def init():
"""
入口函数
:return:
"""
tasks = TaskQueueModel.select().limit(1)
for task in tasks:
handle_task(task)
return TaskQueueModel.select().count()
def init():
"""
入口函数
:return:
"""
tasks = TaskQueueModel.select().limit(1)
for task in tasks:
handle_task(task)
return TaskQueueModel.select().count()
def deployment_app():
"""
重新部署应用
:return:
"""
user_id = get_login_user_id()
app_id = request.forms.app_id
# 防止越权操作
AppModel.select().where(AppModel.user_id == user_id).get()
if TaskQueueModel.select().where(TaskQueueModel.app_id == app_id, TaskQueueModel.command_code == 3).count():
return {"code": -1}
obj = TaskQueueModel(app_id=app_id, user_id=user_id, command_code=3, command_content='{}', create_time=datetime.datetime.now())
obj.save()
return {"code": 0}
def deployment_app():
"""
重新部署应用
:return:
"""
user_id = get_login_user_id()
app_id = request.forms.app_id
# 防止越权操作
AppModel.select().where(AppModel.user_id == user_id).get()
if TaskQueueModel.select().where(TaskQueueModel.app_id == app_id,
TaskQueueModel.command_code == 3).count():
return {"code": -1}
obj = TaskQueueModel(app_id=app_id,
user_id=user_id,
command_code=3,
command_content='{}',
create_time=datetime.datetime.now())
obj.save()
return {"code": 0}
def handle_task(task):
"""
处理每一个任务
:param task: 任务对象
:return:
"""
if task.command_code == 1:
# 添加一个容器
r, obj = add_one_container(task)
if r:
# 保存容器服务器申请到的容器
dao = AppContainModel(
app_id=task.app_id,
host=obj['host'],
port=obj['r']['result']['port'],
container_id=obj['r']['result']['containerId'],
create_time=datetime.datetime.now(),
api_url=obj['api_url'])
dao.save()
login_log(
"common", "申请容器成功，触发应用id：%d，申请到的容器域名：%s，端口：%d，id：%s" %
(task.app_id, obj['host'], obj['r']['result']['port'],
obj['r']['result']['containerId']))
else:
login_log("error", "申请容器失败，触发应用id：%d" % task.app_id)
elif task.command_code == 2:
# 移除一个容器
remove_some_container(task, 1)
elif task.command_code == 3:
# 移除所有容器
count = AppContainModel.select().where(
AppContainModel.app_id == task.app_id).count()
remove_some_container(task, count)
else:
# 未定义任务码
login_log("error",
"未定义任务码：%d，触发应用id：%d" % (task.command_code, task.app_id))
build_nginx_config(task.app_id)
# 删除任务队列
dao = TaskQueueModel.delete().where(TaskQueueModel.id == task.id)
dao.execute()
def handle_task(task):
"""
处理每一个任务
:param task: 任务对象
:return:
"""
if task.command_code == 1:
# 添加一个容器
r, obj = add_one_container(task)
if r:
# 保存容器服务器申请到的容器
dao = AppContainModel(app_id=task.app_id, host=obj['host'], port=obj['r']['result']['port'],
container_id=obj['r']['result']['containerId'], create_time=datetime.datetime.now(),
api_url=obj['api_url'])
dao.save()
login_log("common", "申请容器成功，触发应用id：%d，申请到的容器域名：%s，端口：%d，id：%s" % (task.app_id,
obj['host'], obj['r']['result']['port'],
obj['r']['result']['containerId']))
else:
login_log("error", "申请容器失败，触发应用id：%d"%task.app_id)
elif task.command_code == 2:
# 移除一个容器
remove_some_container(task, 1)
elif task.command_code == 3:
# 移除所有容器
count = AppContainModel.select().where(AppContainModel.app_id == task.app_id).count()
remove_some_container(task, count)
else:
# 未定义任务码
login_log("error", "未定义任务码：%d，触发应用id：%d" % (task.command_code, task.app_id))
build_nginx_config(task.app_id)
# 删除任务队列
dao = TaskQueueModel.delete().where(TaskQueueModel.id == task.id)
dao.execute()
def handle_app(app):
"""
处理每一个APP
:param app: app对象
:return:
"""
container_nums = AppContainModel.select().where(
AppContainModel.app_id == app.id).count()
cpu, memory = get_app_avg_message(app.id)
# 判断是否需要增加容器
if container_nums < app.min_container_number:
add_sign = 1
else:
if cpu > 5.0 and memory > 95.5 and container_nums < app.max_container_number:
add_sign = 1
else:
add_sign = 0
# 判断是否需要减少容器
if container_nums > app.max_container_number:
add_sign = 0
reduce_sign = -1
else:
if cpu < 1.5 and memory < 90 and container_nums > app.min_container_number:
reduce_sign = -1
else:
reduce_sign = 0
if container_nums >= app.max_container_number:
add_sign = 0
if container_nums <= app.min_container_number:
reduce_sign = 0
sign = add_sign + reduce_sign
if sign == 0:
return None
obj = TaskQueueModel(user_id=0,
app_id=app.id,
create_time=datetime.datetime.now())
obj.command_content = '{}'
if sign == 1:
obj.command_code = 1 # 增加容器
elif sign == -1:
obj.command_code = 2 # 减少容器
# 判断命令有没有重复
if TaskQueueModel.select().where(
TaskQueueModel.user_id == obj.user_id,
TaskQueueModel.app_id == obj.app_id,
TaskQueueModel.command_code == obj.command_code).count():
return None
# 删除同应用不同操作
dao = TaskQueueModel.delete().where(TaskQueueModel.user_id == obj.user_id,
TaskQueueModel.app_id == obj.app_id)
dao.execute()
obj.save()
def handle_app(app):
"""
处理每一个APP
:param app: app对象
:return:
"""
container_nums = AppContainModel.select().where(AppContainModel.app_id == app.id).count()
cpu, memory = get_app_avg_message(app.id)
# 判断是否需要增加容器
if container_nums < app.min_container_number:
add_sign = 1
else:
if cpu > 5.0 and memory > 95.5 and container_nums < app.max_container_number:
add_sign = 1
else:
add_sign = 0
# 判断是否需要减少容器
if container_nums > app.max_container_number:
add_sign = 0
reduce_sign = -1
else:
if cpu < 1.5 and memory < 90 and container_nums > app.min_container_number:
reduce_sign = -1
else:
reduce_sign = 0
if container_nums >= app.max_container_number:
add_sign = 0
if container_nums <= app.min_container_number:
reduce_sign = 0
sign = add_sign + reduce_sign
if sign == 0:
return None
obj = TaskQueueModel(user_id=0, app_id=app.id, create_time=datetime.datetime.now())
obj.command_content = "{}"
if sign == 1:
obj.command_code = 1 # 增加容器
elif sign == -1:
obj.command_code = 2 # 减少容器
# 判断命令有没有重复
if (
TaskQueueModel.select()
.where(
TaskQueueModel.user_id == obj.user_id,
TaskQueueModel.app_id == obj.app_id,
TaskQueueModel.command_code == obj.command_code,
)
.count()
):
return None
# 删除同应用不同操作
dao = TaskQueueModel.delete().where(TaskQueueModel.user_id == obj.user_id, TaskQueueModel.app_id == obj.app_id)
dao.execute()
obj.save()
