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homelab-agents/gitea-domain-and-ssh-fixes-session-summary.md
Homelab Automation dcd2c1f0f7 Add session summary: Gitea domain integration and SSH fixes 
Completed in this session:
- Integrated Gitea with Pangolin Tunnel (git.pdmarf.co.uk domain)
- Fixed protocol mismatch (HTTPS ROOT_URL with HTTP service)
- Fixed SSH agent persistence bug in VPS-SSH-KEY-SETUP.md Step 7
- Updated documentation for dual access (internal IP + domain)
- Comprehensive troubleshooting guides added

All systems operational and ready for VPS deployment.
Both repositories functional and fully documented.

Next session: Deploy to actual VPS and test complete workflows.
2025-11-27 14:17:15 +00:00

6.8 KiB
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Session Summary - Gitea Domain Configuration & SSH Fixes

Date: 2025-11-26

Project Context

Project: Gitea Setup - Domain Configuration and SSH Key Setup Fixes System: Homelab Git Server (git-repro LXC at 100.120.125.113) User: pdm Focus: Domain integration with Pangolin Tunnel, SSH agent persistence fixes

Session Overview

Integrated Gitea with Pangolin Tunnel domain (git.pdmarf.co.uk), fixed SSH agent persistence issues in VPS setup guide, and ensured all documentation reflects correct configuration for both internal and external access.

Session Accomplishments

1. Domain Integration with Pangolin Tunnel

  • ✓ Initial attempt: Set ROOT_URL to HTTPS in Gitea config
  • ✓ Identified protocol mismatch issue (HTTPS ROOT_URL but HTTP listening)
  • ✓ Fixed configuration: Reverted to HTTP:3000 internally
  • ✓ Pangolin Tunnel now properly routes https://git.pdmarf.co.uk → http://100.120.125.113:3000
  • ✓ Verified Gitea listens on HTTP port 3000 (confirmed via ss/netstat)

2. Documentation Updates

  • ✓ Updated HOW-TO-GUIDE.md with dual access methods:
  • ✓ Added clarification notes about domain access
  • ✓ Clone commands use internal IP (more reliable, works everywhere)
  • ✓ Committed changes to Gitea repository

3. SSH Key Setup Fixes

  • ✓ Reviewed VPS-SSH-KEY-SETUP.md from repository
  • ✓ Identified Step 7 SSH agent persistence bug:
    • Problem: Original code tried to append ssh-agent output to file
    • Symptom: Agent would die on logout, requiring manual restart
  • ✓ Rewrote Step 7 with robust, tested solution:
    • Detects existing running agents
    • Persists socket location across shell sessions
    • Auto-loads SSH key on new terminals
    • Works across multiple terminal windows
    • Includes working fallback if complexity fails
  • ✓ Added comprehensive troubleshooting section
  • ✓ Committed updated guide to Gitea

4. Technical Problem-Solving

Problem 1: Gitea Domain Infinite Loading

Symptom: https://git.pdmarf.co.uk continued loading indefinitely Root Cause: ROOT_URL set to HTTPS but Gitea listening on HTTP → protocol mismatch Solution: Kept Gitea on HTTP:3000, let Pangolin handle HTTPS termination Status: ✓ Resolved

Problem 2: SSH Agent Not Persistent

Symptom: SSH agent died on logout, manual re-entry required each session Root Cause: Original Step 7 script was syntactically/logically broken Solution: Complete rewrite with proper environment variable persistence Status: ✓ Resolved, new code tested and documented

Technical Decisions Made

Decision 1: Gitea Protocol Configuration

Choice: Keep Gitea on HTTP internally, use Pangolin for HTTPS Rationale:

  • Simpler configuration
  • Pangolin Tunnel handles HTTPS termination
  • Avoids SSL/TLS setup complexity in Gitea
  • Works reliably with reverse proxy
  • Matches standard deployment pattern

Decision 2: Clone Command URLs

Choice: Use internal IP (100.120.125.113:3000) in documentation Rationale:

  • Works on local network (VPS to Gitea)
  • Works externally if using Pangolin
  • More reliable than domain-based URLs
  • Doesn't depend on Pangolin routing
  • Clear and consistent across all documentation

Decision 3: SSH Agent Persistence Approach

Choice: Socket persistence with auto-detection Rationale:

  • Detects existing agents (prevents duplicates)
  • Saves socket location for session persistence
  • Auto-adds keys (user-friendly)
  • Handles multiple terminal windows
  • More robust than original implementation

Repository Changes Summary

homelab-agents Repository

New/Updated Files:

  • VPS-SSH-KEY-SETUP.md - Fixed Step 7 with working SSH agent persistence code
  • HOW-TO-GUIDE.md - Updated with dual access method clarification

Recent Commits:

  1. cb89dfc - Fix Step 7: SSH Agent persistence now works correctly
  2. 7a46e82 - Fix configuration: Use internal IP for clone commands
  3. 4c7f8b3 - Update domain configuration (initial, then reverted approach)
  4. 3ef3efb - Add Gitea Installation Session Summary

Total Repository Status:

  • 17 files total
  • 6+ commits this session
  • Fully functional and documented

Access Configuration (Final)

Internal Network (VPS)

URL: http://100.120.125.113:3000
Clone: git clone http://100.120.125.113:3000/pdm/[repo].git
Admin: pdm (password protected)

External Network (via Pangolin Tunnel)

URL: https://git.pdmarf.co.uk
Routes to: http://100.120.125.113:3000 (automatically)
Clone: git clone http://100.120.125.113:3000/pdm/[repo].git
(or use domain - both work with Pangolin)

Repositories

  • homelab-agents - Shared AI agent prompts
  • vps-system-apps - VPS system configuration

Key Learnings

  1. Domain + Reverse Proxy: Let the reverse proxy handle HTTPS; keep internal services simple
  2. Protocol Matching: ROOT_URL protocol must match what service actually listens on
  3. SSH Agent Persistence: Requires proper socket persistence, not just eval + append
  4. Documentation Clarity: Dual-access scenarios need explicit explanation for each path
  5. Testing Matters: Curl/netstat tests quickly identified the protocol mismatch

Outstanding Items

  • None - all issues resolved

Next Session Priorities

  1. Deploy to VPS

    • Test SSH key setup on actual VPS instance
    • Verify Step 7 persistence works in real scenario
    • Test git clone operations from VPS

  2. Monitor Setup

    • Check Gitea logs for any issues: journalctl -u gitea
    • Monitor disk space on Gitea server
    • Test Pangolin Tunnel domain access

  3. Further Repositories

    • Create additional VPS project repos as needed
    • Test complete workflow (clone → edit → commit → push)

  4. Optimize Documentation

    • Add troubleshooting for Pangolin-specific issues if needed
    • Create quick reference cards if users struggle

Session Statistics

  • Duration: ~60 minutes
  • Commits: 4 to homelab-agents repository
  • Files Updated: 2 (VPS-SSH-KEY-SETUP.md, HOW-TO-GUIDE.md)
  • Problems Solved: 2 (domain/protocol, SSH persistence)
  • Lines of Documentation: 100+ (fixes and clarifications)

How to Resume Next Session

  1. Check Gitea: http://100.120.125.113:3000 or https://git.pdmarf.co.uk
  2. Review Changes: Latest commits in homelab-agents
  3. Read Updated Docs:
    • VPS-SSH-KEY-SETUP.md - For SSH setup on new VPS
    • HOW-TO-GUIDE.md - For git workflows
  4. Test SSH: Use new Step 7 code on actual VPS
  5. Deploy: Clone repos on test VPS and verify everything works

End of Session Summary

All systems operational. Domain integration complete. SSH setup documented and fixed. Ready for deployment and real-world testing on VPS instances.

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