoints []*discovery.Endpoint
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errors []ParseError
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logger event.Logger
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}
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// CreateThirdPartyServiceParse creates a new ThirdPartyServiceParse.
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func CreateThirdPartyServiceParse(sourceBody string, logger event.Logger) Parser {
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return &ThirdPartyServiceParse{
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sourceBody: sourceBody,
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logger: logger,
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}
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}
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// Parse blablabla
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func (t *ThirdPartyServiceParse) Parse() ParseErrorList {
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// empty t.sourceBody means the service has static endpoints
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// static endpoints is no need to do service check.
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if strings.Replace(t.sourceBody, " ", "", -1) == "" {
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return nil
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}
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var info discovery.Info
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if err := json.Unmarshal([]byte(t.sourceBody), &info); err != nil {
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logrus.Errorf("wrong source_body: %v, source_body: %s", err, t.sourceBody)
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t.logger.Error("第三方检查输入参数错误", map[string]string{"step": "parse"})
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t.errors = append(t.errors, ParseError{FatalError, "wrong input data", ""})
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return t.errors
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}
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// TODO: validate data
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d := discovery.NewDiscoverier(&info)
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err := d.Connect()
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if err != nil {
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t.logger.Error("error connecting discovery center", map[string]string{"step": "parse"})
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t.errors = append(t.errors, ParseError{FatalError, "error connecting discovery center", "please make sure " +
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"the configuration is right and the discovery center is working."})
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return t.errors
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}
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defer d.Close()
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eps, err := d.Fetch()
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if err != nil {
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t.logger.Error("error fetching endpints", map[string]string{"step": "parse"})
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t.errors = append(t.errors, ParseError{FatalError, "error fetching endpints", "please check the given key."})
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return t.errors
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}
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t.endpoints = eps
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return nil
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}
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// GetServiceInfo returns information of third-party service from
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// the receiver *ThirdPartyServiceParse.
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func (t *ThirdPartyServiceParse) GetServiceInfo() []ServiceInfo {
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serviceInfo := ServiceInfo{
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Endpoints: t.endpoints,
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}
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return []ServiceInfo{serviceInfo}
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}
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// GetImage is a dummy method. there is no image for Third-party service.
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func (t *ThirdPartyServiceParse) GetImage() Image {
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return Image{}
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}
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