.beads/issues.jsonl

@@ -32,7 +32,7 @@
 {"id":"ops-jrz1-bbn","title":"Research: Resource limits and quotas","description":"Should we limit CPU/memory/disk per learner?\n\n## Current state\n- No limits configured\n- Single VPS shared by all users\n- 2GB RAM, 1 vCPU (Vultr $6 tier?)\n\n## Options\n1. **No limits** - Trust learners, monitor manually\n2. **Systemd slices** - cgroups for user sessions\n3. **Disk quotas** - Limit ~/\n4. **ulimits** - Process limits\n\n## Questions\n- What resources does a typical dev session use?\n- What about `go build` or `npm install`?\n- Is this premature optimization?","status":"open","priority":3,"issue_type":"task","created_at":"2026-01-02T12:27:34.884865507-08:00","created_by":"dan","updated_at":"2026-01-02T12:27:34.884865507-08:00"}
 {"id":"ops-jrz1-bhk","title":"Add disk quotas for user workspaces","description":"User could fill host disk via /var/lib/vscode/\u003cuser\u003e/. Add per-directory quotas or monitoring/alerting on disk usage.","status":"closed","priority":3,"issue_type":"task","created_at":"2025-12-05T15:32:41.199417226-08:00","updated_at":"2025-12-28T00:05:44.7635372-05:00","closed_at":"2025-12-28T00:05:44.7635372-05:00","close_reason":"Parent epic cancelled - browser-based dev approach abandoned","dependencies":[{"issue_id":"ops-jrz1-bhk","depends_on_id":"ops-jrz1-3so","type":"parent-child","created_at":"2025-12-05T17:05:47.309592029-08:00","created_by":"daemon","metadata":"{}"}]}
 {"id":"ops-jrz1-blh","title":"mautrix-slack edit panic persists in v25.11","description":"mautrix-slack panic on rapid message edits (race condition)\n\n**Root cause**: Edit event arrives before original message is stored in DB. ConvertEdit accesses nil metadata.\n\n**Location**: handleslack.go:575 - has TODO comment: 'this can panic?'\n\n**Reproduction**: Edit a Slack message within ~1 second of sending\n\n**Upstream status**: \n- v25.11 is latest (we're on it)\n- Known to devs (TODO in code)\n- No open issue filed yet\n\n**Stack trace**:\ngo.mau.fi/mautrix-slack/pkg/connector.(*SlackMessage).ConvertEdit\n  handleslack.go:575\nmaunium.net/go/mautrix/bridgev2.(*Portal).handleRemoteEdit\n  portal.go:2838","status":"closed","priority":2,"issue_type":"bug","created_at":"2025-12-05T19:40:33.255395189-08:00","updated_at":"2025-12-28T00:06:14.637057055-05:00","closed_at":"2025-12-28T00:06:14.637057055-05:00","close_reason":"Duplicate of ops-jrz1-f15 which has fix ready","comments":[{"id":2,"issue_id":"ops-jrz1-blh","author":"dan","text":"Confirmed panic exists in nixpkgs-unstable from 2025-12-02. Fix will be addressed via platform upgrade (see ops-jrz1-00e).","created_at":"2025-12-08T23:54:57Z"}]}
-{"id":"ops-jrz1-cmv","title":"Add egress rate limiting (iptables)","description":"Hard limit outbound connections per user to prevent mass exfil/scanning.\n\n## Config\n```nix\nnetworking.firewall.extraCommands = ''\n  # Rate limit new outbound connections for regular users (uid 1000+)\n  iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \\\n    -m limit --limit 30/min --limit-burst 60 -j ACCEPT\n  iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \\\n    -j LOG --log-prefix \"EGRESS-LIMIT: \"\n  iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \\\n    -j REJECT\n'';\n```\n\n## Behavior\n- 30 new connections/min sustained, burst of 60\n- Over limit: logged and rejected\n- Doesn't affect established connections\n\n## Testing\n- `for i in {1..100}; do curl -s ifconfig.me \u0026 done`\n- Should see EGRESS-LIMIT in journal after ~60","status":"closed","priority":2,"issue_type":"task","created_at":"2026-01-02T20:16:32.276607792-08:00","created_by":"dan","updated_at":"2026-01-02T21:12:35.5888406-08:00","closed_at":"2026-01-02T21:12:35.5888406-08:00","close_reason":"Closed"}
+{"id":"ops-jrz1-cmv","title":"Add egress rate limiting (iptables)","description":"Hard limit outbound connections per user to prevent mass exfil/scanning.\n\n## Config\n```nix\nnetworking.firewall.extraCommands = ''\n  # Rate limit new outbound connections for regular users (uid 1000+)\n  iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \\\n    -m limit --limit 30/min --limit-burst 60 -j ACCEPT\n  iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \\\n    -j LOG --log-prefix \"EGRESS-LIMIT: \"\n  iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \\\n    -j REJECT\n'';\n```\n\n## Behavior\n- 30 new connections/min sustained, burst of 60\n- Over limit: logged and rejected\n- Doesn't affect established connections\n\n## Testing\n- `for i in {1..100}; do curl -s ifconfig.me \u0026 done`\n- Should see EGRESS-LIMIT in journal after ~60","status":"open","priority":2,"issue_type":"task","created_at":"2026-01-02T20:16:32.276607792-08:00","created_by":"dan","updated_at":"2026-01-02T20:16:32.276607792-08:00"}
 {"id":"ops-jrz1-d38","title":"Add tmux to system packages","description":"Add tmux for session persistence. Users can run bots in tmux, disconnect, reconnect.","status":"closed","priority":2,"issue_type":"task","created_at":"2026-01-02T15:13:58.514256583-08:00","created_by":"dan","updated_at":"2026-01-02T17:25:59.102158299-08:00","closed_at":"2026-01-02T17:25:59.102158299-08:00","close_reason":"Closed"}
 {"id":"ops-jrz1-d58","title":"Build custom code-server container image","description":"Dockerfile with: code-server, opencode CLI, opencode VS Code extension (Open VSX), Python, Node, Git. Push to registry or build locally.","status":"closed","priority":2,"issue_type":"task","created_at":"2025-12-05T17:16:54.507577308-08:00","updated_at":"2025-12-28T00:05:44.736614157-05:00","closed_at":"2025-12-28T00:05:44.736614157-05:00","close_reason":"Parent epic cancelled - browser-based dev approach abandoned","dependencies":[{"issue_id":"ops-jrz1-d58","depends_on_id":"ops-jrz1-3so","type":"parent-child","created_at":"2025-12-05T17:17:36.369590207-08:00","created_by":"daemon","metadata":"{}"}]}
 {"id":"ops-jrz1-dg9","title":"Document pattern for adding dev tools to system","description":"Create documentation for the standard pattern of adding dev tools.\n\n## Pattern\n1. Add flake input (if not in nixpkgs)\n2. Add to environment.systemPackages\n3. Run nixos-rebuild switch\n4. Config stays per-user/per-repo\n\n## Document should cover\n- How to add a tool from nixpkgs\n- How to add a tool from external flake\n- How to package a tool not yet packaged\n- How to update a tool (flake lock update)\n\n## Location\ndocs/adding-dev-tools.md or similar","status":"open","priority":3,"issue_type":"task","created_at":"2026-01-02T16:36:04.613581812-08:00","created_by":"dan","updated_at":"2026-01-02T16:36:04.613581812-08:00"}
@@ -57,7 +57,7 @@
 {"id":"ops-jrz1-nir","title":"RFC: SSH log noise reduction strategy","description":"Research showed 99.8% of SSH logs are scanner noise (9000 failed attempts/day). Options: (1) Change SSH port - simple, ~99% reduction (2) journald filter - surgical but complex (3) LogLevel ERROR - loses successful login audit trail (4) fail2ban - bans IPs, partial reduction. Orch consensus: Gemini opposed LogLevel ERROR due to losing audit trail, GPT supported. Need RFC to decide approach. See posture review from Dec 2025 session.","status":"open","priority":3,"issue_type":"task","created_at":"2025-12-04T22:55:13.990334935-08:00","updated_at":"2025-12-04T22:55:13.990334935-08:00"}
 {"id":"ops-jrz1-nvx","title":"Slack bot architecture: Matrix-first approach","description":"**Decision**: Use Matrix as primary platform for Slack bot development.\n\n**Architecture**: Bots run as maubot plugins (or Matrix bots), communicate to Slack via mautrix-slack bridge.\n\n**Rationale**:\n- Existing infrastructure (maubot deployed, bridge working)\n- Single platform to manage\n- Bots work with Matrix users too\n- Avoid Socket Mode contention (only one xapp- connection allowed)\n\n**Trade-offs accepted**:\n- Bridge dependency (edit panic bug exists)\n- Extra latency through bridge hop\n- Limited to bridged channels\n\n**Alternative considered (Option B - direct Slack API)**:\n- Could use xoxb- token for outbound-only (REST)\n- Would need new Slack app for full Socket Mode independence\n- Deferred for now\n\n**Credentials available**:\n- slack-oauth-token (xoxb-) - shareable for REST calls if needed\n- slack-app-token (xapp-) - reserved for bridge Socket Mode\n\n**Status**: DECIDED - staying with Matrix-first","status":"closed","priority":3,"issue_type":"task","created_at":"2025-12-05T23:12:22.011872713-08:00","updated_at":"2025-12-05T23:12:28.329467732-08:00","closed_at":"2025-12-05T23:12:28.329467732-08:00"}
 {"id":"ops-jrz1-nwv","title":"Package graphite CLI (gt) for NixOS","description":"Graphite CLI (gt) is not in nixpkgs. Need to package it.\n\n## Research needed\n- How is gt distributed? (npm, binary, go?)\n- Is there an existing nix package or flake?\n- If not, create minimal derivation\n\n## Options\n1. Find existing flake/overlay\n2. Use buildNpmPackage if it's npm-based\n3. Fetch pre-built binary\n\n## Once packaged\nAdd to system packages via flake input pattern (same as beads).","status":"closed","priority":3,"issue_type":"task","created_at":"2026-01-02T16:36:04.374192123-08:00","created_by":"dan","updated_at":"2026-01-02T16:37:46.981193033-08:00","closed_at":"2026-01-02T16:37:46.981193033-08:00","close_reason":"Wrong tool - gt is gastown, not graphite"}
-{"id":"ops-jrz1-p2d","title":"Add egress connection logging","description":"Log all new outbound connections for forensics.\n\n## Config\n```nix\nnetworking.firewall.extraCommands = ''\n  # Log all new outbound from regular users\n  iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \\\n    -j LOG --log-prefix \"EGRESS: \" --log-level info\n'';\n```\n\n## Usage\n```bash\n# View egress logs\njournalctl -k | grep EGRESS\n\n# Watch live\njournalctl -kf | grep EGRESS\n```\n\n## Notes\n- Logs before rate limit rules (if both implemented)\n- Includes source UID, dest IP, dest port","status":"closed","priority":2,"issue_type":"task","created_at":"2026-01-02T20:17:39.566590459-08:00","created_by":"dan","updated_at":"2026-01-02T21:12:35.575052381-08:00","closed_at":"2026-01-02T21:12:35.575052381-08:00","close_reason":"Closed"}
+{"id":"ops-jrz1-p2d","title":"Add egress connection logging","description":"Log all new outbound connections for forensics.\n\n## Config\n```nix\nnetworking.firewall.extraCommands = ''\n  # Log all new outbound from regular users\n  iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \\\n    -j LOG --log-prefix \"EGRESS: \" --log-level info\n'';\n```\n\n## Usage\n```bash\n# View egress logs\njournalctl -k | grep EGRESS\n\n# Watch live\njournalctl -kf | grep EGRESS\n```\n\n## Notes\n- Logs before rate limit rules (if both implemented)\n- Includes source UID, dest IP, dest port","status":"open","priority":2,"issue_type":"task","created_at":"2026-01-02T20:17:39.566590459-08:00","created_by":"dan","updated_at":"2026-01-02T20:17:39.566590459-08:00"}
 {"id":"ops-jrz1-qxr","title":"mautrix-slack message edit panic (upstream bug)","description":"Bridge upgraded to v25.11. Need to verify if edit panic is fixed by testing a Slack message edit. Watch logs: journalctl -u mautrix-slack -f | grep -E 'ERR|panic|edit'","status":"closed","priority":2,"issue_type":"bug","created_at":"2025-12-05T18:22:38.18203834-08:00","updated_at":"2025-12-05T19:36:00.556011621-08:00","closed_at":"2025-12-05T19:36:00.556011621-08:00","dependencies":[{"issue_id":"ops-jrz1-qxr","depends_on_id":"ops-jrz1-03o","type":"blocks","created_at":"2025-12-05T18:24:23.259399275-08:00","created_by":"daemon","metadata":"{}"}]}
 {"id":"ops-jrz1-rkp","title":"Add egress abuse watchdog","description":"Monitor for users hitting egress rate limits, kill if sustained.\n\n## Script: /usr/local/bin/egress-watchdog\n```bash\n#\\!/usr/bin/env bash\n# Kill users who keep hitting egress limits\nTHRESHOLD=10  # EGRESS-LIMIT hits per minute\nCOUNTFILE=\"/var/lib/egress-watchdog\"\nmkdir -p \"$COUNTFILE\"\n\n# Count recent limit hits per UID\njournalctl -k --since \"1 minute ago\" 2\u003e/dev/null | grep \"EGRESS-LIMIT\" | \\\n  grep -oP 'UID=\\K[0-9]+' | sort | uniq -c | while read count uid; do\n  \n  user=$(getent passwd \"$uid\" | cut -d: -f1)\n  [ -z \"$user\" ] \u0026\u0026 continue\n  \n  if [ \"$count\" -gt \"$THRESHOLD\" ]; then\n    strikes=$(cat \"$COUNTFILE/$user\" 2\u003e/dev/null || echo 0)\n    strikes=$((strikes + 1))\n    echo \"$strikes\" \u003e \"$COUNTFILE/$user\"\n    logger -t egress-watchdog \"User $user hit egress limit $count times (strike $strikes/3)\"\n    \n    if [ \"$strikes\" -ge 3 ]; then\n      /usr/local/bin/killswitch \"$user\" \"egress abuse ($count hits)\"\n      rm -f \"$COUNTFILE/$user\"\n    fi\n  else\n    rm -f \"$COUNTFILE/$user\"\n  fi\ndone\n```\n\n## Behavior\n- Runs every minute (same timer as CPU watchdog, or separate)\n- 3 consecutive minutes of \u003e10 blocked connections = kill\n- Works with egress rate limiting (ops-jrz1-cmv)\n\n## Dependencies\n- Requires ops-jrz1-cmv (egress rate limiting)\n- Requires ops-jrz1-396 (killswitch script)","status":"open","priority":2,"issue_type":"task","created_at":"2026-01-02T20:21:09.516724064-08:00","created_by":"dan","updated_at":"2026-01-02T20:21:09.516724064-08:00","dependencies":[{"issue_id":"ops-jrz1-rkp","depends_on_id":"ops-jrz1-396","type":"blocks","created_at":"2026-01-02T20:21:14.314011866-08:00","created_by":"dan"},{"issue_id":"ops-jrz1-rkp","depends_on_id":"ops-jrz1-cmv","type":"blocks","created_at":"2026-01-02T20:21:14.352411765-08:00","created_by":"dan"}]}
 {"id":"ops-jrz1-t73","title":"Rename learner to dev in scripts and docs","description":"Rename terminology from \"learner\" to \"dev\" or \"user\" across:\n\n- scripts/learner-add.sh → dev-add.sh\n- scripts/learner-remove.sh → dev-remove.sh\n- /etc/slack-learner.env → /etc/slack-dev.env\n- learners group → devs group\n- docs/learner-*.md\n- tests/test-learner-env.sh\n\nLow priority cleanup.","status":"open","priority":3,"issue_type":"task","created_at":"2026-01-02T12:32:40.340984626-08:00","created_by":"dan","updated_at":"2026-01-02T12:32:40.340984626-08:00"}

configuration.nix

@@ -63,33 +63,6 @@
   networking.firewall = {
     enable = true;
     allowedTCPPorts = [ 22 80 443 ];  # SSH, HTTP, HTTPS
-
-    # Egress controls for regular users (uid 1000+)
-    extraCommands = ''
-      # Log all new outbound connections from regular users
-      iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \
-        -j LOG --log-prefix "EGRESS: " --log-level info
-
-      # Rate limit new outbound connections (30/min sustained, burst 60)
-      iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \
-        -m limit --limit 30/min --limit-burst 60 -j ACCEPT
-      iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \
-        -j LOG --log-prefix "EGRESS-LIMIT: " --log-level warning
-      iptables -A OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \
-        -j REJECT
-    '';
-
-    # Clean up on stop
-    extraStopCommands = ''
-      iptables -D OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \
-        -j LOG --log-prefix "EGRESS: " --log-level info 2>/dev/null || true
-      iptables -D OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \
-        -m limit --limit 30/min --limit-burst 60 -j ACCEPT 2>/dev/null || true
-      iptables -D OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \
-        -j LOG --log-prefix "EGRESS-LIMIT: " --log-level warning 2>/dev/null || true
-      iptables -D OUTPUT -m state --state NEW -m owner --uid-owner 1000:65534 \
-        -j REJECT 2>/dev/null || true
-    '';
   };
 
   # ACME for Let's Encrypt certificates