mirror of https://github.com/openspug/spug
125 lines
5.5 KiB
Python
125 lines
5.5 KiB
Python
# Copyright: (c) OpenSpug Organization. https://github.com/openspug/spug
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# Copyright: (c) <spug.dev@gmail.com>
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# Released under the AGPL-3.0 License.
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from django.views.generic import View
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from django.conf import settings
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from django_redis import get_redis_connection
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from apps.exec.models import Transfer
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from apps.account.utils import has_host_perm
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from apps.host.models import Host
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from apps.setting.utils import AppSetting
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from libs import json_response, JsonParser, Argument, auth
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from concurrent import futures
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import subprocess
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import tempfile
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import uuid
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import json
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import os
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class TransferView(View):
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@auth('exec.task.do')
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def get(self, request):
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records = Transfer.objects.filter(user=request.user)
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return json_response([x.to_view() for x in records])
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@auth('exec.transfer.do')
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def post(self, request):
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data = request.POST.get('data')
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form, error = JsonParser(
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Argument('host', required=False),
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Argument('dst_dir', help='请输入目标路径'),
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Argument('host_ids', type=list, filter=lambda x: len(x), help='请选择目标主机'),
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).parse(data)
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if error is None:
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if not has_host_perm(request.user, form.host_ids):
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return json_response(error='无权访问主机，请联系管理员')
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host_id = None
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token = uuid.uuid4().hex
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base_dir = os.path.join(settings.TRANSFER_DIR, token)
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os.makedirs(base_dir)
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if form.host:
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host_id, path = json.loads(form.host)
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host = Host.objects.get(pk=host_id)
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with tempfile.NamedTemporaryFile(mode='w') as fp:
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fp.write(host.pkey or AppSetting.get('private_key'))
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fp.flush()
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target = f'{host.username}@{host.hostname}:{path}'
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command = f'sshfs -o ro -o ssh_command="ssh -p {host.port} -i {fp.name}" {target} {base_dir}'
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task = subprocess.run(command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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if task.returncode != 0:
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return json_response(error=task.stdout.decode())
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else:
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index = 0
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while True:
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file = request.FILES.get(f'file{index}')
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if not file:
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break
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with open(os.path.join(base_dir, file.name), 'wb') as f:
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for chunk in file.chunks():
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f.write(chunk)
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index += 1
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Transfer.objects.create(
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user=request.user,
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digest=token,
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host_id=host_id,
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src_dir=base_dir,
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dst_dir=form.dst_dir,
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host_ids=json.dumps(form.host_ids),
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)
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return json_response(token)
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return json_response(error=error)
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@auth('exec.transfer.do')
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def patch(self, request):
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form, error = JsonParser(
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Argument('token', help='参数错误')
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).parse(request.body)
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if error is None:
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rds = get_redis_connection()
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task = Transfer.objects.get(digest=form.token)
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threads = []
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max_workers = max(10, os.cpu_count() * 5)
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with futures.ThreadPoolExecutor(max_workers=max_workers) as executor:
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for host in Host.objects.filter(id__in=json.loads(task.host_ids)):
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t = executor.submit(_do_sync, rds, task, host)
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t.token = task.digest
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t.key = host.id
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threads.append(t)
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for t in futures.as_completed(threads):
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exc = t.exception()
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if exc:
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rds.publish(t.token, json.dumps({'key': t.key, 'status': -1, 'data': f'Exception: {exc}'}))
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if task.host_id:
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command = f'umount -f {task.src_dir} && rm -rf {task.src_dir}'
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else:
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command = f'rm -rf {task.src_dir}'
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subprocess.run(command, shell=True)
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return json_response(error=error)
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def _do_sync(rds, task, host):
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token = task.digest
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rds.publish(token, json.dumps({'key': host.id, 'data': '\r\n\x1b[36m### Executing ...\x1b[0m\r\n'}))
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with tempfile.NamedTemporaryFile(mode='w') as fp:
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fp.write(host.pkey or AppSetting.get('private_key'))
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fp.flush()
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options = '-azv' if task.host_id else '-rzv'
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argument = f'{task.src_dir}/ {host.username}@{host.hostname}:{task.dst_dir}'
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command = f'rsync {options} -h -e "ssh -p {host.port} -o StrictHostKeyChecking=no -i {fp.name}" {argument}'
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task = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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while True:
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message = task.stdout.readline()
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if not message:
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break
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message = message.decode().rstrip('\r\n')
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if 'rsync: command not found' in message:
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data = '\r\n\x1b[31m检测到该主机未安装rsync，可通过批量执行/执行任务模块进行以下命令批量安装\x1b[0m'
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data += '\r\nCentos/Redhat: yum install -y rsync'
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data += '\r\nUbuntu/Debian: apt install -y rsync'
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rds.publish(token, json.dumps({'key': host.id, 'data': data}))
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break
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rds.publish(token, json.dumps({'key': host.id, 'data': message + '\r\n'}))
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rds.publish(token, json.dumps({'key': host.id, 'status': task.wait()}))
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