ci(l2): automate flamegraph tests

.github/scripts/flamegraph_watcher.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+# This script sends 171 * <iterations> transactions to a test account, per defined private key
+# then polls the account balance until the expected balance has been reached
+# and then kills the process. It also measures the elapsed time of the test and
+# outputs it to Github Action's outputs.
+iterations=500
+value=1
+account=0x33c6b73432B3aeA0C1725E415CC40D04908B85fd
+end_val=$((171 * $iterations * $value))
+
+ethrex_l2 test load --path /home/runner/work/ethrex/ethrex/test_data/private_keys.txt -i $iterations -v --value $value --to $account >/dev/null
+
+start_time=$(date +%s)
+output=$(ethrex_l2 info -b -a $account --wei 2>&1)
+while [[ $output -lt $end_val ]]; do
+    sleep 5
+    output=$(ethrex_l2 info -b -a $account --wei 2>&1)
+done
+end_time=$(date +%s)
+elapsed=$((end_time - start_time))
+
+minutes=$((elapsed / 60))
+seconds=$((elapsed % 60))
+output=$(ethrex_l2 info -b -a $account --wei 2>&1)
+echo "Balance of $output reached in $minutes min $seconds s, killing process"
+
+echo killing "$PROGRAM"
+sudo pkill "$PROGRAM"
+
+while pgrep -l "perf" >/dev/null; do
+    echo "perf still alive, waiting for it to exit..."
+    sleep 10
+done
+echo "perf exited"
+
+# We need this for the following job, to add to the static page
+echo "time=$minutes minutes $seconds seconds" >>"$GITHUB_OUTPUT"

.github/scripts/publish_link_flamegraphs.sh

@@ -0,0 +1,23 @@
+curl -XPOST -H "Content-type: application/json" -d '{
+  "blocks": [
+    {
+      "type": "header",
+      "text": {
+        "type": "plain_text",
+        "text": "Daily Flamegraph Report"
+      }
+    },
+    {
+      "type": "divider"
+    },
+    {
+      "type": "section",
+      "text": {
+        "type": "mrkdwn",
+        "text": "🔥 Flamegraphs are available at *<https://lambdaclass.github.io/ethrex/|lambdaclass.github.io/ethrex/>*\n
+        • *<https://lambdaclass.github.io/ethrex/flamegraph_ethrex.svg/flamegraph_ethrex.svg|Ethrex Flamegraph>*\n
+        • *<https://lambdaclass.github.io/ethrex/flamegraph_reth.svg/flamegraph_reth.svg|Reth Flamegraph>*\n"
+      }
+    }
+  ]
+}' "$1"

.github/workflows/daily_reports.yaml

@@ -15,19 +15,19 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        vm: [levm, revm]
+        vm: [ levm, revm ]
         test:
           - {
-              name: "Rpc Compat tests",
-              file_name: rpc-compat,
-              simulation: ethereum/rpc-compat,
-            }
+            name: "Rpc Compat tests",
+            file_name: rpc-compat,
+            simulation: ethereum/rpc-compat,
+          }
           - { name: "Devp2p eth tests", file_name: devp2p, simulation: devp2p }
           - {
-              name: "Cancun Engine tests",
-              file_name: engine,
-              simulation: ethereum/engine,
-            }
+            name: "Cancun Engine tests",
+            file_name: engine,
+            simulation: ethereum/engine,
+          }
           - { name: "Sync tests", file_name: sync, simulation: ethereum/sync }
 
     steps:
@@ -67,7 +67,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        vm: [levm, revm]
+        vm: [ levm, revm ]
     steps:
       - name: Checkout sources
         uses: actions/checkout@v4
@@ -193,3 +193,12 @@ jobs:
               || secrets.LEVM_SLACK_WEBHOOK
             }}
         run: sh .github/scripts/publish_levm_ef_tests.sh $SLACK_WEBHOOK
+
+  flamegraphs-page:
+    name: Post to Slack link to Flamegraphs Page
+    runs-on: ubuntu-latest
+    steps:
+      - name: Post message to slack
+        env:
+          SLACK_WEBHOOK: ${{ secrets.TEST_CHANNEL_SLACK }}
+        run: sh .github/scripts/publish_link_flamegraphs.sh $SLACK_WEBHOOK