initial commit after bringing over cleaned up code and testing some examples
This commit is contained in:
Blake J. Harnden
parent
c4858e6e0d
commit
00f4ebf5a9
93 changed files with 15189 additions and 13083 deletions
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@ -1,24 +1,22 @@
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#
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# CORE
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# Copyright (c)2010-2014 the Boeing Company.
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# See the LICENSE file included in this distribution.
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#
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# author: Jeff Ahrenholz <jeffrey.m.ahrenholz@boeing.com>
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#
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'''
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utility.py: defines miscellaneous utility services.
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'''
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"""
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utility.py: defines miscellaneous utility services.
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"""
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import os
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import subprocess
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from core import constants
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from core.misc import utils
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from core.misc.ipaddress import Ipv4Prefix
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from core.misc.ipaddress import Ipv6Prefix
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from core.service import CoreService
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from core.service import ServiceManager
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from core.service import CoreService, addservice
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from core.misc.ipaddr import IPv4Prefix, IPv6Prefix
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from core.misc.utils import *
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from core.constants import *
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class UtilService(CoreService):
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''' Parent class for utility services.
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'''
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"""
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Parent class for utility services.
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"""
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_name = "UtilityProcess"
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_group = "Utility"
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_depends = ()
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@ -29,15 +27,16 @@ class UtilService(CoreService):
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_shutdown = ()
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@classmethod
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def generateconfig(cls, node, filename, services):
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def generateconfig(cls, node, filename, services):
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return ""
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class IPForwardService(UtilService):
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_name = "IPForward"
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_configs = ("ipforward.sh", )
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_configs = ("ipforward.sh",)
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_startindex = 5
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_startup = ("sh ipforward.sh", )
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_startup = ("sh ipforward.sh",)
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@classmethod
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def generateconfig(cls, node, filename, services):
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if os.uname()[0] == "Linux":
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@ -60,13 +59,13 @@ class IPForwardService(UtilService):
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%(sysctl)s -w net.ipv4.conf.default.send_redirects=0
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%(sysctl)s -w net.ipv4.conf.all.rp_filter=0
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%(sysctl)s -w net.ipv4.conf.default.rp_filter=0
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""" % {'sysctl': SYSCTL_BIN}
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""" % {'sysctl': constants.SYSCTL_BIN}
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for ifc in node.netifs():
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name = sysctldevname(ifc.name)
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cfg += "%s -w net.ipv4.conf.%s.forwarding=1\n" % (SYSCTL_BIN, name)
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name = utils.sysctldevname(ifc.name)
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cfg += "%s -w net.ipv4.conf.%s.forwarding=1\n" % (constants.SYSCTL_BIN, name)
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cfg += "%s -w net.ipv4.conf.%s.send_redirects=0\n" % \
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(SYSCTL_BIN, name)
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cfg += "%s -w net.ipv4.conf.%s.rp_filter=0\n" % (SYSCTL_BIN, name)
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(constants.SYSCTL_BIN, name)
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cfg += "%s -w net.ipv4.conf.%s.rp_filter=0\n" % (constants.SYSCTL_BIN, name)
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return cfg
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@classmethod
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@ -78,9 +77,8 @@ class IPForwardService(UtilService):
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%s -w net.inet6.ip6.forwarding=1
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%s -w net.inet.icmp.bmcastecho=1
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%s -w net.inet.icmp.icmplim=0
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""" % (SYSCTL_BIN, SYSCTL_BIN, SYSCTL_BIN, SYSCTL_BIN)
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""" % (constants.SYSCTL_BIN, constants.SYSCTL_BIN, constants.SYSCTL_BIN, constants.SYSCTL_BIN)
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addservice(IPForwardService)
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class DefaultRouteService(UtilService):
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_name = "DefaultRoute"
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@ -92,21 +90,21 @@ class DefaultRouteService(UtilService):
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cfg = "#!/bin/sh\n"
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cfg += "# auto-generated by DefaultRoute service (utility.py)\n"
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for ifc in node.netifs():
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if hasattr(ifc, 'control') and ifc.control == True:
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if hasattr(ifc, 'control') and ifc.control is True:
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continue
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cfg += "\n".join(map(cls.addrstr, ifc.addrlist))
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cfg += "\n"
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return cfg
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@staticmethod
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def addrstr(x):
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if x.find(":") >= 0:
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net = IPv6Prefix(x)
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net = Ipv6Prefix(x)
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fam = "inet6 ::"
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else:
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net = IPv4Prefix(x)
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net = Ipv4Prefix(x)
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fam = "inet 0.0.0.0"
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if net.maxaddr() == net.minaddr():
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if net.max_addr() == net.min_addr():
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return ""
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else:
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if os.uname()[0] == "Linux":
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@ -115,9 +113,8 @@ class DefaultRouteService(UtilService):
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rtcmd = "route add -%s" % fam
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else:
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raise Exception, "unknown platform"
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return "%s %s" % (rtcmd, net.minaddr())
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addservice(DefaultRouteService)
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return "%s %s" % (rtcmd, net.min_addr())
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class DefaultMulticastRouteService(UtilService):
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_name = "DefaultMulticastRoute"
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@ -144,8 +141,7 @@ class DefaultMulticastRouteService(UtilService):
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cfg += "\n"
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break
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return cfg
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addservice(DefaultMulticastRouteService)
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class StaticRouteService(UtilService):
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_name = "StaticRoute"
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@ -160,23 +156,23 @@ class StaticRouteService(UtilService):
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cfg += "# NOTE: this service must be customized to be of any use\n"
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cfg += "# Below are samples that you can uncomment and edit.\n#\n"
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for ifc in node.netifs():
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if hasattr(ifc, 'control') and ifc.control == True:
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if hasattr(ifc, 'control') and ifc.control is True:
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continue
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cfg += "\n".join(map(cls.routestr, ifc.addrlist))
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cfg += "\n"
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return cfg
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@staticmethod
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def routestr(x):
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if x.find(":") >= 0:
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net = IPv6Prefix(x)
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net = Ipv6Prefix(x)
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fam = "inet6"
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dst = "3ffe:4::/64"
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else:
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net = IPv4Prefix(x)
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net = Ipv4Prefix(x)
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fam = "inet"
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dst = "10.9.8.0/24"
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if net.maxaddr() == net.minaddr():
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if net.max_addr() == net.min_addr():
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return ""
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else:
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if os.uname()[0] == "Linux":
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@ -185,9 +181,8 @@ class StaticRouteService(UtilService):
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rtcmd = "#/sbin/route add -%s %s" % (fam, dst)
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else:
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raise Exception, "unknown platform"
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return "%s %s" % (rtcmd, net.minaddr())
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return "%s %s" % (rtcmd, net.min_addr())
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addservice(StaticRouteService)
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class SshService(UtilService):
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_name = "SSH"
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@ -200,12 +195,13 @@ class SshService(UtilService):
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_startup = ("sh startsshd.sh",)
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_shutdown = ("killall sshd",)
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_validate = ()
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@classmethod
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def generateconfig(cls, node, filename, services):
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''' Use a startup script for launching sshd in order to wait for host
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key generation.
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'''
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"""
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Use a startup script for launching sshd in order to wait for host
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key generation.
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"""
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if os.uname()[0] == "FreeBSD":
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sshcfgdir = node.nodedir
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sshstatedir = node.nodedir
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@ -264,7 +260,6 @@ UsePAM yes
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UseDNS no
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""" % (sshcfgdir, sshstatedir, sshlibdir)
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addservice(SshService)
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class DhcpService(UtilService):
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_name = "DHCP"
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@ -273,12 +268,13 @@ class DhcpService(UtilService):
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_startup = ("dhcpd",)
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_shutdown = ("killall dhcpd",)
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_validate = ("pidof dhcpd",)
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@classmethod
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def generateconfig(cls, node, filename, services):
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''' Generate a dhcpd config file using the network address of
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each interface.
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'''
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"""
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Generate a dhcpd config file using the network address of
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each interface.
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"""
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cfg = """\
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# auto-generated by DHCP service (utility.py)
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# NOTE: move these option lines into the desired pool { } block(s) below
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@ -294,25 +290,26 @@ max-lease-time 7200;
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ddns-update-style none;
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"""
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for ifc in node.netifs():
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if hasattr(ifc, 'control') and ifc.control == True:
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if hasattr(ifc, 'control') and ifc.control is True:
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continue
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cfg += "\n".join(map(cls.subnetentry, ifc.addrlist))
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cfg += "\n"
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return cfg
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@staticmethod
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def subnetentry(x):
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''' Generate a subnet declaration block given an IPv4 prefix string
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for inclusion in the dhcpd3 config file.
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'''
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"""
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Generate a subnet declaration block given an IPv4 prefix string
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for inclusion in the dhcpd3 config file.
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"""
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if x.find(":") >= 0:
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return ""
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else:
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addr = x.split("/")[0]
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net = IPv4Prefix(x)
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net = Ipv4Prefix(x)
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# divide the address space in half
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rangelow = net.addr(net.numaddr() / 2)
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rangehigh = net.maxaddr()
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rangelow = net.addr(net.num_addr() / 2)
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rangehigh = net.max_addr()
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return """
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subnet %s netmask %s {
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pool {
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@ -321,23 +318,24 @@ subnet %s netmask %s {
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option routers %s;
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}
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}
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""" % (net.prefixstr(), net.netmaskstr(), rangelow, rangehigh, addr)
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""" % (net.prefix_str(), net.netmask_str(), rangelow, rangehigh, addr)
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addservice(DhcpService)
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class DhcpClientService(UtilService):
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''' Use a DHCP client for all interfaces for addressing.
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'''
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"""
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Use a DHCP client for all interfaces for addressing.
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"""
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_name = "DHCPClient"
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_configs = ("startdhcpclient.sh",)
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_startup = ("sh startdhcpclient.sh",)
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_shutdown = ("killall dhclient",)
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_validate = ("pidof dhclient",)
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@classmethod
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def generateconfig(cls, node, filename, services):
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''' Generate a script to invoke dhclient on all interfaces.
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'''
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"""
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Generate a script to invoke dhclient on all interfaces.
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"""
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cfg = "#!/bin/sh\n"
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cfg += "# auto-generated by DHCPClient service (utility.py)\n"
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cfg += "# uncomment this mkdir line and symlink line to enable client-"
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@ -350,25 +348,26 @@ class DhcpClientService(UtilService):
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cfg += "#ln -s /var/run/resolvconf/interface/%s.dhclient" % ifc.name
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cfg += " /var/run/resolvconf/resolv.conf\n"
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cfg += "/sbin/dhclient -nw -pf /var/run/dhclient-%s.pid" % ifc.name
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cfg += " -lf /var/run/dhclient-%s.lease %s\n" % (ifc.name, ifc.name)
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cfg += " -lf /var/run/dhclient-%s.lease %s\n" % (ifc.name, ifc.name)
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return cfg
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addservice(DhcpClientService)
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class FtpService(UtilService):
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''' Start a vsftpd server.
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'''
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"""
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Start a vsftpd server.
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"""
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_name = "FTP"
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_configs = ("vsftpd.conf",)
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_dirs = ("/var/run/vsftpd/empty", "/var/ftp",)
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_startup = ("vsftpd ./vsftpd.conf",)
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_shutdown = ("killall vsftpd",)
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_validate = ("pidof vsftpd",)
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@classmethod
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def generateconfig(cls, node, filename, services):
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''' Generate a vsftpd.conf configuration file.
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'''
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"""
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Generate a vsftpd.conf configuration file.
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"""
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return """\
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# vsftpd.conf auto-generated by FTP service (utility.py)
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listen=YES
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@ -384,26 +383,27 @@ secure_chroot_dir=/var/run/vsftpd/empty
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anon_root=/var/ftp
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"""
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addservice(FtpService)
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class HttpService(UtilService):
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''' Start an apache server.
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'''
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"""
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Start an apache server.
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"""
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_name = "HTTP"
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_configs = ("/etc/apache2/apache2.conf", "/etc/apache2/envvars",
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"/var/www/index.html",)
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_dirs = ("/etc/apache2", "/var/run/apache2", "/var/log/apache2",
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"/run/lock", "/var/lock/apache2", "/var/www", )
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"/run/lock", "/var/lock/apache2", "/var/www",)
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_startup = ("chown www-data /var/lock/apache2", "apache2ctl start",)
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_shutdown = ("apache2ctl stop",)
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_validate = ("pidof apache2",)
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APACHEVER22, APACHEVER24 = (22, 24)
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@classmethod
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def generateconfig(cls, node, filename, services):
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''' Generate an apache2.conf configuration file.
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'''
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"""
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Generate an apache2.conf configuration file.
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"""
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if filename == cls._configs[0]:
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return cls.generateapache2conf(node, filename, services)
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elif filename == cls._configs[1]:
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@ -415,43 +415,45 @@ class HttpService(UtilService):
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@classmethod
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def detectversionfromcmd(cls):
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''' Detect the apache2 version using the 'a2query' command.
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'''
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"""
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Detect the apache2 version using the 'a2query' command.
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"""
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try:
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status, result = cmdresult(['a2query', '-v'])
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except Exception:
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status, result = utils.cmdresult(['a2query', '-v'])
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except subprocess.CalledProcessError:
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status = -1
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if status == 0 and result[:3] == '2.4':
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return cls.APACHEVER24
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return cls.APACHEVER22
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return cls.APACHEVER22
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@classmethod
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def generateapache2conf(cls, node, filename, services):
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lockstr = { cls.APACHEVER22:
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'LockFile ${APACHE_LOCK_DIR}/accept.lock\n',
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cls.APACHEVER24:
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'Mutex file:${APACHE_LOCK_DIR} default\n', }
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mpmstr = { cls.APACHEVER22: '', cls.APACHEVER24:
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'LoadModule mpm_worker_module /usr/lib/apache2/modules/mod_mpm_worker.so\n', }
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lockstr = {cls.APACHEVER22:
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'LockFile ${APACHE_LOCK_DIR}/accept.lock\n',
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cls.APACHEVER24:
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'Mutex file:${APACHE_LOCK_DIR} default\n', }
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mpmstr = {cls.APACHEVER22: '', cls.APACHEVER24:
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'LoadModule mpm_worker_module /usr/lib/apache2/modules/mod_mpm_worker.so\n', }
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permstr = { cls.APACHEVER22:
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' Order allow,deny\n Deny from all\n Satisfy all\n',
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cls.APACHEVER24:
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' Require all denied\n', }
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permstr = {cls.APACHEVER22:
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' Order allow,deny\n Deny from all\n Satisfy all\n',
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cls.APACHEVER24:
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' Require all denied\n', }
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authstr = { cls.APACHEVER22:
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'LoadModule authz_default_module /usr/lib/apache2/modules/mod_authz_default.so\n',
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cls.APACHEVER24:
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'LoadModule authz_core_module /usr/lib/apache2/modules/mod_authz_core.so\n', }
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authstr = {cls.APACHEVER22:
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'LoadModule authz_default_module /usr/lib/apache2/modules/mod_authz_default.so\n',
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cls.APACHEVER24:
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'LoadModule authz_core_module /usr/lib/apache2/modules/mod_authz_core.so\n', }
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permstr2 = { cls.APACHEVER22:
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'\t\tOrder allow,deny\n\t\tallow from all\n',
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permstr2 = {cls.APACHEVER22:
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'\t\tOrder allow,deny\n\t\tallow from all\n',
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cls.APACHEVER24:
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'\t\tRequire all granted\n', }
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'\t\tRequire all granted\n', }
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version = cls.detectversionfromcmd()
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cfg ="# apache2.conf generated by utility.py:HttpService\n"
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cfg = "# apache2.conf generated by utility.py:HttpService\n"
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cfg += lockstr[version]
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cfg += """\
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PidFile ${APACHE_PID_FILE}
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@ -474,7 +476,7 @@ KeepAliveTimeout 5
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<IfModule mpm_worker_module>
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StartServers 2
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MinSpareThreads 25
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MaxSpareThreads 75
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MaxSpareThreads 75
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ThreadLimit 64
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ThreadsPerChild 25
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MaxClients 150
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@ -484,7 +486,7 @@ KeepAliveTimeout 5
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<IfModule mpm_event_module>
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StartServers 2
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MinSpareThreads 25
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MaxSpareThreads 75
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MaxSpareThreads 75
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ThreadLimit 64
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ThreadsPerChild 25
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MaxClients 150
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@ -590,16 +592,16 @@ export LANG
|
|||
for ifc in node.netifs():
|
||||
if hasattr(ifc, 'control') and ifc.control == True:
|
||||
continue
|
||||
body += "<li>%s - %s</li>\n" % (ifc.name, ifc.addrlist)
|
||||
body += "<li>%s - %s</li>\n" % (ifc.name, ifc.addrlist)
|
||||
return "<html><body>%s</body></html>" % body
|
||||
|
||||
addservice(HttpService)
|
||||
|
||||
class PcapService(UtilService):
|
||||
''' Pcap service for logging packets.
|
||||
'''
|
||||
"""
|
||||
Pcap service for logging packets.
|
||||
"""
|
||||
_name = "pcap"
|
||||
_configs = ("pcap.sh", )
|
||||
_configs = ("pcap.sh",)
|
||||
_dirs = ()
|
||||
_startindex = 1
|
||||
_startup = ("sh pcap.sh start",)
|
||||
|
|
@ -609,8 +611,9 @@ class PcapService(UtilService):
|
|||
|
||||
@classmethod
|
||||
def generateconfig(cls, node, filename, services):
|
||||
''' Generate a startpcap.sh traffic logging script.
|
||||
'''
|
||||
"""
|
||||
Generate a startpcap.sh traffic logging script.
|
||||
"""
|
||||
cfg = """
|
||||
#!/bin/sh
|
||||
# set tcpdump options here (see 'man tcpdump' for help)
|
||||
|
|
@ -625,7 +628,7 @@ if [ "x$1" = "xstart" ]; then
|
|||
cfg += '# '
|
||||
redir = "< /dev/null"
|
||||
cfg += "tcpdump ${DUMPOPTS} -w %s.%s.pcap -i %s %s &\n" % \
|
||||
(node.name, ifc.name, ifc.name, redir)
|
||||
(node.name, ifc.name, ifc.name, redir)
|
||||
cfg += """
|
||||
|
||||
elif [ "x$1" = "xstop" ]; then
|
||||
|
|
@ -635,7 +638,6 @@ fi;
|
|||
"""
|
||||
return cfg
|
||||
|
||||
addservice(PcapService)
|
||||
|
||||
class RadvdService(UtilService):
|
||||
_name = "radvd"
|
||||
|
|
@ -644,12 +646,13 @@ class RadvdService(UtilService):
|
|||
_startup = ("radvd -C /etc/radvd/radvd.conf -m logfile -l /var/log/radvd.log",)
|
||||
_shutdown = ("pkill radvd",)
|
||||
_validate = ("pidof radvd",)
|
||||
|
||||
|
||||
@classmethod
|
||||
def generateconfig(cls, node, filename, services):
|
||||
''' Generate a RADVD router advertisement daemon config file
|
||||
"""
|
||||
Generate a RADVD router advertisement daemon config file
|
||||
using the network address of each interface.
|
||||
'''
|
||||
"""
|
||||
cfg = "# auto-generated by RADVD service (utility.py)\n"
|
||||
for ifc in node.netifs():
|
||||
if hasattr(ifc, 'control') and ifc.control == True:
|
||||
|
|
@ -679,29 +682,30 @@ interface %s
|
|||
""" % prefix
|
||||
cfg += "};\n"
|
||||
return cfg
|
||||
|
||||
|
||||
@staticmethod
|
||||
def subnetentry(x):
|
||||
''' Generate a subnet declaration block given an IPv6 prefix string
|
||||
for inclusion in the RADVD config file.
|
||||
'''
|
||||
"""
|
||||
Generate a subnet declaration block given an IPv6 prefix string
|
||||
for inclusion in the RADVD config file.
|
||||
"""
|
||||
if x.find(":") >= 0:
|
||||
net = IPv6Prefix(x)
|
||||
net = Ipv6Prefix(x)
|
||||
return str(net)
|
||||
else:
|
||||
return ""
|
||||
|
||||
addservice(RadvdService)
|
||||
|
||||
class AtdService(UtilService):
|
||||
''' Atd service for scheduling at jobs
|
||||
'''
|
||||
"""
|
||||
Atd service for scheduling at jobs
|
||||
"""
|
||||
_name = "atd"
|
||||
_configs = ("startatd.sh",)
|
||||
_dirs = ("/var/spool/cron/atjobs", "/var/spool/cron/atspool")
|
||||
_startup = ("sh startatd.sh", )
|
||||
_shutdown = ("pkill atd", )
|
||||
|
||||
_startup = ("sh startatd.sh",)
|
||||
_shutdown = ("pkill atd",)
|
||||
|
||||
@classmethod
|
||||
def generateconfig(cls, node, filename, services):
|
||||
return """
|
||||
|
|
@ -711,14 +715,28 @@ chown -R daemon /var/spool/cron/*
|
|||
chmod -R 700 /var/spool/cron/*
|
||||
atd
|
||||
"""
|
||||
|
||||
addservice(AtdService)
|
||||
|
||||
|
||||
class UserDefinedService(UtilService):
|
||||
''' Dummy service allowing customization of anything.
|
||||
'''
|
||||
"""
|
||||
Dummy service allowing customization of anything.
|
||||
"""
|
||||
_name = "UserDefined"
|
||||
_startindex = 50
|
||||
_meta = "Customize this service to do anything upon startup."
|
||||
|
||||
addservice(UserDefinedService)
|
||||
|
||||
def load_services():
|
||||
ServiceManager.add(IPForwardService)
|
||||
ServiceManager.add(DefaultRouteService)
|
||||
ServiceManager.add(DefaultMulticastRouteService)
|
||||
ServiceManager.add(StaticRouteService)
|
||||
ServiceManager.add(SshService)
|
||||
ServiceManager.add(DhcpService)
|
||||
ServiceManager.add(DhcpClientService)
|
||||
ServiceManager.add(FtpService)
|
||||
ServiceManager.add(HttpService)
|
||||
ServiceManager.add(PcapService)
|
||||
ServiceManager.add(RadvdService)
|
||||
ServiceManager.add(AtdService)
|
||||
ServiceManager.add(UserDefinedService)
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue