Commit | Line | Data |
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5a196804 | 1 | #!/bin/bash -exu |
f3d8604b | 2 | # |
1d5a0a3c | 3 | # Copyright (C) 2016-2019 - Michael Jeanson <mjeanson@efficios.com> |
f3d8604b MJ |
4 | # |
5 | # This program is free software: you can redistribute it and/or modify | |
6 | # it under the terms of the GNU General Public License as published by | |
7 | # the Free Software Foundation, either version 3 of the License, or | |
8 | # (at your option) any later version. | |
9 | # | |
10 | # This program is distributed in the hope that it will be useful, | |
11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | # GNU General Public License for more details. | |
14 | # | |
15 | # You should have received a copy of the GNU General Public License | |
16 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | ||
39961776 MJ |
18 | # Parameters |
19 | arch=${arch:-} | |
20 | cross_arch=${cross_arch:-} | |
21 | ktag=${ktag:-} | |
5a196804 MJ |
22 | kgitrepo=${kgitrepo:-} |
23 | mversion=${mversion:-} | |
24 | mgitrepo=${mgitrepo:-} | |
39961776 MJ |
25 | |
26 | ||
339db64d MJ |
27 | ## FUNCTIONS ## |
28 | ||
f3d8604b MJ |
29 | # Kernel version compare functions |
30 | verlte() { | |
51fa2ab3 | 31 | [ "$1" = "$(printf '%s\n%s' "$1" "$2" | sort -V | head -n1)" ] |
f3d8604b MJ |
32 | } |
33 | ||
34 | verlt() { | |
51fa2ab3 | 35 | [ "$1" = "$2" ] && return 1 || verlte "$1" "$2" |
f3d8604b MJ |
36 | } |
37 | ||
38 | vergte() { | |
51fa2ab3 | 39 | [ "$1" = "$(printf '%s\n%s' "$1" "$2" | sort -V | tail -n1)" ] |
f3d8604b MJ |
40 | } |
41 | ||
42 | vergt() { | |
51fa2ab3 | 43 | [ "$1" = "$2" ] && return 1 || vergte "$1" "$2" |
f3d8604b MJ |
44 | } |
45 | ||
339db64d | 46 | |
5a196804 MJ |
47 | git_clone_modules_sources() { |
48 | mkdir -p "$MODULES_GIT_DIR" | |
49 | git clone --depth=1 -b "${mversion}" "${mgitrepo}" "$MODULES_GIT_DIR" | |
50 | } | |
51 | ||
52 | # Checkout a shallow kernel tree of the specified tag | |
53 | git_clone_linux_sources() { | |
54 | mkdir -p "$LINUX_GIT_DIR" | |
55 | git clone --depth=1 -b "${ktag}" --reference "$LINUX_GIT_REF_REPO_DIR" "${kgitrepo}" "$LINUX_GIT_DIR" | |
56 | } | |
7e02032c | 57 | |
7e02032c | 58 | |
5a196804 MJ |
59 | # Export the kernel sources from the git repo |
60 | git_export_linux_sources() { | |
61 | cd "$LINUX_GIT_DIR" | |
62 | git archive "${ktag}" | tar -x -C "$LINUX_SRCOBJ_DIR" | |
63 | } | |
64 | ||
65 | ||
66 | # Upload the tar archive to the object store | |
67 | upload_archive_obj() { | |
68 | s3cmd -c "$WORKSPACE/.s3cfg" put "$WORKSPACE/$obj_name" "$obj_url_prefix/" | |
69 | rm -f "$WORKSPACE/$obj_name" | |
70 | } | |
71 | ||
72 | ||
73 | extract_archive_obj() { | |
74 | tar -xf "$WORKSPACE/$obj_name" -C "$LINUX_OBJ_DIR" | |
75 | rm -f "$WORKSPACE/$obj_name" | |
76 | } | |
77 | ||
78 | ||
79 | tar_archive_obj() { | |
80 | cd "$LINUX_OBJ_DIR" | |
81 | tar -cf "$WORKSPACE/$obj_name" -I pbzip2 . | |
82 | cd - | |
83 | } | |
84 | ||
85 | # Find the most recent GCC version supported by the kernel sources | |
86 | select_compiler() { | |
87 | local selected_cc | |
88 | ||
89 | cd "$LINUX_SRCOBJ_DIR" | |
90 | ||
91 | kversion=$(make -s kernelversion) | |
92 | ||
93 | set +e | |
94 | ||
1d5a0a3c | 95 | for cc in gcc-5 gcc-4.8; do |
5a196804 MJ |
96 | if "${CROSS_COMPILE:-}${cc}" -I include/ -D__LINUX_COMPILER_H -D__LINUX_COMPILER_TYPES_H -E include/linux/compiler-gcc.h; then |
97 | selected_cc="$cc" | |
98 | break | |
99 | fi | |
100 | done | |
101 | ||
102 | set -e | |
103 | ||
104 | if [ "x$selected_cc" = "x" ]; then | |
105 | echo "Found no suitable compiler." | |
106 | exit 1 | |
107 | fi | |
108 | ||
1d5a0a3c MJ |
109 | # Force gcc-4.8 for kernels before 3.18 |
110 | if { verlt "$kversion" "3.18"; }; then | |
23db2292 | 111 | selected_cc=gcc-4.8 |
7e02032c MJ |
112 | fi |
113 | ||
425e4992 MJ |
114 | if [ "$selected_cc" != "gcc-4.8" ]; then |
115 | # Older kernel Makefiles do not expect the compiler to default to PIE | |
116 | KAFLAGS="-fno-pie" | |
c45b04df | 117 | KCFLAGS="-fno-pie -no-pie -fno-stack-protector" |
425e4992 MJ |
118 | KCPPFLAGS="-fno-pie" |
119 | export KAFLAGS KCFLAGS KCPPFLAGS | |
120 | fi | |
121 | ||
5a196804 | 122 | export CC="${CROSS_COMPILE:-}${selected_cc}" |
1d5a0a3c | 123 | export HOSTCC="${selected_cc}" |
5a196804 MJ |
124 | |
125 | cd - | |
126 | } | |
127 | ||
128 | ||
129 | build_linux_kernel() { | |
130 | cd "$LINUX_SRCOBJ_DIR" | |
131 | ||
132 | kversion=$(make -s kernelversion) | |
133 | ||
7e02032c | 134 | # Generate kernel configuration |
a1ae361e | 135 | case "$ktag" in |
7e02032c | 136 | Ubuntu*) |
39961776 | 137 | if [ "${cross_arch}" = "powerpc" ]; then |
5a196804 | 138 | if vergte "${kversion}" "4.10"; then |
39961776 MJ |
139 | echo "Ubuntu removed big endian powerpc configuration from kernel >= 4.10. Don't try to build it." |
140 | exit 0 | |
141 | fi | |
142 | fi | |
a46abb0a MJ |
143 | fakeroot debian/rules clean KW_DEFCONFIG_DIR=. |
144 | fakeroot debian/rules genconfigs KW_DEFCONFIG_DIR=. | |
5a196804 | 145 | cp CONFIGS/"${ubuntu_config}" .config |
7e02032c | 146 | ;; |
c45b04df | 147 | |
7e02032c | 148 | *) |
16844a6d MJ |
149 | # Force 32bit build on i386, default is 64bit |
150 | if [ "$arch" = "i386" ]; then | |
5a196804 MJ |
151 | export ARCH="i386" |
152 | fi | |
153 | ||
154 | # allyesconfig is mostly broken for kernels of the 2.6 series | |
155 | if verlt "$kversion" "3.0"; then | |
156 | vanilla_config="defconfig" | |
7a76a4d0 MJ |
157 | fi |
158 | ||
5a196804 | 159 | make "${vanilla_config}" |
7e02032c MJ |
160 | ;; |
161 | esac | |
162 | ||
5a196804 MJ |
163 | # silentoldconfig was renamed in 4.19 |
164 | if vergte "$kversion" "4.19"; then | |
165 | update_conf_target="syncconfig" | |
166 | else | |
167 | update_conf_target="silentoldconfig" | |
168 | fi | |
169 | ||
170 | # Fix 'defined(@array)' was removed from recent perl | |
171 | if [ -f "kernel/timeconst.pl" ]; then | |
172 | sed -i 's/defined(\@\(.*\))/@\1/' kernel/timeconst.pl | |
173 | fi | |
174 | ||
175 | # Fix syntax of inline assembly which is confused with C++11 raw strings on gcc >= 5 | |
23db2292 | 176 | if [ "$CC" != "gcc-4.8" ]; then |
5a196804 MJ |
177 | if [ -f "arch/x86/kvm/svm.c" ]; then |
178 | sed -i 's/ R"/ R "/g; s/"R"/" R "/g' arch/x86/kvm/svm.c | |
179 | fi | |
180 | ||
181 | if [ -f "arch/x86/kvm/vmx.c" ]; then | |
182 | sed -i 's/ R"/ R "/g; s/"R"/" R "/g' arch/x86/kvm/vmx.c | |
183 | fi | |
184 | fi | |
185 | ||
186 | # Fix a typo in v2.6.36.x | |
187 | if [ -f "arch/x86/kernel/entry_64.S" ]; then | |
188 | sed -i 's/END(do_hypervisor_callback)/END(xen_do_hypervisor_callback)/' arch/x86/kernel/entry_64.S | |
189 | fi | |
190 | ||
191 | # Fix kernel < 3.0 with gcc >= 4.7 | |
192 | if verlt "$kversion" "3.0"; then | |
193 | sed -i '/linux\/compiler.h/a #include <linux\/linkage.h> \/* For asmregparm *\/' arch/x86/include/asm/ptrace.h | |
194 | sed -i 's/extern long syscall_trace_enter/extern asmregparm long syscall_trace_enter/' arch/x86/include/asm/ptrace.h | |
195 | sed -i 's/extern void syscall_trace_leave/extern asmregparm void syscall_trace_leave/' arch/x86/include/asm/ptrace.h | |
196 | echo "header-y += linkage.h" >> include/linux/Kbuild | |
197 | fi | |
198 | ||
7e02032c | 199 | # GCC 4.8 |
5a196804 | 200 | sed -i "s/CONFIG_CC_STACKPROTECTOR_STRONG=y/# CONFIG_CC_STACKPROTECTOR_STRONG is not set/g" .config |
7e02032c MJ |
201 | |
202 | # Don't try to sign modules | |
5a196804 | 203 | sed -i "s/CONFIG_MODULE_SIG=y/# CONFIG_MODULE_SIG is not set/g" .config |
7e02032c | 204 | |
9ef18fa2 | 205 | # Disable kernel stack frame correctness validation, introduced in 4.6.0 and currently fails |
5a196804 MJ |
206 | sed -i "s/CONFIG_STACK_VALIDATION=y/# CONFIG_STACK_VALIDATION is not set/g" .config |
207 | ||
208 | # Cause problems with inline assembly on i386 | |
209 | sed -i "s/CONFIG_DEBUG_SECTION_MISMATCH=y/# CONFIG_DEBUG_SECTION_MISMATCH is not set/g" .config | |
210 | ||
1d5a0a3c MJ |
211 | # Don't build samples, they are broken on some kernel releases |
212 | sed -i "s/CONFIG_SAMPLES=y/# CONFIG_SAMPLES is not set/g" .config | |
c45b04df MJ |
213 | sed -i "s/CONFIG_BUILD_DOCSRC=y/# CONFIG_BUILD_DOCSRC is not set/g" .config |
214 | ||
215 | # Disable kcov | |
216 | sed -i "s/CONFIG_KCOV=y/# CONFIG_KCOV is not set/g" .config | |
217 | ||
218 | # Broken on some RT kernels | |
219 | sed -i "s/CONFIG_HYPERV=y/# CONFIG_HYPERV is not set/g" .config | |
1d5a0a3c | 220 | |
5a196804 MJ |
221 | # IGBVF won't build with recent gcc on 2.6.38.x |
222 | if { vergte "$kversion" "2.6.37" && verlt "$kversion" "2.6.38"; }; then | |
223 | sed -i "s/CONFIG_IGBVF=y/# CONFIG_IGBVF is not set/g" .config | |
224 | fi | |
9ef18fa2 | 225 | |
51fa2ab3 | 226 | # Set required options |
c45b04df MJ |
227 | sed -i 's/# CONFIG_KPROBES is not set/CONFIG_KPROBES=y/g' .config |
228 | sed -i 's/# CONFIG_FTRACE is not set/CONFIG_FTRACE=y/g' .config | |
229 | sed -i 's/# CONFIG_BLK_DEV_IO_TRACE is not set/CONFIG_BLK_DEV_IO_TRACE=y/g' .config | |
230 | sed -i 's/# CONFIG_KALLSYMS_ALL is not set/CONFIG_KALLSYMS_ALL=y/g' .config | |
7e02032c | 231 | |
7a76a4d0 | 232 | # Debug |
5a196804 MJ |
233 | #cat .config |
234 | ||
235 | make "$update_conf_target" CC="$CC" | |
236 | make -j"$NPROC" CC="$CC" | |
237 | ||
c45b04df | 238 | krelease=$(make -s kernelrelease CC="$CC") |
5a196804 MJ |
239 | |
240 | # Save the kernel and modules | |
241 | mkdir -p "$LINUX_INSTOBJ_DIR/boot" | |
242 | make INSTALL_MOD_PATH="$LINUX_INSTOBJ_DIR" INSTALL_MOD_STRIP=1 modules_install | |
243 | make INSTALL_PATH="$LINUX_INSTOBJ_DIR/boot" install | |
244 | rm -f "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/source" "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/build" | |
245 | ln -s ../../../../sources "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/source" | |
246 | ln -s ../../../../sources "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/source" | |
247 | } | |
248 | ||
249 | ||
250 | extract_distro_headers() { | |
251 | ||
252 | # Enter linux source dir | |
253 | cd "${LINUX_SRCOBJ_DIR}" | |
254 | ||
255 | ||
256 | # For RT kernels, copy version file | |
257 | if [ -s localversion-rt ]; then | |
258 | cp -a localversion-rt "${LINUX_HDROBJ_DIR}" | |
259 | fi | |
260 | ||
261 | # Copy all Makefile related stuff | |
262 | find . -path './include/*' -prune \ | |
263 | -o -path './scripts/*' -prune -o -type f \ | |
264 | \( -name 'Makefile*' -o -name 'Kconfig*' -o -name 'Kbuild*' -o \ | |
265 | -name '*.sh' -o -name '*.pl' -o -name '*.lds' \) \ | |
266 | -print | cpio -pd --preserve-modification-time "${LINUX_HDROBJ_DIR}" | |
267 | ||
268 | # Copy base scripts and include dirs | |
269 | cp -a scripts include "${LINUX_HDROBJ_DIR}" | |
7e02032c | 270 | |
5a196804 MJ |
271 | # Copy arch includes |
272 | (find arch -name include -type d -print0 | \ | |
273 | xargs -0 -n1 -i: find : -type f) | \ | |
274 | cpio -pd --preserve-modification-time "${LINUX_HDROBJ_DIR}" | |
275 | ||
276 | # Copy arch scripts | |
277 | (find arch -name scripts -type d -print0 | \ | |
278 | xargs -0 -n1 -i: find : -type f) | \ | |
279 | cpio -pd --preserve-modification-time "${LINUX_HDROBJ_DIR}" | |
280 | ||
281 | # Cleanup scripts | |
282 | rm -f "${LINUX_HDROBJ_DIR}/scripts/*.o" | |
283 | rm -f "${LINUX_HDROBJ_DIR}/scripts/*/*.o" | |
284 | ||
285 | # On powerpc this object is required to link modules | |
286 | if [ "${karch}" = "powerpc" ]; then | |
287 | cp -a --parents arch/powerpc/lib/crtsavres.[So] "${LINUX_HDROBJ_DIR}/" | |
288 | fi | |
289 | ||
290 | # On arm64 between 4.13 and 1.15 this object is required to build with ftrace support | |
291 | if [ "${karch}" = "arm64" ]; then | |
292 | if [ -f "arch/arm64/kernel/ftrace-mod.S" ]; then | |
293 | cp -a --parents arch/arm64/kernel/ftrace-mod.[So] "${LINUX_HDROBJ_DIR}/" | |
294 | fi | |
295 | fi | |
296 | ||
297 | # Newer kernels need objtool to build modules when CONFIG_STACK_VALIDATION=y | |
298 | if [ -f tools/objtool/objtool ]; then | |
299 | cp -a --parents tools/objtool/objtool "${LINUX_HDROBJ_DIR}/" | |
300 | fi | |
301 | ||
302 | if [ -f "arch/x86/kernel/macros.s" ]; then | |
303 | cp -a --parents arch/x86/kernel/macros.s "${LINUX_HDROBJ_DIR}/" | |
304 | fi | |
305 | ||
306 | # Copy modules related stuff, if available | |
307 | if [ -s Module.symvers ]; then | |
308 | cp Module.symvers "${LINUX_HDROBJ_DIR}" | |
309 | fi | |
310 | ||
311 | if [ -s System.map ]; then | |
312 | cp System.map "${LINUX_HDROBJ_DIR}" | |
313 | fi | |
314 | ||
315 | if [ -s Module.markers ]; then | |
316 | cp Module.markers "${LINUX_HDROBJ_DIR}" | |
317 | fi | |
318 | ||
319 | # Copy config file | |
320 | cp .config "${LINUX_HDROBJ_DIR}" | |
321 | ||
322 | # Make sure the Makefile and version.h have a matching timestamp so that | |
323 | # external modules can be built | |
324 | if [ -s "${LINUX_HDROBJ_DIR}/include/generated/uapi/linux/version.h" ]; then | |
325 | touch -r "${LINUX_HDROBJ_DIR}/Makefile" "${LINUX_HDROBJ_DIR}/include/generated/uapi/linux/version.h" | |
326 | elif [ -s "${LINUX_HDROBJ_DIR}/include/linux/version.h" ]; then | |
327 | touch -r "${LINUX_HDROBJ_DIR}/Makefile" "${LINUX_HDROBJ_DIR}/include/linux/version.h" | |
328 | else | |
329 | echo "Missing version.h" | |
330 | exit 1 | |
331 | fi | |
332 | touch -r "${LINUX_HDROBJ_DIR}/.config" "${LINUX_HDROBJ_DIR}/include/generated/autoconf.h" | |
333 | ||
334 | # Copy .config to include/config/auto.conf so "make prepare" is unnecessary. | |
335 | cp "${LINUX_HDROBJ_DIR}/.config" "${LINUX_HDROBJ_DIR}/include/config/auto.conf" | |
336 | ||
337 | # Finally clean the object files from the full source tree | |
338 | make clean | |
339 | ||
340 | # And regen the modules support files | |
341 | make modules_prepare CC="$CC" | |
51fa2ab3 | 342 | |
d815b018 MJ |
343 | # On powerpc this object is required to link modules |
344 | if [ "${karch}" = "powerpc" ]; then | |
5a196804 | 345 | make arch/powerpc/lib/crtsavres.o CC="$CC" |
d815b018 MJ |
346 | fi |
347 | ||
7a76a4d0 | 348 | # On arm64 between 4.13 and 4.15 this object is required to build with ftrace support |
a1ae361e | 349 | if [ "${karch}" = "arm64" ]; then |
c236528e | 350 | if [ -f "arch/arm64/kernel/ftrace-mod.S" ]; then |
5a196804 | 351 | make arch/arm64/kernel/ftrace-mod.o CC="$CC" |
a1ae361e MJ |
352 | fi |
353 | fi | |
354 | ||
7e02032c | 355 | # Version specific tasks |
a1ae361e | 356 | case "$ktag" in |
7e02032c MJ |
357 | Ubuntu*) |
358 | # Add Ubuntu ABI number to kernel headers, this is normally done by the packaging code | |
a1ae361e | 359 | ABINUM="$(echo "$ktag" | grep -P -o 'Ubuntu-(lts-)?.*-\K\d+(?=\..*)')" |
5a196804 MJ |
360 | echo "#define UTS_UBUNTU_RELEASE_ABI $ABINUM" >> include/generated/utsrelease.h |
361 | echo "#define UTS_UBUNTU_RELEASE_ABI $ABINUM" >> "${LINUX_HDROBJ_DIR}/include/generated/utsrelease.h" | |
7e02032c MJ |
362 | ;; |
363 | esac | |
7e02032c MJ |
364 | } |
365 | ||
366 | ||
339db64d MJ |
367 | build_modules() { |
368 | ||
5a196804 MJ |
369 | local kdir="$1" |
370 | local outdir="$2" | |
371 | local kversion | |
372 | ||
373 | kversion=$(make -C "$LINUX_HDROBJ_DIR" -s kernelversion) | |
339db64d | 374 | |
339db64d | 375 | # Enter lttng-modules source dir |
5a196804 | 376 | cd "${MODULES_GIT_DIR}" |
339db64d MJ |
377 | |
378 | # kernels 3.10 to 3.10.13 and 3.11 to 3.11.2 introduce a deadlock in the | |
379 | # timekeeping subsystem. We want those build to fail. | |
5a196804 MJ |
380 | if { vergte "$kversion" "3.10" && verlte "$kversion" "3.10.13"; } || \ |
381 | { vergte "$kversion" "3.11" && verlte "$kversion" "3.11.2"; }; then | |
339db64d MJ |
382 | |
383 | set +e | |
384 | ||
385 | # Build modules | |
51fa2ab3 | 386 | KERNELDIR="${kdir}" make -j"${NPROC}" V=1 CC="$CC" |
0f71a764 | 387 | ret=$? |
339db64d | 388 | |
5a196804 MJ |
389 | set -e |
390 | ||
339db64d | 391 | # We expect this build to fail, if it doesn't, fail the job. |
0f71a764 | 392 | if [ "$ret" -eq 0 ]; then |
e9b44189 | 393 | echo "This build should have failed." |
339db64d MJ |
394 | exit 1 |
395 | fi | |
396 | ||
397 | # We have to publish at least one file or the build will fail | |
5a196804 | 398 | echo "This kernel is broken, there is a deadlock in the timekeeping subsystem." > "${outdir}/BROKEN.txt.ko" |
339db64d | 399 | |
5a196804 | 400 | KERNELDIR="${kdir}" make clean |
7e02032c | 401 | |
339db64d MJ |
402 | else # Regular build |
403 | ||
404 | # Build modules against full kernel sources | |
51fa2ab3 | 405 | KERNELDIR="${kdir}" make -j"${NPROC}" V=1 CC="$CC" |
339db64d MJ |
406 | |
407 | # Install modules to build dir | |
5a196804 | 408 | KERNELDIR="${kdir}" make INSTALL_MOD_PATH="${outdir}" modules_install |
339db64d MJ |
409 | |
410 | # Clean build dir | |
5a196804 | 411 | KERNELDIR="${kdir}" make clean |
339db64d MJ |
412 | fi |
413 | } | |
414 | ||
415 | ||
416 | ## MAIN ## | |
417 | ||
f3d8604b MJ |
418 | # Use all CPU cores |
419 | NPROC=$(nproc) | |
420 | ||
5a196804 MJ |
421 | MODULES_GIT_DIR="${WORKSPACE}/src/lttng-modules" |
422 | LINUX_GIT_DIR="${WORKSPACE}/src/linux" | |
339db64d | 423 | |
5a196804 MJ |
424 | LINUX_OBJ_DIR="${WORKSPACE}/linux" |
425 | LINUX_SRCOBJ_DIR="${LINUX_OBJ_DIR}/sources" | |
426 | LINUX_HDROBJ_DIR="${LINUX_OBJ_DIR}/headers" | |
427 | LINUX_INSTOBJ_DIR="${LINUX_OBJ_DIR}/install" | |
339db64d | 428 | |
5a196804 MJ |
429 | MODULES_OUTPUT_KSRC_DIR="${WORKSPACE}/build/lttng-modules-ksrc" |
430 | MODULES_OUTPUT_KHDR_DIR="${WORKSPACE}/build/lttng-modules-khdr" | |
339db64d | 431 | |
5a196804 MJ |
432 | LINUX_GIT_REF_REPO_DIR="$HOME/gitcache/linux-stable.git/" |
433 | ||
434 | OBJ_STORE_URL="s3://jenkins" | |
435 | ||
436 | cd "$WORKSPACE" | |
437 | ||
438 | # Create build directories | |
439 | mkdir -p "${LINUX_SRCOBJ_DIR}" "${LINUX_HDROBJ_DIR}" "${LINUX_INSTOBJ_DIR}" "${MODULES_OUTPUT_KSRC_DIR}" "${MODULES_OUTPUT_KHDR_DIR}" | |
440 | ||
441 | git_clone_modules_sources | |
339db64d | 442 | |
7e02032c | 443 | # Setup cross compile env if available |
39961776 | 444 | if [ "x${cross_arch}" != "x" ]; then |
7e02032c MJ |
445 | |
446 | case "$cross_arch" in | |
447 | "armhf") | |
448 | karch="arm" | |
449 | cross_compile="arm-linux-gnueabihf-" | |
e9b44189 | 450 | vanilla_config="allyesconfig" |
7e02032c MJ |
451 | ubuntu_config="armhf-config.flavour.generic" |
452 | ;; | |
453 | ||
454 | "arm64") | |
455 | karch="arm64" | |
456 | cross_compile="aarch64-linux-gnu-" | |
e9b44189 | 457 | vanilla_config="allyesconfig" |
7e02032c MJ |
458 | ubuntu_config="arm64-config.flavour.generic" |
459 | ;; | |
460 | ||
461 | "powerpc") | |
462 | karch="powerpc" | |
463 | cross_compile="powerpc-linux-gnu-" | |
e9b44189 | 464 | vanilla_config="ppc44x_defconfig" |
7e02032c MJ |
465 | ubuntu_config="powerpc-config.flavour.powerpc-smp" |
466 | ;; | |
467 | ||
468 | "ppc64el") | |
469 | karch="powerpc" | |
470 | cross_compile="powerpc64le-linux-gnu-" | |
e9b44189 | 471 | vanilla_config="pseries_le_defconfig" |
7e02032c MJ |
472 | ubuntu_config="ppc64el-config.flavour.generic" |
473 | ;; | |
474 | ||
475 | *) | |
51fa2ab3 | 476 | echo "Unsupported cross arch $cross_arch" |
7e02032c MJ |
477 | exit 1 |
478 | ;; | |
479 | esac | |
339db64d | 480 | |
7e02032c MJ |
481 | # Export variables used by Kbuild for cross compilation |
482 | export ARCH="${karch}" | |
483 | export CROSS_COMPILE="${cross_compile}" | |
339db64d | 484 | |
7e02032c | 485 | # Set arch specific values if we are not cross compiling |
39961776 | 486 | elif [ "x${arch}" != "x" ]; then |
e9b44189 | 487 | |
7e02032c | 488 | case "$arch" in |
16844a6d | 489 | "i386") |
7e02032c | 490 | karch="x86" |
e9b44189 | 491 | vanilla_config="allyesconfig" |
7e02032c MJ |
492 | ubuntu_config="i386-config.flavour.generic" |
493 | ;; | |
494 | ||
16844a6d | 495 | "amd64") |
7e02032c | 496 | karch="x86" |
e9b44189 | 497 | vanilla_config="allyesconfig" |
7e02032c MJ |
498 | ubuntu_config="amd64-config.flavour.generic" |
499 | ;; | |
500 | ||
501 | "armhf") | |
502 | karch="arm" | |
e9b44189 | 503 | vanilla_config="allyesconfig" |
7e02032c MJ |
504 | ubuntu_config="armhf-config.flavour.generic" |
505 | ;; | |
506 | ||
507 | "arm64") | |
508 | karch="arm64" | |
e9b44189 | 509 | vanilla_config="allyesconfig" |
7e02032c MJ |
510 | ubuntu_config="arm64-config.flavour.generic" |
511 | ;; | |
512 | ||
513 | "powerpc") | |
514 | karch="powerpc" | |
e9b44189 | 515 | vanilla_config="allyesconfig" |
7e02032c MJ |
516 | ubuntu_config="powerpc-config.flavour.powerpc-smp" |
517 | ;; | |
518 | ||
519 | "ppc64el") | |
520 | karch="powerpc" | |
e9b44189 | 521 | vanilla_config="allyesconfig" |
7e02032c MJ |
522 | ubuntu_config="ppc64el-config.flavour.generic" |
523 | ;; | |
524 | ||
525 | *) | |
526 | echo "Unsupported arch $arch" | |
527 | exit 1 | |
528 | ;; | |
529 | esac | |
530 | else | |
531 | echo "Not arch or cross_arch specified" | |
532 | exit 1 | |
533 | fi | |
339db64d | 534 | |
339db64d | 535 | |
b214d997 | 536 | |
5a196804 MJ |
537 | # First get the kernel build from the object store, or build it, if it's |
538 | # not available. | |
339db64d | 539 | |
5a196804 MJ |
540 | echo "# Setup endpoint |
541 | host_base = obj.internal.efficios.com | |
542 | host_bucket = obj.internal.efficios.com | |
543 | bucket_location = us-east-1 | |
544 | use_https = True | |
7e02032c | 545 | |
5a196804 MJ |
546 | # Setup access keys |
547 | access_key = jenkins | |
548 | secret_key = echo123456 | |
339db64d | 549 | |
5a196804 MJ |
550 | # Enable S3 v4 signature APIs |
551 | signature_v2 = False" > "$WORKSPACE/.s3cfg" | |
339db64d | 552 | |
c45b04df | 553 | url_hash="$(echo -n "$kgitrepo" | md5sum | awk '{ print $1 }')" |
5a196804 | 554 | obj_name="linux.tar.bz2" |
c45b04df | 555 | obj_url_prefix="$OBJ_STORE_URL/linux-build/$url_hash/$ktag/$arch/${cross_arch:-native}" |
5a196804 | 556 | obj_url="$obj_url_prefix/$obj_name" |
339db64d | 557 | |
5a196804 MJ |
558 | set +e |
559 | s3cmd -c "$WORKSPACE/.s3cfg" get "$obj_url" | |
560 | ret=$? | |
561 | set -e | |
339db64d | 562 | |
5a196804 MJ |
563 | case "$ret" in |
564 | "0") | |
565 | extract_archive_obj | |
566 | ;; | |
a1ae361e | 567 | |
5a196804 MJ |
568 | "12") |
569 | echo "File not found" | |
339db64d | 570 | |
5a196804 MJ |
571 | # Build all the things and upload |
572 | # then finish the module build... | |
339db64d | 573 | |
5a196804 MJ |
574 | git_clone_linux_sources |
575 | git_export_linux_sources | |
339db64d | 576 | |
5a196804 | 577 | select_compiler |
a1ae361e | 578 | |
5a196804 MJ |
579 | ## PREPARE FULL LINUX SOURCE TREE |
580 | build_linux_kernel | |
d138fc44 | 581 | |
5a196804 MJ |
582 | ## EXTRACT DISTRO STYLE KERNEL HEADERS / DEVEL |
583 | extract_distro_headers | |
339db64d | 584 | |
5a196804 | 585 | tar_archive_obj |
339db64d | 586 | |
5a196804 | 587 | upload_archive_obj |
339db64d | 588 | |
5a196804 | 589 | ;; |
339db64d | 590 | |
5a196804 MJ |
591 | *) |
592 | echo "Unknown error? Abort" | |
593 | exit 1 | |
594 | ;; | |
595 | esac | |
339db64d | 596 | |
5a196804 | 597 | select_compiler |
f3d8604b | 598 | |
7e02032c | 599 | ## BUILD modules |
5a196804 MJ |
600 | # Either we downloaded a pre-build kernel or we built it and uploaded |
601 | # the archive for future builds. | |
602 | ||
603 | cd "$WORKSPACE" | |
f3d8604b | 604 | |
339db64d | 605 | # Build modules against full kernel sources |
5a196804 | 606 | build_modules "${LINUX_SRCOBJ_DIR}" "${MODULES_OUTPUT_KSRC_DIR}" |
f3d8604b | 607 | |
339db64d | 608 | # Build modules against kernel headers |
5a196804 | 609 | build_modules "${LINUX_HDROBJ_DIR}" "${MODULES_OUTPUT_KHDR_DIR}" |
f3d8604b | 610 | |
5a196804 MJ |
611 | # Make sure some modules were actually built |
612 | tree "${MODULES_OUTPUT_KSRC_DIR}" | |
613 | if [ "x$(find "${MODULES_OUTPUT_KSRC_DIR}" -name '*.ko*' -printf yes -quit)" != "xyes" ]; then | |
7e02032c MJ |
614 | echo "No modules built!" |
615 | exit 1 | |
616 | fi | |
617 | ||
5a196804 MJ |
618 | tree "${MODULES_OUTPUT_KHDR_DIR}" |
619 | if [ "x$(find "${MODULES_OUTPUT_KHDR_DIR}" -name '*.ko*' -printf yes -quit)" != "xyes" ]; then | |
7e02032c MJ |
620 | echo "No modules built!" |
621 | exit 1 | |
622 | fi | |
b214d997 | 623 | |
f3d8604b | 624 | # EOF |