Implement alternatives

This commit is contained in:
Charalampos Stratakis 2023-11-13 17:29:39 +01:00 committed by Tomáš Hrnčiar
parent 74f1210ece
commit 7f93ac678b

View File

@ -386,6 +386,14 @@ Patch415: 00415-cve-2023-27043-gh-102988-reject-malformed-addresses-in-email-par
# Descriptions, and metadata for subpackages # Descriptions, and metadata for subpackages
# ========================================== # ==========================================
# Require alternatives version that implements the --keep-foreign flag and fixes rhbz#2203820
Requires: alternatives >= 1.19.2-1
Requires(post): alternatives >= 1.19.2-1
Requires(postun): alternatives >= 1.19.2-1
# When the user tries to `yum install python`, yum will list this package among
# the possible alternatives
Provides: alternative-for(python)
%if %{with main_python} %if %{with main_python}
# Description for the python3X SRPM only: # Description for the python3X SRPM only:
@ -460,6 +468,7 @@ Documentation for Python is provided in the %{pkgname}-docs package.
Packages containing additional libraries for Python are generally named with Packages containing additional libraries for Python are generally named with
the "%{pkgname}-" prefix. the "%{pkgname}-" prefix.
For the unversioned "python" executable, see manual page "unversioned-python".
%if %{with main_python} %if %{with main_python}
# https://fedoraproject.org/wiki/Changes/Move_usr_bin_python_into_separate_package # https://fedoraproject.org/wiki/Changes/Move_usr_bin_python_into_separate_package
@ -540,6 +549,13 @@ Requires: (python3-rpm-macros if rpm-build)
# On Fedora, we keep this to avoid one additional round of %%generate_buildrequires. # On Fedora, we keep this to avoid one additional round of %%generate_buildrequires.
%{!?rhel:Requires: (pyproject-rpm-macros if rpm-build)} %{!?rhel:Requires: (pyproject-rpm-macros if rpm-build)}
# Require alternatives version that implements the --keep-foreign flag and fixes rhbz#2203820
Requires(postun): alternatives >= 1.19.2-1
# python3.12 installs the alternatives master symlink to which we attach a slave
Requires(post): %{pkgname}
Requires(postun): %{pkgname}
%unversioned_obsoletes_of_python3_X_if_main devel %unversioned_obsoletes_of_python3_X_if_main devel
%if %{with main_python} %if %{with main_python}
@ -587,6 +603,13 @@ Provides: idle = %{version}-%{release}
Provides: %{pkgname}-tools = %{version}-%{release} Provides: %{pkgname}-tools = %{version}-%{release}
Provides: %{pkgname}-tools%{?_isa} = %{version}-%{release} Provides: %{pkgname}-tools%{?_isa} = %{version}-%{release}
# Require alternatives version that implements the --keep-foreign flag and fixes rhbz#2203820
Requires(postun): alternatives >= 1.19.2-1
# python3.12 installs the alternatives master symlink to which we attach a slave
Requires(post): %{pkgname}
Requires(postun): %{pkgname}
%description -n %{pkgname}-idle %description -n %{pkgname}-idle
IDLE is Pythons Integrated Development and Learning Environment. IDLE is Pythons Integrated Development and Learning Environment.
@ -658,6 +681,13 @@ Requires: %{pkgname}-idle%{?_isa} = %{version}-%{release}
%unversioned_obsoletes_of_python3_X_if_main debug %unversioned_obsoletes_of_python3_X_if_main debug
# Require alternatives version that implements the --keep-foreign flag and fixes rhbz#2203820
Requires(postun): alternatives >= 1.19.2-1
# python3.12 installs the alternatives master symlink to which we attach a slave
Requires(post): %{pkgname}
Requires(postun): %{pkgname}
%description -n %{pkgname}-debug %description -n %{pkgname}-debug
python3-debug provides a version of the Python runtime with numerous debugging python3-debug provides a version of the Python runtime with numerous debugging
features enabled, aimed at advanced Python users such as developers of Python features enabled, aimed at advanced Python users such as developers of Python
@ -1123,6 +1153,19 @@ mkdir -p %{buildroot}%{_rpmconfigdir}/redhat
install -m 644 %{SOURCE4} %{buildroot}%{_rpmconfigdir}/redhat/ install -m 644 %{SOURCE4} %{buildroot}%{_rpmconfigdir}/redhat/
install -m 644 %{SOURCE5} %{buildroot}%{_rpmconfigdir}/redhat/ install -m 644 %{SOURCE5} %{buildroot}%{_rpmconfigdir}/redhat/
# All ghost files controlled by alternatives need to exist for the files
# section check to succeed
# - Don't list /usr/bin/python as a ghost file so `yum install /usr/bin/python`
# doesn't install this package
touch %{buildroot}%{_bindir}/unversioned-python
touch %{buildroot}%{_mandir}/man1/python.1.gz
touch %{buildroot}%{_bindir}/python3
touch %{buildroot}%{_mandir}/man1/python3.1.gz
touch %{buildroot}%{_bindir}/pydoc3
touch %{buildroot}%{_bindir}/pydoc-3
touch %{buildroot}%{_bindir}/idle3
touch %{buildroot}%{_bindir}/python3-config
# ====================================================== # ======================================================
# Checks for packaging issues # Checks for packaging issues
# ====================================================== # ======================================================
@ -1207,6 +1250,101 @@ CheckPython optimized
%endif # with tests %endif # with tests
# ======================================================
# Scriptlets for alternatives on rhel8
# ======================================================
%post
# Alternative for /usr/bin/python -> /usr/bin/python3 + man page
alternatives --install %{_bindir}/unversioned-python \
python \
%{_bindir}/python3 \
300 \
--slave %{_bindir}/python \
unversioned-python \
%{_bindir}/python3 \
--slave %{_mandir}/man1/python.1.gz \
unversioned-python-man \
%{_mandir}/man1/python3.1.gz
# Alternative for /usr/bin/python -> /usr/bin/python3.12 + man page
alternatives --install %{_bindir}/unversioned-python \
python \
%{_bindir}/python3.12 \
211 \
--slave %{_bindir}/python \
unversioned-python \
%{_bindir}/python3.12 \
--slave %{_mandir}/man1/python.1.gz \
unversioned-python-man \
%{_mandir}/man1/python3.12.1.gz
# Alternative for /usr/bin/python3 -> /usr/bin/python3.12 + related files
# Create only if it doesn't exist already
EXISTS=`alternatives --display python3 | \
grep -c "^/usr/bin/python3.12 - priority [0-9]*"`
if [ $EXISTS -eq 0 ]; then
alternatives --install %{_bindir}/python3 \
python3 \
%{_bindir}/python3.12 \
31200 \
--slave %{_mandir}/man1/python3.1.gz \
python3-man \
%{_mandir}/man1/python3.12.1.gz \
--slave %{_bindir}/pydoc3 \
pydoc3 \
%{_bindir}/pydoc3.12 \
--slave %{_bindir}/pydoc-3 \
pydoc-3 \
%{_bindir}/pydoc3.12
fi
%postun
# Do this only during uninstall process (not during update)
if [ $1 -eq 0 ]; then
alternatives --keep-foreign --remove python \
%{_bindir}/python3.12
alternatives --keep-foreign --remove python3 \
%{_bindir}/python3.12
# Remove link python → python3 if no other python3.* exists
if ! alternatives --display python3 > /dev/null; then
alternatives --keep-foreign --remove python \
%{_bindir}/python3
fi
fi
%post devel
alternatives --add-slave python3 %{_bindir}/python3.12 \
%{_bindir}/python3-config \
python3-config \
%{_bindir}/python3.12-config
%postun devel
# Do this only during uninstall process (not during update)
if [ $1 -eq 0 ]; then
alternatives --keep-foreign --remove-slave python3 %{_bindir}/python3.12 \
python3-config
fi
%post idle
alternatives --add-slave python3 %{_bindir}/python3.12 \
%{_bindir}/idle3 \
idle3 \
%{_bindir}/idle3.12
%postun idle
# Do this only during uninstall process (not during update)
if [ $1 -eq 0 ]; then
alternatives --keep-foreign --remove-slave python3 %{_bindir}/python3.12 \
idle3
fi
# ======================================================
# Files for each RPM (sub)package
# ======================================================
%files -n %{pkgname}-rpm-macros %files -n %{pkgname}-rpm-macros
%{rpmmacrodir}/macros.python%{pybasever} %{rpmmacrodir}/macros.python%{pybasever}
@ -1217,6 +1355,14 @@ CheckPython optimized
%files -n %{pkgname} %files -n %{pkgname}
%doc README.rst %doc README.rst
# Alternatives
%ghost %{_bindir}/unversioned-python
%ghost %{_mandir}/man1/python.1.gz
%ghost %{_bindir}/python3
%ghost %{_mandir}/man1/python3.1.gz
%ghost %{_bindir}/pydoc3
%ghost %{_bindir}/pydoc-3
%if %{with main_python} %if %{with main_python}
%{_bindir}/pydoc* %{_bindir}/pydoc*
%{_bindir}/python3 %{_bindir}/python3
@ -1512,6 +1658,9 @@ CheckPython optimized
%{_bindir}/python%{pybasever}-config %{_bindir}/python%{pybasever}-config
%{_bindir}/python%{LDVERSION_optimized}-config %{_bindir}/python%{LDVERSION_optimized}-config
%{_bindir}/python%{LDVERSION_optimized}-*-config %{_bindir}/python%{LDVERSION_optimized}-*-config
# Alternatives
%ghost %{_bindir}/python3-config
%{_libdir}/libpython%{LDVERSION_optimized}.so %{_libdir}/libpython%{LDVERSION_optimized}.so
%{_libdir}/pkgconfig/python-%{LDVERSION_optimized}.pc %{_libdir}/pkgconfig/python-%{LDVERSION_optimized}.pc
%{_libdir}/pkgconfig/python-%{LDVERSION_optimized}-embed.pc %{_libdir}/pkgconfig/python-%{LDVERSION_optimized}-embed.pc
@ -1524,6 +1673,8 @@ CheckPython optimized
%{_bindir}/idle* %{_bindir}/idle*
%else %else
%{_bindir}/idle%{pybasever} %{_bindir}/idle%{pybasever}
# Alternatives
%ghost %{_bindir}/idle3
%endif %endif
%{pylibdir}/idlelib %{pylibdir}/idlelib