improve healthcheck (#521)

README.md

@@ -28,6 +28,7 @@ Use a `.env` at root of the repository to set values for the environment variabl
 | IPFS_PORT               |    N     |         `5001`         | Port of the `IPFS` node to use for metadata storage                                                                                                   |
 | WATCHER_POLL_PERIOD_MS  |    N     |        `10000`         | Number of ms between polling of service state                                                                                                         |
 | WATCHER_TIMEOUT_MS      |    N     |         `2000`         | Timeout period in ms for service state                                                                                                                |
+| INDEXER_TIMEOUT_MS      |    N     |        `30000`         | Timeout period in ms for service state                                                                                                                |
 | API_SWAGGER_BG_COLOR    |    N     |       `#fafafa`        | CSS \_color\* val for UI bg ( try: [e4f2f3](https://coolors.co/e4f2f3) , [e7f6e6](https://coolors.co/e7f6e6) or [f8dddd](https://coolors.co/f8dddd) ) |
 | API_SWAGGER_TITLE       |    N     |     `IdentityAPI`      | String used to customise the title of the html page                                                                                                   |
 | API_SWAGGER_HEADING     |    N     |   `IdentityService`    | String used to customise the H2 heading                                                                                                               |

package.json

@@ -18,7 +18,7 @@
     "db:migrate": "npm run db:cmd -- migrate:latest --knexfile src/lib/db/knexfile.ts",
     "db:rollback": "npm run db:cmd -- migrate:rollback --knexfile src/lib/db/knexfile.ts",
     "coverage": "c8 npm run test",
-    "flows": "npx @digicatapult/sqnc-process-management@latest create -h localhost -p 9944 -u //Alice -f processFlows.json"
+    "flows": "process-management create -h localhost -p 9944 -u //Alice -f processFlows.json"
   },
   "repository": {
     "type": "git",
@@ -38,6 +38,7 @@
   },
   "homepage": "https://github.com/digicatapult/sqnc-matchmaker-api#readme",
   "devDependencies": {
+    "@digicatapult/sqnc-process-management": "^2.2.131",
     "@digicatapult/tsimp": "^2.0.12",
     "@eslint/eslintrc": "^3.2.0",
     "@eslint/js": "^9.15.0",

src/env.ts

@@ -26,6 +26,7 @@ const env = envalid.cleanEnv(process.env, {
   IPFS_PORT: envalid.port({ default: 5001 }),
   WATCHER_POLL_PERIOD_MS: envalid.num({ default: 10 * 1000 }),
   WATCHER_TIMEOUT_MS: envalid.num({ default: 2 * 1000 }),
+  INDEXER_TIMEOUT_MS: envalid.num({ default: 30 * 1000 }),
   API_SWAGGER_BG_COLOR: envalid.str({ default: '#fafafa' }),
   API_SWAGGER_TITLE: envalid.str({ default: 'MatchmakerAPI' }),
   API_SWAGGER_HEADING: envalid.str({ default: 'MatchmakerAPI' }),

src/index.ts

@@ -1,5 +1,4 @@
 import 'reflect-metadata'
-
 import { Express } from 'express'
 import { container } from 'tsyringe'
 
@@ -14,8 +13,18 @@ import { logger } from './lib/logger.js'
 
   if (env.ENABLE_INDEXER) {
     const node = container.resolve(ChainNode)
+    container.register<Indexer>('Indexer', {
+      useFactory: () =>
+        new Indexer({
+          db: new Database(),
+          logger,
+          node,
+          startupTime: new Date(),
+          env: env,
+        }),
+    })
+    const indexer = container.resolve<Indexer>('Indexer')
 
-    const indexer = new Indexer({ db: new Database(), logger, node })
     await indexer.start()
     indexer.processAllBlocks(await node.getLastFinalisedBlockHash()).then(() =>
       node.watchFinalisedBlocks(async (hash) => {