utils: rename inventory.py to sw_inventory.py

Rename software inventory file to sw_inventory to better distinguish
it from a future hardware inventory code.

In the future sw_inventory and hw_inventory might be merged together
once each file is tidied up.

1 files changed, 0 insertions, 118 deletions

diff --git a/src/utils/inventory.py b/src/utils/inventory.py
deleted file mode 100644
index 7f02c31..0000000
--- a/src/utils/inventory.py
+++ /dev/null
@@ -1,118 +0,0 @@
-import platform
-import re
-import os
-
-from collections import namedtuple
-
-import hivex
-
-from src.utils.probe import getwindowsversion, getlinuxversion
-
-
-Package = namedtuple('Package', ['name', 'version'])
-Package.__str__ = lambda pkg: f'{pkg.name} {pkg.version}'
-
-WINDOWS_HIVES_PATH = '/Windows/System32/config'
-WINDOWS_HIVES_SOFTWARE = f'{WINDOWS_HIVES_PATH}/SOFTWARE'
-DPKG_STATUS_PATH = '/var/lib/dpkg/status'
-OSRELEASE_PATH = '/etc/os-release'
-
-
-def _fill_package_set(h, key, pkg_set):
-    """
-    Fill the package set looking for entries at the current registry
-    node childs.
-
-    Any valid node child must have "DisplayVersion" or "DisplayName" keys.
-    """
-    childs = h.node_children(key)
-    valid_childs = [h.node_get_child(key, h.node_name(child))
-                    for child in childs
-                    for value in h.node_values(child) if h.value_key(value) == 'DisplayVersion']
-    for ch in valid_childs:
-        name = h.value_string(h.node_get_value(ch, 'DisplayName'))
-        value = h.node_get_value(ch, 'DisplayVersion')
-        version = h.value_string(value)
-        pkg = Package(name, version)
-        pkg_set.add(pkg)
-
-
-def _fill_package_set_1(h, pkg_set):
-    """
-    Looks for entries in registry path
-    /Microsoft/Windows/CurrentVersion/Uninstall
-
-    Fills the given set with Package instances for each program found.
-    """
-    key = h.root()
-    key = h.node_get_child(key, 'Microsoft')
-    key = h.node_get_child(key, 'Windows')
-    key = h.node_get_child(key, 'CurrentVersion')
-    key = h.node_get_child(key, 'Uninstall')
-    _fill_package_set(h, key, pkg_set)
-
-
-def _fill_package_set_2(h, pkg_set):
-    """
-    Looks for entries in registry path
-    /Wow6432Node/Microsoft/Windows/CurrentVersion/Uninstall
-    64 bit Windows only.
-
-    Fills the given set with Package instances for each program found.
-    """
-    key = h.root()
-    key = h.node_get_child(key, 'Wow6432Node')
-    key = h.node_get_child(key, 'Microsoft')
-    key = h.node_get_child(key, 'Windows')
-    key = h.node_get_child(key, 'CurrentVersion')
-    key = h.node_get_child(key, 'Uninstall')
-    _fill_package_set(h, key, pkg_set)
-
-
-def _get_package_set_windows(hivepath):
-    packages = set()
-    h = hivex.Hivex(hivepath)
-    _fill_package_set_1(h, packages)
-    _fill_package_set_2(h, packages)
-    return packages
-
-
-def _get_package_set_dpkg(dpkg_status_path):
-    regex_pkg = '(?:^Package: )(?P<name>.*)\n(Essential:.*\n)?(?:Status: install ok installed)'
-    regex_ver = '(?:^Version: )(?P<version>.*)'
-    packages = set()
-    with open(dpkg_status_path, 'r') as f:
-        # Split by empty line
-        for par in re.split('^\n+', f.read(), flags=re.MULTILINE):
-            # Search for package with "Status: install ok installed"
-            result = re.search(regex_pkg, par)
-            if result is None:
-                continue
-            else:
-                pkg_name = result.group('name')
-            # If we hit a properly installed package, search for its version
-            result = re.search(regex_ver, par, flags=re.MULTILINE)
-            if result is None:
-                continue
-            else:
-                pkg_version = result.group('version')
-            pkg = Package(pkg_name, pkg_version)
-            packages.add(pkg)
-    return packages
-
-
-def get_package_set(mountpoint):
-    dpkg_status_path = f'{mountpoint}{DPKG_STATUS_PATH}'
-    winreghives = f'{mountpoint}{WINDOWS_HIVES_PATH}'
-    osrelease = f'{mountpoint}{OSRELEASE_PATH}'
-    softwarehive = f'{mountpoint}{WINDOWS_HIVES_SOFTWARE}'
-    if os.path.exists(softwarehive):
-        pkgset = _get_package_set_windows(softwarehive)
-        osname = getwindowsversion(winreghives)
-    elif os.path.exists(dpkg_status_path):
-        pkgset = _get_package_set_dpkg(dpkg_status_path)
-        osname = getlinuxversion(osrelease)
-    else:
-        raise ValueError(f'Cannot fetch software inventory at {mountpoint}')
-    # Legacy software inventory first element is the OS name
-    return [osname] + list(pkgset)