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Cron subcommand for hermes CLI.
Handles standalone cron management commands like list, create, edit,
pause/resume/run/remove, status, and tick.
"""
import json
import sys
from pathlib import Path
from typing import Iterable, List, Optional
PROJECT_ROOT = Path(__file__).parent.parent.resolve()
sys.path.insert(0, str(PROJECT_ROOT))
from hermes_cli.colors import Colors, color
def _normalize_skills(single_skill=None, skills: Optional[Iterable[str]] = None) -> Optional[List[str]]:
if skills is None:
if single_skill is None:
return None
raw_items = [single_skill]
else:
raw_items = list(skills)
normalized: List[str] = []
for item in raw_items:
text = str(item or "").strip()
if text and text not in normalized:
normalized.append(text)
return normalized
def _cron_api(**kwargs):
from tools.cronjob_tools import cronjob as cronjob_tool
return json.loads(cronjob_tool(**kwargs))
def cron_list(show_all: bool = False):
"""List all scheduled jobs."""
from cron.jobs import list_jobs
jobs = list_jobs(include_disabled=show_all)
if not jobs:
print(color("No scheduled jobs.", Colors.DIM))
print(color("Create one with 'hermes cron create ...' or the /cron command in chat.", Colors.DIM))
return
print()
print(color("┌─────────────────────────────────────────────────────────────────────────┐", Colors.CYAN))
print(color("│ Scheduled Jobs │", Colors.CYAN))
print(color("└─────────────────────────────────────────────────────────────────────────┘", Colors.CYAN))
print()
for job in jobs:
job_id = job.get("id", "?")
name = job.get("name", "(unnamed)")
schedule = job.get("schedule_display", job.get("schedule", {}).get("value", "?"))
state = job.get("state", "scheduled" if job.get("enabled", True) else "paused")
next_run = job.get("next_run_at", "?")
repeat_info = job.get("repeat", {})
repeat_times = repeat_info.get("times")
repeat_completed = repeat_info.get("completed", 0)
repeat_str = f"{repeat_completed}/{repeat_times}" if repeat_times else "∞"
deliver = job.get("deliver", ["local"])
if isinstance(deliver, str):
deliver = [deliver]
deliver_str = ", ".join(deliver)
skills = job.get("skills") or ([job["skill"]] if job.get("skill") else [])
if state == "paused":
status = color("[paused]", Colors.YELLOW)
elif state == "completed":
status = color("[completed]", Colors.BLUE)
elif job.get("enabled", True):
status = color("[active]", Colors.GREEN)
else:
status = color("[disabled]", Colors.RED)
print(f" {color(job_id, Colors.YELLOW)} {status}")
print(f" Name: {name}")
print(f" Schedule: {schedule}")
print(f" Repeat: {repeat_str}")
print(f" Next run: {next_run}")
print(f" Deliver: {deliver_str}")
if skills:
print(f" Skills: {', '.join(skills)}")
script = job.get("script")
if script:
print(f" Script: {script}")
# Execution history
last_status = job.get("last_status")
if last_status:
last_run = job.get("last_run_at", "?")
if last_status == "ok":
status_display = color("ok", Colors.GREEN)
else:
status_display = color(f"{last_status}: {job.get('last_error', '?')}", Colors.RED)
print(f" Last run: {last_run} {status_display}")
delivery_err = job.get("last_delivery_error")
if delivery_err:
print(f" {color('⚠ Delivery failed:', Colors.YELLOW)} {delivery_err}")
print()
from hermes_cli.gateway import find_gateway_pids
if not find_gateway_pids():
print(color(" ⚠ Gateway is not running — jobs won't fire automatically.", Colors.YELLOW))
print(color(" Start it with: hermes gateway install", Colors.DIM))
print(color(" sudo hermes gateway install --system # Linux servers", Colors.DIM))
print()
def cron_tick():
"""Run due jobs once and exit."""
from cron.scheduler import tick
tick(verbose=True)
def cron_status():
"""Show cron execution status."""
from cron.jobs import list_jobs
from hermes_cli.gateway import find_gateway_pids
print()
pids = find_gateway_pids()
if pids:
print(color("✓ Gateway is running — cron jobs will fire automatically", Colors.GREEN))
print(f" PID: {', '.join(map(str, pids))}")
else:
print(color("✗ Gateway is not running — cron jobs will NOT fire", Colors.RED))
print()
print(" To enable automatic execution:")
print(" hermes gateway install # Install as a user service")
print(" sudo hermes gateway install --system # Linux servers: boot-time system service")
print(" hermes gateway # Or run in foreground")
print()
jobs = list_jobs(include_disabled=False)
if jobs:
next_runs = [j.get("next_run_at") for j in jobs if j.get("next_run_at")]
print(f" {len(jobs)} active job(s)")
if next_runs:
print(f" Next run: {min(next_runs)}")
else:
print(" No active jobs")
print()
def cron_create(args):
result = _cron_api(
action="create",
schedule=args.schedule,
prompt=args.prompt,
name=getattr(args, "name", None),
deliver=getattr(args, "deliver", None),
repeat=getattr(args, "repeat", None),
skill=getattr(args, "skill", None),
skills=_normalize_skills(getattr(args, "skill", None), getattr(args, "skills", None)),
script=getattr(args, "script", None),
)
if not result.get("success"):
print(color(f"Failed to create job: {result.get('error', 'unknown error')}", Colors.RED))
return 1
print(color(f"Created job: {result['job_id']}", Colors.GREEN))
print(f" Name: {result['name']}")
print(f" Schedule: {result['schedule']}")
if result.get("skills"):
print(f" Skills: {', '.join(result['skills'])}")
job_data = result.get("job", {})
if job_data.get("script"):
print(f" Script: {job_data['script']}")
print(f" Next run: {result['next_run_at']}")
return 0
def cron_edit(args):
from cron.jobs import get_job
job = get_job(args.job_id)
if not job:
print(color(f"Job not found: {args.job_id}", Colors.RED))
return 1
existing_skills = list(job.get("skills") or ([] if not job.get("skill") else [job.get("skill")]))
replacement_skills = _normalize_skills(getattr(args, "skill", None), getattr(args, "skills", None))
add_skills = _normalize_skills(None, getattr(args, "add_skills", None)) or []
remove_skills = set(_normalize_skills(None, getattr(args, "remove_skills", None)) or [])
final_skills = None
if getattr(args, "clear_skills", False):
final_skills = []
elif replacement_skills is not None:
final_skills = replacement_skills
elif add_skills or remove_skills:
final_skills = [skill for skill in existing_skills if skill not in remove_skills]
for skill in add_skills:
if skill not in final_skills:
final_skills.append(skill)
result = _cron_api(
action="update",
job_id=args.job_id,
schedule=getattr(args, "schedule", None),
prompt=getattr(args, "prompt", None),
name=getattr(args, "name", None),
deliver=getattr(args, "deliver", None),
repeat=getattr(args, "repeat", None),
skills=final_skills,
script=getattr(args, "script", None),
)
if not result.get("success"):
print(color(f"Failed to update job: {result.get('error', 'unknown error')}", Colors.RED))
return 1
updated = result["job"]
print(color(f"Updated job: {updated['job_id']}", Colors.GREEN))
print(f" Name: {updated['name']}")
print(f" Schedule: {updated['schedule']}")
if updated.get("skills"):
print(f" Skills: {', '.join(updated['skills'])}")
else:
print(" Skills: none")
if updated.get("script"):
print(f" Script: {updated['script']}")
return 0
def _job_action(action: str, job_id: str, success_verb: str) -> int:
result = _cron_api(action=action, job_id=job_id)
if not result.get("success"):
print(color(f"Failed to {action} job: {result.get('error', 'unknown error')}", Colors.RED))
return 1
job = result.get("job") or result.get("removed_job") or {}
print(color(f"{success_verb} job: {job.get('name', job_id)} ({job_id})", Colors.GREEN))
if action in {"resume", "run"} and result.get("job", {}).get("next_run_at"):
print(f" Next run: {result['job']['next_run_at']}")
if action == "run":
print(" It will run on the next scheduler tick.")
return 0
def cron_command(args):
"""Handle cron subcommands."""
subcmd = getattr(args, 'cron_command', None)
if subcmd is None or subcmd == "list":
show_all = getattr(args, 'all', False)
cron_list(show_all)
return 0
if subcmd == "status":
cron_status()
return 0
if subcmd == "tick":
cron_tick()
return 0
if subcmd in {"create", "add"}:
return cron_create(args)
if subcmd == "edit":
return cron_edit(args)
if subcmd == "pause":
return _job_action("pause", args.job_id, "Paused")
if subcmd == "resume":
return _job_action("resume", args.job_id, "Resumed")
if subcmd == "run":
return _job_action("run", args.job_id, "Triggered")
if subcmd in {"remove", "rm", "delete"}:
return _job_action("remove", args.job_id, "Removed")
print(f"Unknown cron command: {subcmd}")
print("Usage: hermes cron [list|create|edit|pause|resume|run|remove|status|tick]")
sys.exit(1)
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