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1 #!/bin/bash
2
3 # kmodtool - Helper script for building kernel module RPMs
4 # Copyright (c) 2003-2012 Ville Skyttä <ville.skytta@iki.fi>,
5 # Thorsten Leemhuis <fedora@leemhuis.info>
6 # Nicolas Chauvet <kwizart@gmail.com>
7 #
8 # Permission is hereby granted, free of charge, to any person obtaining
9 # a copy of this software and associated documentation files (the
10 # "Software"), to deal in the Software without restriction, including
11 # without limitation the rights to use, copy, modify, merge, publish,
12 # distribute, sublicense, and/or sell copies of the Software, and to
13 # permit persons to whom the Software is furnished to do so, subject to
14 # the following conditions:
15 #
16 # The above copyright notice and this permission notice shall be
17 # included in all copies or substantial portions of the Software.
18 #
19 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
23 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
24 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
25 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26
27 shopt -s extglob
28
29 myprog="kmodtool-${repo}"
30 myver="0.12.1"
31
32 kmodname=
33 build_kernels="current"
34 kernels_known_variants=
35 kernel_versions=
36 kernel_versions_to_build_for=
37 prefix=
38 filterfile=
39 target=
40 buildroot=
41
42 error_out()
43 {
44 local errorlevel=${1}
45 shift
46 echo "Error: $@" >&2
47 # the next line is not multi-line safe -- not needed *yet*
48 echo "%global kmodtool_check echo \"kmodtool error: $@\"; exit ${errorlevel};"
49 exit ${errorlevel}
50 }
51
52 print_rpmtemplate_header()
53 {
54 echo
55 echo '%global kmodinstdir_prefix '${prefix}/lib/modules/
56 echo '%global kmodinstdir_postfix '/extra/${kmodname}/
57 echo '%global kernel_versions '${kernel_versions}
58 echo
59 }
60
61 print_akmodtemplate ()
62 {
63 echo
64 cat <<EOF
65
66 %global akmod_install mkdir -p \$RPM_BUILD_ROOT/%{_usrsrc}/akmods/; \\\
67 LANG=C rpmbuild --define "_sourcedir %{_sourcedir}" \\\
68 --define "_srcrpmdir \$RPM_BUILD_ROOT/%{_usrsrc}/akmods/" \\\
69 -bs --nodeps %{_specdir}/%{name}.spec ; \\\
70 ln -s \$(ls \$RPM_BUILD_ROOT/%{_usrsrc}/akmods/) \$RPM_BUILD_ROOT/%{_usrsrc}/akmods/${kmodname}-kmod.latest
71
72 %package -n akmod-${kmodname}
73 Summary: Akmod package for ${kmodname} kernel module(s)
74 Group: System Environment/Kernel
75 Requires: kmodtool
76 Requires: akmods
77 %{?AkmodsBuildRequires:Requires: %{AkmodsBuildRequires}}
78 # same requires and provides as a kmods package would have
79 Requires: ${kmodname}-kmod-common >= %{?epoch:%{epoch}:}%{version}
80 Provides: ${kmodname}-kmod = %{?epoch:%{epoch}:}%{version}-%{release}
81 EOF
82
83 if [[ ${obsolete_name} ]]; then
84 echo "Provides: akmod-${obsolete_name} = ${obsolete_version}"
85 echo "Obsoletes: akmod-${obsolete_name} < ${obsolete_version}"
86 fi
87
88 cat <<EOF
89
90 %description -n akmod-${kmodname}
91 This package provides the akmod package for the ${kmodname} kernel modules.
92
93 %posttrans -n akmod-${kmodname}
94 nohup ${prefix}/sbin/akmods --from-akmod-posttrans --akmod ${kmodname} &> /dev/null &
95
96 %files -n akmod-${kmodname}
97 %defattr(-,root,root,-)
98 %{_usrsrc}/akmods/*
99
100 EOF
101 }
102
103 print_akmodmeta ()
104 {
105 cat <<EOF
106 %package -n kmod-${kmodname}
107 Summary: Metapackage which tracks in ${kmodname} kernel module for newest kernel${dashvariant}
108 Group: System Environment/Kernel
109
110 Provides: ${kmodname}-kmod = %{?epoch:%{epoch}:}%{version}-%{release}
111 Provides: kmod-${kmodname}-xen = %{?epoch:%{epoch}:}%{version}-%{release}
112 Provides: kmod-${kmodname}-smp = %{?epoch:%{epoch}:}%{version}-%{release}
113 Provides: kmod-${kmodname}-PAE = %{?epoch:%{epoch}:}%{version}-%{release}
114 Requires: akmod-${kmodname} = %{?epoch:%{epoch}:}%{version}-%{release}
115 EOF
116
117 if [[ ${obsolete_name} ]]; then
118 echo "Provides: kmod-${obsolete_name} = ${obsolete_version}"
119 echo "Obsoletes: kmod-${obsolete_name} < ${obsolete_version}"
120 fi
121 cat <<EOF
122
123 %description -n kmod-${kmodname}${dashvariant}
124 This is a meta-package without payload which sole purpose is to require the
125 ${kmodname} kernel module(s) for the newest kernel${dashvariant},
126 to make sure you get it together with a new kernel.
127
128 %files -n kmod-${kmodname}${dashvariant}
129 %defattr(644,root,root,755)
130 EOF
131 }
132
133 print_rpmtemplate_per_kmodpkg ()
134 {
135 if [[ "${1}" == "--custom" ]]; then
136 shift
137 local customkernel=true
138 elif [[ "${1}" == "--redhat" ]]; then
139 # this is needed for akmods
140 shift
141 local redhatkernel=true
142 fi
143
144 local kernel_uname_r=${1}
145 local kernel_variant="${2:+-${2}}"
146
147 # first part
148 cat <<EOF
149 %package -n kmod-${kmodname}-${kernel_uname_r}
150 Summary: ${kmodname} kernel module(s) for ${kernel_uname_r}
151 Group: System Environment/Kernel
152 Provides: kernel-modules-for-kernel = ${kernel_uname_r}
153 Provides: kmod-${kmodname}-uname-r = ${kernel_uname_r}
154 Provides: ${kmodname}-kmod = %{?epoch:%{epoch}:}%{version}-%{release}
155 Requires: ${kmodname}-kmod-common >= %{?epoch:%{epoch}:}%{version}
156 Requires(post): ${prefix}/sbin/depmod
157 Requires(postun): ${prefix}/sbin/depmod
158 EOF
159
160 if [[ ${obsolete_name} ]]; then
161 echo "Provides: kmod-${obsolete_name}-${kernel_uname_r} = ${obsolete_version}"
162 echo "Obsoletes: kmod-${obsolete_name}-${kernel_uname_r} < ${obsolete_version}"
163 fi
164
165 # second part
166 if [[ ! "${customkernel}" ]]; then
167 cat <<EOF
168 Requires: kernel-uname-r = ${kernel_uname_r}
169 BuildRequires: kernel-devel-uname-r = ${kernel_uname_r}
170 %{?KmodsRequires:Requires: %{KmodsRequires}-uname-r = ${kernel_uname_r}}
171 %{?KmodsRequires:BuildRequires: %{KmodsRequires}-uname-r = ${kernel_uname_r}}
172 %post -n kmod-${kmodname}-${kernel_uname_r}
173 ${prefix}/sbin/depmod -aeF /boot/System.map-${kernel_uname_r} ${kernel_uname_r} > /dev/null || :
174 %postun -n kmod-${kmodname}-${kernel_uname_r}
175 ${prefix}/sbin/depmod -aF /boot/System.map-${kernel_uname_r} ${kernel_uname_r} &> /dev/null || :
176
177 EOF
178 else
179 cat <<EOF
180 %post -n kmod-${kmodname}-${kernel_uname_r}
181 [[ "$(uname -r)" == "${kernel_uname_r}" ]] && ${prefix}/sbin/depmod -a > /dev/null || :
182 %postun -n kmod-${kmodname}-${kernel_uname_r}
183 [[ "$(uname -r)" == "${kernel_uname_r}" ]] && ${prefix}/sbin/depmod -a > /dev/null || :
184
185 EOF
186 fi
187
188 # third part
189 cat <<EOF
190 %description -n kmod-${kmodname}-${kernel_uname_r}
191 This package provides the ${kmodname} kernel modules built for the Linux
192 kernel ${kernel_uname_r} for the %{_target_cpu} family of processors.
193 %files -n kmod-${kmodname}-${kernel_uname_r}
194 %defattr(644,root,root,755)
195 %dir $prefix/lib/modules/${kernel_uname_r}/extra
196 ${prefix}/lib/modules/${kernel_uname_r}/extra/${kmodname}/
197
198
199 EOF
200 }
201
202 print_rpmtemplate_kmoddevelpkg ()
203 {
204 if [[ "${1}" == "--custom" ]]; then
205 shift
206 local customkernel=true
207 elif [[ "${1}" == "--redhat" ]]; then
208 shift
209 local redhatkernel=true
210 fi
211
212 local kernel_uname_r=${1}
213
214 cat <<EOF
215 %package -n kmod-${kmodname}-devel
216 Summary: ${kmodname} kernel module(s) devel common
217 Group: System Environment/Kernel
218 Provides: ${kmodname}-devel-kmod = %{?epoch:%{epoch}:}%{version}-%{release}
219 EOF
220
221 if [[ ! ${customkernel} ]] && [[ ! ${redhatkernel} ]]; then
222 echo "Requires: kmod-${kmodname}-devel-${kernel_uname_r} >= %{?epoch:%{epoch}:}%{version}-%{release}"
223 fi
224
225 if [[ ${obsolete_name} ]]; then
226 echo "Provides: kmod-${obsolete_name}-devel = ${obsolete_version}"
227 echo "Obsoletes: kmod-${obsolete_name}-devel < ${obsolete_version}"
228 fi
229
230 cat <<EOF
231 %description -n kmod-${kmodname}-devel
232 This package provides the common header files to build kernel modules
233 which depend on the ${kmodname} kernel module. It may optionally require
234 the ${kmodname}-devel-<kernel> objects for the newest kernel.
235
236 %files -n kmod-${kmodname}-devel
237 %defattr(644,root,root,755)
238 %{_usrsrc}/${kmodname}-%{version}
239 EOF
240
241 for kernel in ${1}; do
242 local kernel_uname_r=${kernel}
243 echo "%exclude %{_usrsrc}/${kmodname}-%{version}/${kernel_uname_r}"
244 done
245
246 echo
247 echo
248 }
249
250 print_rpmtemplate_per_kmoddevelpkg ()
251 {
252 if [[ "${1}" == "--custom" ]]; then
253 shift
254 local customkernel=true
255 elif [[ "${1}" == "--redhat" ]]; then
256 # this is needed for akmods
257 shift
258 local redhatkernel=true
259 fi
260
261 local kernel_uname_r=${1}
262 local kernel_variant="${2:+-${2}}"
263
264 # first part
265 cat <<EOF
266 %package -n kmod-${kmodname}-devel-${kernel_uname_r}
267 Summary: ${kmodname} kernel module(s) devel for ${kernel_uname_r}
268 Group: System Environment/Kernel
269 Provides: kernel-objects-for-kernel = ${kernel_uname_r}
270 Provides: ${kmodname}-devel-kmod = %{?epoch:%{epoch}:}%{version}-%{release}
271 Provides: kmod-${kmodname}-devel-uname-r = ${kernel_uname_r}
272 EOF
273
274 if [[ ${obsolete_name} ]]; then
275 echo "Provides: kmod-${obsolete_name}-devel-${kernel_uname_r} = ${obsolete_version}"
276 echo "Obsoletes: kmod-${obsolete_name}-devel-${kernel_uname_r} < ${obsolete_version}"
277 fi
278
279 # second part
280 if [[ ! "${customkernel}" ]]; then
281 cat <<EOF
282 Requires: kernel-devel-uname-r = ${kernel_uname_r}
283 BuildRequires: kernel-devel-uname-r = ${kernel_uname_r}
284 %{?KmodsDevelRequires:Requires: %{KmodsDevelRequires}-uname-r = ${kernel_uname_r}}
285 %{?KmodsDevelRequires:BuildRequires: %{KmodsDevelRequires}-uname-r = ${kernel_uname_r}}
286 EOF
287 fi
288
289 # third part
290 cat <<EOF
291 %description -n kmod-${kmodname}-devel-${kernel_uname_r}
292 This package provides objects and symbols required to build kernel modules
293 which depend on the ${kmodname} kernel modules built for the Linux
294 kernel ${kernel_uname_r} for the %{_target_cpu} family of processors.
295 %files -n kmod-${kmodname}-devel-${kernel_uname_r}
296 %defattr(644,root,root,755)
297 %{_usrsrc}/${kmodname}-%{version}/${kernel_uname_r}
298
299
300 EOF
301 }
302
303 print_rpmtemplate_kmodmetapkg ()
304 {
305 local kernel_uname_r=${1}
306 local kernel_variant="${2:+-${2}}"
307
308 cat <<EOF
309 %package -n kmod-${kmodname}${kernel_variant}
310 Summary: Metapackage which tracks in ${kmodname} kernel module for newest kernel${kernel_variant}
311 Group: System Environment/Kernel
312
313 Provides: ${kmodname}-kmod = %{?epoch:%{epoch}:}%{version}-%{release}
314 Requires: kmod-${kmodname}-${kernel_uname_r} >= %{?epoch:%{epoch}:}%{version}-%{release}
315 %{?KmodsMetaRequires:Requires: %{?KmodsMetaRequires}}
316 EOF
317
318 if [[ ${obsolete_name} ]]; then
319 echo "Provides: kmod-${obsolete_name}${kernel_variant} = ${obsolete_version}"
320 echo "Obsoletes: kmod-${obsolete_name}${kernel_variant} < ${obsolete_version}"
321 fi
322
323 cat <<EOF
324
325 %description -n kmod-${kmodname}${kernel_variant}
326 This is a meta-package without payload which sole purpose is to require the
327 ${kmodname} kernel module(s) for the newest kernel${kernel_variant}.
328 to make sure you get it together with a new kernel.
329
330 %files -n kmod-${kmodname}${kernel_variant}
331 %defattr(644,root,root,755)
332
333
334 EOF
335 }
336
337 print_customrpmtemplate ()
338 {
339 for kernel in ${1}
340 do
341 if [[ -e "${buildroot}/usr/src/kernels/${kernel}" ]] ; then
342 # this looks like a Fedora/RH kernel -- print a normal template (which includes the proper BR) and be happy :)
343 kernel_versions="${kernel_versions}${kernel}___${buildroot}%{_usrsrc}/kernels/${kernel} "
344
345 # parse kernel versions string and print template
346 local kernel_verrelarch=${kernel%%${kernels_known_variants}}
347 print_rpmtemplate_per_kmodpkg --redhat ${kernel} ${kernel##${kernel_verrelarch}}
348
349 # create development package
350 if [[ "${devel}" ]]; then
351 # create devel package including common headers
352 print_rpmtemplate_kmoddevelpkg --redhat ${kernel} ${kernel##${kernel_verrelarch}}
353
354 # create devel package
355 print_rpmtemplate_per_kmoddevelpkg --redhat ${kernel} ${kernel##${kernel_verrelarch}}
356 fi
357 elif [[ -e ${prefix}/lib/modules/"${kernel}"/build/Makefile ]] ; then
358 # likely a user-build-kernel with available buildfiles
359 # fixme: we should check if uname from Makefile is the same as ${kernel}
360
361 kernel_versions="${kernel_versions}${kernel}___${prefix}/lib/modules/${kernel}/build/ "
362 print_rpmtemplate_per_kmodpkg --custom "${kernel}"
363
364 # create development package
365 if [[ "${devel}" ]]; then
366 # create devel package including common headers
367 print_rpmtemplate_kmoddevelpkg --custom "${kernel}"
368
369 # create devel package
370 print_rpmtemplate_per_kmoddevelpkg --custom "${kernel}"
371 fi
372 else
373 error_out 2 "Don't know how to handle ${kernel} -- ${prefix}/lib/modules/${kernel}/build/Makefile not found"
374 fi
375 done
376
377 # well, it's no header anymore, but who cares ;-)
378 print_rpmtemplate_header
379 }
380
381
382 print_rpmtemplate ()
383 {
384 # create kernel_versions var
385 for kernel_version in ${kernel_versions_to_build_for}
386 do
387 kernel_versions="${kernel_versions}${kernel_version}___%{_usrsrc}/kernels/${kernel_version} "
388 done
389
390 # and print it and some other required stuff as macro
391 print_rpmtemplate_header
392
393 # now print the packages itselfs
394 for kernel in ${kernel_versions_to_build_for} ; do
395
396 local kernel_verrelarch=${kernel%%${kernels_known_variants}}
397
398 # create metapackage
399 print_rpmtemplate_kmodmetapkg ${kernel} ${kernel##${kernel_verrelarch}}
400
401 # create package
402 print_rpmtemplate_per_kmodpkg ${kernel} ${kernel##${kernel_verrelarch}}
403
404 if [[ "${devel}" ]]; then
405 # create devel package including common headers
406 print_rpmtemplate_kmoddevelpkg ${kernel} ${kernel##${kernel_verrelarch}}
407
408 # create devel package
409 print_rpmtemplate_per_kmoddevelpkg ${kernel} ${kernel##${kernel_verrelarch}}
410 fi
411 done
412 }
413
414 myprog_help ()
415 {
416 echo "Usage: $(basename ${0}) [OPTIONS]"
417 echo $'\n'"Creates a template to be used during kmod building"
418 echo $'\n'"Available options:"
419 echo " --filterfile <file> -- filter the results with grep --file <file>"
420 echo " --for-kernels <list> -- created templates only for these kernels"
421 echo " --kmodname <file> -- name of the kmod (required)"
422 echo " --devel -- make kmod-devel package"
423 echo " --noakmod -- no akmod package"
424 echo " --repo <name> -- use buildsys-build-<name>-kerneldevpkgs"
425 echo " --target <arch> -- target-arch (required)"
426 echo " --buildroot <dir> -- Build root (place to look for build files)"
427 }
428
429 while [ "${1}" ] ; do
430 case "${1}" in
431 --filterfile)
432 shift
433 if [[ ! "${1}" ]] ; then
434 error_out 2 "Please provide path to a filter-file together with --filterfile" >&2
435 elif [[ ! -e "${1}" ]]; then
436 error_out 2 "Filterfile ${1} not found" >&2
437 fi
438 filterfile="${1}"
439 shift
440 ;;
441 --kmodname)
442 shift
443 if [[ ! "${1}" ]] ; then
444 error_out 2 "Please provide the name of the kmod together with --kmodname" >&2
445 fi
446 # strip pending -kmod
447 kmodname="${1%%-kmod}"
448 shift
449 ;;
450 --devel)
451 shift
452 devel="true"
453 ;;
454 --prefix)
455 shift
456 if [[ ! "${1}" ]] ; then
457 error_out 2 "Please provide a prefix with --prefix" >&2
458 fi
459 prefix="${1}"
460 shift
461 ;;
462 --repo)
463 shift
464 if [[ ! "${1}" ]] ; then
465 error_out 2 "Please provide the name of the repo together with --repo" >&2
466 fi
467 repo=${1}
468 shift
469 ;;
470 --for-kernels)
471 shift
472 if [[ ! "${1}" ]] ; then
473 error_out 2 "Please provide the name of the kmod together with --kmodname" >&2
474 fi
475 for_kernels="${1}"
476 shift
477 ;;
478 --noakmod)
479 shift
480 noakmod="true"
481 ;;
482 --obsolete-name)
483 shift
484 if [[ ! "${1}" ]] ; then
485 error_out 2 "Please provide the name of the kmod to obsolte together with --obsolete-name" >&2
486 fi
487 obsolete_name="${1}"
488 shift
489 ;;
490 --obsolete-version)
491 shift
492 if [[ ! "${1}" ]] ; then
493 error_out 2 "Please provide the version of the kmod to obsolte together with --obsolete-version" >&2
494 fi
495 obsolete_version="${1}"
496 shift
497 ;;
498 --target)
499 shift
500 target="${1}"
501 shift
502 ;;
503 --akmod)
504 shift
505 build_kernels="akmod"
506 ;;
507 --newest)
508 shift
509 build_kernels="newest"
510 ;;
511 --current)
512 shift
513 build_kernels="current"
514 ;;
515 --buildroot)
516 shift
517 buildroot="${1}"
518 shift
519 ;;
520 --help)
521 myprog_help
522 exit 0
523 ;;
524 --version)
525 echo "${myprog} ${myver}"
526 exit 0
527 ;;
528 *)
529 echo "Error: Unknown option '${1}'." >&2
530 usage >&2
531 exit 2
532 ;;
533 esac
534 done
535
536 if [[ -e ./kmodtool-kernel-variants ]]; then
537 kernels_known_variants="$(cat ./kmodtool-kernel-variants)"
538 elif [[ -e /usr/share/kmodtool/kernel-variants ]] ; then
539 kernels_known_variants="$(cat /usr/share/kmodtool/kernel-variants)"
540 else
541 kernels_known_variants="@(smp?(-debug)|PAE?(-debug)|debug|kdump|xen|kirkwood|highbank|imx|omap|tegra)"
542 fi
543
544 # general sanity checks
545 if [[ ! "${target}" ]]; then
546 error_out 2 "please pass target arch with --target"
547 elif [[ ! "${kmodname}" ]]; then
548 error_out 2 "please pass kmodname with --kmodname"
549 elif [[ ! "${kernels_known_variants}" ]] ; then
550 error_out 2 "could not determine known variants"
551 elif ( [[ "${obsolete_name}" ]] && [[ ! "${obsolete_version}" ]] ) || ( [[ ! "${obsolete_name}" ]] && [[ "${obsolete_version}" ]] ) ; then
552 error_out 2 "you need to provide both --obsolete-name and --obsolete-version"
553 fi
554
555 # go
556 if [[ "${for_kernels}" ]]; then
557 # this is easy:
558 print_customrpmtemplate "${for_kernels}"
559 elif [[ "${build_kernels}" == "akmod" ]]; then
560 # do only a akmod package
561 print_akmodtemplate
562 print_akmodmeta
563 else
564 # seems we are on out own to decide for which kernels to build
565
566 # we need more sanity checks in this case
567 if [[ ! "${repo}" ]]; then
568 error_out 2 "please provide repo name with --repo"
569 elif ! $(which buildsys-build-${repo}-kerneldevpkgs &> /dev/null) ; then
570 error_out 2 "buildsys-build-${repo}-kerneldevpkgs not found"
571 fi
572
573 # call buildsys-build-${repo}-kerneldevpkgs to get the list of kernels
574 cmdoptions="--target ${target}"
575
576 # filterfile to filter list of kernels?
577 if [[ "${filterfile}" ]] ; then
578 cmdoptions="${cmdoptions} --filterfile ${filterfile}"
579 fi
580
581 kernel_versions_to_build_for="$(buildsys-build-${repo}-kerneldevpkgs --${build_kernels} ${cmdoptions})"
582 returncode=$?
583 if (( ${returncode} != 0 )); then
584 error_out 2 "buildsys-build-${repo}-kerneldevpkgs failed: $(buildsys-build-${repo}-kerneldevpkgs --${build_kernels} ${cmdoptions})"
585 fi
586
587 if [[ "${build_kernels}" == "current" ]] && [[ ! "${noakmod}" ]]; then
588 print_akmodtemplate
589 fi
590
591 print_rpmtemplate
592 fi