UBUNTU: [debian] Initial debian and ubuntu directories
Based off Ubuntu-unstable-6.0.0-9.9. Ignore: yes Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
This commit is contained in:
Leann Ogasawara
committed by
Paolo Pisati
Paolo Pisati
parent
e8f897f4af
commit
e68fec95c4
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#!/bin/bash
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# This example script retrieves the DHCP state of a given interface.
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# In the interest of keeping the KVP daemon code free of distro specific
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# information; the kvp daemon code invokes this external script to gather
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# DHCP setting for the specific interface.
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#
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# Input: Name of the interface
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#
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# Output: The script prints the string "Enabled" to stdout to indicate
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# that DHCP is enabled on the interface. If DHCP is not enabled,
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# the script prints the string "Disabled" to stdout.
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#
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# Each Distro is expected to implement this script in a distro specific
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# fashion.
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#set -x
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IF_FILE="/etc/network/interfaces"
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NMCMD="nmcli"
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function checknetworkmanager {
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#Assumes if $NMCMD exists, inteface exists and interface is not
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# in $IF_FILE then dhcp is being used by NM
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if hash $NMCMD >/dev/null 2>&1 ; then
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if $NMCMD dev status |grep -q $1 ; then
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echo "Enabled"
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else
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echo "Disabled"
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fi
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else
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#Give up
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echo "Disabled"
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fi
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}
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if [ -z $1 ] ; then echo "Disabled"; exit; fi
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if [ -e $IF_FILE ]; then
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if grep -v -e "^#" $IF_FILE|grep -q $1 ; then
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#interface exists so
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if grep -q -e $1\.\*dhcp $IF_FILE; then
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echo "Enabled"; exit;
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else
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echo "Disabled"; exit;
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fi
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else
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checknetworkmanager $1
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exit
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fi
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else
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checknetworkmanager $1
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exit
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fi
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+13
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#!/bin/bash
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# This example script parses /etc/resolv.conf to retrive DNS information.
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# In the interest of keeping the KVP daemon code free of distro specific
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# information; the kvp daemon code invokes this external script to gather
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# DNS information.
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# This script is expected to print the nameserver values to stdout.
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# Each Distro is expected to implement this script in a distro specific
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# fashion. For instance on Distros that ship with Network Manager enabled,
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# this script can be based on the Network Manager APIs for retrieving DNS
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# entries.
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cat /etc/resolv.conf 2>/dev/null | awk '/^nameserver/ { print $2 }'
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+288
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#!/usr/bin/python3
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#
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# hv_set_ifconfig <config> -- take the hv_kvp_daemon generated configuration
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# file and apply it to the Ubuntu configuration.
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#
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# CONFIG example:
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# HWADDR=11:22:33:44:55:66
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# DEVICE=foo1
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# DHCP=yes
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# CONFIG example:
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# HWADDR=11:22:33:44:55:66
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# DEVICE=foo1
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# IPADDR=192.168.99.10
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# GATEWAY=192.168.99.1
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# DNS1=192.168.88.250
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# IPADDR2=192.168.99.11
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# IPV6ADDR=2001:DB8:99::10
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# IPV6NETMASK=64
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# IPV6_DEFAULTGW=2001:DB8:99::10
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# set interfaces in hv_kvp_daemon style
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import fileinput
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import sys
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import errno
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import os
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import shutil
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import tempfile
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import subprocess
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if_filename="/etc/network/interfaces"
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# Drop our output (XXX?)
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sys.stdout = open(os.devnull, 'w')
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sys.stderr = open(os.devnull, 'w')
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# Confirm we can open the network configuration.
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try:
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if_file=open(if_filename,"r+")
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except IOError as e:
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exit(e.errno)
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else:
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if_file.close()
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# Usage: hv_set_ifconfig <config>
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if len(sys.argv) != 2 :
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exit(errno.EINVAL)
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#
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# Here is the format of the ip configuration file:
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#
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# HWADDR=macaddr
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# DEVICE=interface name
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# BOOTPROTO=<protocol> (where <protocol> is "dhcp" if DHCP is configured
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# or "none" if no boot-time protocol should be used)
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#
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# IPADDR0=ipaddr1
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# IPADDR1=ipaddr2
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# IPADDRx=ipaddry (where y = x + 1)
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#
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# NETMASK0=netmask1
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# NETMASKx=netmasky (where y = x + 1)
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#
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# GATEWAY=ipaddr1
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# GATEWAYx=ipaddry (where y = x + 1)
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#
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# DNSx=ipaddrx (where first DNS address is tagged as DNS1 etc)
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#
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# IPV6 addresses will be tagged as IPV6ADDR, IPV6 gateway will be
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# tagged as IPV6_DEFAULTGW and IPV6 NETMASK will be tagged as
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# IPV6NETMASK.
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#
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kvp=dict(line.strip().split("=") for line in fileinput.input())
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# Setting the hwaddress to something azure is not expecting is fatal
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# to networking.
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if not "HWADDR" in kvp :
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exit(errno.EPROTO)
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# Confirm we have a device specified.
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if not "DEVICE" in kvp :
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exit(1)
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autolist = []
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output=[]
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basename=kvp["DEVICE"]
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# DNS entries will go with the first interface and there can be a max
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# of three. These will be emitted with the first interface.
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dns = []
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for count in (1, 2, 3):
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key = "DNS" + str(count)
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if key in kvp:
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dns += [kvp[key]]
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dns_emitted = False
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# IPV4 may either be dhcp or static.
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if ("DHCP" in kvp and kvp["DHCP"] == "yes") or \
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("BOOTPROTO" in kvp and kvp["BOOTPROTO"] == "dhcp"):
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autolist.append(basename)
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output += ["iface " + basename + " inet dhcp"]
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output += [""]
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else:
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# Matchup the interface specific lines
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# No real max for the number of interface + aliases ...
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# only required is the address (but mate everything up that comes in.
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# IPv4 -- ensure we sort by numeric suffixes.
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v4names = [ int(name[6:]) for name in kvp.keys() if name.startswith("IPADDR") ]
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v4names.sort()
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for if_count in v4names:
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ifname = basename
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which = str(if_count)
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if if_count:
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ifname += ":" + str(if_count)
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which_gw = which
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else:
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which_gw = ""
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if not ifname in autolist:
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autolist += [ifname]
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output += [ "iface " + ifname + " inet static" ]
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output += [ "\t" + "address " + kvp["IPADDR" + which] ]
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if "NETMASK" + which in kvp:
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output += [ "\tnetmask " + kvp["NETMASK" + which] ]
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if "GATEWAY" + which_gw in kvp:
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output += ["\tgateway " + kvp["GATEWAY" + which_gw]]
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if not dns_emitted:
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dns_emitted = True
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output += ["\tdns-nameservers " + ' '.join(dns)]
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output += [""]
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# IPv6 requires a netmask
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# If an ipv6 exists, you'll want to turn off /proc/sys/net/ipv6/conf/all/autoconf with
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# echo 0 > /proc/sys/net/ipv6/conf/all/autoconf
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v6names = [ int(name[8:]) for name in kvp.keys() if name.startswith("IPV6ADDR") ]
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v6names.sort()
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for if6_count in v6names:
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ifname = basename
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which = str(if6_count)
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if if6_count:
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ifname += ":" + str(if6_count)
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which_gw = which
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else:
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which_gw = ""
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if not ifname in autolist:
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autolist += [ifname]
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if "IPV6NETMASK" + which in kvp:
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output += [ "iface " + ifname + " inet6 static"]
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output += [ "\taddress " + kvp["IPV6ADDR" + which]]
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output += [ "\tnetmask " + kvp["IPV6NETMASK" + which]]
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if "IPV6_DEFAULTGW" + which_gw in kvp:
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output += [ "\tgateway " + kvp["IPV6_DEFAULTGW" + which_gw] ]
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if not dns_emitted:
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dns_emitted = True
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output += ["\tdns-nameservers " + ' '.join(dns)]
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output += [""]
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# Mark this new interface for automatic up.
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if len(autolist):
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output = ["auto "+" ".join(autolist)] + output
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print("===================================")
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print(output)
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print("===================================")
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# Time to clean out the existing interface file
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# Markers.
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start_mark = "# The following stanza(s) added by hv_set_ifconfig"
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end_mark = "#End of hv_set_ifconfig stanzas"
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f=open(if_filename,"r")
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flines=f.readlines()
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f.close()
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newfile=[]
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pitchstanza=0
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inastanza=0
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stanza=[]
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prev_line=None
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for line in flines:
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if line.startswith("auto"):
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if inastanza:
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if not pitchstanza:
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newfile.extend(stanza)
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stanza=[]
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inastanza=0
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newline=""
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autoline=line.strip().split(" ")
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for word in autoline:
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if (not word == basename) and (not word.startswith(basename+":")):
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newline+=word + " "
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newline = newline.strip()
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if not newline == "auto":
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newfile += [newline.strip()]
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elif line.startswith(("iface","mapping","source")):
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'''Read a stanza'''
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'''A Stanza can also start with allow- ie allow-hotplug'''
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if inastanza:
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if not pitchstanza:
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newfile.extend(stanza)
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stanza=[]
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inastanza=1
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pitchstanza=0
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autoline=line.strip().split(" ")
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for word in autoline:
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if (word == basename) or (word.startswith(basename+":")):
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pitchstanza=1
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if not pitchstanza:
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stanza+=[line.strip()]
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elif line.strip() in (start_mark, end_mark):
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if inastanza:
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if not pitchstanza:
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newfile.extend(stanza)
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stanza=[]
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inastanza = 0
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pitchstanza = 0
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# Deduplicate markers.
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if line != prev_line:
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newfile += [line.strip()]
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else:
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if inastanza:
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if not pitchstanza:
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stanza+=[line.strip()]
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else:
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if not pitchstanza:
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newfile += [line.strip()]
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prev_line=line
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# Include pending stanza if any.
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if inastanza and not pitchstanza:
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newfile.extend(stanza)
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def emit(line):
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print(line)
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output = line + "\n"
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os.write(fd, output.encode('utf-8'))
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# Insert the new output at the end and inside the existing markers if found.
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emitted = False
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fd, path = tempfile.mkstemp()
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for line in newfile:
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if line == end_mark:
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emit("\n".join(output))
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emitted = True
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emit(line)
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if not emitted:
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emit(start_mark)
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emit("\n".join(output))
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emit(end_mark)
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os.close(fd)
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shutil.copy(path,if_filename)
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os.chmod(if_filename,0o644)
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#print("TMPFILE is at: " + path)
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#print("Copied file is at: " + if_filename)
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try:
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retcode = subprocess.call("ifdown "+basename , shell=True)
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if retcode < 0:
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print("Child was terminated by signal", -retcode, file=sys.stderr)
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else:
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print("Child returned", retcode, file=sys.stderr)
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except OSError as e:
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print("Execution failed:", e, file=sys.stderr)
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try:
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retcode = subprocess.call("ifup "+basename , shell=True)
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if retcode < 0:
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print("Child was terminated by signal", -retcode, file=sys.stderr)
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else:
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print("Child returned", retcode, file=sys.stderr)
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except OSError as e:
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print("Execution failed:", e, file=sys.stderr)
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