| 1 | #!/bin/bash -exu |
| 2 | # |
| 3 | # Copyright (C) 2016-2018 - Michael Jeanson <mjeanson@efficios.com> |
| 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 | |
| 18 | # Parameters |
| 19 | arch=${arch:-} |
| 20 | cross_arch=${cross_arch:-} |
| 21 | ktag=${ktag:-} |
| 22 | kgitrepo=${kgitrepo:-} |
| 23 | mversion=${mversion:-} |
| 24 | mgitrepo=${mgitrepo:-} |
| 25 | |
| 26 | |
| 27 | ## FUNCTIONS ## |
| 28 | |
| 29 | # Kernel version compare functions |
| 30 | verlte() { |
| 31 | [ "$1" = "$(printf '%s\n%s' "$1" "$2" | sort -V | head -n1)" ] |
| 32 | } |
| 33 | |
| 34 | verlt() { |
| 35 | [ "$1" = "$2" ] && return 1 || verlte "$1" "$2" |
| 36 | } |
| 37 | |
| 38 | vergte() { |
| 39 | [ "$1" = "$(printf '%s\n%s' "$1" "$2" | sort -V | tail -n1)" ] |
| 40 | } |
| 41 | |
| 42 | vergt() { |
| 43 | [ "$1" = "$2" ] && return 1 || vergte "$1" "$2" |
| 44 | } |
| 45 | |
| 46 | |
| 47 | git_clone_modules_sources() { |
| 48 | mkdir -p "$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 | } |
| 57 | |
| 58 | |
| 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=$(make -s kernelversion) |
| 92 | |
| 93 | set +e |
| 94 | |
| 95 | for cc in gcc-7 gcc-5 gcc-4.9; do |
| 96 | if "${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$selected_cc" = "x" ]; then |
| 105 | echo "Found no suitable compiler." |
| 106 | exit 1 |
| 107 | fi |
| 108 | |
| 109 | # Force gcc-4 for buggy kernel branches |
| 110 | if { vergte "$kversion" "3.2" && verlt "$kversion" "3.3"; } || \ |
| 111 | { vergte "$kversion" "3.4" && verlt "$kversion" "3.5"; } || \ |
| 112 | { vergte "$kversion" "3.17" && verlt "$kversion" "3.18"; }; then |
| 113 | selected_cc=gcc-4.9 |
| 114 | fi |
| 115 | |
| 116 | case "$ktag" in |
| 117 | Ubuntu*) |
| 118 | if { vergte "$kversion" "3.13" && verlt "$kversion" "3.14"; }; then |
| 119 | selected_cc=gcc-4.9 |
| 120 | fi |
| 121 | ;; |
| 122 | esac |
| 123 | |
| 124 | export CC="${CROSS_COMPILE:-}${selected_cc}" |
| 125 | |
| 126 | cd - |
| 127 | } |
| 128 | |
| 129 | |
| 130 | build_linux_kernel() { |
| 131 | cd "$LINUX_SRCOBJ_DIR" |
| 132 | |
| 133 | kversion=$(make -s kernelversion) |
| 134 | |
| 135 | # Generate kernel configuration |
| 136 | case "$ktag" in |
| 137 | Ubuntu*) |
| 138 | if [ "${cross_arch}" = "powerpc" ]; then |
| 139 | if vergte "${kversion}" "4.10"; then |
| 140 | echo "Ubuntu removed big endian powerpc configuration from kernel >= 4.10. Don't try to build it." |
| 141 | exit 0 |
| 142 | fi |
| 143 | fi |
| 144 | fakeroot debian/rules clean |
| 145 | fakeroot debian/rules genconfigs |
| 146 | cp CONFIGS/"${ubuntu_config}" .config |
| 147 | ;; |
| 148 | *) |
| 149 | # Force 32bit build on i386, default is 64bit |
| 150 | if [ "$arch" = "i386" ]; then |
| 151 | export ARCH="i386" |
| 152 | fi |
| 153 | |
| 154 | # allyesconfig is mostly broken for kernels of the 2.6 series |
| 155 | if verlt "$kversion" "3.0"; then |
| 156 | vanilla_config="defconfig" |
| 157 | fi |
| 158 | |
| 159 | make "${vanilla_config}" |
| 160 | ;; |
| 161 | esac |
| 162 | |
| 163 | # silentoldconfig was renamed in 4.19 |
| 164 | if vergte "$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 |
| 176 | if [ "$CC" != "gcc-4.9" ]; then |
| 177 | if [ -f "arch/x86/kvm/svm.c" ]; then |
| 178 | sed -i 's/ R"/ R "/g; s/"R"/" R "/g' arch/x86/kvm/svm.c |
| 179 | fi |
| 180 | |
| 181 | if [ -f "arch/x86/kvm/vmx.c" ]; then |
| 182 | sed -i 's/ R"/ R "/g; s/"R"/" R "/g' arch/x86/kvm/vmx.c |
| 183 | fi |
| 184 | fi |
| 185 | |
| 186 | # Fix a typo in v2.6.36.x |
| 187 | if [ -f "arch/x86/kernel/entry_64.S" ]; then |
| 188 | sed -i 's/END(do_hypervisor_callback)/END(xen_do_hypervisor_callback)/' arch/x86/kernel/entry_64.S |
| 189 | fi |
| 190 | |
| 191 | # Fix kernel < 3.0 with gcc >= 4.7 |
| 192 | if verlt "$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 | |
| 199 | # GCC 4.8 |
| 200 | sed -i "s/CONFIG_CC_STACKPROTECTOR_STRONG=y/# CONFIG_CC_STACKPROTECTOR_STRONG is not set/g" .config |
| 201 | |
| 202 | # Don't try to sign modules |
| 203 | sed -i "s/CONFIG_MODULE_SIG=y/# CONFIG_MODULE_SIG is not set/g" .config |
| 204 | |
| 205 | # Disable kernel stack frame correctness validation, introduced in 4.6.0 and currently fails |
| 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 | |
| 211 | # IGBVF won't build with recent gcc on 2.6.38.x |
| 212 | if { vergte "$kversion" "2.6.37" && verlt "$kversion" "2.6.38"; }; then |
| 213 | sed -i "s/CONFIG_IGBVF=y/# CONFIG_IGBVF is not set/g" .config |
| 214 | fi |
| 215 | |
| 216 | # Set required options |
| 217 | { |
| 218 | echo "CONFIG_KPROBES=y"; |
| 219 | echo "CONFIG_FTRACE=y"; |
| 220 | echo "CONFIG_BLK_DEV_IO_TRACE=y"; |
| 221 | echo "CONFIG_TRACEPOINTS=y"; |
| 222 | echo "CONFIG_KALLSYMS_ALL=y"; |
| 223 | } >> .config |
| 224 | |
| 225 | # Debug |
| 226 | #cat .config |
| 227 | |
| 228 | make "$update_conf_target" CC="$CC" |
| 229 | make -j"$NPROC" CC="$CC" |
| 230 | |
| 231 | krelease=$(make -s kernelrelease) |
| 232 | |
| 233 | # Save the kernel and modules |
| 234 | mkdir -p "$LINUX_INSTOBJ_DIR/boot" |
| 235 | make INSTALL_MOD_PATH="$LINUX_INSTOBJ_DIR" INSTALL_MOD_STRIP=1 modules_install |
| 236 | make INSTALL_PATH="$LINUX_INSTOBJ_DIR/boot" install |
| 237 | rm -f "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/source" "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/build" |
| 238 | ln -s ../../../../sources "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/source" |
| 239 | ln -s ../../../../sources "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/source" |
| 240 | } |
| 241 | |
| 242 | |
| 243 | extract_distro_headers() { |
| 244 | |
| 245 | # Enter linux source dir |
| 246 | cd "${LINUX_SRCOBJ_DIR}" |
| 247 | |
| 248 | |
| 249 | # For RT kernels, copy version file |
| 250 | if [ -s localversion-rt ]; then |
| 251 | cp -a localversion-rt "${LINUX_HDROBJ_DIR}" |
| 252 | fi |
| 253 | |
| 254 | # Copy all Makefile related stuff |
| 255 | find . -path './include/*' -prune \ |
| 256 | -o -path './scripts/*' -prune -o -type f \ |
| 257 | \( -name 'Makefile*' -o -name 'Kconfig*' -o -name 'Kbuild*' -o \ |
| 258 | -name '*.sh' -o -name '*.pl' -o -name '*.lds' \) \ |
| 259 | -print | cpio -pd --preserve-modification-time "${LINUX_HDROBJ_DIR}" |
| 260 | |
| 261 | # Copy base scripts and include dirs |
| 262 | cp -a scripts include "${LINUX_HDROBJ_DIR}" |
| 263 | |
| 264 | # Copy arch includes |
| 265 | (find arch -name include -type d -print0 | \ |
| 266 | xargs -0 -n1 -i: find : -type f) | \ |
| 267 | cpio -pd --preserve-modification-time "${LINUX_HDROBJ_DIR}" |
| 268 | |
| 269 | # Copy arch scripts |
| 270 | (find arch -name scripts -type d -print0 | \ |
| 271 | xargs -0 -n1 -i: find : -type f) | \ |
| 272 | cpio -pd --preserve-modification-time "${LINUX_HDROBJ_DIR}" |
| 273 | |
| 274 | # Cleanup scripts |
| 275 | rm -f "${LINUX_HDROBJ_DIR}/scripts/*.o" |
| 276 | rm -f "${LINUX_HDROBJ_DIR}/scripts/*/*.o" |
| 277 | |
| 278 | # On powerpc this object is required to link modules |
| 279 | if [ "${karch}" = "powerpc" ]; then |
| 280 | cp -a --parents arch/powerpc/lib/crtsavres.[So] "${LINUX_HDROBJ_DIR}/" |
| 281 | fi |
| 282 | |
| 283 | # On arm64 between 4.13 and 1.15 this object is required to build with ftrace support |
| 284 | if [ "${karch}" = "arm64" ]; then |
| 285 | if [ -f "arch/arm64/kernel/ftrace-mod.S" ]; then |
| 286 | cp -a --parents arch/arm64/kernel/ftrace-mod.[So] "${LINUX_HDROBJ_DIR}/" |
| 287 | fi |
| 288 | fi |
| 289 | |
| 290 | # Newer kernels need objtool to build modules when CONFIG_STACK_VALIDATION=y |
| 291 | if [ -f tools/objtool/objtool ]; then |
| 292 | cp -a --parents tools/objtool/objtool "${LINUX_HDROBJ_DIR}/" |
| 293 | fi |
| 294 | |
| 295 | if [ -f "arch/x86/kernel/macros.s" ]; then |
| 296 | cp -a --parents arch/x86/kernel/macros.s "${LINUX_HDROBJ_DIR}/" |
| 297 | fi |
| 298 | |
| 299 | # Copy modules related stuff, if available |
| 300 | if [ -s Module.symvers ]; then |
| 301 | cp Module.symvers "${LINUX_HDROBJ_DIR}" |
| 302 | fi |
| 303 | |
| 304 | if [ -s System.map ]; then |
| 305 | cp System.map "${LINUX_HDROBJ_DIR}" |
| 306 | fi |
| 307 | |
| 308 | if [ -s Module.markers ]; then |
| 309 | cp Module.markers "${LINUX_HDROBJ_DIR}" |
| 310 | fi |
| 311 | |
| 312 | # Copy config file |
| 313 | cp .config "${LINUX_HDROBJ_DIR}" |
| 314 | |
| 315 | # Make sure the Makefile and version.h have a matching timestamp so that |
| 316 | # external modules can be built |
| 317 | if [ -s "${LINUX_HDROBJ_DIR}/include/generated/uapi/linux/version.h" ]; then |
| 318 | touch -r "${LINUX_HDROBJ_DIR}/Makefile" "${LINUX_HDROBJ_DIR}/include/generated/uapi/linux/version.h" |
| 319 | elif [ -s "${LINUX_HDROBJ_DIR}/include/linux/version.h" ]; then |
| 320 | touch -r "${LINUX_HDROBJ_DIR}/Makefile" "${LINUX_HDROBJ_DIR}/include/linux/version.h" |
| 321 | else |
| 322 | echo "Missing version.h" |
| 323 | exit 1 |
| 324 | fi |
| 325 | touch -r "${LINUX_HDROBJ_DIR}/.config" "${LINUX_HDROBJ_DIR}/include/generated/autoconf.h" |
| 326 | |
| 327 | # Copy .config to include/config/auto.conf so "make prepare" is unnecessary. |
| 328 | cp "${LINUX_HDROBJ_DIR}/.config" "${LINUX_HDROBJ_DIR}/include/config/auto.conf" |
| 329 | |
| 330 | # Finally clean the object files from the full source tree |
| 331 | make clean |
| 332 | |
| 333 | # And regen the modules support files |
| 334 | make modules_prepare CC="$CC" |
| 335 | |
| 336 | # On powerpc this object is required to link modules |
| 337 | if [ "${karch}" = "powerpc" ]; then |
| 338 | make arch/powerpc/lib/crtsavres.o CC="$CC" |
| 339 | fi |
| 340 | |
| 341 | # On arm64 between 4.13 and 4.15 this object is required to build with ftrace support |
| 342 | if [ "${karch}" = "arm64" ]; then |
| 343 | if [ -f "arch/arm64/kernel/ftrace-mod.S" ]; then |
| 344 | make arch/arm64/kernel/ftrace-mod.o CC="$CC" |
| 345 | fi |
| 346 | fi |
| 347 | |
| 348 | # Version specific tasks |
| 349 | case "$ktag" in |
| 350 | Ubuntu*) |
| 351 | # Add Ubuntu ABI number to kernel headers, this is normally done by the packaging code |
| 352 | ABINUM="$(echo "$ktag" | grep -P -o 'Ubuntu-(lts-)?.*-\K\d+(?=\..*)')" |
| 353 | echo "#define UTS_UBUNTU_RELEASE_ABI $ABINUM" >> include/generated/utsrelease.h |
| 354 | echo "#define UTS_UBUNTU_RELEASE_ABI $ABINUM" >> "${LINUX_HDROBJ_DIR}/include/generated/utsrelease.h" |
| 355 | ;; |
| 356 | esac |
| 357 | } |
| 358 | |
| 359 | |
| 360 | build_modules() { |
| 361 | |
| 362 | local kdir="$1" |
| 363 | local outdir="$2" |
| 364 | local kversion |
| 365 | |
| 366 | kversion=$(make -C "$LINUX_HDROBJ_DIR" -s kernelversion) |
| 367 | |
| 368 | # Enter lttng-modules source dir |
| 369 | cd "${MODULES_GIT_DIR}" |
| 370 | |
| 371 | # kernels 3.10 to 3.10.13 and 3.11 to 3.11.2 introduce a deadlock in the |
| 372 | # timekeeping subsystem. We want those build to fail. |
| 373 | if { vergte "$kversion" "3.10" && verlte "$kversion" "3.10.13"; } || \ |
| 374 | { vergte "$kversion" "3.11" && verlte "$kversion" "3.11.2"; }; then |
| 375 | |
| 376 | set +e |
| 377 | |
| 378 | # Build modules |
| 379 | KERNELDIR="${kdir}" make -j"${NPROC}" V=1 CC="$CC" |
| 380 | |
| 381 | set -e |
| 382 | |
| 383 | # We expect this build to fail, if it doesn't, fail the job. |
| 384 | if [ "$?" -eq 0 ]; then |
| 385 | echo "This build should have failed." |
| 386 | exit 1 |
| 387 | fi |
| 388 | |
| 389 | # We have to publish at least one file or the build will fail |
| 390 | echo "This kernel is broken, there is a deadlock in the timekeeping subsystem." > "${outdir}/BROKEN.txt.ko" |
| 391 | |
| 392 | set -e |
| 393 | |
| 394 | KERNELDIR="${kdir}" make clean |
| 395 | |
| 396 | else # Regular build |
| 397 | |
| 398 | # Build modules against full kernel sources |
| 399 | KERNELDIR="${kdir}" make -j"${NPROC}" V=1 CC="$CC" |
| 400 | |
| 401 | # Install modules to build dir |
| 402 | KERNELDIR="${kdir}" make INSTALL_MOD_PATH="${outdir}" modules_install |
| 403 | |
| 404 | # Clean build dir |
| 405 | KERNELDIR="${kdir}" make clean |
| 406 | fi |
| 407 | } |
| 408 | |
| 409 | |
| 410 | ## MAIN ## |
| 411 | |
| 412 | # Use all CPU cores |
| 413 | NPROC=$(nproc) |
| 414 | |
| 415 | MODULES_GIT_DIR="${WORKSPACE}/src/lttng-modules" |
| 416 | LINUX_GIT_DIR="${WORKSPACE}/src/linux" |
| 417 | |
| 418 | LINUX_OBJ_DIR="${WORKSPACE}/linux" |
| 419 | LINUX_SRCOBJ_DIR="${LINUX_OBJ_DIR}/sources" |
| 420 | LINUX_HDROBJ_DIR="${LINUX_OBJ_DIR}/headers" |
| 421 | LINUX_INSTOBJ_DIR="${LINUX_OBJ_DIR}/install" |
| 422 | |
| 423 | MODULES_OUTPUT_KSRC_DIR="${WORKSPACE}/build/lttng-modules-ksrc" |
| 424 | MODULES_OUTPUT_KHDR_DIR="${WORKSPACE}/build/lttng-modules-khdr" |
| 425 | |
| 426 | LINUX_GIT_REF_REPO_DIR="$HOME/gitcache/linux-stable.git/" |
| 427 | |
| 428 | OBJ_STORE_URL="s3://jenkins" |
| 429 | |
| 430 | cd "$WORKSPACE" |
| 431 | |
| 432 | # Create build directories |
| 433 | mkdir -p "${LINUX_SRCOBJ_DIR}" "${LINUX_HDROBJ_DIR}" "${LINUX_INSTOBJ_DIR}" "${MODULES_OUTPUT_KSRC_DIR}" "${MODULES_OUTPUT_KHDR_DIR}" |
| 434 | |
| 435 | git_clone_modules_sources |
| 436 | |
| 437 | # Setup cross compile env if available |
| 438 | if [ "x${cross_arch}" != "x" ]; then |
| 439 | |
| 440 | case "$cross_arch" in |
| 441 | "armhf") |
| 442 | karch="arm" |
| 443 | cross_compile="arm-linux-gnueabihf-" |
| 444 | vanilla_config="allyesconfig" |
| 445 | ubuntu_config="armhf-config.flavour.generic" |
| 446 | ;; |
| 447 | |
| 448 | "arm64") |
| 449 | karch="arm64" |
| 450 | cross_compile="aarch64-linux-gnu-" |
| 451 | vanilla_config="allyesconfig" |
| 452 | ubuntu_config="arm64-config.flavour.generic" |
| 453 | ;; |
| 454 | |
| 455 | "powerpc") |
| 456 | karch="powerpc" |
| 457 | cross_compile="powerpc-linux-gnu-" |
| 458 | vanilla_config="ppc44x_defconfig" |
| 459 | ubuntu_config="powerpc-config.flavour.powerpc-smp" |
| 460 | ;; |
| 461 | |
| 462 | "ppc64el") |
| 463 | karch="powerpc" |
| 464 | cross_compile="powerpc64le-linux-gnu-" |
| 465 | vanilla_config="pseries_le_defconfig" |
| 466 | ubuntu_config="ppc64el-config.flavour.generic" |
| 467 | ;; |
| 468 | |
| 469 | *) |
| 470 | echo "Unsupported cross arch $cross_arch" |
| 471 | exit 1 |
| 472 | ;; |
| 473 | esac |
| 474 | |
| 475 | # Export variables used by Kbuild for cross compilation |
| 476 | export ARCH="${karch}" |
| 477 | export CROSS_COMPILE="${cross_compile}" |
| 478 | |
| 479 | # Set arch specific values if we are not cross compiling |
| 480 | elif [ "x${arch}" != "x" ]; then |
| 481 | |
| 482 | case "$arch" in |
| 483 | "i386") |
| 484 | karch="x86" |
| 485 | vanilla_config="allyesconfig" |
| 486 | ubuntu_config="i386-config.flavour.generic" |
| 487 | ;; |
| 488 | |
| 489 | "amd64") |
| 490 | karch="x86" |
| 491 | vanilla_config="allyesconfig" |
| 492 | ubuntu_config="amd64-config.flavour.generic" |
| 493 | ;; |
| 494 | |
| 495 | "armhf") |
| 496 | karch="arm" |
| 497 | vanilla_config="allyesconfig" |
| 498 | ubuntu_config="armhf-config.flavour.generic" |
| 499 | ;; |
| 500 | |
| 501 | "arm64") |
| 502 | karch="arm64" |
| 503 | vanilla_config="allyesconfig" |
| 504 | ubuntu_config="arm64-config.flavour.generic" |
| 505 | ;; |
| 506 | |
| 507 | "powerpc") |
| 508 | karch="powerpc" |
| 509 | vanilla_config="allyesconfig" |
| 510 | ubuntu_config="powerpc-config.flavour.powerpc-smp" |
| 511 | ;; |
| 512 | |
| 513 | "ppc64el") |
| 514 | karch="powerpc" |
| 515 | vanilla_config="allyesconfig" |
| 516 | ubuntu_config="ppc64el-config.flavour.generic" |
| 517 | ;; |
| 518 | |
| 519 | *) |
| 520 | echo "Unsupported arch $arch" |
| 521 | exit 1 |
| 522 | ;; |
| 523 | esac |
| 524 | else |
| 525 | echo "Not arch or cross_arch specified" |
| 526 | exit 1 |
| 527 | fi |
| 528 | |
| 529 | |
| 530 | |
| 531 | # First get the kernel build from the object store, or build it, if it's |
| 532 | # not available. |
| 533 | |
| 534 | echo "# Setup endpoint |
| 535 | host_base = obj.internal.efficios.com |
| 536 | host_bucket = obj.internal.efficios.com |
| 537 | bucket_location = us-east-1 |
| 538 | use_https = True |
| 539 | |
| 540 | # Setup access keys |
| 541 | access_key = jenkins |
| 542 | secret_key = echo123456 |
| 543 | |
| 544 | # Enable S3 v4 signature APIs |
| 545 | signature_v2 = False" > "$WORKSPACE/.s3cfg" |
| 546 | |
| 547 | url_hash="$(echo -n "$kgitrepo/$ktag/$arch/$cross_arch" | md5sum | awk '{ print $1 }')" |
| 548 | obj_name="linux.tar.bz2" |
| 549 | obj_url_prefix="$OBJ_STORE_URL/linux-build/$url_hash" |
| 550 | obj_url="$obj_url_prefix/$obj_name" |
| 551 | |
| 552 | set +e |
| 553 | s3cmd -c "$WORKSPACE/.s3cfg" get "$obj_url" |
| 554 | ret=$? |
| 555 | set -e |
| 556 | |
| 557 | case "$ret" in |
| 558 | "0") |
| 559 | extract_archive_obj |
| 560 | ;; |
| 561 | |
| 562 | "12") |
| 563 | echo "File not found" |
| 564 | |
| 565 | # Build all the things and upload |
| 566 | # then finish the module build... |
| 567 | |
| 568 | git_clone_linux_sources |
| 569 | git_export_linux_sources |
| 570 | |
| 571 | select_compiler |
| 572 | |
| 573 | ## PREPARE FULL LINUX SOURCE TREE |
| 574 | build_linux_kernel |
| 575 | |
| 576 | ## EXTRACT DISTRO STYLE KERNEL HEADERS / DEVEL |
| 577 | extract_distro_headers |
| 578 | |
| 579 | tar_archive_obj |
| 580 | |
| 581 | upload_archive_obj |
| 582 | |
| 583 | ;; |
| 584 | |
| 585 | *) |
| 586 | echo "Unknown error? Abort" |
| 587 | exit 1 |
| 588 | ;; |
| 589 | esac |
| 590 | |
| 591 | select_compiler |
| 592 | |
| 593 | ## BUILD modules |
| 594 | # Either we downloaded a pre-build kernel or we built it and uploaded |
| 595 | # the archive for future builds. |
| 596 | |
| 597 | cd "$WORKSPACE" |
| 598 | |
| 599 | # Build modules against full kernel sources |
| 600 | build_modules "${LINUX_SRCOBJ_DIR}" "${MODULES_OUTPUT_KSRC_DIR}" |
| 601 | |
| 602 | # Build modules against kernel headers |
| 603 | build_modules "${LINUX_HDROBJ_DIR}" "${MODULES_OUTPUT_KHDR_DIR}" |
| 604 | |
| 605 | # Make sure some modules were actually built |
| 606 | tree "${MODULES_OUTPUT_KSRC_DIR}" |
| 607 | if [ "x$(find "${MODULES_OUTPUT_KSRC_DIR}" -name '*.ko*' -printf yes -quit)" != "xyes" ]; then |
| 608 | echo "No modules built!" |
| 609 | exit 1 |
| 610 | fi |
| 611 | |
| 612 | tree "${MODULES_OUTPUT_KHDR_DIR}" |
| 613 | if [ "x$(find "${MODULES_OUTPUT_KHDR_DIR}" -name '*.ko*' -printf yes -quit)" != "xyes" ]; then |
| 614 | echo "No modules built!" |
| 615 | exit 1 |
| 616 | fi |
| 617 | |
| 618 | # EOF |