forked from platformio/platformio-core
462 lines
14 KiB
Python
462 lines
14 KiB
Python
# Copyright (c) 2014-present PlatformIO <contact@platformio.org>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import json
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import math
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import os
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import platform
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import re
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import socket
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import sys
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import time
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from contextlib import contextmanager
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from functools import wraps
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from glob import glob
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import click
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import requests
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from platformio import __apiurl__, __version__, exception
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from platformio.commands import PlatformioCLI
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from platformio.compat import PY2, WINDOWS
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from platformio.fs import cd # pylint: disable=unused-import
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from platformio.fs import load_json # pylint: disable=unused-import
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from platformio.fs import rmtree as rmtree_ # pylint: disable=unused-import
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from platformio.proc import exec_command # pylint: disable=unused-import
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from platformio.proc import is_ci # pylint: disable=unused-import
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# KEEP unused imports for backward compatibility with PIO Core 3.0 API
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class memoized(object):
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def __init__(self, expire=0):
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expire = str(expire)
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if expire.isdigit():
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expire = "%ss" % int((int(expire) / 1000))
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tdmap = {"s": 1, "m": 60, "h": 3600, "d": 86400}
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assert expire.endswith(tuple(tdmap))
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self.expire = int(tdmap[expire[-1]] * int(expire[:-1]))
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self.cache = {}
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def __call__(self, func):
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@wraps(func)
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def wrapper(*args, **kwargs):
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key = str(args) + str(kwargs)
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if key not in self.cache or (
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self.expire > 0 and self.cache[key][0] < time.time() - self.expire
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):
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self.cache[key] = (time.time(), func(*args, **kwargs))
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return self.cache[key][1]
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wrapper.reset = self._reset
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return wrapper
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def _reset(self):
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self.cache.clear()
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class throttle(object):
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def __init__(self, threshhold):
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self.threshhold = threshhold # milliseconds
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self.last = 0
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def __call__(self, func):
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@wraps(func)
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def wrapper(*args, **kwargs):
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diff = int(round((time.time() - self.last) * 1000))
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if diff < self.threshhold:
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time.sleep((self.threshhold - diff) * 0.001)
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self.last = time.time()
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return func(*args, **kwargs)
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return wrapper
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def singleton(cls):
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""" From PEP-318 http://www.python.org/dev/peps/pep-0318/#examples """
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_instances = {}
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def get_instance(*args, **kwargs):
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if cls not in _instances:
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_instances[cls] = cls(*args, **kwargs)
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return _instances[cls]
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return get_instance
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@contextmanager
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def capture_std_streams(stdout, stderr=None):
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_stdout = sys.stdout
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_stderr = sys.stderr
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sys.stdout = stdout
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sys.stderr = stderr or stdout
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yield
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sys.stdout = _stdout
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sys.stderr = _stderr
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def get_systype():
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type_ = platform.system().lower()
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arch = platform.machine().lower()
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if type_ == "windows":
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arch = "amd64" if platform.architecture()[0] == "64bit" else "x86"
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return "%s_%s" % (type_, arch) if arch else type_
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def pioversion_to_intstr():
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vermatch = re.match(r"^([\d\.]+)", __version__)
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assert vermatch
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return [int(i) for i in vermatch.group(1).split(".")[:3]]
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def change_filemtime(path, mtime):
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os.utime(path, (mtime, mtime))
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def get_serial_ports(filter_hwid=False):
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try:
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# pylint: disable=import-outside-toplevel
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from serial.tools.list_ports import comports
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except ImportError:
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raise exception.GetSerialPortsError(os.name)
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result = []
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for p, d, h in comports():
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if not p:
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continue
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if WINDOWS and PY2:
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try:
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# pylint: disable=undefined-variable
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d = unicode(d, errors="ignore")
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except TypeError:
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pass
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if not filter_hwid or "VID:PID" in h:
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result.append({"port": p, "description": d, "hwid": h})
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if filter_hwid:
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return result
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# fix for PySerial
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if not result and "darwin" in get_systype():
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for p in glob("/dev/tty.*"):
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result.append({"port": p, "description": "n/a", "hwid": "n/a"})
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return result
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# Backward compatibility for PIO Core <3.5
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get_serialports = get_serial_ports
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def get_logical_devices():
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items = []
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if WINDOWS:
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try:
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result = exec_command(
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["wmic", "logicaldisk", "get", "name,VolumeName"]
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).get("out", "")
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devicenamere = re.compile(r"^([A-Z]{1}\:)\s*(\S+)?")
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for line in result.split("\n"):
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match = devicenamere.match(line.strip())
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if not match:
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continue
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items.append({"path": match.group(1) + "\\", "name": match.group(2)})
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return items
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except WindowsError: # pylint: disable=undefined-variable
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pass
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# try "fsutil"
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result = exec_command(["fsutil", "fsinfo", "drives"]).get("out", "")
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for device in re.findall(r"[A-Z]:\\", result):
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items.append({"path": device, "name": None})
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return items
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result = exec_command(["df"]).get("out")
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devicenamere = re.compile(r"^/.+\d+\%\s+([a-z\d\-_/]+)$", flags=re.I)
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for line in result.split("\n"):
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match = devicenamere.match(line.strip())
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if not match:
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continue
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items.append({"path": match.group(1), "name": os.path.basename(match.group(1))})
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return items
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def get_mdns_services():
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# pylint: disable=import-outside-toplevel
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try:
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import zeroconf
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except ImportError:
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from site import addsitedir
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from platformio.managers.core import get_core_package_dir
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contrib_pysite_dir = get_core_package_dir("contrib-pysite")
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addsitedir(contrib_pysite_dir)
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sys.path.insert(0, contrib_pysite_dir)
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import zeroconf # pylint: disable=import-outside-toplevel
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class mDNSListener(object):
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def __init__(self):
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self._zc = zeroconf.Zeroconf(interfaces=zeroconf.InterfaceChoice.All)
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self._found_types = []
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self._found_services = []
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def __enter__(self):
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zeroconf.ServiceBrowser(self._zc, "_services._dns-sd._udp.local.", self)
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return self
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def __exit__(self, etype, value, traceback):
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self._zc.close()
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def remove_service(self, zc, type_, name):
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pass
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def add_service(self, zc, type_, name):
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try:
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assert zeroconf.service_type_name(name)
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assert str(name)
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except (AssertionError, UnicodeError, zeroconf.BadTypeInNameException):
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return
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if name not in self._found_types:
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self._found_types.append(name)
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zeroconf.ServiceBrowser(self._zc, name, self)
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if type_ in self._found_types:
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s = zc.get_service_info(type_, name)
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if s:
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self._found_services.append(s)
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def get_services(self):
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return self._found_services
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items = []
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with mDNSListener() as mdns:
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time.sleep(3)
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for service in mdns.get_services():
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properties = None
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if service.properties:
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try:
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properties = {
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k.decode("utf8"): v.decode("utf8")
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if isinstance(v, bytes)
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else v
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for k, v in service.properties.items()
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}
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json.dumps(properties)
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except UnicodeDecodeError:
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properties = None
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items.append(
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{
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"type": service.type,
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"name": service.name,
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"ip": ".".join(
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[
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str(c if isinstance(c, int) else ord(c))
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for c in service.address
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]
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),
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"port": service.port,
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"properties": properties,
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}
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)
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return items
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def get_request_defheaders():
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data = (__version__, int(is_ci()), requests.utils.default_user_agent())
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return {"User-Agent": "PlatformIO/%s CI/%d %s" % data}
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@memoized(expire="60s")
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def _api_request_session():
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return requests.Session()
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@throttle(500)
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def _get_api_result(
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url, params=None, data=None, auth=None # pylint: disable=too-many-branches
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):
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from platformio.app import get_setting # pylint: disable=import-outside-toplevel
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result = {}
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r = None
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verify_ssl = sys.version_info >= (2, 7, 9)
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headers = get_request_defheaders()
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if not url.startswith("http"):
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url = __apiurl__ + url
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if not get_setting("strict_ssl"):
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url = url.replace("https://", "http://")
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try:
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if data:
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r = _api_request_session().post(
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url,
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params=params,
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data=data,
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headers=headers,
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auth=auth,
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verify=verify_ssl,
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)
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else:
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r = _api_request_session().get(
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url, params=params, headers=headers, auth=auth, verify=verify_ssl
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)
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result = r.json()
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r.raise_for_status()
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return r.text
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except requests.exceptions.HTTPError as e:
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if result and "message" in result:
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raise exception.APIRequestError(result["message"])
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if result and "errors" in result:
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raise exception.APIRequestError(result["errors"][0]["title"])
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raise exception.APIRequestError(e)
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except ValueError:
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raise exception.APIRequestError("Invalid response: %s" % r.text.encode("utf-8"))
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finally:
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if r:
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r.close()
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return None
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def get_api_result(url, params=None, data=None, auth=None, cache_valid=None):
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from platformio.app import ContentCache # pylint: disable=import-outside-toplevel
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total = 0
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max_retries = 5
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cache_key = (
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ContentCache.key_from_args(url, params, data, auth) if cache_valid else None
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)
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while total < max_retries:
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try:
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with ContentCache() as cc:
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if cache_key:
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result = cc.get(cache_key)
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if result is not None:
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return json.loads(result)
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# check internet before and resolve issue with 60 seconds timeout
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internet_on(raise_exception=True)
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result = _get_api_result(url, params, data)
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if cache_valid:
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with ContentCache() as cc:
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cc.set(cache_key, result, cache_valid)
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return json.loads(result)
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except (requests.exceptions.ConnectionError, requests.exceptions.Timeout) as e:
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total += 1
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if not PlatformioCLI.in_silence():
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click.secho(
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"[API] ConnectionError: {0} (incremented retry: max={1}, "
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"total={2})".format(e, max_retries, total),
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fg="yellow",
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)
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time.sleep(2 * total)
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raise exception.APIRequestError(
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"Could not connect to PlatformIO API Service. Please try later."
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)
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PING_INTERNET_IPS = [
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"192.30.253.113", # github.com
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"31.28.1.238", # dl.platformio.org
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"193.222.52.25", # dl.platformio.org
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]
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@memoized(expire="5s")
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def _internet_on():
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timeout = 2
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socket.setdefaulttimeout(timeout)
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for ip in PING_INTERNET_IPS:
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try:
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if os.getenv("HTTP_PROXY", os.getenv("HTTPS_PROXY")):
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requests.get("http://%s" % ip, allow_redirects=False, timeout=timeout)
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else:
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socket.socket(socket.AF_INET, socket.SOCK_STREAM).connect((ip, 80))
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return True
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except: # pylint: disable=bare-except
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pass
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return False
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def internet_on(raise_exception=False):
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result = _internet_on()
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if raise_exception and not result:
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raise exception.InternetIsOffline()
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return result
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def pepver_to_semver(pepver):
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return re.sub(r"(\.\d+)\.?(dev|a|b|rc|post)", r"\1-\2.", pepver, 1)
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def items_to_list(items):
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if not isinstance(items, list):
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items = [i.strip() for i in items.split(",")]
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return [i.lower() for i in items if i]
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def items_in_list(needle, haystack):
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needle = items_to_list(needle)
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haystack = items_to_list(haystack)
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if "*" in needle or "*" in haystack:
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return True
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return set(needle) & set(haystack)
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def parse_date(datestr):
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if "T" in datestr and "Z" in datestr:
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return time.strptime(datestr, "%Y-%m-%dT%H:%M:%SZ")
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return time.strptime(datestr)
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def merge_dicts(d1, d2, path=None):
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if path is None:
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path = []
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for key in d2:
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if key in d1 and isinstance(d1[key], dict) and isinstance(d2[key], dict):
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merge_dicts(d1[key], d2[key], path + [str(key)])
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else:
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d1[key] = d2[key]
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return d1
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def print_labeled_bar(label, is_error=False, fg=None):
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terminal_width, _ = click.get_terminal_size()
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width = len(click.unstyle(label))
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half_line = "=" * int((terminal_width - width - 2) / 2)
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click.secho("%s %s %s" % (half_line, label, half_line), fg=fg, err=is_error)
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def humanize_duration_time(duration):
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if duration is None:
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return duration
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duration = duration * 1000
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tokens = []
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for multiplier in (3600000, 60000, 1000, 1):
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fraction = math.floor(duration / multiplier)
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tokens.append(int(round(duration) if multiplier == 1 else fraction))
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duration -= fraction * multiplier
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return "{:02d}:{:02d}:{:02d}.{:03d}".format(*tokens)
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def get_original_version(version):
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if version.count(".") != 2:
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return None
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_, raw = version.split(".")[:2]
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if int(raw) <= 99:
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return None
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if int(raw) <= 9999:
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return "%s.%s" % (raw[:-2], int(raw[-2:]))
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return "%s.%s.%s" % (raw[:-4], int(raw[-4:-2]), int(raw[-2:]))
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