diff options
Diffstat (limited to 'src/utils/probe.py')
-rw-r--r-- | src/utils/probe.py | 48 |
1 files changed, 46 insertions, 2 deletions
diff --git a/src/utils/probe.py b/src/utils/probe.py index fa0ca83..796bf55 100644 --- a/src/utils/probe.py +++ b/src/utils/probe.py @@ -8,15 +8,20 @@ import os import subprocess +import platform from subprocess import PIPE +from src.utils.fs import find_mountpoint + def getlinuxversion(osrelease): """ Parses a os-release file to fetch 'PRETTY_NAME' key. If file or key are not found, then returns generic 'Linux' string. """ + mountpoint = find_mountpoint(osrelease) + with open(osrelease, 'r') as f: for line in f: if line.find('=') == -1: @@ -25,7 +30,8 @@ def getlinuxversion(osrelease): if key == 'PRETTY_NAME': value = value.replace('\n', '') value = value.strip('"') - return value + bits = ' 64 bits' if linux_is64bit(mountpoint) else '' + return f'{value}{bits}' return 'Linux' @@ -54,14 +60,52 @@ def getwindowsversion(winreghives): prodname = proc_prodname.stdout.decode().replace('\n', '') releaseid = proc_releaseid.stdout.decode().replace('\n', '') + bits = ' 64 bits' if windows_is64bit(winreghives) else '' if proc_prodname.returncode == 0 and proc_releaseid.returncode == 0: - return f'{prodname} {releaseid}' + return f'{prodname} {releaseid}{bits}' except FileNotFoundError: # hivexget command not found pass return 'Microsoft Windows' +def windows_is64bit(winreghives): + """ + Check for 64 bit Windows by means of retrieving the value of + ProgramW6432Dir. This key is set if Windows is running 64 bit. + + If set returns True. + If not set or hivexget exits with non-zero, returns False. + """ + try: + proc_hivexget = subprocess.run(['hivexget', + f'{winreghives}/SOFTWARE', + 'Microsoft\Windows\CurrentVersion', + 'ProgramW6432Dir'], stdout=PIPE) + stdout = proc_hivexget.stdout.decode().replace('\n', '') + + if proc_hivexget.returncode == 0 and stdout: + return True + except FileNotFoundError: # hivexget command not found + pass + return False + + +def linux_is64bit(mountpoint): + """ + If /sbin/init is detected, check if compiled for 64-bit machine. + + If init executable is not found, check for /lib64. + If /lib64 is found returns True, otherwise False. + """ + init_path = f'{mountpoint}/sbin/init' + lib64_path = f'{mountpoint}/lib64' + if os.path.exists(init_path): + bits, linkage = platform.architecture(executable=init_path) + return True if bits == '64bit' else False + return os.path.exists(lib64_path) + + def cache_probe(): """ Runs 'blkid -L CACHE' and returns stripped stdout |