certbot/letsencrypt-auto-source/pieces/bootstrappers/rpm_python3_legacy.sh
Adrien Ferrand e84ed49c56
Fix certbot-auto regarding python 3.4 -> python 3.6 migration for CentOS 6 users (#7519)
* Revert "Add back Python 3.4 support (#7510)"

This reverts commit 9b848b1d65.

* Fix certbot-auto

* Use a more consistent way to enable rh-python36

* Avoid to call CompareVersions unecessarily

* Control rh-python36 exit code

* Fix travis config

* Remove vscode config

* Ignore vscode

* Fix merge conflicts regarding #7587 (#70)

* Add changelog entry

* Finish sentence

* Update certbot/CHANGELOG.md

Co-Authored-By: Joona Hoikkala <joohoi@users.noreply.github.com>

* Update letsencrypt-auto-source/tests/centos6_tests.sh

Co-Authored-By: Joona Hoikkala <joohoi@users.noreply.github.com>

* Update letsencrypt-auto-source/tests/centos6_tests.sh

Co-Authored-By: Joona Hoikkala <joohoi@users.noreply.github.com>

* Update letsencrypt-auto-source/tests/centos6_tests.sh

Co-Authored-By: Joona Hoikkala <joohoi@users.noreply.github.com>

* Update letsencrypt-auto-source/tests/centos6_tests.sh

Co-Authored-By: Joona Hoikkala <joohoi@users.noreply.github.com>

* Update letsencrypt-auto-source/tests/centos6_tests.sh

Co-Authored-By: Joona Hoikkala <joohoi@users.noreply.github.com>

* Update comments

* Improve warning message

* Update changelog

Co-authored-by: Joona Hoikkala <joohoi@users.noreply.github.com>
2020-01-13 09:24:41 +01:00

78 lines
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# If new packages are installed by BootstrapRpmPython3 below, this version
# number must be increased.
BOOTSTRAP_RPM_PYTHON3_LEGACY_VERSION=1
# Checks if rh-python36 can be installed.
Python36SclIsAvailable() {
InitializeRPMCommonBase >/dev/null 2>&1;
if "${TOOL}" list rh-python36 >/dev/null 2>&1; then
return 0
fi
if "${TOOL}" list centos-release-scl >/dev/null 2>&1; then
return 0
fi
return 1
}
# Try to enable rh-python36 from SCL if it is necessary and possible.
EnablePython36SCL() {
if "$EXISTS" python3.6 > /dev/null 2> /dev/null; then
return 0
fi
if [ ! -f /opt/rh/rh-python36/enable ]; then
return 0
fi
set +e
if ! . /opt/rh/rh-python36/enable; then
error 'Unable to enable rh-python36!'
exit 1
fi
set -e
}
# This bootstrap concerns old RedHat-based distributions that do not ship by default
# with Python 2.7, but only Python 2.6. We bootstrap them by enabling SCL and installing
# Python 3.6. Some of these distributions are: CentOS/RHEL/OL/SL 6.
BootstrapRpmPython3Legacy() {
# Tested with:
# - CentOS 6
InitializeRPMCommonBase
if ! "${TOOL}" list rh-python36 >/dev/null 2>&1; then
echo "To use Certbot on this operating system, packages from the SCL repository need to be installed."
if ! "${TOOL}" list centos-release-scl >/dev/null 2>&1; then
error "Enable the SCL repository and try running Certbot again."
exit 1
fi
if [ "${ASSUME_YES}" = 1 ]; then
/bin/echo -n "Enabling the SCL repository in 3 seconds... (Press Ctrl-C to cancel)"
sleep 1s
/bin/echo -ne "\e[0K\rEnabling the SCL repository in 2 seconds... (Press Ctrl-C to cancel)"
sleep 1s
/bin/echo -e "\e[0K\rEnabling the SCL repository in 1 second... (Press Ctrl-C to cancel)"
sleep 1s
fi
if ! "${TOOL}" install "${YES_FLAG}" "${QUIET_FLAG}" centos-release-scl; then
error "Could not enable SCL. Aborting bootstrap!"
exit 1
fi
fi
# CentOS 6 must use rh-python36 from SCL
if "${TOOL}" list rh-python36 >/dev/null 2>&1; then
python_pkgs="rh-python36-python
rh-python36-python-virtualenv
rh-python36-python-devel
"
else
error "No supported Python package available to install. Aborting bootstrap!"
exit 1
fi
BootstrapRpmCommonBase "${python_pkgs}"
# Enable SCL rh-python36 after bootstrapping.
EnablePython36SCL
}