SkidSec WebShell

Server Address : 172.31.38.4

Web Server : Apache/2.4.58 (Ubuntu)

Uname : Linux ip-172-31-38-4 6.14.0-1017-aws #17~24.04.1-Ubuntu SMP Wed Nov 5 10:48:17 UTC 2025 x86_64

PHP Version : 7.4.33

from copy import deepcopy import glob import itertools import os import re import pyudev NET_CONFIG_OPTIONS = [ "address", "netmask", "broadcast", "network", "metric", "gateway", "pointtopoint", "media", "mtu", "hostname", "leasehours", "leasetime", "vendor", "client", "bootfile", "server", "hwaddr", "provider", "frame", "netnum", "endpoint", "local", "ttl", ] NET_CONFIG_COMMANDS = [ "pre-up", "up", "post-up", "down", "pre-down", "post-down", ] NET_CONFIG_BRIDGE_OPTIONS = [ "bridge_ageing", "bridge_bridgeprio", "bridge_fd", "bridge_gcinit", "bridge_hello", "bridge_maxage", "bridge_maxwait", "bridge_stp", ] # sysfs size attribute is always in 512-byte units # https://github.com/torvalds/linux/blob/6f0d349d922ba44e4348a17a78ea51b7135965b1/include/linux/types.h#L125 SECTOR_SIZE_BYTES = 512 # from juju-deployer utils.relation_merge def dict_merge(onto, source): target = deepcopy(onto) # Support list of relations targets if isinstance(onto, list) and isinstance(source, list): target.extend(source) return target for (key, value) in source.items(): if key in target: if isinstance(target[key], dict) and isinstance(value, dict): target[key] = dict_merge(target[key], value) elif isinstance(target[key], list) and isinstance(value, list): target[key] = list(set(target[key] + value)) else: target[key] = value return target if pyudev.__version_info__ < (0, 18): def udev_get_attributes(device): r = {} for key in device.attributes: val = device.attributes.get(key) if isinstance(val, bytes): val = val.decode('utf-8', 'replace') r[key] = val return r else: def udev_get_attributes(device): r = {} for key in device.attributes.available_attributes: val = device.attributes.get(key) if isinstance(val, bytes): val = val.decode('utf-8', 'replace') r[key] = val return r # split lists into N lists by predicate def partitionn2(items, predicate=int, n=2): return ((lambda i, tee: (item for pred, item in tee if pred == i))(x, t) for x, t in enumerate(itertools.tee(((predicate(item), item) for item in items), n))) # unpack generators into key, value pair # where key is first item (list[0]) and # value is remainder (list[1:]) def partition_to_pair(input): """Unpack a partition into a tuple of (first partition, second partition) param: partition iterator from partitionn2 """ items = input.split() partitions = partitionn2(items=items, predicate=lambda x: items.index(x) != 0, n=2) data = [list(p) for p in partitions] [key], value = data return key, value def disentagle_data_from_whitespace(data): # disentagle the data from whitespace return [x.split(';')[0].strip() for x in data.split('\n') if len(x)] def dictify_lease(lease): """Transform lease string into dictionary of attributes params: lease: string if a dhcp lease structure { to } """ lease_dict = {} options = {} for line in disentagle_data_from_whitespace(lease): if len(line) <= 0: continue key, value = partition_to_pair(line) if key == 'option': options.update({value[0]: value[1]}) else: value = " ".join(value) lease_dict.update({key: value}) lease_dict.update({'options': options}) return lease_dict def parse_dhclient_leases_file(leasedata): """Parses dhclient leases file data, returning dictionary of leases :param leasesdata: string of lease data read from leases file """ return [dictify_lease(lease) for lease in re.findall(r'{([^{}]*)}', leasedata.replace('"', ''))] def parse_networkd_lease_file(leasedata): """Parses systemd/networkd/netif lease data, returns dict""" lease = {} for line in leasedata.split('\n'): if line.startswith('#') or len(line) < 1: continue keyvalue = line.split('=') lease[keyvalue[0].lower()] = keyvalue[1] return lease def get_dhclient_d(): # find lease files directory supported_dirs = ["/var/lib/dhcp", "/var/lib/dhclient"] for d in supported_dirs: if os.path.exists(d): return d return None def parse_etc_network_interfaces(ifaces, contents, path): """Parses the file contents, placing result into ifaces. :param ifaces: interface dictionary :param contents: contents of interfaces file :param path: directory interfaces file was located """ currif = None src_dir = path for line in contents.splitlines(): line = line.strip() if line.startswith('#'): continue split = line.split(' ') option = split[0] if option == "source-directory": src_dir = os.path.join(path, split[1]) elif option == "source": src_path = os.path.join(src_dir, split[1]) for src_file in glob.glob(src_path): with open(src_file, "r") as fp: src_data = fp.read().strip() parse_etc_network_interfaces( ifaces, src_data, os.path.dirname(os.path.abspath(src_file))) elif option == "auto": for iface in split[1:]: if iface not in ifaces: ifaces[iface] = {} ifaces[iface]['auto'] = True elif option == "iface": iface, family, method = split[1:4] if iface not in ifaces: ifaces[iface] = {} elif 'family' in ifaces[iface]: raise Exception("Cannot define %s interface again.") ifaces[iface]['family'] = family ifaces[iface]['method'] = method currif = iface elif option == "hwaddress": ifaces[currif]['hwaddress'] = split[1] elif option in NET_CONFIG_OPTIONS: ifaces[currif][option] = split[1] elif option in NET_CONFIG_COMMANDS: if option not in ifaces[currif]: ifaces[currif][option] = [] ifaces[currif][option].append(' '.join(split[1:])) elif option.startswith('dns-'): if 'dns' not in ifaces[currif]: ifaces[currif]['dns'] = {} if option == 'dns-search': ifaces[currif]['dns']['search'] = [] for domain in split[1:]: ifaces[currif]['dns']['search'].append(domain) elif option == 'dns-nameservers': ifaces[currif]['dns']['nameservers'] = [] for server in split[1:]: ifaces[currif]['dns']['nameservers'].append(server) elif option.startswith('bridge_'): if 'bridge' not in ifaces[currif]: ifaces[currif]['bridge'] = {} if option in NET_CONFIG_BRIDGE_OPTIONS: bridge_option = option.replace('bridge_', '') ifaces[currif]['bridge'][bridge_option] = split[1] elif option == "bridge_ports": ifaces[currif]['bridge']['ports'] = [] for iface in split[1:]: ifaces[currif]['bridge']['ports'].append(iface) elif option == "bridge_hw" and split[1].lower() == "mac": ifaces[currif]['bridge']['mac'] = split[2] elif option == "bridge_pathcost": if 'pathcost' not in ifaces[currif]['bridge']: ifaces[currif]['bridge']['pathcost'] = {} ifaces[currif]['bridge']['pathcost'][split[1]] = split[2] elif option == "bridge_portprio": if 'portprio' not in ifaces[currif]['bridge']: ifaces[currif]['bridge']['portprio'] = {} ifaces[currif]['bridge']['portprio'][split[1]] = split[2] for iface in ifaces.keys(): if 'auto' not in ifaces[iface]: ifaces[iface]['auto'] = False def read_sys_block_size_bytes(device): """ /sys/class/block/<device>/size and return integer value in bytes""" device_dir = os.path.join('/sys/class/block', os.path.basename(device)) blockdev_size = os.path.join(device_dir, 'size') with open(blockdev_size) as d: size = int(d.read().strip()) * SECTOR_SIZE_BYTES return size def read_sys_block_slaves(device): device_dir = os.path.join('/sys/class/block', os.path.basename(device)) return os.listdir(os.path.join(device_dir, 'slaves'))