The big refactor TM

10 files changed, 281 insertions, 80 deletions

diff --git a/hooks/Dockerfile b/hooks/Dockerfile
index c1ebf7f..d7763a1 100644
--- a/hooks/Dockerfile
+++ b/hooks/Dockerfile
@@ -1,3 +1,5 @@
-FROM oci.liz.coffee/img/liz-ci:release AS hooks
+FROM oci.liz.coffee/@emprespresso/ci-base:release AS hooks
+
+HEALTHCHECK [ "curl --fail http://localhost:9000/health" ]
 
 CMD [ "/app/hooks/mod.ts" ]
diff --git a/hooks/deno.json b/hooks/deno.json
index c4e8fca..cdaf63f 100644
--- a/hooks/deno.json
+++ b/hooks/deno.json
@@ -1,4 +1,4 @@
 {
-  "name": "@liz-ci/hooks",
+  "name": "@emprespresso/ci-hooks",
   "exports": "./mod.ts"
 }
diff --git a/hooks/main.ts b/hooks/main.ts
new file mode 100644
index 0000000..21a3f3f
--- /dev/null
+++ b/hooks/main.ts
@@ -0,0 +1,12 @@
+#!/usr/bin/env -S deno run --allow-env --allow-net --allow-run
+
+import { CiHookServer } from "./server/mod.ts";
+
+const server = new CiHookServer();
+
+const SERVER_CONFIG = {
+  host: "0.0.0.0",
+  port: 9000,
+};
+
+Deno.serve(SERVER_CONFIG, (request: Request) => server.serve(request));
diff --git a/hooks/mod.ts b/hooks/mod.ts
index f858ad0..cc15112 100755..100644
--- a/hooks/mod.ts
+++ b/hooks/mod.ts
@@ -1,78 +1,2 @@
-#!/usr/bin/env -S deno run --allow-env --allow-net --allow-run
-
-import {
-  getRequiredEnv,
-  getStdout,
-  loggerWithPrefix,
-  validateIdentifier,
-} from "@liz-ci/utils";
-
-const getRequestLogger = (req: Request) => {
-  const url = new URL(req.url);
-  const traceId = crypto.randomUUID();
-  const getPrefix = () =>
-    `[${
-      new Date().toISOString()
-    }] RequestTrace=[${traceId}] @ [${url.pathname}] -X [${req.method}] |`;
-  return loggerWithPrefix(getPrefix);
-};
-
-const addr = { port: 9000, hostname: "0.0.0.0" };
-Deno.serve(addr, async (req) => {
-  const logger = getRequestLogger(req);
-  logger.log("start");
-
-  try {
-    const { pathname } = new URL(req.url);
-    if (pathname === "/health") {
-      try {
-        getRequiredEnv("LAMINAR_HOST");
-        await getStdout(["laminarc", "show-jobs"]);
-        return new Response("think im healthy!! lets get to work.\n", {
-          status: 200,
-        });
-      } catch (e) {
-        logger.error(e);
-        return new Response("i need to eat more vegetables -.-\n", {
-          status: 500,
-        });
-      }
-    }
-
-    if (req.method !== "POST") {
-      return new Response("invalid method", {
-        status: 405,
-      });
-    }
-
-    if (pathname === "/checkout_ci") {
-      const { remote, rev, refname } = await req.json();
-      if (![remote, rev, refname].every(validateIdentifier)) {
-        logger.log("invalid reqwest");
-        return new Response("invalid reqwest >:D\n", {
-          status: 400,
-        });
-      }
-
-      const laminar = await getStdout([
-        "laminarc",
-        "queue",
-        "checkout_ci",
-        `remote="${remote}"`,
-        `rev="${rev}"`,
-        `refname="${refname}"`,
-      ]);
-      logger.log(`successful queue :D`, laminar);
-      return new Response(laminar + "\n", {
-        status: 200,
-      });
-    }
-
-    return new Response("idk what that is bro :((\n", { status: 404 });
-  } catch (e) {
-    logger.error("uncaught exception", e);
-    return new Response("womp womp D:\n", { status: 500 });
-  } finally {
-    logger.log("finish");
-  }
-});
+export * from "./server/mod.ts";
+export * from "./main.ts";
diff --git a/hooks/server/ci.ts b/hooks/server/ci.ts
new file mode 100644
index 0000000..8f06124
--- /dev/null
+++ b/hooks/server/ci.ts
@@ -0,0 +1,55 @@
+import {
+  FourOhFourActivityImpl,
+  getRequiredEnv,
+  HealthCheckActivityImpl,
+  type HealthChecker,
+  type IFourOhFourActivity,
+  type IHealthCheckActivity,
+  type ITraceable,
+  PenguenoRequest,
+  type ServerTrace,
+  TraceUtil,
+} from "@emprespresso/pengueno";
+import type { Job } from "@emprespresso/ci-model";
+import {
+  healthCheck as _healthCheck,
+  type IJobHookActivity,
+  type IJobQueuer,
+  JobHookActivityImpl,
+  LaminarJobQueuer,
+} from "@emprespresso/ci-hooks";
+
+export class CiHookServer {
+  constructor(
+    healthCheck: HealthChecker = _healthCheck,
+    jobQueuer: IJobQueuer<ITraceable<Job, ServerTrace>> = new LaminarJobQueuer(
+      getRequiredEnv("LAMINAR_URL").fold((err, val) =>
+        err ? "https://ci.liz.coffee" : val
+      ),
+    ),
+    private readonly healthCheckActivity: IHealthCheckActivity =
+      new HealthCheckActivityImpl(healthCheck),
+    private readonly jobHookActivity: IJobHookActivity =
+      new JobHookActivityImpl(jobQueuer),
+    private readonly fourOhFourActivity: IFourOhFourActivity =
+      new FourOhFourActivityImpl(),
+  ) {}
+
+  private route(req: ITraceable<PenguenoRequest, ServerTrace>) {
+    const url = new URL(req.get().url);
+    if (url.pathname === "/health") {
+      return this.healthCheckActivity.checkHealth(req);
+    }
+    if (url.pathname === "/job") {
+      return this.jobHookActivity.processHook(req);
+    }
+    return this.fourOhFourActivity.fourOhFour(req);
+  }
+
+  public serve(req: Request): Promise<Response> {
+    return PenguenoRequest.from(req)
+      .bimap(TraceUtil.withClassTrace(this))
+      .map(this.route)
+      .get();
+  }
+}
diff --git a/hooks/server/health.ts b/hooks/server/health.ts
new file mode 100644
index 0000000..2f67aa4
--- /dev/null
+++ b/hooks/server/health.ts
@@ -0,0 +1,25 @@
+import {
+  getRequiredEnv,
+  getStdout,
+  type HealthChecker,
+  type HealthCheckInput,
+  HealthCheckOutput,
+  type IEither,
+  type ITraceable,
+  type ServerTrace,
+  TraceUtil,
+} from "@emprespresso/pengueno";
+
+export const healthCheck: HealthChecker = (
+  input: ITraceable<HealthCheckInput, ServerTrace>,
+): Promise<IEither<Error, HealthCheckOutput>> =>
+  input.bimap(TraceUtil.withFunctionTrace(healthCheck))
+    .move(getRequiredEnv("LAMINAR_HOST"))
+    // ensure LAMINAR_HOST is propagated to getStdout for other procedures
+    .map((e) => e.get().moveRight(["laminarc", "show-jobs"]))
+    .map((i) =>
+      i.get().mapRight(i.move.apply)
+        .flatMapAsync(getStdout.apply)
+        .then((gotJobs) => gotJobs.moveRight(HealthCheckOutput.YAASSSLAYQUEEN))
+    )
+    .get();
diff --git a/hooks/server/job/activity.ts b/hooks/server/job/activity.ts
new file mode 100644
index 0000000..14ea459
--- /dev/null
+++ b/hooks/server/job/activity.ts
@@ -0,0 +1,100 @@
+import {
+  Either,
+  ErrorSource,
+  type IActivity,
+  type IEither,
+  type ITraceable,
+  jsonModel,
+  JsonResponse,
+  LogLevel,
+  Metric,
+  PenguenoError,
+  type PenguenoRequest,
+  type ServerTrace,
+  TraceUtil,
+  validateExecutionEntries,
+} from "@emprespresso/pengueno";
+import { isJob, type Job } from "@emprespresso/ci-model";
+import type { IJobQueuer } from "@emprespresso/ci-hooks";
+
+const wellFormedJobMetric = Metric.fromName("Job.WellFormed");
+
+const jobJsonTransformer = (
+  j: ITraceable<unknown, ServerTrace>,
+): IEither<PenguenoError, Job> =>
+  j.bimap(TraceUtil.withMetricTrace(wellFormedJobMetric))
+    .map((tJson) => {
+      if (!isJob(tJson) || !validateExecutionEntries(tJson)) {
+        const err = "seems like a pwetty mawfomed job \\(-.-)/";
+        tJson.trace.addTrace(LogLevel.WARN).trace(err);
+        return Either.left<PenguenoError, Job>(new PenguenoError(err, 400));
+      }
+      return Either.right<PenguenoError, Job>(tJson);
+    })
+    .peek((tJob) =>
+      tJob.trace.trace(
+        tJob.get().fold((err) =>
+          err ? wellFormedJobMetric.failure : wellFormedJobMetric.success
+        ),
+      )
+    )
+    .get();
+
+export interface IJobHookActivity {
+  processHook: IActivity;
+}
+
+const jobHookRequestMetric = Metric.fromName("JobHook.process");
+export class JobHookActivityImpl implements IJobHookActivity {
+  constructor(
+    private readonly queuer: IJobQueuer<ITraceable<Job, ServerTrace>>,
+  ) {}
+
+  private trace(r: ITraceable<PenguenoRequest, ServerTrace>) {
+    return r.bimap(TraceUtil.withClassTrace(this))
+      .bimap(
+        TraceUtil.withMetricTrace(jobHookRequestMetric),
+      );
+  }
+
+  public processHook(r: ITraceable<PenguenoRequest, ServerTrace>) {
+    return this.trace(r).map(jsonModel(jobJsonTransformer))
+      .map(async (tEitherJobJson) => {
+        const eitherJob = await tEitherJobJson.get();
+        return eitherJob.flatMapAsync(async (job) => {
+          const eitherQueued = await tEitherJobJson.move(job)
+            .map(this.queuer.queue)
+            .get();
+          return eitherQueued.mapLeft((e) => new PenguenoError(e.message, 500));
+        });
+      })
+      .peek(
+        TraceUtil.promiseify((tJob) =>
+          tJob.get().fold(
+            (err: PenguenoError | undefined, _val: string | undefined) => {
+              if (!err) {
+                tJob.trace.trace(jobHookRequestMetric.success);
+                tJob.trace.trace(`all queued up and weady to go :D !! ${_val}`);
+                return;
+              }
+              tJob.trace.trace(
+                err.source === ErrorSource.SYSTEM
+                  ? jobHookRequestMetric.failure
+                  : jobHookRequestMetric.warn,
+              );
+              tJob.trace.addTrace(err.source).trace(`${err}`);
+            },
+          )
+        ),
+      )
+      .map(
+        TraceUtil.promiseify((tEitherQueuedJob) =>
+          new JsonResponse(r, tEitherQueuedJob.get(), {
+            status: tEitherQueuedJob.get()
+              .fold(({ status }, _val) => _val ? 200 : status),
+          })
+        ),
+      )
+      .get();
+  }
+}
diff --git a/hooks/server/job/mod.ts b/hooks/server/job/mod.ts
new file mode 100644
index 0000000..6b4ae85
--- /dev/null
+++ b/hooks/server/job/mod.ts
@@ -0,0 +1,2 @@
+export * from "./activity.ts";
+export * from "./queuer.ts";
diff --git a/hooks/server/job/queuer.ts b/hooks/server/job/queuer.ts
new file mode 100644
index 0000000..6094183
--- /dev/null
+++ b/hooks/server/job/queuer.ts
@@ -0,0 +1,78 @@
+import {
+  getStdout,
+  type IEither,
+  type ITraceable,
+  LogLevel,
+  type Mapper,
+  memoize,
+  Metric,
+  type ServerTrace,
+  TraceUtil,
+} from "@emprespresso/pengueno";
+import type { Job } from "@emprespresso/ci-model";
+
+type QueuePosition = string;
+export class QueueError extends Error {}
+export interface IJobQueuer<TJob> {
+  queue: Mapper<TJob, Promise<IEither<QueueError, QueuePosition>>>;
+}
+
+export class LaminarJobQueuer
+  implements IJobQueuer<ITraceable<Job, ServerTrace>> {
+  constructor(
+    private readonly queuePositionPrefix: string,
+  ) {}
+
+  private static GetJobTypeTrace = (jobType: string) =>
+    `LaminarJobQueue.Queue.${jobType}`;
+  private static JobTypeMetrics = memoize((jobType: string) =>
+    Metric.fromName(LaminarJobQueuer.GetJobTypeTrace(jobType))
+  );
+
+  public queue(j: ITraceable<Job, ServerTrace>) {
+    const { type: jobType } = j.get();
+    const trace = LaminarJobQueuer.GetJobTypeTrace(jobType);
+    const metric = LaminarJobQueuer.JobTypeMetrics(trace);
+
+    return j
+      .bimap(TraceUtil.withTrace(trace))
+      .bimap(TraceUtil.withMetricTrace(metric))
+      .map((j) => {
+        const { type: jobType, arguments: args } = j.get();
+        const laminarCommand = [
+          "laminarc",
+          "queue",
+          jobType,
+          ...Object.entries(args).map(([key, val]) => `"${key}"="${val}"`),
+        ];
+        return laminarCommand;
+      })
+      .peek((c) =>
+        c.trace.trace(
+          `im so excited to see how this queue job will end!! (>ᴗ<): ${c.get().toString()}`,
+        )
+      )
+      .map(getStdout)
+      .peek(
+        TraceUtil.promiseify((q) =>
+          q.trace.trace(
+            q.get().fold((err, _val) => err ? metric.failure : metric.success),
+          )
+        ),
+      )
+      .map(TraceUtil.promiseify((q) =>
+        q.get().mapRight((stdout) => {
+          q.trace.addTrace(LogLevel.DEBUG).trace(`stdout ${stdout}`);
+          const [jobName, jobId] = stdout.split(":");
+          const jobUrl = `${this.queuePositionPrefix}/jobs/${jobName}/${jobId}`;
+
+          q.trace.trace(`all queued up and weady to go~ (˘ω˘) => ${jobUrl}`);
+          return jobUrl;
+        }).mapLeft((err) => {
+          q.trace.addTrace(LogLevel.ERROR).trace(err.toString());
+          return err;
+        })
+      ))
+      .get();
+  }
+}
diff --git a/hooks/server/mod.ts b/hooks/server/mod.ts
new file mode 100644
index 0000000..0a520f9
--- /dev/null
+++ b/hooks/server/mod.ts
@@ -0,0 +1,3 @@
+export * from "./ci.ts";
+export * from "./health.ts";
+export * from "./job/mod.ts";