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stack/packages/mosaic/framework/fleet/roster.schema.json
Jason Woltje 30ef9ed66b
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feat(fleet): onboarding-injection — comms cheat-sheet + peer roster per agent (#620)
Root cause of a spawned agent's failed first send: fleet agents are born not
knowing how to reach their peers. Inject a comms cheat-sheet + peer roster into
each fleet agent's system prompt via composeContract (the runtime-agnostic path
every `mosaic yolo <runtime>` agent hits), so it can reach the orchestrator and
peers from its first turn.

- src/fleet/comms-onboarding.ts (standalone, no fleet.ts coupling):
  parseRosterAgents (name/class/host/ssh/socket), renderPeerReach (data-driven
  agent-send command), buildFleetCommsBlock (own [host:session] identity +
  agent-send path + peer table + FLIP-to-reply + `agent send --verify`=ACCEPTED),
  readFleetCommsBlock (reads roster.yaml; '' when not a member).
- launch.ts composeContract appends it only when MOSAIC_AGENT_NAME is set + the
  agent is in the roster (no-op for non-fleet launches).
- roster.schema.json: optional per-agent host/ssh/socket (cross-host + socket
  addressing; manual cross-host listing is a pre-federation stopgap).

Address rendering is fully data-driven per Mos's acceptance criteria:
- cross-host: local → `-s <session>` (no -H); remote → `-H <ssh> -s <session>`.
- socket: named → `-L <socket>`; unset → default socket (no -L) — matches the
  LIVE socket, never blindly inherits the roster's tmux.socket_name.

Verified: 14 onboarding + 9 composeContract tests (parse, render local/remote/
fallback/equal-host/socket-none/named/combined, build, situational read +
composeContract injection w/ correct cross-host+socket addrs, no-op when
MOSAIC_AGENT_NAME unset). tsc/eslint/prettier/sanitize clean.

Refs #620

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01EsgTQzV5YUGk1JtCLP4B83
2026-06-22 12:02:50 -05:00

163 lines
4.6 KiB
JSON

{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://mosaicstack.dev/schemas/fleet-roster.schema.json",
"title": "Mosaic Fleet Roster",
"type": "object",
"required": ["version", "transport", "agents"],
"additionalProperties": false,
"properties": {
"version": {
"const": 1
},
"transport": {
"const": "tmux"
},
"tmux": {
"type": "object",
"additionalProperties": false,
"properties": {
"socket_name": {
"type": "string",
"default": "mosaic-factory"
},
"socketName": {
"type": "string",
"default": "mosaic-factory"
},
"holder_session": {
"type": "string",
"default": "_holder"
},
"holderSession": {
"type": "string",
"default": "_holder"
}
}
},
"defaults": {
"type": "object",
"additionalProperties": false,
"properties": {
"working_directory": {
"type": "string",
"default": "~/src"
},
"workingDirectory": {
"type": "string",
"default": "~/src"
}
}
},
"runtimes": {
"type": "object",
"additionalProperties": {
"type": "object",
"additionalProperties": false,
"properties": {
"reset_command": {
"type": "string"
},
"resetCommand": {
"type": "string"
}
}
}
},
"agents": {
"type": "array",
"minItems": 1,
"items": {
"type": "object",
"required": ["name", "runtime"],
"additionalProperties": false,
"properties": {
"name": {
"type": "string",
"pattern": "^[A-Za-z0-9_.-]+$"
},
"runtime": {
"type": "string"
},
"class": {
"type": "string"
},
"host": {
"description": "Host the agent runs on (hostname or IP). Absent = the fleet host. Used by onboarding-injection to render cross-host comms addresses. Manual cross-host listing is a pre-federation stopgap; federation (W1) auto-discovers later.",
"type": "string"
},
"ssh": {
"description": "SSH target (user@host) for a cross-host peer, so onboarding renders the `agent-send.sh -H <user@host>` form. Optional; only needed for agents on a different host than the fleet.",
"type": "string"
},
"socket": {
"description": "tmux socket the agent's session runs on. Onboarding renders `-L <socket>` when set; absent = the default socket (no `-L`). Must match the LIVE socket, not blindly inherit the roster's tmux.socket_name.",
"type": "string"
},
"working_directory": {
"type": "string"
},
"workingDirectory": {
"type": "string"
},
"workingDirectory": {
"type": "string"
},
"model_hint": {
"type": "string"
},
"modelHint": {
"type": "string"
},
"persistent_persona": {
"oneOf": [{ "type": "boolean" }, { "type": "string" }]
},
"persistentPersona": {
"oneOf": [{ "type": "boolean" }, { "type": "string" }]
},
"reset_between_tasks": {
"type": "boolean"
},
"resetBetweenTasks": {
"type": "boolean"
},
"kickstart_template": {
"type": "string"
},
"kickstartTemplate": {
"type": "string"
}
}
}
},
"connector": {
"description": "Orchestrator chat connector (F4). Optional — absent means tmux (back-compat). Secrets (access/bot tokens) come from the environment, never this file.",
"type": "object",
"additionalProperties": false,
"required": ["kind"],
"properties": {
"kind": {
"enum": ["tmux", "discord", "matrix"]
},
"matrix": {
"type": "object",
"additionalProperties": false,
"required": ["homeserver_url", "user_id", "room_id"],
"properties": {
"homeserver_url": { "type": "string" },
"user_id": { "type": "string" },
"room_id": { "type": "string" }
}
},
"discord": {
"type": "object",
"additionalProperties": false,
"required": ["channel_id"],
"properties": {
"channel_id": { "type": "string" }
}
}
}
}
}
}