mirror of
https://github.com/cgrates/cgrates.git
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111 lines
3.6 KiB
Go
111 lines
3.6 KiB
Go
/*
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Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
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Copyright (C) ITsysCOM GmbH
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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 Affero 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.
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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 Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>
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*/
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package agents
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import (
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"fmt"
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"net/http"
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"github.com/cgrates/birpc/context"
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"github.com/cgrates/cgrates/config"
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"github.com/cgrates/cgrates/engine"
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"github.com/cgrates/cgrates/utils"
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)
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// NewHttpAgent will construct a HTTPAgent
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func NewHTTPAgent(connMgr *engine.ConnManager,
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sessionConns, statsConns, thresholdsConns []string,
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filterS *engine.FilterS, dfltTenant, reqPayload, rplyPayload string,
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reqProcessors []*config.RequestProcessor) *HTTPAgent {
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return &HTTPAgent{
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connMgr: connMgr,
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filterS: filterS,
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dfltTenant: dfltTenant,
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reqPayload: reqPayload,
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rplyPayload: rplyPayload,
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reqProcessors: reqProcessors,
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sessionConns: sessionConns,
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statsConns: statsConns,
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thresholdsConns: thresholdsConns,
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}
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}
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// HTTPAgent is a handler for HTTP requests
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type HTTPAgent struct {
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connMgr *engine.ConnManager
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filterS *engine.FilterS
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dfltTenant string
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reqPayload string
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rplyPayload string
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reqProcessors []*config.RequestProcessor
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sessionConns []string
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statsConns []string
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thresholdsConns []string
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}
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// ServeHTTP implements http.Handler interface
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func (ha *HTTPAgent) ServeHTTP(w http.ResponseWriter, req *http.Request) {
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dcdr, err := newHADataProvider(ha.reqPayload, req) // dcdr will provide information from request
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if err != nil {
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utils.Logger.Warning(
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fmt.Sprintf("<%s> error creating decoder: %s",
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utils.HTTPAgent, err.Error()))
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return
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}
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cgrRplyNM := &utils.DataNode{Type: utils.NMMapType, Map: make(map[string]*utils.DataNode)}
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rplyNM := utils.NewOrderedNavigableMap()
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opts := utils.MapStorage{}
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reqVars := &utils.DataNode{Type: utils.NMMapType, Map: map[string]*utils.DataNode{utils.RemoteHost: utils.NewLeafNode(req.RemoteAddr)}}
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for _, reqProcessor := range ha.reqProcessors {
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agReq := NewAgentRequest(dcdr, reqVars, cgrRplyNM, rplyNM,
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opts, reqProcessor.Tenant, ha.dfltTenant,
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utils.FirstNonEmpty(reqProcessor.Timezone,
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config.CgrConfig().GeneralCfg().DefaultTimezone),
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ha.filterS, nil)
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lclProcessed, err := processRequest(context.TODO(), reqProcessor, agReq,
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utils.HTTPAgent, ha.connMgr, ha.sessionConns, ha.statsConns, ha.thresholdsConns,
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agReq.filterS)
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if err != nil {
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utils.Logger.Warning(
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fmt.Sprintf("<%s> error: %s processing request: %s",
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utils.HTTPAgent, err.Error(), utils.ToJSON(agReq)))
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return // FixMe with returning some error on HTTP level
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}
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if !lclProcessed {
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continue
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}
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if lclProcessed && !reqProcessor.Flags.GetBool(utils.MetaContinue) {
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break
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}
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}
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encdr, err := newHAReplyEncoder(ha.rplyPayload, w)
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if err != nil {
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utils.Logger.Warning(
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fmt.Sprintf("<%s> error creating reply encoder: %s",
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utils.HTTPAgent, err.Error()))
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return
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}
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if err = encdr.Encode(rplyNM); err != nil {
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utils.Logger.Warning(
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fmt.Sprintf("<%s> error: %s encoding out %s",
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utils.HTTPAgent, err.Error(), utils.ToJSON(rplyNM)))
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return
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}
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}
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