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#!/usr/bin/env node
import {
type Command,
Either,
LogTraceable,
getRequiredEnvVars,
getStdout,
isObject,
LogMetricTraceable,
Metric,
prependWith,
TraceUtil,
} from '@emprespresso/pengueno';
import { mkdir, readFile, rm } from 'fs/promises';
import { join } from 'path';
import { type CheckoutCiJob, type FetchCodeJob, PipelineImpl } from '@emprespresso/ci_model';
import { executeJob, executePipeline } from '@emprespresso/ci_worker';
const run = Date.now().toString();
const eitherJob = getRequiredEnvVars(['remote', 'refname', 'rev']).mapRight(
(baseArgs) =>
<CheckoutCiJob>{
type: 'checkout_ci.ts',
arguments: {
...baseArgs,
run,
returnPath: process.cwd(),
},
},
);
const ciRunMetric = Metric.fromName('checkout_ci.run');
const _logJob = LogTraceable.of(eitherJob).bimap(TraceUtil.withTrace(`checkout_ci.${run}`));
await LogMetricTraceable.ofLogTraceable(_logJob)
.bimap(TraceUtil.withMetricTrace(ciRunMetric))
.map((tEitherJob) =>
tEitherJob.get().flatMapAsync((ciJob) => {
const wd = getWorkingDirectoryForCiJob(ciJob);
const fetchPackageJob = <FetchCodeJob>{
type: 'fetch_code.ts',
arguments: {
remoteUrl: ciJob.arguments.remote,
checkout: ciJob.arguments.rev,
path: getSrcDirectoryForCiJob(ciJob),
},
};
return Either.fromFailableAsync<Error, CheckoutCiJob>(() =>
mkdir(wd, { recursive: true })
.then(() => process.chdir(wd))
.then(() => tEitherJob.move(fetchPackageJob).map(executeJob).get())
.then(() => ciJob),
);
}),
)
.map((tEitherCiJob) =>
tEitherCiJob.get().then((eitherCiJob) =>
eitherCiJob.flatMapAsync<{ cmd: Command; job: CheckoutCiJob }>((ciJob) =>
Either.fromFailableAsync<Error, string>(() =>
readFile(join(getSrcDirectoryForCiJob(ciJob), CI_WORKFLOW_FILE), 'utf-8'),
).then((eitherWorkflowJson) =>
eitherWorkflowJson
.flatMap((json) => Either.fromFailable<Error, unknown>(JSON.parse(json)))
.flatMap((eitherWorkflowParse) => {
if (isCiWorkflow(eitherWorkflowParse)) {
return Either.right({
cmd: getPipelineGenerationCommand(ciJob, eitherWorkflowParse.workflow),
job: ciJob,
});
}
return Either.left(
new Error("couldn't find any valid ci configuration (｡•́︿•̀｡), that's okay~"),
);
}),
),
),
),
)
.map(async (tEitherPipelineGenerationCommand) => {
const eitherJobCommand = await tEitherPipelineGenerationCommand.get();
const eitherPipeline = await eitherJobCommand.flatMapAsync((jobCommand) =>
tEitherPipelineGenerationCommand.move(jobCommand.cmd).map(getStdout).get(),
);
return eitherPipeline
.flatMap(PipelineImpl.from)
.flatMap((pipeline) => eitherJobCommand.mapRight(({ job }) => ({ job, pipeline })));
})
.peek(
TraceUtil.promiseify((tEitherPipeline) =>
tEitherPipeline
.get()
.mapRight((val) => val.pipeline.serialize())
.mapRight((pipeline) => `built the pipeline~ (◕ᴗ◕✿) let's make something amazing! ${pipeline}`)
.mapRight((msg) => tEitherPipeline.trace.trace(msg)),
),
)
.map(async (tEitherPipeline) => {
const eitherPipeline = await tEitherPipeline.get();
return eitherPipeline.flatMapAsync(({ pipeline, job }) =>
tEitherPipeline
.move(pipeline)
.map((p) =>
executePipeline(p, {
HOME: getWorkingDirectoryForCiJob(job),
}),
)
.get(),
);
})
.get()
.then((e) =>
e
.flatMap(() => eitherJob)
.fold(({ isLeft, isRight, value }) => {
if (isLeft || !isRight) throw value;
return rm(getWorkingDirectoryForCiJob(value), {
recursive: true,
});
}),
);
const getWorkingDirectoryForCiJob = (job: CheckoutCiJob) => `${job.arguments.returnPath}/${job.arguments.run}`;
const getSrcDirectoryForCiJob = (job: CheckoutCiJob) => `${job.arguments.returnPath}/${job.arguments.run}/src`;
const _runFlags = ('--rm --network none --cap-drop ALL' + '--security-opt no-new-privileges').split(' ');
const _image = 'oci.liz.coffee/img/ci-worker:release';
const getPipelineGenerationCommand = (
job: CheckoutCiJob,
pipelineGeneratorPath: string,
image = _image,
runFlags = _runFlags,
) => [
'docker',
'run',
...runFlags,
...prependWith(
Object.entries(job.arguments).map(([key, val]) => `"${key}"="${val}"`),
'-e',
),
'-v',
`${getSrcDirectoryForCiJob(job)}/${pipelineGeneratorPath}:/pipeline_generator`,
image,
'/pipeline_generator',
];
export interface CiWorkflow {
workflow: string;
}
export const isCiWorkflow = (t: unknown): t is CiWorkflow =>
isObject(t) && 'workflow' in t && typeof t.workflow === 'string' && !t.workflow.includes('..');
const CI_WORKFLOW_FILE = '.ci/ci.json';
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