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From: Jan Kiszka <jan.kiszka@siemens.com>
To: cedric_hombourger@mentor.com, isar-users <isar-users@googlegroups.com>
Subject: Re: [PATCH] Merge patch and unpack tasks
Date: Fri, 8 Mar 2019 17:34:23 +0100	[thread overview]
Message-ID: <978c3d20-9b9e-38fb-9ec2-6a7e3e8cb29c@siemens.com> (raw)
In-Reply-To: <45574f61-229f-442a-b648-81bacc5fdfdb@googlegroups.com>

On 08.03.19 16:58, cedric_hombourger@mentor.com wrote:
> Would it be acceptable to have do_patch() use quilt?
> If I am not mistaken, do_patch could then start with "quilt pop -a" to remove 
> all patches from a previous run?
> 

Yes, something along that line. Adds a dependency, but that should be no issue.

OE uses quilt or git IIRC, depending on what is patched. I need to check again 
how hard it would be to port that logic over.

Jan

> 
> On Monday, March 4, 2019 at 10:12:01 AM UTC+1, Jan Kiszka wrote:
> 
>     On 04.03.19 09:51, [ext] Claudius Heine wrote:
>      > Hi Jan,
>      >
>      > On 23/02/2019 11.44, Jan Kiszka wrote:
>      >> From: Jan Kiszka <jan.k...@siemens.com <javascript:>>
>      >>
>      >> Our patch implementations does not support rolling back previously
>      >> applied patches, thus fails on patch updates without a rerun of unpack.
>      >> Avoid this by moving both steps into the same task.
>      >
>      > IMO merging multiple conceptual different tasks into one is a step back,
>      > especially with such a fundamental task as do_patch.
>      >
>      > If our implementation lacks behind the one in OE, why not copy stuff from
>     there
>      > instead?
> 
>     Because it's OE and not Isar. I would have copied things already if they were
>     well isolated on the OE side. But there seem to be more complex dependencies
>     that need to be resolved - or we need a conceptually equivalent solution. We
>     likely need to go that path as we need to account for the debian source package
>     use case as well.
> 
>     Jan
> 
>      >
>      > If that is just impossible for whatever reason, then I would rather bind
>     those
>      > tasks together with [postfuncs]. That would allow each function to be
>     customized
>      > from other layers if necessary.
>      >
>      > regards,
>      > Claudius
>      >
>      >>
>      >> Signed-off-by: Jan Kiszka <jan.k...@siemens.com <javascript:>>
>      >> ---
>      >>   meta/classes/base.bbclass                      | 47
>     ++++++++++++++++++----
>      >>   meta/classes/dpkg-base.bbclass                     |  9 ++---
>      >>   meta/classes/dpkg-raw.bbclass                      |  2 +-
>      >>   meta/classes/fit-img.bbclass                      |  2 +-
>      >>   meta/classes/image.bbclass                      |  2 +-
>      >>   meta/classes/patch.bbclass                      | 33 ---------------
>      >>   meta/classes/template.bbclass                      |  2 +-
>      >>   meta/classes/ubi-img.bbclass                      |  2 +-
>      >>   .../isar-bootstrap/isar-bootstrap-host.bb
>     <http://isar-bootstrap-host.bb>          |  2 +-
>      >>   .../isar-bootstrap/isar-bootstrap-target.bb
>     <http://isar-bootstrap-target.bb>        |  2 +-
>      >>   .../recipes-core/isar-bootstrap/isar-bootstrap.inc |  2 +-
>      >>   meta/recipes-devtools/isar-apt/isar-apt.bb
>     <http://isar-apt.bb>         |  2 +-
>      >>   .../isar-cfg-localepurge/isar-cfg-localepurge.bb
>     <http://isar-cfg-localepurge.bb>   |  2 +-
>      >>   13 files changed, 52 insertions(+), 57 deletions(-)
>      >>   delete mode 100644 meta/classes/patch.bbclass
>      >>
>      >> diff --git a/meta/classes/base.bbclass b/meta/classes/base.bbclass
>      >> index 4279a68..7bdaf37 100644
>      >> --- a/meta/classes/base.bbclass
>      >> +++ b/meta/classes/base.bbclass
>      >> @@ -1,4 +1,5 @@
>      >>   # Copyright (C) 2003  Chris Larson
>      >> +# Copyright (c) Siemens AG, 2018
>      >>   #
>      >>   # Permission is hereby granted, free of charge, to any person obtaining a
>      >>   # copy of this software and associated documentation files (the
>     "Software"),
>      >> @@ -17,6 +18,8 @@
>      >>   # OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
>      >>   # ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
>      >>   # OTHER DEALINGS IN THE SOFTWARE.
>      >> +#
>      >> +# SPDX-License-Identifier: MIT
>      >>
>      >>   THISDIR = "${@os.path.dirname(d.getVar('FILE', True))}"
>      >>
>      >> @@ -135,25 +138,53 @@ python do_fetch() {
>      >>
>      >>   addtask fetch before do_build
>      >>
>      >> -do_unpack[dirs] = "${WORKDIR}"
>      >> -do_unpack[stamp-extra-info] = "${DISTRO}-${DISTRO_ARCH}"
>      >> +do_unpack_and_patch[dirs] = "${WORKDIR}"
>      >> +do_unpack_and_patch[stamp-extra-info] = "${DISTRO}-${DISTRO_ARCH}"
>      >>
>      >> -# Unpack package and put it into working directory
>      >> -python do_unpack() {
>      >> -    src_uri = (d.getVar('SRC_URI', True) or "").split()
>      >> -    if len(src_uri) == 0:
>      >> +# Unpack package, put it into working directory, and apply potential
>     patches
>      >> +python do_unpack_and_patch() {
>      >> +    import subprocess
>      >> +
>      >> +    src_uris = (d.getVar('SRC_URI', True) or "").split()
>      >> +    if len(src_uris) == 0:
>      >>           return
>      >>
>      >>       rootdir = d.getVar('WORKDIR', True)
>      >> +    src_dir = d.getVar("S", True)
>      >>
>      >> +    # unpack src_uris
>      >>       try:
>      >> -        fetcher = bb.fetch2.Fetch(src_uri, d)
>      >> +        fetcher = bb.fetch2.Fetch(src_uris, d)
>      >>           fetcher.unpack(rootdir)
>      >>       except bb.fetch2.BBFetchException as e:
>      >>           raise bb.build.FuncFailed(e)
>      >> +
>      >> +    # apply patches
>      >> +    for src_uri in src_uris:
>      >> +        try:
>      >> +            fetcher = bb.fetch2.Fetch([src_uri], d)
>      >> +
>      >> +            apply = fetcher.ud[src_uri].parm.get("apply")
>      >> +            if apply == "no":
>      >> +                continue
>      >> +
>      >> +            basename = fetcher.ud[src_uri].basename or ""
>      >> +            if not (basename.endswith(".patch") or apply == "yes"):
>      >> +                continue
>      >> +
>      >> +            striplevel = fetcher.ud[src_uri].parm.get("striplevel") or "1"
>      >> +
>      >> +            cmd = "patch --no-backup-if-mismatch -p " + striplevel + \
>      >> +                  " --directory " + src_dir + \
>      >> +                  " --input " + rootdir + '/' + basename
>      >> +            bb.note(cmd)
>      >> +            if subprocess.call(cmd, shell=True) != 0:
>      >> +                bb.fatal("patching failed")
>      >> +        except bb.fetch2.BBFetchException as e:
>      >> +            raise bb.build.FuncFailed(e)
>      >>   }
>      >>
>      >> -addtask unpack after do_fetch before do_build
>      >> +addtask unpack_and_patch after do_fetch before do_build
>      >>
>      >>   addtask build
>      >>   do_build[dirs] = "${TOPDIR}"
>      >> diff --git a/meta/classes/dpkg-base.bbclass
>     b/meta/classes/dpkg-base.bbclass
>      >> index 742b8ad..8ef1f06 100644
>      >> --- a/meta/classes/dpkg-base.bbclass
>      >> +++ b/meta/classes/dpkg-base.bbclass
>      >> @@ -15,12 +15,9 @@ do_adjust_git() {
>      >>       fi
>      >>   }
>      >>
>      >> -addtask adjust_git after do_unpack before do_patch
>      >> +addtask adjust_git after do_unpack_and_patch before do_prepare_build
>      >>   do_adjust_git[stamp-extra-info] = "${DISTRO}-${DISTRO_ARCH}"
>      >>
>      >> -inherit patch
>      >> -addtask patch after do_adjust_git before do_build
>      >> -
>      >>   SRC_APT ?= ""
>      >>
>      >>   do_apt_fetch[depends] = "buildchroot-target:do_build"
>      >> @@ -40,7 +37,7 @@ do_apt_fetch() {
>      >>       dpkg_undo_mounts
>      >>   }
>      >>
>      >> -addtask apt_fetch after do_unpack before do_patch
>      >> +addtask apt_fetch before do_unpack_and_patch
>      >>   do_apt_fetch[lockfiles] += "${REPO_ISAR_DIR}/isar.lock"
>      >>   do_apt_fetch[stamp-extra-info] = "${DISTRO}-${DISTRO_ARCH}"
>      >>
>      >> @@ -64,7 +61,7 @@ do_prepare_build() {
>      >>       true
>      >>   }
>      >>
>      >> -addtask prepare_build after do_patch do_transform_template before do_build
>      >> +addtask prepare_build after do_unpack_and_patch do_transform_template
>     before
>      >> do_build
>      >>   do_prepare_build[stamp-extra-info] = "${DISTRO}-${DISTRO_ARCH}"
>      >>   # If Isar recipes depend on each other, they typically need the package
>      >>   # deployed to isar-apt
>      >> diff --git a/meta/classes/dpkg-raw.bbclass b/meta/classes/dpkg-raw.bbclass
>      >> index ea03ea4..e63ba1d 100644
>      >> --- a/meta/classes/dpkg-raw.bbclass
>      >> +++ b/meta/classes/dpkg-raw.bbclass
>      >> @@ -17,7 +17,7 @@ do_install() {
>      >>
>      >>   do_install[cleandirs] = "${D}"
>      >>   do_install[stamp-extra-info] = "${DISTRO}-${DISTRO_ARCH}"
>      >> -addtask install after do_unpack before do_prepare_build
>      >> +addtask install after do_unpack_and_patch before do_prepare_build
>      >>
>      >>   do_prepare_build[cleandirs] += "${D}/debian"
>      >>   do_prepare_build() {
>      >> diff --git a/meta/classes/fit-img.bbclass b/meta/classes/fit-img.bbclass
>      >> index edca09f..97f1d1a 100644
>      >> --- a/meta/classes/fit-img.bbclass
>      >> +++ b/meta/classes/fit-img.bbclass
>      >> @@ -29,4 +29,4 @@ do_fit_image() {
>      >>       sudo chroot ${BUILDCHROOT_DIR} /usr/bin/mkimage ${MKIMAGE_ARGS} \
>      >>                   -f '${PP_WORK}/${FIT_IMAGE_SOURCE}'
>      >> '${PP_DEPLOY}/${FIT_IMAGE_FILE}'
>      >>   }
>      >> -addtask fit_image before do_build after do_copy_boot_files
>      >> do_install_imager_deps do_unpack do_transform_template
>      >> +addtask fit_image before do_build after do_copy_boot_files
>      >> do_install_imager_deps do_unpack_and_patch do_transform_template
>      >> diff --git a/meta/classes/image.bbclass b/meta/classes/image.bbclass
>      >> index 574fb46..a5952eb 100644
>      >> --- a/meta/classes/image.bbclass
>      >> +++ b/meta/classes/image.bbclass
>      >> @@ -92,7 +92,7 @@ do_rootfs() {
>      >>       die "No root filesystem function defined, please implement in your
>     recipe"
>      >>   }
>      >>
>      >> -addtask rootfs before do_build after do_unpack
>      >> +addtask rootfs before do_build after do_unpack_and_patch
>      >>   do_rootfs[deptask] = "do_deploy_deb"
>      >>
>      >>   do_mark_rootfs() {
>      >> diff --git a/meta/classes/patch.bbclass b/meta/classes/patch.bbclass
>      >> deleted file mode 100644
>      >> index 0bc449f..0000000
>      >> --- a/meta/classes/patch.bbclass
>      >> +++ /dev/null
>      >> @@ -1,33 +0,0 @@
>      >> -# This software is a part of ISAR.
>      >> -# Copyright (c) Siemens AG, 2018
>      >> -
>      >> -python do_patch() {
>      >> -    import subprocess
>      >> -
>      >> -    workdir = d.getVar("WORKDIR", True) + "/"
>      >> -    src_dir = d.getVar("S", True)
>      >> -
>      >> -    for src_uri in (d.getVar("SRC_URI", True) or "").split():
>      >> -        try:
>      >> -            fetcher = bb.fetch2.Fetch([src_uri], d)
>      >> -
>      >> -            apply = fetcher.ud[src_uri].parm.get("apply")
>      >> -            if apply == "no":
>      >> -                continue
>      >> -
>      >> -            basename = fetcher.ud[src_uri].basename or ""
>      >> -            if not (basename.endswith(".patch") or apply == "yes"):
>      >> -                continue
>      >> -
>      >> -            striplevel = fetcher.ud[src_uri].parm.get("striplevel") or "1"
>      >> -
>      >> -            cmd = "patch --no-backup-if-mismatch -p " + striplevel + \
>      >> -                  " --directory " + src_dir + " --input " + workdir +
>     basename
>      >> -            bb.note(cmd)
>      >> -            if subprocess.call(cmd, shell=True) != 0:
>      >> -                bb.fatal("patching failed")
>      >> -        except bb.fetch2.BBFetchException as e:
>      >> -            raise bb.build.FuncFailed(e)
>      >> -}
>      >> -
>      >> -do_patch[stamp-extra-info] = "${DISTRO}-${DISTRO_ARCH}"
>      >> diff --git a/meta/classes/template.bbclass b/meta/classes/template.bbclass
>      >> index 324511a..8846ab0 100644
>      >> --- a/meta/classes/template.bbclass
>      >> +++ b/meta/classes/template.bbclass
>      >> @@ -59,4 +59,4 @@ python do_transform_template() {
>      >>               if process.wait() != 0:
>      >>                   bb.fatal("processing of template failed")
>      >>   }
>      >> -addtask do_transform_template after do_unpack
>      >> +addtask do_transform_template after do_unpack_and_patch
>      >> diff --git a/meta/classes/ubi-img.bbclass b/meta/classes/ubi-img.bbclass
>      >> index f61a940..f06ab04 100644
>      >> --- a/meta/classes/ubi-img.bbclass
>      >> +++ b/meta/classes/ubi-img.bbclass
>      >> @@ -32,4 +32,4 @@ do_ubi_image() {
>      >>       sudo chroot ${BUILDCHROOT_DIR} /usr/sbin/ubinize ${UBINIZE_ARGS} \
>      >>                   -o '${PP_DEPLOY}/${UBI_IMAGE_FILE}'
>     '${PP_WORK}/${UBINIZE_CFG}'
>      >>   }
>      >> -addtask ubi_image before do_build after do_copy_boot_files
>      >> do_install_imager_deps do_unpack do_transform_template
>      >> +addtask ubi_image before do_build after do_copy_boot_files
>      >> do_install_imager_deps do_unpack_and_patch do_transform_template
>      >> diff --git a/meta/recipes-core/isar-bootstrap/isar-bootstrap-host.bb
>     <http://isar-bootstrap-host.bb>
>      >> b/meta/recipes-core/isar-bootstrap/isar-bootstrap-host.bb
>     <http://isar-bootstrap-host.bb>
>      >> index a793585..da6d5e1 100644
>      >> --- a/meta/recipes-core/isar-bootstrap/isar-bootstrap-host.bb
>     <http://isar-bootstrap-host.bb>
>      >> +++ b/meta/recipes-core/isar-bootstrap/isar-bootstrap-host.bb
>     <http://isar-bootstrap-host.bb>
>      >> @@ -40,7 +40,7 @@ python do_apt_config_prepare() {
>      >>           aggregate_files(d, apt_sources_list, apt_sources_init_out)
>      >>           aggregate_aptsources_list(d, apt_sources_list, apt_sources_out)
>      >>   }
>      >> -addtask apt_config_prepare before do_bootstrap after do_unpack
>      >> +addtask apt_config_prepare before do_bootstrap after do_unpack_and_patch
>      >>
>      >>   OVERRIDES_append = ":${@get_distro_needs_https_support(d, True)}"
>      >>
>      >> diff --git a/meta/recipes-core/isar-bootstrap/isar-bootstrap-target.bb
>     <http://isar-bootstrap-target.bb>
>      >> b/meta/recipes-core/isar-bootstrap/isar-bootstrap-target.bb
>     <http://isar-bootstrap-target.bb>
>      >> index bec6fa8..b338adf 100644
>      >> --- a/meta/recipes-core/isar-bootstrap/isar-bootstrap-target.bb
>     <http://isar-bootstrap-target.bb>
>      >> +++ b/meta/recipes-core/isar-bootstrap/isar-bootstrap-target.bb
>     <http://isar-bootstrap-target.bb>
>      >> @@ -39,7 +39,7 @@ python do_apt_config_prepare() {
>      >>           aggregate_files(d, apt_sources_list, apt_sources_init_out)
>      >>           aggregate_aptsources_list(d, apt_sources_list, apt_sources_out)
>      >>   }
>      >> -addtask apt_config_prepare before do_bootstrap after do_unpack
>      >> +addtask apt_config_prepare before do_bootstrap after do_unpack_and_patch
>      >>
>      >>   OVERRIDES_append = ":${@get_distro_needs_https_support(d, False)}"
>      >>
>      >> diff --git a/meta/recipes-core/isar-bootstrap/isar-bootstrap.inc
>      >> b/meta/recipes-core/isar-bootstrap/isar-bootstrap.inc
>      >> index 234d339..15995d4 100644
>      >> --- a/meta/recipes-core/isar-bootstrap/isar-bootstrap.inc
>      >> +++ b/meta/recipes-core/isar-bootstrap/isar-bootstrap.inc
>      >> @@ -184,7 +184,7 @@ do_generate_keyring() {
>      >>           done
>      >>       fi
>      >>   }
>      >> -addtask generate_keyring before do_build after do_unpack
>      >> +addtask generate_keyring before do_build after do_unpack_and_patch
>      >>
>      >>
>      >>
>      >> diff --git a/meta/recipes-devtools/isar-apt/isar-apt.bb
>     <http://isar-apt.bb>
>      >> b/meta/recipes-devtools/isar-apt/isar-apt.bb <http://isar-apt.bb>
>      >> index a959691..aea7ff7 100644
>      >> --- a/meta/recipes-devtools/isar-apt/isar-apt.bb <http://isar-apt.bb>
>      >> +++ b/meta/recipes-devtools/isar-apt/isar-apt.bb <http://isar-apt.bb>
>      >> @@ -26,4 +26,4 @@ do_cache_config() {
>      >>       fi
>      >>   }
>      >>
>      >> -addtask cache_config after do_unpack before do_build
>      >> +addtask cache_config after do_unpack_and_patch before do_build
>      >> diff --git
>     a/meta/recipes-support/isar-cfg-localepurge/isar-cfg-localepurge.bb
>     <http://isar-cfg-localepurge.bb>
>      >> b/meta/recipes-support/isar-cfg-localepurge/isar-cfg-localepurge.bb
>     <http://isar-cfg-localepurge.bb>
>      >> index 62b4b2d..b231e1b 100644
>      >> --- a/meta/recipes-support/isar-cfg-localepurge/isar-cfg-localepurge.bb
>     <http://isar-cfg-localepurge.bb>
>      >> +++ b/meta/recipes-support/isar-cfg-localepurge/isar-cfg-localepurge.bb
>     <http://isar-cfg-localepurge.bb>
>      >> @@ -55,7 +55,7 @@ do_gen_config() {
>      >>           ${@get_nopurge(d)}
>      >>       __EOF__
>      >>   }
>      >> -addtask gen_config after do_unpack before do_install
>      >> +addtask gen_config after do_unpack_and_patch before do_install
>      >>
>      >>   do_install() {
>      >>       install -v -d ${D}/usr/lib/${PN}
>      >> --
>      >> 2.16.4
>      >>
> 
>     -- 
>     Siemens AG, Corporate Technology, CT RDA IOT SES-DE
>     Corporate Competence Center Embedded Linux
> 
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-- 
Siemens AG, Corporate Technology, CT RDA IOT SES-DE
Corporate Competence Center Embedded Linux

      reply	other threads:[~2019-03-08 16:34 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-23 10:44 Jan Kiszka
2019-02-25  9:47 ` Henning Schild
2019-02-25 10:01   ` Jan Kiszka
2019-03-04  8:51 ` Claudius Heine
2019-03-04  9:11   ` Jan Kiszka
2019-03-08 15:58     ` cedric_hombourger
2019-03-08 16:34       ` Jan Kiszka [this message]

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