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Server statistics implementation

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This commit is contained in:
grossmj
2020-01-17 16:50:17 +08:00
parent d9c264ce77
commit 3df348ac2a
5 changed files with 149 additions and 0 deletions
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39
gns3server/handlers/api/compute/server_handler.py
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@ -21,8 +21,11 @@ import platform
from gns3server.web.route import Route
from gns3server.config import Config
from gns3server.schemas.version import VERSION_SCHEMA
from gns3server.schemas.server_statistics import SERVER_STATISTICS_SCHEMA
from gns3server.compute.port_manager import PortManager
from gns3server.version import __version__
from aiohttp.web import HTTPConflict
from psutil._common import bytes2human
class ServerHandler:
@ -37,6 +40,42 @@ class ServerHandler:
local_server = config.get_section_config("Server").getboolean("local", False)
response.json({"version": __version__, "local": local_server})
@Route.get(
r"/statistics",
description="Retrieve server statistics",
output=SERVER_STATISTICS_SCHEMA,
status_codes={
200: "Statistics information returned",
409: "Conflict"
})
def statistics(request, response):
try:
memory_total = psutil.virtual_memory().total
memory_free = psutil.virtual_memory().available
memory_used = memory_total - memory_free # actual memory usage in a cross platform fashion
swap_total = psutil.swap_memory().total
swap_free = psutil.swap_memory().free
swap_used = psutil.swap_memory().used
cpu_percent = int(psutil.cpu_percent())
load_average_percent = [int(x / psutil.cpu_count() * 100) for x in psutil.getloadavg()]
memory_percent = int(psutil.virtual_memory().percent)
swap_percent = int(psutil.swap_memory().percent)
disk_usage_percent = int(psutil.disk_usage('/').percent)
except psutil.Error as e:
raise HTTPConflict(text="Psutil error detected: {}".format(e))
response.json({"memory_total": memory_total,
"memory_free": memory_free,
"memory_used": memory_used,
"swap_total": swap_total,
"swap_free": swap_free,
"swap_used": swap_used,
"cpu_usage_percent": cpu_percent,
"memory_usage_percent": memory_percent,
"swap_usage_percent": swap_percent,
"disk_usage_percent": disk_usage_percent,
"load_average_percent": load_average_percent})
@Route.get(
r"/debug",
description="Return debug information about the compute",