2 # -*- coding: utf-8 -*-
4 # Copyright (C) 2015 - Michael Jeanson <mjeanson@efficios.com>
5 # Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 """ This script is used to generate a yaml list of kernel version tag """
27 from distutils
.version
import Version
31 class KernelVersion(Version
):
32 """ Kernel version class """
34 re26
= re
.compile(r
'^(2\.\d+) \. (\d+) (\. (\d+))? (\-rc(\d+))?$',
36 re30
= re
.compile(r
'^(\d+) \. (\d+) (\. (\d+))? (\-rc(\d+))?$', re
.VERBOSE
)
39 def __init__(self
, vstring
=None):
46 def parse(self
, vstring
):
47 """ Parse version string """
49 self
._vstring
= vstring
51 if self
._vstring
.startswith("2"):
52 match
= self
.re26
.match(self
._vstring
)
54 match
= self
.re30
.match(self
._vstring
)
57 raise ValueError("invalid version number '%s'" % self
._vstring
)
59 (major
, minor
, patch
, rc_num
) = match
.group(1, 2, 4, 6)
61 major
= int(float(major
) * 10)
64 self
._version
= tuple(map(int, [major
, minor
, patch
]))
66 self
._version
= tuple(map(int, [major
, minor
])) + (0,)
69 self
._rc
= int(rc_num
)
75 """ Is this version an RC """
76 return self
._rc
is not None
84 return "KernelVersion ('%s')" % str(self
)
87 def _cmp(self
, other
):
88 if isinstance(other
, str):
89 other
= KernelVersion(other
)
91 if self
._version
!= other
._version
:
92 # numeric versions don't match
93 # prerelease stuff doesn't matter
94 if self
._version
< other
._version
:
100 # case 1: neither has rc; they're equal
101 # case 2: self has rc, other doesn't; other is greater
102 # case 3: self doesn't have rc, other does: self is greater
103 # case 4: both have rc: must compare them!
105 if (not self
._rc
and not other
._rc
):
107 elif (self
._rc
and not other
._rc
):
109 elif (not self
._rc
and other
._rc
):
111 elif (self
._rc
and other
._rc
):
112 if self
._rc
== other
._rc
:
114 elif self
._rc
< other
._rc
:
119 assert False, "never get here"
125 kernel_cutoff
= KernelVersion("2.6.36")
126 kernel_git
= "git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git"
127 kernel_path
= os
.getcwd() + "/kernel"
129 parser
= argparse
.ArgumentParser()
130 parser
.add_argument("--kernel-path", help="The location of the kernel. Default to the currentdir/linux")
131 parser
.add_argument("--kernel-git-remote", help="The git url of the kernel. Default to git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git")
132 parser
.add_argument("--kernel-cutoff", help="The lower bersion cutoff in X.X.X format. Default to 2.6.36")
133 args
= parser
.parse_args()
136 kernel_path
= args
.kernel_path
137 if args
.kernel_git_remote
:
138 kernel_git
= args
.kernel_git_remote
139 if args
.kernel_cutoff
:
140 kernel_cutoff
= KernelVersion(args
.kernel_cutoff
)
142 # Open or create the local repository
143 if os
.path
.isdir(kernel_path
):
144 linux_repo
= Repo(kernel_path
)
146 linux_repo
= Repo
.clone_from(kernel_git
, kernel_path
)
149 linux_repo
.remote().pull()
151 # First get all valid versions
152 for tag
in linux_repo
.tags
:
154 version
= KernelVersion(tag
.name
.lstrip('v'))
156 # Add only those who are superior to the cutoff version
157 if version
>= kernel_cutoff
:
158 versions
.append(version
)
163 # Sort the list by version order
166 # Keep only one rc if it's the latest version
168 for version
in reversed(versions
):
169 if version
.isrc() and not last
:
170 versions
.remove(version
)
173 #for version in versions:
179 for version
in versions
:
180 yversions
.append(version
.__str
__())
182 print(yaml
.dump(yversions
, default_flow_style
=False))
187 if __name__
== "__main__":
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