feat: remote host aggregation (POL-422) #39
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Superseded by #40 which includes review fixes. Thanks @frontierkodiak for the original implementation - you're credited as co-author in the commits! |
gbasin
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Feb 1, 2026
## Summary - Poll remote hosts over SSH with cache + host-status broadcast - Tag sessions with host/remote flags and add host badge + filter in UI - Treat remote sessions as read-only in the terminal (no attach/kill) - Add RFC 1123 hostname validation for remote hosts - Auto-show host UI when multiple hosts are detected ## Env vars / defaults - `AGENTBOARD_REMOTE_HOSTS`: comma-separated hostnames; enables polling - `AGENTBOARD_REMOTE_POLL_MS`: default `15000` - `AGENTBOARD_REMOTE_TIMEOUT_MS`: default `4000` - `AGENTBOARD_REMOTE_STALE_MS`: default `max(poll * 3, 15000)` - `AGENTBOARD_REMOTE_SSH_OPTS`: extra ssh args - `AGENTBOARD_HOST`: override host label (defaults to `hostname`) ## Limitations - Remote sessions are read-only in the UI - SSH options parsing does not support quoted args or paths with spaces ## Credits Based on #39 by @frontierkodiak with review fixes applied. 🤖 Generated with [Claude Code](https://claude.com/claude-code) --------- Co-authored-by: frontierkodiak <frontierkodiak@gmail.com> Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
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Summary
Env vars / defaults
AGENTBOARD_REMOTE_HOSTS: comma-separated hostnames; enables pollingAGENTBOARD_REMOTE_POLL_MS: default15000AGENTBOARD_REMOTE_TIMEOUT_MS: default4000(increase for slow SSH or cold connections)AGENTBOARD_REMOTE_STALE_MS: defaultmax(poll * 3, 15000)AGENTBOARD_REMOTE_SSH_OPTS: extra ssh args (split on whitespace; keep args simple)AGENTBOARD_HOST: override host label (defaults tohostname)AGENTBOARD_REMOTE_ALLOW_CONTROL: defaultfalse(reserved for enabling remote control)tmuxinstalledLimitations
AGENTBOARD_REMOTE_ALLOW_CONTROL=true)tmux list-windows; malformed/unexpected lines are skipped and will not appear (use tmux output for troubleshooting)Testing