8
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- initial package 4.042

* a lot of changes, see Changes

OBS-URL: https://build.opensuse.org/package/show/devel:languages:perl/perl-NetAddr-IP?expand=0&rev=16
This commit is contained in:
Stephan Kulow
2011-03-31 08:51:59 +00:00
committed by Git OBS Bridge
parent 11361d961a
commit 9e809f89fb
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version https://git-lfs.github.com/spec/v1
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size 115022

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version https://git-lfs.github.com/spec/v1
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-------------------------------------------------------------------
Thu Mar 31 08:47:06 UTC 2011 - coolo@novell.com
- initial package 4.042
* a lot of changes, see Changes
------------------------------------------------------------------- -------------------------------------------------------------------
Wed Dec 1 13:34:02 UTC 2010 - coolo@novell.com Wed Dec 1 13:34:02 UTC 2010 - coolo@novell.com

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# #
# spec file for package perl-NetAddr-IP (Version 4.030) # spec file for package perl-NetAddr-IP (Version 4.042)
# #
# Copyright (c) 2010 SUSE LINUX Products GmbH, Nuernberg, Germany. # Copyright (c) 2010 SUSE LINUX Products GmbH, Nuernberg, Germany.
# #
@@ -15,44 +15,618 @@
# Please submit bugfixes or comments via http://bugs.opensuse.org/ # Please submit bugfixes or comments via http://bugs.opensuse.org/
# #
# norootforbuild
%bcond_with pod
Name: perl-NetAddr-IP Name: perl-NetAddr-IP
%define cpan_name NetAddr-IP Version: 4.042
Summary: Manages IPv4 and IPv6 addresses and subnets
Version: 4.030
Release: 1 Release: 1
License: CHECK(GPL+ or Artistic) License: CHECK(GPL+ or Artistic)
Group: Development/Libraries/Perl %define cpan_name NetAddr-IP
Summary: Manages IPv4 and IPv6 addresses and subnets
Url: http://search.cpan.org/dist/NetAddr-IP/ Url: http://search.cpan.org/dist/NetAddr-IP/
#Source: http://www.cpan.org/modules/by-module/NetAddr/NetAddr-IP-%{version}.tar.gz Group: Development/Libraries/Perl
Source: %{cpan_name}-%{version}.tar.bz2 #Source: http://www.cpan.org/authors/id/M/MI/MIKER/NetAddr-IP-%{version}.tar.gz
Source: %{cpan_name}-%{version}.tar.gz
BuildRoot: %{_tmppath}/%{name}-%{version}-build BuildRoot: %{_tmppath}/%{name}-%{version}-build
%{perl_requires}
BuildRequires: perl BuildRequires: perl
BuildRequires: perl-macros BuildRequires: perl-macros
%if %{with pod} %{perl_requires}
BuildRequires: perl(Test::Pod)
BuildRequires: perl(Pod::Coverage)
%endif
%description %description
This module provides an object-oriented abstraction on top of IP addresses This module provides an object-oriented abstraction on top of IP addresses
or IP subnets, that allows for easy manipulations. Version 4.xx of or IP subnets, that allows for easy manipulations. Version 4.xx of
NetAdder::IP will will work older versions of Perl and does not use NetAdder::IP will will work older versions of Perl and does *not* use
Math::BigInt as in previous versions. Math::BigInt as in previous versions.
Authors: The internal representation of all IP objects is in 128 bit IPv6 notation.
-------- IPv4 and IPv6 objects may be freely mixed.
Luis E. Munoz <luismunoz@cpan.org>
Overloaded Operators
Many operators have been overloaded, as described below:
* *Assignment ('=')*
Has been optimized to copy one NetAddr::IP object to another very
quickly.
* *'->copy()'*
The *assignment ('=')* operation is only put in to operation when the
copied object is further mutated by another overloaded operation. See
the overload manpage *SPECIAL SYMBOLS FOR "use overload"* for
details.
*'->copy()'* actually creates a new object when called.
* *Stringification*
An object can be used just as a string. For instance, the following
code
my $ip = new NetAddr::IP '192.168.1.123';
print "$ip\n";
Will print the string 192.168.1.123/32.
* *Equality*
You can test for equality with either 'eq' or '=='. 'eq' allows the
comparison with arbitrary strings as well as NetAddr::IP objects. The
following example:
if (NetAddr::IP->new('127.0.0.1','255.0.0.0') eq '127.0.0.1/8')
{ print "Yes\n"; }
Will print out "Yes".
Comparison with '==' requires both operands to be NetAddr::IP
objects.
In both cases, a true value is returned if the CIDR representation of
the operands is equal.
* *Comparison via >, <, >=, <=, <=> and 'cmp'*
Internally, all network objects are represented in 128 bit format.
The numeric representation of the network is compared through the
corresponding operation. Comparisons are tried first on the address
portion of the object and if that is equal then the NUMERIC cidr
portion of the masks are compared. This leads to the counterintuitive
result that
/24 > /16
Comparison should not be done on netaddr objects with different CIDR
as this may produce indeterminate - unexpected results, rather the
determination of which netblock is larger or smaller should be done
by comparing
$ip1->masklen <=> $ip2->masklen
* *Addition of a constant ('+')*
Add a 32 bit signed constant to the address part of a NetAddr object.
This operation changes the address part to point so many hosts above
the current objects start address. For instance, this code:
print NetAddr::IP::Lite->new('127.0.0.1') + 5;
will output 127.0.0.6/8. The address will wrap around at the
broadcast back to the network address. This code:
print NetAddr::IP::Lite->new('10.0.0.1/24') + 255;
outputs 10.0.0.0/24.
Returns the the unchanged object when the constant is missing or out
of range.
2147483647 <= constant >= -2147483648
* *Subtraction of a constant ('-')*
The complement of the addition of a constant.
* *Difference ('-')*
Returns the difference between the address parts of two
NetAddr::IP::Lite objects address parts as a 32 bit signed number.
Returns *undef* if the difference is out of range.
(See range restrictions on Addition above)
* *Auto-increment*
Auto-incrementing a NetAddr::IP object causes the address part to be
adjusted to the next host address within the subnet. It will wrap at
the broadcast address and start again from the network address.
* *Auto-decrement*
Auto-decrementing a NetAddr::IP object performs exactly the opposite
of auto-incrementing it, as you would expect.
Serializing and Deserializing
This module defines hooks to collaborate with the Storable manpage for
serializing 'NetAddr::IP' objects, through compact and human readable
strings. You can revert to the old format by invoking this module as
use NetAddr::IP ':old_storable';
You must do this if you have legacy data files containing NetAddr::IP
objects stored using the the Storable manpage module.
Methods
* '->new([$addr, [ $mask|IPv6 ]])'
* '->new6([$addr, [ $mask]])'
* '->new_no([$addr, [ $mask]])'
* '->new_from_aton($netaddr)'
* new_cis and new_cis6 are DEPRECATED
* '->new_cis("$addr $mask)'
* '->new_cis6("$addr $mask)'
The first two methods create a new address with the supplied address
in '$addr' and an optional netmask '$mask', which can be omitted to
get a /32 or /128 netmask for IPv4 / IPv6 addresses respectively.
The third method 'new_no' is exclusively for IPv4 addresses and
filters improperly formatted dot quad strings for leading 0's that
would normally be interpreted as octal format by NetAddr per the
specifications for inet_aton.
*new_from_aton* takes a packed IPv4 address and assumes a /32 mask.
This function replaces the DEPRECATED :aton functionality which is
fundamentally broken.
The last two methods *new_cis* and *new_cis6* differ from *new* and
*new6* only in that they except the common Cisco address notation for
address/mask pairs with a *space* as a separator instead of a slash
(/)
These methods are DEPRECATED because the functionality is now
included in the other "new" methods
i.e. ->new_cis('1.2.3.0 24')
or
->new_cis6('::1.2.3.0 120')
'->new6' and '->new_cis6' mark the address as being in ipV6 address
space even if the format would suggest otherwise.
i.e. ->new6('1.2.3.4') will result in ::102:304
addresses submitted to ->new in ipV6 notation will
remain in that notation permanently. i.e.
->new('::1.2.3.4') will result in ::102:304
whereas new('1.2.3.4') would print out as 1.2.3.4
See "STRINGIFICATION" below.
'$addr' can be almost anything that can be resolved to an IP address
in all the notations I have seen over time. It can optionally contain
the mask in CIDR notation.
*prefix* notation is understood, with the limitation that the range
specified by the prefix must match with a valid subnet.
Addresses in the same format returned by 'inet_aton' or
'gethostbyname' can also be understood, although no mask can be
specified for them. The default is to not attempt to recognize this
format, as it seems to be seldom used.
To accept addresses in that format, invoke the module as in
use NetAddr::IP ':aton'
If called with no arguments, 'default' is assumed.
'$addr' can be any of the following and possibly more...
n.n
n.n/mm
n.n.n
n.n.n/mm
n.n.n.n
n.n.n.n/mm 32 bit cidr notation
n.n.n.n/m.m.m.m
loopback, localhost, broadcast, any, default
x.x.x.x/host
0xABCDEF, 0b111111000101011110, (a bcd number)
a netaddr as returned by 'inet_aton'
Any RFC1884 notation
::n.n.n.n
::n.n.n.n/mmm 128 bit cidr notation
::n.n.n.n/::m.m.m.m
::x:x
::x:x/mmm
x:x:x:x:x:x:x:x
x:x:x:x:x:x:x:x/mmm
x:x:x:x:x:x:x:x/m:m:m:m:m:m:m:m any RFC1884 notation
loopback, localhost, unspecified, any, default
::x:x/host
0xABCDEF, 0b111111000101011110 within the limits
of perl's number resolution
123456789012 a 'big' bcd number i.e. Math::BigInt
If called with no arguments, 'default' is assumed.
* '->broadcast()'
Returns a new object referring to the broadcast address of a given
subnet. The broadcast address has all ones in all the bit positions
where the netmask has zero bits. This is normally used to address all
the hosts in a given subnet.
* '->network()'
Returns a new object referring to the network address of a given
subnet. A network address has all zero bits where the bits of the
netmask are zero. Normally this is used to refer to a subnet.
* '->addr()'
Returns a scalar with the address part of the object as an IPv4 or
IPv6 text string as appropriate. This is useful for printing or for
passing the address part of the NetAddr::IP object to other
components that expect an IP address. If the object is an ipV6
address or was created using ->new6($ip) it will be reported in ipV6
hex format otherwise it will be reported in dot quad format only if
it resides in ipV4 address space.
* '->mask()'
Returns a scalar with the mask as an IPv4 or IPv6 text string as
described above.
* '->masklen()'
Returns a scalar the number of one bits in the mask.
* '->bits()'
Returns the width of the address in bits. Normally 32 for v4 and 128
for v6.
* '->version()'
Returns the version of the address or subnet. Currently this can be
either 4 or 6.
* '->cidr()'
Returns a scalar with the address and mask in CIDR notation. A
NetAddr::IP object _stringifies_ to the result of this function. (see
comments about ->new6() and ->addr() for output formats)
* '->aton()'
Returns the address part of the NetAddr::IP object in the same format
as the 'inet_aton()' or 'ipv6_aton' function respectively. If the
object was created using ->new6($ip), the address returned will
always be in ipV6 format, even for addresses in ipV4 address space.
* '->range()'
Returns a scalar with the base address and the broadcast address
separated by a dash and spaces. This is called range notation.
* '->prefix()'
Returns a scalar with the address and mask in ipV4 prefix
representation. This is useful for some programs, which expect its
input to be in this format. This method will include the broadcast
address in the encoding.
* '->nprefix()'
Just as '->prefix()', but does not include the broadcast address.
* '->numeric()'
When called in a scalar context, will return a numeric representation
of the address part of the IP address. When called in an array
contest, it returns a list of two elements. The first element is as
described, the second element is the numeric representation of the
netmask.
This method is essential for serializing the representation of a
subnet.
* '->wildcard()'
When called in a scalar context, returns the wildcard bits
corresponding to the mask, in dotted-quad or ipV6 format as
applicable.
When called in an array context, returns a two-element array. The
first element, is the address part. The second element, is the
wildcard translation of the mask.
* '->short()'
Returns the address part in a short or compact notation.
(ie, 127.0.0.1 becomes 127.1).
Works with both, V4 and V6.
* '->full()'
Returns the address part in FULL notation for ipV4 and ipV6
respectively.
i.e. for ipV4
0000:0000:0000:0000:0000:0000:127.0.0.1
for ipV6
0000:0000:0000:0000:0000:0000:0000:0000
To force ipV4 addresses into full ipV6 format use:
* '->full6()'
Returns the address part in FULL ipV6 notation
* '$me->contains($other)'
Returns true when '$me' completely contains '$other'. False is
returned otherwise and 'undef' is returned if '$me' and '$other' are
not both 'NetAddr::IP' objects.
* '$me->within($other)'
The complement of '->contains()'. Returns true when '$me' is
completely contained within '$other'.
Note that '$me' and '$other' must be 'NetAddr::IP' objects.
* '->splitref($bits,[optional $bits1,$bits2,...])'
Returns a reference to a list of objects, representing subnets of
'bits' mask produced by splitting the original object, which is left
unchanged. Note that '$bits' must be longer than the original mask in
order for it to be splittable.
ERROR conditions:
->splitref will DIE with the message 'netlimit exceeded'
if the number of return objects exceeds 'netlimit'.
See function 'netlimit' above (default 2**16 or 65536 nets).
->splitref returns undef when C<bits> or the (bits list)
will not fit within the original object.
->splitref returns undef if a supplied ipV4, ipV6, or NetAddr
mask in inappropriately formatted,
*bits* may be a CIDR mask, a dot quad or ipV6 string or a NetAddr::IP
object. If 'bits' is missing, the object is split for into all
available addresses within the ipV4 or ipV6 object ( auto-mask of
CIDR 32, 128 respectively ).
With optional additional 'bits' list, the original object is split
into parts sized based on the list. NOTE: a short list will replicate
the last item. If the last item is too large to for what remains of
the object after splitting off the first parts of the list, a "best
fits" list of remaining objects will be returned based on an
increasing sort of the CIDR values of the 'bits' list.
i.e. my $ip = new NetAddr::IP('192.168.0.0/24');
my $objptr = $ip->split(28, 29, 28, 29, 26);
has split plan 28 29 28 29 26 26 26 28
and returns this list of objects
192.168.0.0/28
192.168.0.16/29
192.168.0.24/28
192.168.0.40/29
192.168.0.48/26
192.168.0.112/26
192.168.0.176/26
192.168.0.240/28
NOTE: that /26 replicates twice beyond the original request and /28
fills the remaining return object requirement.
* '->rsplitref($bits,[optional $bits1,$bits2,...])'
'->rsplitref' is the same as '->splitref' above except that the split
plan is applied to the original object in reverse order.
i.e. my $ip = new NetAddr::IP('192.168.0.0/24');
my @objects = $ip->split(28, 29, 28, 29, 26);
has split plan 28 26 26 26 29 28 29 28
and returns this list of objects
192.168.0.0/28
192.168.0.16/26
192.168.0.80/26
192.168.0.144/26
192.168.0.208/29
192.168.0.216/28
192.168.0.232/29
192.168.0.240/28
* '->split($bits,[optional $bits1,$bits2,...])'
Similar to '->splitref' above but returns the list rather than a list
reference. You may not want to use this if a large number of objects
is expected.
* '->rsplit($bits,[optional $bits1,$bits2,...])'
Similar to '->rsplitref' above but returns the list rather than a
list reference. You may not want to use this if a large number of
objects is expected.
* '->hostenum()'
Returns the list of hosts within a subnet.
ERROR conditions:
->hostenum will DIE with the message 'netlimit exceeded'
if the number of return objects exceeds 'netlimit'.
See function 'netlimit' above (default 2**16 or 65536 nets).
* '->hostenumref()'
Faster version of '->hostenum()', returning a reference to a list.
* '$me->compact($addr1, $addr2, ...)'
* '@compacted_object_list = Compact(@object_list)'
Given a list of objects (including '$me'), this method will compact
all the addresses and subnets into the largest (ie, least specific)
subnets possible that contain exactly all of the given objects.
Note that in versions prior to 3.02, if fed with the same IP subnets
multiple times, these subnets would be returned. From 3.02 on, a more
"correct" approach has been adopted and only one address would be
returned.
Note that '$me' and all '$addr''s must be 'NetAddr::IP' objects.
* '$me->compactref(\@list)'
As usual, a faster version of =item '->compact()' that returns a
reference to a list. Note that this method takes a reference to a
list instead.
Note that '$me' must be a 'NetAddr::IP' object.
* '$me->coalesce($masklen, $number, @list_of_subnets)'
* '$arrayref = Coalesce($masklen,$number,@list_of_subnets)'
Will return a reference to list of 'NetAddr::IP' subnets of
'$masklen' mask length, when '$number' or more addresses from
'@list_of_subnets' are found to be contained in said subnet.
Subnets from '@list_of_subnets' with a mask shorter than '$masklen'
are passed "as is" to the return list.
Subnets from '@list_of_subnets' with a mask longer than '$masklen'
will be counted (actually, the number of IP addresses is counted)
towards '$number'.
Called as a method, the array will include '$me'.
WARNING: the list of subnet must be the same type. i.e ipV4 or ipV6
* '->first()'
Returns a new object representing the first usable IP address within
the subnet (ie, the first host address).
* '->last()'
Returns a new object representing the last usable IP address within
the subnet (ie, one less than the broadcast address).
* '->nth($index)'
Returns a new object representing the _n_-th usable IP address within
the subnet (ie, the _n_-th host address). If no address is available
(for example, when the network is too small for '$index' hosts),
'undef' is returned.
Version 4.00 of NetAddr::IP and version 1.00 of NetAddr::IP::Lite
implements '->nth($index)' and '->num()' exactly as the documentation
states. Previous versions behaved slightly differently and not in a
consistent manner. See the README file for details.
To use the old behavior for '->nth($index)' and '->num()':
use NetAddr::IP::Lite qw(:old_nth);
old behavior:
NetAddr::IP->new('10/32')->nth(0) == undef
NetAddr::IP->new('10/32')->nth(1) == undef
NetAddr::IP->new('10/31')->nth(0) == undef
NetAddr::IP->new('10/31')->nth(1) == 10.0.0.1/31
NetAddr::IP->new('10/30')->nth(0) == undef
NetAddr::IP->new('10/30')->nth(1) == 10.0.0.1/30
NetAddr::IP->new('10/30')->nth(2) == 10.0.0.2/30
NetAddr::IP->new('10/30')->nth(3) == 10.0.0.3/30
Note that in each case, the broadcast address is represented in the
output set and that the 'zero'th index is alway undef except for a
point-to-point /31 or /127 network where there are exactly two
addresses in the network.
new behavior:
NetAddr::IP->new('10/32')->nth(0) == 10.0.0.0/32
NetAddr::IP->new('10.1/32'->nth(0) == 10.0.0.1/32
NetAddr::IP->new('10/31')->nth(0) == 10.0.0.0/32
NetAddr::IP->new('10/31')->nth(1) == 10.0.0.1/32
NetAddr::IP->new('10/30')->nth(0) == 10.0.0.1/30
NetAddr::IP->new('10/30')->nth(1) == 10.0.0.2/30
NetAddr::IP->new('10/30')->nth(2) == undef
Note that a /32 net always has 1 usable address while a /31 has
exactly two usable addresses for point-to-point addressing. The first
index (0) returns the address immediately following the network
address except for a /31 or /127 when it return the network address.
* '->num()'
As of version 4.42 of NetAddr::IP and version 1.27 of
NetAddr::IP::Lite a /31 and /127 with return a net *num* value of 2
instead of 0 (zero) for point-to-point networks.
Version 4.00 of NetAddr::IP and version 1.00 of NetAddr::IP::Lite
return the number of usable IP addresses within the subnet, not
counting the broadcast or network address.
Previous versions worked only for ipV4 addresses, returned a maximum
span of 2**32 and returned the number of IP addresses not counting
the broadcast address. (one greater than the new behavior)
To use the old behavior for '->nth($index)' and '->num()':
use NetAddr::IP::Lite qw(:old_nth);
WARNING:
NetAddr::IP will calculate and return a numeric string for network
ranges as large as 2**128. These values are TEXT strings and perl can
treat them as integers for numeric calculations.
Perl on 32 bit platforms only handles integer numbers up to 2**32 and
on 64 bit platforms to 2**64.
If you wish to manipulate numeric strings returned by NetAddr::IP
that are larger than 2**32 or 2**64, respectively, you must load
additional modules such as Math::BigInt, bignum or some similar
package to do the integer math.
* '->re()'
Returns a Perl regular expression that will match an IP address
within the given subnet. Defaults to ipV4 notation. Will return an
ipV6 regex if the address in not in ipV4 space.
* '->re6()'
Returns a Perl regular expression that will match an IP address
within the given subnet. Always returns an ipV6 regex.
%prep %prep
%setup -q -n %{cpan_name}-%{version} %setup -q -n %{cpan_name}-%{version}
%build %build
%{__perl} Makefile.PL INSTALLDIRS=vendor OPTIMIZE="$RPM_OPT_FLAGS" %{__perl} Makefile.PL INSTALLDIRS=vendor OPTIMIZE="%{optflags}"
%{__make} %{?_smp_mflags} %{__make} %{?_smp_mflags}
%check %check
@@ -64,10 +638,10 @@ Authors:
%perl_gen_filelist %perl_gen_filelist
%clean %clean
%{__rm} -rf $RPM_BUILD_ROOT %{__rm} -rf %{buildroot}
%files -f %{name}.files %files -f %{name}.files
%defattr(-,root,root,-) %defattr(644,root,root,755)
%doc Changes README TODO docs/rfc1884.txt %doc Changes README TODO
%changelog %changelog