metrics[batch-submitter]: add new batch submitter metrics (#1074)

* metrics[batch-submitter]: add new batch submitter metrics

* chore: changeset

* account for failed submissions

.changeset/olive-planets-clean.md

+---
+'@eth-optimism/batch-submitter': patch
+---
+
+Add failure metrics to batch submitter

packages/batch-submitter/src/batch-submitter/batch-submitter.ts

 /* External Imports */
 import { Contract, Signer, utils, providers } from 'ethers'
 import { TransactionReceipt } from '@ethersproject/abstract-provider'
-import { Gauge, Histogram } from 'prom-client'
+import { Gauge, Histogram, Counter } from 'prom-client'
 import * as ynatm from '@eth-optimism/ynatm'
 import { RollupInfo } from '@eth-optimism/core-utils'
 import { Logger, Metrics } from '@eth-optimism/common-ts'
@@ -24,6 +24,9 @@ interface BatchSubmitterMetrics {
   numTxPerBatch: Histogram<string>
   submissionTimestamp: Histogram<string>
   submissionGasUsed: Histogram<string>
+  batchesSubmitted: Counter<string>
+  failedSubmissions: Counter<string>
+  malformedBatches: Counter<string>
 }
 
 export abstract class BatchSubmitter {
@@ -240,6 +243,7 @@ export abstract class BatchSubmitter {
         this.logger
       )
     } catch (err) {
+      this.metrics.failedSubmissions.inc()
       if (err.reason) {
         this.logger.error(`Transaction invalid: ${err.reason}, aborting`, {
           message: err.toString(),
@@ -259,6 +263,7 @@ export abstract class BatchSubmitter {
 
     this.logger.info('Received transaction receipt', { receipt })
     this.logger.info(successMessage)
+    this.metrics.batchesSubmitted.inc()
     this.metrics.submissionGasUsed.observe(receipt.gasUsed.toNumber())
     this.metrics.submissionTimestamp.observe(Date.now())
     return receipt
@@ -293,6 +298,21 @@ export abstract class BatchSubmitter {
         help: 'Gas used to submit each batch',
         registers: [metrics.registry],
       }),
+      batchesSubmitted: new metrics.client.Counter({
+        name: 'batches_submitted',
+        help: 'Count of batches submitted',
+        registers: [metrics.registry],
+      }),
+      failedSubmissions: new metrics.client.Counter({
+        name: 'failed_submissions',
+        help: 'Count of failed batch submissions',
+        registers: [metrics.registry],
+      }),
+      malformedBatches: new metrics.client.Counter({
+        name: 'malformed_batches',
+        help: 'Count of malformed batches',
+        registers: [metrics.registry],
+      }),
     }
   }
 }

packages/batch-submitter/src/batch-submitter/tx-batch-submitter.ts

@@ -301,6 +301,7 @@ export class TransactionBatchSubmitter extends BatchSubmitter {
     // Fix our batches if we are configured to. TODO: Remove this.
     batch = await this._fixBatch(batch)
     if (!(await this._validateBatch(batch))) {
+      this.metrics.malformedBatches.inc()
       return
     }
     let sequencerBatchParams = await this._getSequencerBatchParams(