fix: check-status.py smooth in-place redraw, remove comment bars
- Overwrite lines in place instead of clear+redraw (no flicker) - Pad lines to terminal width to clear stale characters - Blank leftover rows when output shrinks between frames - Hide cursor during watch mode - Remove section comment bars - Replace unicode checkmarks with +/x Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>fix/kind-mount-propagation
A. F. Dudley
parent
e597968708
commit
cd36bfe5ee
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@ -19,13 +19,12 @@ from __future__ import annotations
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import argparse
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import json
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import os
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import shutil
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import subprocess
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import sys
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import time
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import urllib.request
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# -- Config -------------------------------------------------------------------
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SSH_HOST = "biscayne.vaasl.io"
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KUBECONFIG = "/home/rix/.kube/config"
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DEPLOYMENT_DIR = "/srv/deployments/agave"
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@ -33,7 +32,6 @@ SNAPSHOT_DIR = "/srv/kind/solana/snapshots"
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RAMDISK = "/srv/kind/solana/ramdisk"
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MAINNET_RPC = "https://api.mainnet-beta.solana.com"
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# Derived from deployment.yml on first connect
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CLUSTER_ID: str = ""
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NAMESPACE: str = ""
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DEPLOYMENT: str = ""
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@ -41,9 +39,6 @@ POD_LABEL: str = ""
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KIND_CONTAINER: str = ""
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# -- Discovery ----------------------------------------------------------------
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def discover() -> None:
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"""Read cluster-id from deployment.yml and derive all identifiers."""
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global CLUSTER_ID, NAMESPACE, DEPLOYMENT, POD_LABEL, KIND_CONTAINER
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@ -61,9 +56,6 @@ def discover() -> None:
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KIND_CONTAINER = f"{CLUSTER_ID}-control-plane"
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# -- Helpers ------------------------------------------------------------------
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def ssh(cmd: str, timeout: int = 15) -> tuple[int, str]:
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"""Run a command on biscayne via SSH. Returns (rc, stdout)."""
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r = subprocess.run(
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@ -96,9 +88,6 @@ def get_mainnet_slot() -> int | None:
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return None
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# -- Checks -------------------------------------------------------------------
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def check_pod() -> dict:
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"""Get pod phase and container statuses."""
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rc, out = kubectl(
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@ -187,38 +176,32 @@ def check_ramdisk() -> str:
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return out
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# -- Display ------------------------------------------------------------------
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prev_slot: int | None = None
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prev_time: float | None = None
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def display(iteration: int = 0) -> None:
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"""Run all checks and print status."""
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def render() -> list[str]:
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"""Gather all data and return lines to display."""
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global prev_slot, prev_time
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now = time.time()
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ts = time.strftime("%H:%M:%S")
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lines: list[str] = []
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# Gather data
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pod = check_pod()
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mainnet = get_mainnet_slot()
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snapshots = check_snapshots()
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ramdisk = check_ramdisk()
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# Clear screen and home cursor for clean redraw in watch mode
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if iteration > 0:
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print("\033[2J\033[H", end="")
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print(f"\n Biscayne Agave Status — {ts}\n")
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lines.append(f" Biscayne Agave Status {ts}")
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lines.append("")
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# Pod
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print(f"\n Pod: {pod['phase']}")
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lines.append(f" Pod: {pod['phase']}")
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for name, cs in pod["containers"].items():
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ready = "✓" if cs["ready"] else "✗"
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ready = "+" if cs["ready"] else "x"
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restarts = f" (restarts: {cs['restarts']})" if cs["restarts"] > 0 else ""
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print(f" {ready} {name}: {cs['state']}{restarts}")
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lines.append(f" {ready} {name}: {cs['state']}{restarts}")
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# Validator slot
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validator_slot = None
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@ -227,6 +210,7 @@ def display(iteration: int = 0) -> None:
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if agave.get("ready"):
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validator_slot = check_validator_slot()
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lines.append("")
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if validator_slot is not None and mainnet is not None:
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gap = mainnet - validator_slot
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rate = ""
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@ -234,7 +218,6 @@ def display(iteration: int = 0) -> None:
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dt = now - prev_time
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if dt > 0:
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slots_gained = validator_slot - prev_slot
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# Net rate = our replay rate minus chain production
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net_rate = slots_gained / dt
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if net_rate > 0:
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eta_sec = gap / net_rate
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@ -244,38 +227,58 @@ def display(iteration: int = 0) -> None:
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rate = f" net {net_rate:+.1f} slots/s (falling behind)"
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prev_slot = validator_slot
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prev_time = now
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print(f"\n Validator: slot {validator_slot:,}")
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print(f" Mainnet: slot {mainnet:,}")
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print(f" Gap: {gap:,} slots{rate}")
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lines.append(f" Validator: slot {validator_slot:,}")
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lines.append(f" Mainnet: slot {mainnet:,}")
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lines.append(f" Gap: {gap:,} slots{rate}")
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elif mainnet is not None:
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print(f"\n Validator: not responding (downloading or starting)")
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print(f" Mainnet: slot {mainnet:,}")
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lines.append(" Validator: not responding (downloading or starting)")
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lines.append(f" Mainnet: slot {mainnet:,}")
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else:
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print(f"\n Mainnet: unreachable")
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lines.append(" Mainnet: unreachable")
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# Snapshots
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lines.append("")
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if snapshots:
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print(f"\n Snapshots:")
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lines.append(" Snapshots:")
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for s in snapshots:
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print(f" {s['size']:>6s} {s['name']}")
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lines.append(f" {s['size']:>6s} {s['name']}")
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else:
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print(f"\n Snapshots: none on disk")
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lines.append(" Snapshots: none on disk")
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# Ramdisk
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print(f" Ramdisk: {ramdisk}")
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lines.append(f" Ramdisk: {ramdisk}")
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# Entrypoint logs (only if validator not yet responding)
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if validator_slot is None and pod["phase"] in ("Running", "Pending"):
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logs = check_entrypoint_logs(10)
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if logs and logs != "(no logs)":
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print(f"\n Entrypoint logs (last 10 lines):")
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lines.append("")
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lines.append(" Entrypoint logs (last 10 lines):")
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for line in logs.splitlines():
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print(f" {line}")
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lines.append(f" {line}")
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print()
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return lines
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# -- Main ---------------------------------------------------------------------
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def display(watch: bool, prev_lines: int) -> int:
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"""Render status and paint to terminal. Returns number of lines written."""
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output = render()
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cols = shutil.get_terminal_size().columns
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if watch:
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# Move cursor to top-left without clearing — overwrite in place
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sys.stdout.write("\033[H")
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for line in output:
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# Pad to terminal width to overwrite stale characters from prior frame
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sys.stdout.write(line.ljust(cols)[:cols] + "\n")
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# If previous frame had more lines, blank the leftover rows
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for _ in range(max(0, prev_lines - len(output))):
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sys.stdout.write(" " * cols + "\n")
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sys.stdout.flush()
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return len(output)
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def spawn_tmux_pane(interval: int) -> None:
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@ -304,17 +307,26 @@ def main() -> int:
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discover()
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if args.watch:
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# Hide cursor, clear screen once at start
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sys.stdout.write("\033[?25l\033[2J\033[H")
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sys.stdout.flush()
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try:
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prev_lines = 0
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if args.watch:
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i = 0
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while True:
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display(i)
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i += 1
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prev_lines = display(watch=True, prev_lines=prev_lines)
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time.sleep(args.interval)
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else:
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display()
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display(watch=False, prev_lines=0)
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except KeyboardInterrupt:
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print()
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pass
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finally:
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if args.watch:
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# Show cursor again
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sys.stdout.write("\033[?25l\n")
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sys.stdout.flush()
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return 0
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