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fix(test-tooling): bind test ledgers to port zero for macOS
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This makes the ledger container based integration tests pass
on macOS that also leads to the CI script finally passing
on Macs in general. Yaaay!

Fixes #186

Signed-off-by: Peter Somogyvari <peter.somogyvari@accenture.com>
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@petermetz
petermetz committed Jun 30, 2020
1 parent 92e7b0b commit 6ff1b98
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Showing 5 changed files with 229 additions and 119 deletions.
131 changes: 79 additions & 52 deletions packages/cactus-test-tooling/src/main/typescript/besu/besu-test-ledger.ts
View file
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
import Docker, { Container } from "dockerode";
import isPortReachable from "is-port-reachable";
import Docker, { Container, ContainerInfo } from "dockerode";
import axios from "axios";
import Joi from "joi";
import tar from "tar-stream";
import { EventEmitter } from "events";
Expand Down Expand Up @@ -56,10 +56,9 @@ export class BesuTestLedger implements ITestLedger {
}

public getContainer(): Container {
const fnTag = "BesuTestLedger#getContainer()";
if (!this.container) {
throw new Error(
`BesuTestLedger#getBesuKeyPair() container wasn't started by this instance yet.`
);
throw new Error(`${fnTag} container not yet started by this instance.`);
} else {
return this.container;
}
Expand All @@ -70,8 +69,9 @@ export class BesuTestLedger implements ITestLedger {
}

public async getRpcApiHttpHost(): Promise<string> {
const ipAddress: string = await this.getContainerIpAddress();
return `http://${ipAddress}:${this.rpcApiHttpPort}`;
const ipAddress: string = "127.0.0.1";
const hostPort: number = await this.getRpcApiPublicPort();
return `http://${ipAddress}:${hostPort}`;
}

public async getFileContents(filePath: string): Promise<string> {
Expand Down Expand Up @@ -137,16 +137,10 @@ export class BesuTestLedger implements ITestLedger {
"9001/tcp": {}, // supervisord - HTTP
"9545/tcp": {}, // besu metrics
},
Hostconfig: {
PortBindings: {
// [`${this.rpcApiHttpPort}/tcp`]: [{ HostPort: '8545', }],
// '8546/tcp': [{ HostPort: '8546', }],
// '8080/tcp': [{ HostPort: '8080', }],
// '8888/tcp': [{ HostPort: '8888', }],
// '9001/tcp': [{ HostPort: '9001', }],
// '9545/tcp': [{ HostPort: '9545', }],
},
},
// This is a workaround needed for macOS which has issues with routing
// to docker container's IP addresses directly...
// https://stackoverflow.com/a/39217691
PublishAllPorts: true,
},
{},
(err: any) => {
Expand All @@ -158,15 +152,8 @@ export class BesuTestLedger implements ITestLedger {

eventEmitter.once("start", async (container: Container) => {
this.container = container;
// once the container has started, we wait until the the besu RPC API starts listening on the designated port
// which we determine by continously trying to establish a socket until it actually works
const host: string = await this.getContainerIpAddress();
try {
let reachable: boolean = false;
do {
reachable = await isPortReachable(this.rpcApiHttpPort, { host });
await new Promise((resolve2) => setTimeout(resolve2, 100));
} while (!reachable);
await this.waitForHealthCheck();
resolve(container);
} catch (ex) {
reject(ex);
Expand All @@ -175,7 +162,27 @@ export class BesuTestLedger implements ITestLedger {
});
}

public async waitForHealthCheck(timeoutMs: number = 120000): Promise<void> {
const fnTag = "BesuTestLedger#waitForHealthCheck()";
const httpUrl = await this.getRpcApiHttpHost();
const startedAt = Date.now();
let reachable: boolean = false;
do {
try {
const res = await axios.get(httpUrl);
reachable = res.status > 199 && res.status < 300;
} catch (ex) {
reachable = false;
if (Date.now() >= startedAt + timeoutMs) {
throw new Error(`${fnTag} timed out (${timeoutMs}ms) -> ${ex.stack}`);
}
}
await new Promise((resolve2) => setTimeout(resolve2, 100));
} while (!reachable);
}

public stop(): Promise<any> {
const fnTag = "BesuTestLedger#stop()";
return new Promise((resolve, reject) => {
if (this.container) {
this.container.stop({}, (err: any, result: any) => {
Expand All @@ -186,54 +193,74 @@ export class BesuTestLedger implements ITestLedger {
}
});
} else {
return reject(
new Error(
`BesuTestLedger#stop() Container was not running to begin with.`
)
);
return reject(new Error(`${fnTag} Container was not running.`));
}
});
}

public destroy(): Promise<any> {
const fnTag = "BesuTestLedger#destroy()";
if (this.container) {
return this.container.remove();
} else {
return Promise.reject(
new Error(
`BesuTestLedger#destroy() Container was never created, nothing to destroy.`
)
);
const ex = new Error(`${fnTag} Container not found, nothing to destroy.`);
return Promise.reject(ex);
}
}

public async getContainerIpAddress(): Promise<string> {
protected async getContainerInfo(): Promise<ContainerInfo> {
const docker = new Docker();
const containerImageName = this.getContainerImageName();
const containerInfos: Docker.ContainerInfo[] = await docker.listContainers(
{}
);
const image = this.getContainerImageName();
const containerInfos = await docker.listContainers({});

const aContainerInfo = containerInfos.find((ci) => ci.Image === image);

if (aContainerInfo) {
return aContainerInfo;
} else {
throw new Error(`BesuTestLedger#getContainerInfo() no image "${image}"`);
}
}

public async getRpcApiPublicPort(): Promise<number> {
const fnTag = "BesuTestLedger#getRpcApiPublicPort()";
const aContainerInfo = await this.getContainerInfo();
const { rpcApiHttpPort: thePort } = this;
const { Ports: ports } = aContainerInfo;

if (ports.length < 1) {
throw new Error(`${fnTag} no ports exposed or mapped at all`);
}
const mapping = ports.find((x) => x.PrivatePort === thePort);
if (mapping) {
if (!mapping.PublicPort) {
throw new Error(`${fnTag} port ${thePort} mapped but not public`);
} else if (mapping.IP !== "0.0.0.0") {
throw new Error(`${fnTag} port ${thePort} mapped to localhost`);
} else {
return mapping.PublicPort;
}
} else {
throw new Error(`${fnTag} no mapping found for ${thePort}`);
}
}

public async getContainerIpAddress(): Promise<string> {
const fnTag = "BesuTestLedger#getContainerIpAddress()";
const aContainerInfo = await this.getContainerInfo();

const aContainerInfo = containerInfos.find(
(ci) => ci.Image === containerImageName
);
if (aContainerInfo) {
const { NetworkSettings } = aContainerInfo;
const networkNames: string[] = Object.keys(NetworkSettings.Networks);
if (networkNames.length < 1) {
throw new Error(
`BesuTestLedger#getContainerIpAddress() no network found: ${JSON.stringify(
NetworkSettings
)}`
);
throw new Error(`${fnTag} container not connected to any networks`);
} else {
// return IP address of container on the first network that we found it connected to. Make this configurable?
// return IP address of container on the first network that we found
// it connected to. Make this configurable?
return NetworkSettings.Networks[networkNames[0]].IPAddress;
}
} else {
throw new Error(
`BesuTestLedger#getContainerIpAddress() cannot find container image ${this.containerImageName}`
);
throw new Error(`${fnTag} cannot find image: ${this.containerImageName}`);
}
}

Expand Down
72 changes: 52 additions & 20 deletions packages/cactus-test-tooling/src/main/typescript/http-echo/http-echo-container.ts
View file
Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import Docker, { Container } from "dockerode";
import Docker, { Container, ContainerInfo } from "dockerode";
import isPortReachable from "is-port-reachable";
import Joi from "joi";
import { EventEmitter } from "events";
Expand Down Expand Up @@ -80,10 +80,13 @@ export class HttpEchoContainer implements ITestLedger {
["--port", this.httpPort.toString(10)],
[],
{
ExposedPorts: {},
Hostconfig: {
PortBindings: {},
ExposedPorts: {
[`${this.httpPort}/tcp`]: {},
},
// This is a workaround needed for macOS which has issues with routing
// to docker container's IP addresses directly...
// https://stackoverflow.com/a/39217691
PublishAllPorts: true,
},
{},
(err: any) => {
Expand All @@ -95,11 +98,12 @@ export class HttpEchoContainer implements ITestLedger {

eventEmitter.once("start", async (container: Container) => {
this.container = container;
const host: string = await this.getContainerIpAddress();
const host: string = "127.0.0.1";
const hostPort = await this.getPublicHttpPort();
try {
let reachable: boolean = false;
do {
reachable = await isPortReachable(this.httpPort, { host });
reachable = await isPortReachable(hostPort, { host });
await new Promise((resolve2) => setTimeout(resolve2, 100));
} while (!reachable);
resolve(container);
Expand Down Expand Up @@ -142,31 +146,59 @@ export class HttpEchoContainer implements ITestLedger {
}
}

public async getContainerIpAddress(): Promise<string> {
protected async getContainerInfo(): Promise<ContainerInfo> {
const fnTag = "HttpEchoContainer#getContainerInfo()";
const docker = new Docker();
const imageName = this.getImageName();
const containerInfos: Docker.ContainerInfo[] = await docker.listContainers(
{}
);
const image = this.getImageName();
const containerInfos = await docker.listContainers({});

const aContainerInfo = containerInfos.find((ci) => ci.Image === image);

if (aContainerInfo) {
return aContainerInfo;
} else {
throw new Error(`${fnTag} no image found: "${image}"`);
}
}

public async getPublicHttpPort(): Promise<number> {
const fnTag = "HttpEchoContainer#getRpcApiPublicPort()";
const aContainerInfo = await this.getContainerInfo();
const { httpPort: thePort } = this;
const { Ports: ports } = aContainerInfo;

if (ports.length < 1) {
throw new Error(`${fnTag} no ports exposed or mapped at all`);
}
const mapping = ports.find((x) => x.PrivatePort === thePort);
if (mapping) {
if (!mapping.PublicPort) {
throw new Error(`${fnTag} port ${thePort} mapped but not public`);
} else if (mapping.IP !== "0.0.0.0") {
throw new Error(`${fnTag} port ${thePort} mapped to localhost`);
} else {
return mapping.PublicPort;
}
} else {
throw new Error(`${fnTag} no mapping found for ${thePort}`);
}
}

public async getContainerIpAddress(): Promise<string> {
const fnTag = "HttpEchoContainer#getContainerIpAddress()";
const aContainerInfo = await this.getContainerInfo();

const aContainerInfo = containerInfos.find((ci) => ci.Image === imageName);
if (aContainerInfo) {
const { NetworkSettings } = aContainerInfo;
const networkNames: string[] = Object.keys(NetworkSettings.Networks);
if (networkNames.length < 1) {
throw new Error(
`HttpEchoContainer#getContainerIpAddress() no network found: ${JSON.stringify(
NetworkSettings
)}`
);
throw new Error(`${fnTag} container not on any networks`);
} else {
// return IP address of container on the first network that we found it connected to. Make this configurable?
return NetworkSettings.Networks[networkNames[0]].IPAddress;
}
} else {
throw new Error(
`HttpEchoContainer#getContainerIpAddress() cannot find container image ${this.imageName}`
);
throw new Error(`${fnTag} cannot find container image ${this.imageName}`);
}
}

Expand Down
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