Add extra support guidance for Minecraft

.github/ISSUE_TEMPLATE/config.yml

@@ -1,14 +1,18 @@
 blank_issues_enabled: false
 
 contact_links:
-- name: Chat 💬
-  url: https://adoptium.net/slack.html
-  about: "Join our Slack channel #support to get help diagnosing your problems."
+  - name: Minecraft Java Edition Related Issue 🔐
+    url: https://bugs.mojang.com/projects/MC/summary
+    about: Please submit Minecraft Java Edition related issues to the Mojang Issue Tracker First :-).
 
-- name: Docker 🐋
-  url: https://github.com/adoptium/containers/issues/new
-  about: "Please report issues with the `eclipse-temurin` Docker images here."
+  - name: Chat 💬
+    url: https://adoptium.net/slack.html
+    about: "Join our Slack channel #support to get help diagnosing your problems."
 
-- name: JDK Bug System ☕
-  url: https://bugs.openjdk.java.net/secure/Dashboard.jspa
-  about: You can search for known bugs in the JDK Bug System.
+  - name: Docker 🐋
+    url: https://github.com/adoptium/containers/issues/new
+    about: "Please report issues with the `eclipse-temurin` Docker images here."
+
+  - name: JDK Bug System ☕
+    url: https://bugs.openjdk.java.net/secure/Dashboard.jspa
+    about: You can search for known bugs in the JDK Bug System.

.github/workflows/minecraft-crash-reported-upstream-check.yml

@@ -0,0 +1,58 @@
+name: Add Minecraft upstream label
+on:
+  issue_comment:
+    types: [created, edited]
+
+jobs:
+  check-reported-upstream:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check reported upstream
+        # Ignore pull request comments, see
+        # https://docs.github.com/en/actions/learn-github-actions/events-that-trigger-workflows#issue_comment
+        if: ${{ !github.event.issue.pull_request }}
+        uses: actions/github-script@98814c53be79b1d30f795b907e553d8679345975 # v6.4.0
+        with:
+          script: |
+            // See documentation for payload properties
+            // https://docs.github.com/en/developers/webhooks-and-events/webhooks/webhook-events-and-payloads#issue_comment
+            const issue = context.payload.issue
+
+            const sender = context.payload.sender.login
+
+            if (issue.user.login !== sender) {
+              console.log('Ignoring comment by user other than author')
+              return
+            }
+
+            const reportedUpstreamLabel = 'Reported Upstream'
+            const issueLabels = issue.labels.map(label => label.name)
+
+            if (issueLabels.includes(reportedUpstreamLabel)) {
+              console.log('Ignoring issue because it already has upstream label')
+              return
+            }
+            if (!issueLabels.includes('Minecraft')) {
+              console.log('Ignoring issue because it is not labeled as Minecraft')
+              return
+            }
+
+            const commentBody = context.payload.comment.body
+            // Check if comment mentions Mojira issue key, e.g. MC-123456
+            const matchedMojiraIssueKey = /(?<!\w)MC-\d{6,}(?!\w)/i.exec(commentBody)
+
+            if (matchedMojiraIssueKey === null) {
+              console.log('Did not find Mojira issue key in comment')
+            }
+            else {
+              console.log(`Found Mojira issue key ${matchedMojiraIssueKey[0]}, adding label`)
+
+              const owner = context.repo.owner
+              const repo = context.repo.repo
+              github.rest.issues.addLabels({
+                owner: owner,
+                repo: repo,
+                issue_number: issue.number,
+                labels: [reportedUpstreamLabel]
+              })
+            }

.github/workflows/minecraft-crash.yml

@@ -0,0 +1,140 @@
+name: Check Minecraft crash
+on:
+  issues:
+    types: [opened]
+
+jobs:
+  check-minecraft-crash:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/setup-node@64ed1c7eab4cce3362f8c340dee64e5eaeef8f7c #v3.6.0
+        with:
+          node-version: 16
+      - run: npm install axios
+      - name: Check Minecraft crash
+        uses: actions/github-script@98814c53be79b1d30f795b907e553d8679345975 # v6.4.0
+        with:
+          script: |
+            // Strings which indicate that Minecraft is modded
+            const moddedStrings = [
+              'net.fabricmc.loader.launch.knot.KnotClient',
+              'net.fabricmc.loader.impl.launch.knot.KnotClient', // new class name
+              '--version fabric-loader-',
+              '--tweakClass optifine.OptiFineTweaker',
+            ]
+
+            const axios = require('axios')
+
+            async function httpGet(url) {
+              const result = await axios.get(url, {
+                responseType: 'text'
+              })
+              const status = result.status
+              const data = result.data
+              if (status < 200 || status >= 300) {
+                throw new Error(`GET request to ${url} failed with ${status} '${result.statusText}': ${data}`)
+              }
+              return data
+            }
+
+            const issueNumber = context.issue.number
+            const owner = context.repo.owner
+            const repo = context.repo.repo
+            const issueData = (await github.rest.issues.get({
+              owner: owner,
+              repo: repo,
+              issue_number: issueNumber,
+            })).data
+            const issueTitle = issueData.title
+            const issueBody = issueData.body
+
+            // Uses negative lookbehind and lookahead to match start and end of string as well
+            const minecraftRegex = /(?<![a-z])Minecraft(?![a-z])/i
+            let isMinecraftIssue = minecraftRegex.test(issueTitle) || minecraftRegex.test(issueBody)
+
+            const foundModdedStrings = moddedStrings.filter(s => issueBody.includes(s))
+            if (foundModdedStrings.length === 0) {
+              console.log('Did not find modded string in issue body, searching attachments')
+              // Try searching in attachments
+              // There is currently no API so try to find URL then get attachment content, see https://github.community/t/get-files-attached-in-issue/117443
+              const attachmentPattern = new RegExp(`https://github\\.com/${owner}/${repo}/files/\\d+/[a-zA-Z0-9_\\-.]+`, 'g')
+              const attachmentUrls = Array.from(issueBody.matchAll(attachmentPattern), m => m[0])
+              console.log('Found attachment URLs', attachmentUrls)
+              for (const url of attachmentUrls) {
+                let attachment = undefined
+                try {
+                  attachment = await httpGet(url)
+                } catch (e) {
+                  // Only log message because complete error is rather verbose
+                  console.log('Failed getting attachment for ' + url, e.message)
+                  continue
+                }
+
+                if (!isMinecraftIssue) {
+                  isMinecraftIssue = minecraftRegex.test(attachment)
+                  if (isMinecraftIssue) {
+                    console.log('Found Minecraft string in attachment')
+                  }
+                }
+
+                moddedStrings.forEach(s => {
+                  if (attachment.includes(s)) {
+                    foundModdedStrings.push(s)
+                  }
+                })
+              }
+            }
+
+            let isCrashFromModdedMinecraft = foundModdedStrings.length > 0
+
+            if (isCrashFromModdedMinecraft) {
+              console.log('Found modded strings', foundModdedStrings)
+            } else {
+              console.log('Did not find modded strings')
+            }
+            isMinecraftIssue = isMinecraftIssue || isCrashFromModdedMinecraft
+            console.log('Is Minecraft issue: ' + isMinecraftIssue)
+
+            if (isMinecraftIssue) {
+              let commentBody
+              if (isCrashFromModdedMinecraft) {
+                // Don't tell user to report modded crashes on Mojang's bug tracker; they will be considered Invalid
+                commentBody = (
+                  'Thank you for the report!\n'
+                  + 'It looks like you are using a modified version of Minecraft. The following was detected in your crash report:\n```\n'
+                  + foundModdedStrings.join('\n')
+                  + '\n```\nPlease report this crash to the mod creator. If you can also reproduce this crash without having any mods installed, please submit this issue over at the [Mojang bug tracker](https://bugs.mojang.com/projects/MC/summary). '
+                  + 'Please search for existing reports first; in case you do not find any, create a new report and let us know about the issue number here (e.g. `MC-123456`).'
+                )
+              } else {
+                commentBody = (
+                  'Thank you for the report!\n'
+                  + 'Please submit this issue over at the [Mojang bug tracker](https://bugs.mojang.com/projects/MC/summary). '
+                  + 'Please search for existing reports first; in case you do not find any, create a new report and let us know about the issue number here (e.g. `MC-123456`). '
+                  + 'The Mojang team will take the first look. If an OpenJDK bug is identified, the Mojang team will contact the Microsoft Build of OpenJDK team to address the issue.'
+                )
+              }
+
+              github.rest.issues.createComment({
+                owner: owner,
+                repo: repo,
+                issue_number: issueNumber,
+                body: commentBody
+              })
+
+              // Add Minecraft label
+              github.rest.issues.addLabels({
+                owner: owner,
+                repo: repo,
+                issue_number: issueNumber,
+                labels: ['Minecraft']
+              })
+
+              // We will close any Minecraft-related issue automatically
+              github.rest.issues.update({
+                owner: owner,
+                repo: repo,
+                issue_number: issueNumber,
+                state: 'closed'
+              })
+            }

.vscode/settings.json

@@ -1,8 +1,15 @@
 {
     "cSpell.words": [
+        "axios",
+        "fabricmc",
         "jabba",
         "jenv",
+        "Mojang",
+        "Mojira",
+        "optifine",
         "Triaging",
+        "Tweaker",
+        "unstale",
         "Webdev"
     ]
 }