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143 lines
4.0 KiB
143 lines
4.0 KiB
import csv
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import re
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import subprocess
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HEADER_RE = re.compile("USER\\s*PID\\s*PPID\\s*VSIZE\\s*RSS\\s*WCHAN\\s*PC\\s*NAME")
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PROCESS_RE = re.compile("(\\S+)\\s+(\\d+)\\s+(\\d+)\\s+\\d+\\s+\\d+\\s+\\S+\\s+.\\S+\\s+\\S+\\s+(.*)")
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ANDROID_UID_RE = re.compile("u(\\d)+_([0-9a-fA-F]+)")
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UID_RE = re.compile("(\\d)+")
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class Process(object):
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def __init__(self, uid, pid, ppid, name):
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self.uid = uid
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self.pid = pid
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self.ppid = ppid
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self.name = name
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def DisplayName(self):
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if self.name:
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return self.name
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if self.uid:
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return self.uid.name
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return self.pid
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def __str__(self):
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return "Process(uid=%s, pid=%s, name=%s)" % (self.uid, self.pid, self.name)
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class Uid(object):
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def __init__(self, uid, name):
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self.uid = uid
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self.name = name
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def __str__(self):
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return "Uid(id=%s, name=%s)" % (self.uid, self.name)
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class ProcessSet(object):
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def __init__(self):
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self._processes = dict()
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self._uids = dict()
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self._pidUpdateCount = 0
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self._uidUpdateCount = 0
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self.doUpdates = False
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def Update(self, force=False):
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self.UpdateUids(force)
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self.UpdateProcesses(force)
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def UpdateProcesses(self, force=False):
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if not (self.doUpdates or force):
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return
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self._pidUpdateCount += 1
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try:
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text = subprocess.check_output(["adb", "shell", "ps"])
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except subprocess.CalledProcessError:
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return # oh well. we won't get the pid
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lines = ParsePs(text)
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for line in lines:
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if not self._processes.has_key(line[1]):
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uid = self.FindUid(ParseUid(line[0]))
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self._processes[line[1]] = Process(uid, line[1], line[2], line[3])
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def UpdateUids(self, force=False):
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if not (self.doUpdates or force):
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return
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self._uidUpdateCount += 1
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try:
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text = subprocess.check_output(["adb", "shell", "dumpsys", "package", "--checkin"])
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except subprocess.CalledProcessError:
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return # oh well. we won't get the pid
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lines = ParseUids(text)
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for line in lines:
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if not self._uids.has_key(line[0]):
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self._uids[line[1]] = Uid(*line)
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def FindPid(self, pid, uid=None):
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"""Try to find the Process object for the given pid.
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If it can't be found, do an update. If it still can't be found after that,
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create a syntheitc Process object, add that to the list, and return that.
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That can only happen after the process has died, and we just missed our
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chance to find it. The pid won't come back.
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"""
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result = self._processes.get(pid)
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if not result:
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self.UpdateProcesses()
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result = self._processes.get(pid)
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if not result:
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if uid:
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uid = self._uids.get(uid)
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result = Process(uid, pid, None, None)
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self._processes[pid] = result
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return result
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def FindUid(self, uid):
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result = self._uids.get(uid)
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if not result:
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self.UpdateUids()
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result = self._uids.get(uid)
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if not result:
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result = Uid(uid, uid)
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self._uids[uid] = result
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return result
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def UpdateCount(self):
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return (self._pidUpdateCount, self._uidUpdateCount)
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def Print(self):
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for process in self._processes:
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print process
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for uid in self._uids:
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print uid
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def ParsePs(text):
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"""Parses the output of ps, and returns it as a list of tuples of (user, pid, ppid, name)"""
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result = []
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for line in text.splitlines():
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m = HEADER_RE.match(line)
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if m:
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continue
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m = PROCESS_RE.match(line)
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if m:
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result.append((m.group(1), m.group(2), m.group(3), m.group(4)))
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continue
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return result
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def ParseUids(text):
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"""Parses the output of dumpsys package --checkin and returns the uids as a list of
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tuples of (uid, name)"""
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return [(x[2], x[1]) for x in csv.reader(text.split("\n")) if len(x) and x[0] == "pkg"]
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def ParseUid(text):
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m = ANDROID_UID_RE.match(text)
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if m:
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result = int("0x" + m.group(2), 16)
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return "(%s/%s/%s)" % (m.group(1), m.group(2), result)
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m = UID_RE.match(text)
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if m:
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return "[%s]" % m.group(1)
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return text
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# vim: set ts=2 sw=2 sts=2 tw=100 nocindent autoindent smartindent expandtab:
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