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Implement response processors

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This commit is contained in:
David Majdandžić
2023-04-05 19:27:05 +02:00
parent 9181033fda
commit 694124a6b7
14 changed files with 118 additions and 87 deletions
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4
src/PDUProcessor/PduProcessor.ts
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@@ -1,5 +1,5 @@
import {PDU} from "../CommonObjects";
import Logger from "../Logger";
import SmppSession from "../SmppSession";
export default abstract class PduProcessor {
readonly abstract type: string
@@ -11,7 +11,7 @@ export default abstract class PduProcessor {
this.sessionType = type;
}
abstract processPdu(session: any, pdu: PDU, ...args: any[]): Promise<any>;
abstract processPdu(session: any, pdu: any, entity?: SmppSession | undefined): Promise<any>;
serialize(): object {
return {

46
src/PDUProcessor/Postprocessor/Center/BindTranscieverReplyProcessor.ts Normal file
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@@ -0,0 +1,46 @@
import Center from "../../../Center/Center";
import SmppSession from "../../../SmppSession";
import Postprocessor from "../Postprocessor";
const smpp = require("smpp");
export default class BindTranscieverReplyProcessor extends Postprocessor {
constructor(type: string) {
super(type);
}
processPdu(session: any, pdu: any, entity?: Center | undefined): Promise<any> {
return new Promise((resolve, reject) => {
if (!!pdu.command && pdu.command === 'bind_transceiver') {
if (!entity) {
reject();
}
this.logger.log1(`Center-${entity?.id} got a bind_transciever with system_id ${pdu.system_id} and password ${pdu.password}`);
session.pause();
if (pdu.system_id === entity?.username && pdu.password === entity?.password) {
this.logger.log1(`Center-${entity?.id} client connection successful`);
if (pdu.response) {
session.send(pdu.response());
}
session.resume();
// @ts-ignore
entity?.pendingSessions = entity?.pendingSessions.filter((s) => s !== session);
entity?.sessions.push(session);
entity?.updateStatus();
} else {
this.logger.log1(`Center-${entity?.id} client connection failed, invalid credentials (expected: ${entity?.username}, ${entity?.password})`);
if (pdu.response) {
session.send(pdu.response({
command_status: smpp.ESME_RBINDFAIL
}));
}
// @ts-ignore
entity?.pendingSessions = entity?.pendingSessions.filter((s) => s !== session);
entity?.updateStatus();
session.close();
}
}
});
}
}

4
src/PDUProcessor/Postprocessor/Center/DebugPduProcessor.ts
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@@ -1,4 +1,4 @@
import {PDU} from "../../../CommonObjects";
import SmppSession from "../../../SmppSession";
import Postprocessor from "../Postprocessor";
export default class DebugPduProcessor extends Postprocessor {
@@ -6,7 +6,7 @@ export default class DebugPduProcessor extends Postprocessor {
super(type);
}
processPdu(session: any, pdu: PDU, ...args: any[]): Promise<any> {
processPdu(session: any, pdu: any, entity?: SmppSession | undefined): Promise<any> {
return new Promise<any>((resolve, reject) => {
if (pdu.response) {
session.send(pdu.response(), (replyPdu: any) => {

4
src/PDUProcessor/Postprocessor/Center/EchoPduProcessor.ts
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@@ -1,4 +1,4 @@
import {PDU} from "../../../CommonObjects";
import SmppSession from "../../../SmppSession";
import Postprocessor from "../Postprocessor";
const smpp = require("smpp");
@@ -8,7 +8,7 @@ export default class EchoPduProcessor extends Postprocessor {
super(type);
}
processPdu(session: any, pdu: PDU, ...args: any[]): Promise<any> {
processPdu(session: any, pdu: any, entity?: SmppSession | undefined): Promise<any> {
return new Promise<any>((resolve, reject) => {
let promises = [];
if (pdu.response) {

17
src/PDUProcessor/Postprocessor/Center/SubmitSmReplyProcessor.ts Normal file
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@@ -0,0 +1,17 @@
import SmppSession from "../../../SmppSession";
import Postprocessor from "../Postprocessor";
export default class SubmitSmReplyProcessor extends Postprocessor {
constructor(type: string) {
super(type);
}
processPdu(session: any, pdu: any, entity?: SmppSession | undefined): Promise<any> {
return new Promise((resolve, reject) => {
if (!!pdu.command && pdu.command === 'submit_sm') {
session.send(pdu.response());
resolve(pdu);
}
});
}
}

8
src/PDUProcessor/Postprocessor/Client/DeliverSmReplyProcessor.ts
View File

@@ -1,4 +1,4 @@
import {PDU} from "../../../CommonObjects";
import SmppSession from "../../../SmppSession";
import Postprocessor from "../Postprocessor";
export default class DeliverSmReplyProcessor extends Postprocessor {
@@ -6,11 +6,11 @@ export default class DeliverSmReplyProcessor extends Postprocessor {
super(type);
}
processPdu(session: any, pdu: PDU, ...args: any[]): Promise<any> {
return new Promise<any>((resolve, reject) => {
processPdu(session: any, pdu: any, entity?: SmppSession | undefined): Promise<any> {
return new Promise((resolve, reject) => {
if (!!pdu.command && pdu.command === 'deliver_sm') {
// @ts-ignore
session.send(pdu.response());
resolve(pdu);
}
});
}

4
src/PDUProcessor/Preprocessor/Client/DestinationEnumeratorProcessor.ts
View File

@@ -1,4 +1,4 @@
import {PDU} from "../../../CommonObjects";
import SmppSession from "../../../SmppSession";
import Preprocessor from "../Preprocessor";
export default class DestinationEnumeratorProcessor extends Preprocessor {
@@ -7,7 +7,7 @@ export default class DestinationEnumeratorProcessor extends Preprocessor {
super(type);
}
processPdu(session: any, pdu: PDU, ...args: any[]): Promise<any> {
processPdu(session: any, pdu: any, entity?: SmppSession | undefined): Promise<any> {
return new Promise<any>((resolve, reject) => {
if (!!pdu.destination_addr) {
pdu.destination_addr = pdu.destination_addr + this.padLeft(String(this.iterator++), '0', 5);

4
src/PDUProcessor/Preprocessor/Client/SourceEnumeratorProcessor.ts
View File

@@ -1,4 +1,4 @@
import {PDU} from "../../../CommonObjects";
import SmppSession from "../../../SmppSession";
import Preprocessor from "../Preprocessor";
export default class SourceEnumeratorProcessor extends Preprocessor {
@@ -7,7 +7,7 @@ export default class SourceEnumeratorProcessor extends Preprocessor {
super(type);
}
processPdu(session: any, pdu: PDU, ...args: any[]): Promise<any> {
processPdu(session: any, pdu: any, entity?: SmppSession | undefined): Promise<any> {
return new Promise<any>((resolve, reject) => {
if (!!pdu.source_addr) {
pdu.source_addr = pdu.source_addr + this.padLeft(String(this.iterator++), '0', 5);

6
src/PDUProcessor/ProcessorManager.ts
View File

@@ -3,8 +3,10 @@ import Client from "../Client/Client";
import Logger from "../Logger";
import SmppSession from "../SmppSession";
import PduProcessor from "./PduProcessor";
import BindTranscieverReplyProcessor from "./Postprocessor/Center/BindTranscieverReplyProcessor";
import DebugPduProcessor from "./Postprocessor/Center/DebugPduProcessor";
import EchoPduProcessor from "./Postprocessor/Center/EchoPduProcessor";
import SubmitSmReplyProcessor from "./Postprocessor/Center/SubmitSmReplyProcessor";
import DeliverSmReplyProcessor from "./Postprocessor/Client/DeliverSmReplyProcessor";
import Postprocessor from "./Postprocessor/Postprocessor";
import DestinationEnumeratorProcessor from "./Preprocessor/Client/DestinationEnumeratorProcessor";
@@ -26,7 +28,9 @@ export default class ProcessorManager {
ProcessorManager.postprocessors = [
new DebugPduProcessor(Center.name),
new EchoPduProcessor(Center.name),
new DeliverSmReplyProcessor(Center.name),
new DeliverSmReplyProcessor(Client.name),
new SubmitSmReplyProcessor(Center.name),
new BindTranscieverReplyProcessor(Center.name)
];
}