194 lines
6.0 KiB
Python
194 lines
6.0 KiB
Python
import argparse
|
||
import asyncio
|
||
import os
|
||
import subprocess
|
||
import sys
|
||
from collections import defaultdict
|
||
from shutil import get_terminal_size
|
||
from time import perf_counter
|
||
from typing import List, Tuple
|
||
|
||
|
||
def parse_args():
|
||
parser = argparse.ArgumentParser(description=__doc__)
|
||
parser.add_argument("playbook", nargs="+")
|
||
return parser.parse_known_args()
|
||
|
||
|
||
def prepare_chunk(playbook, chunk: str) -> Tuple[str, str, str]:
|
||
"""Parse a chunk of ansible-playbook output.
|
||
|
||
Given an ansible-playbook output chunk, like:
|
||
|
||
TASK [staging : Install sudo] ********************************************
|
||
ok: [staging1.eeple.net]
|
||
|
||
return a tree-tuple:
|
||
- Chunk type:
|
||
- playbook name
|
||
- the actual chunk.
|
||
|
||
"""
|
||
lines = chunk.strip().split("\n")
|
||
if len(lines) >= 2:
|
||
if "PLAY RECAP" in chunk:
|
||
return ("RECAP", playbook, chunk)
|
||
if "ok:" in lines[1]:
|
||
return ("OK", playbook, chunk)
|
||
if "changed:" in lines[1]:
|
||
return ("CHANGED", playbook, chunk)
|
||
if "failed:" in lines[1] or "fatal:" in lines[1]:
|
||
return ("ERROR", playbook, chunk)
|
||
if "unreachable:" in lines[1]:
|
||
return ("UNREACHABLE", playbook, chunk)
|
||
if chunk.startswith("TASK"):
|
||
return ("TASK", playbook, chunk)
|
||
if "ERROR!" in chunk:
|
||
return ("ERROR", playbook, chunk)
|
||
return ("MSG", playbook, chunk)
|
||
|
||
|
||
async def run_playbook(playbook, args, results: asyncio.Queue):
|
||
await results.put(("START", playbook, ""))
|
||
process = await asyncio.create_subprocess_exec(
|
||
"ansible-playbook",
|
||
playbook,
|
||
*args,
|
||
stdin=subprocess.DEVNULL,
|
||
stdout=subprocess.PIPE,
|
||
stderr=subprocess.STDOUT,
|
||
env={**os.environ, "ANSIBLE_FORCE_COLOR": "1"},
|
||
)
|
||
task = []
|
||
while True:
|
||
line = (await process.stdout.readline()).decode()
|
||
if not line:
|
||
break
|
||
if line == "\n":
|
||
chunk = "".join(task) + line
|
||
await results.put(prepare_chunk(playbook, chunk))
|
||
task = []
|
||
else:
|
||
task.append(line)
|
||
if task:
|
||
chunk = "".join(task)
|
||
await results.put(prepare_chunk(playbook, chunk))
|
||
|
||
await process.wait()
|
||
if process.returncode:
|
||
await results.put(
|
||
("DONE", playbook, f"Exited with error code: {process.returncode}")
|
||
)
|
||
else:
|
||
await results.put(("DONE", playbook, "Done."))
|
||
return process.returncode
|
||
|
||
|
||
FRAMES = ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"]
|
||
|
||
DISABLE_CURSOR = "\033[?25l"
|
||
ENABLE_CURSOR = "\033[?25h"
|
||
|
||
|
||
def truncate(string, max_width):
|
||
if len(string) <= max_width:
|
||
return string
|
||
return string[: max_width - 1] + "…"
|
||
|
||
|
||
async def show_progression(results: asyncio.Queue, playbooks: List[str], stream):
|
||
recaps = defaultdict(list)
|
||
starts = {}
|
||
ends = {}
|
||
currently_running = []
|
||
frameno = 0
|
||
stream.write(DISABLE_CURSOR)
|
||
longest_name = max(len(playbook) for playbook in playbooks)
|
||
for playbook in playbooks:
|
||
stream.write(playbook + ": \n")
|
||
columns, _ = get_terminal_size()
|
||
try:
|
||
while True:
|
||
result = await results.get()
|
||
if not result:
|
||
break
|
||
frameno += 1
|
||
msgtype, playbook, msg = result
|
||
position = playbooks.index(playbook)
|
||
diff = len(playbooks) - position
|
||
stream.write(f"\033[{diff}A")
|
||
stream.write(
|
||
f"\033[{longest_name + 2}C"
|
||
) # Move right after the playbook name and :.
|
||
if msgtype == "START":
|
||
starts[playbook] = perf_counter()
|
||
currently_running.append(playbook)
|
||
stream.write("\033[0K") # EL – Erase In Line with parameter 0.
|
||
stream.write("\033[m") # Select Graphic Rendition: Attributes off.
|
||
stream.write("Started")
|
||
if msgtype == "DONE":
|
||
currently_running.remove(playbook)
|
||
ends[playbook] = perf_counter()
|
||
stream.write("\033[0K") # EL – Erase In Line with parameter 0.
|
||
stream.write("\033[m") # Select Graphic Rendition: Attributes off.
|
||
stream.write(msg)
|
||
if msgtype == "RECAP":
|
||
recaps[playbook].append(msg)
|
||
if msgtype == "TASK":
|
||
stream.write("\033[0K") # EL – Erase In Line with parameter 0.
|
||
stream.write("\033[m") # Select Graphic Rendition: Attributes off.
|
||
stream.write(
|
||
truncate(msg.split("\n")[0], max_width=columns - longest_name - 4)
|
||
)
|
||
if msgtype == "ERROR":
|
||
recaps[playbook].append(msg)
|
||
stream.write(f"\033[{diff}B")
|
||
stream.write(f"\033[{columns + 1}D")
|
||
stream.flush()
|
||
finally:
|
||
stream.write(ENABLE_CURSOR)
|
||
stream.flush()
|
||
|
||
stream.write("\n")
|
||
for playbook, recap in recaps.items():
|
||
stream.write(
|
||
f"# Playbook {playbook}, ran in {ends[playbook] - starts[playbook]:.0f}s\n"
|
||
)
|
||
for chunk in recap:
|
||
for line in chunk.split("\n"):
|
||
if "PLAY RECAP" in line:
|
||
continue
|
||
stream.write(line)
|
||
stream.write("\n")
|
||
stream.flush()
|
||
|
||
|
||
async def amain():
|
||
args, remaining_args = parse_args()
|
||
# Verify all playbook files can be found
|
||
for playbook in args.playbook:
|
||
if not os.path.isfile(playbook):
|
||
print("Could not find playbook:", playbook)
|
||
return 1
|
||
|
||
results_queue = asyncio.Queue()
|
||
printer_task = asyncio.create_task(
|
||
show_progression(results_queue, args.playbook, sys.stderr)
|
||
)
|
||
results = await asyncio.gather(
|
||
*[
|
||
run_playbook(playbook, remaining_args, results_queue)
|
||
for playbook in args.playbook
|
||
])
|
||
await results_queue.put(None)
|
||
await printer_task
|
||
return sum(results)
|
||
|
||
|
||
def main():
|
||
return asyncio.run(amain())
|
||
|
||
|
||
if __name__ == "__main__":
|
||
sys.exit(main())
|