feat(master): use Jinja2 downgrade workaround (3.0.x => 2.11.3)

Various discussions about the underlying issue:

* saltstack/salt#60188
* saltstack-formulas/postgres-formula#311
* saltstack-formulas/docker-formula#290

Dockerfile.apt

@@ -41,6 +41,11 @@ RUN apt-get update \
       apt-get update; \
       apt-get install --yes --no-install-recommends salt-minion; \
     fi \
+    # Use temporary workaround of downgrading Jinja2 for `master` image builds
+    # See https://github.com/saltstack/salt/issues/60188
+ && if [ "${SALT_VERSION}" = "master" ]; then \
+      pip3 install --no-cache-dir Jinja2==2.11.3; \
+    fi \
     # Disable salt's service as we don't need it running
  && systemctl disable salt-minion.service > /dev/null 2>&1 \
     # Remove unnecessary getty and udev targets that result in high CPU usage when using

Dockerfile.dnf

@@ -23,6 +23,11 @@ SHELL ["/bin/bash", "-x", "-o", "pipefail", "-c"]
 RUN dnf -y update && dnf -y install ${PKGS} --setopt=install_weak_deps=False && dnf clean all \
  && curl -L https://raw.githubusercontent.com/saltstack/salt-bootstrap/develop/bootstrap-salt.sh | \
     sh -s -- -XUdfPD -x python$PYTHON_VERSION $SALT_INSTALL_METHOD $SALT_VERSION \
+    # Use temporary workaround of downgrading Jinja2 for `master` image builds
+    # See https://github.com/saltstack/salt/issues/60188
+ && if [ "${SALT_VERSION}" = "master" ]; then \
+      pip3 install --no-cache-dir Jinja2==2.11.3; \
+    fi \
  && systemctl disable salt-minion.service > /dev/null 2>&1 \
     # Use the `LEGACY` crypto policy since Kitchen testing currently relies on
     # this keypair type (make the SSH policy in Fedora 33+ behave like Fedora 32)

Dockerfile.emg

@@ -37,6 +37,11 @@ RUN mkdir --parents /etc/portage/repos.conf \
  && emerge --noreplace --quiet --with-bdeps-auto=n ${PKGS} \
  && curl -L https://raw.githubusercontent.com/saltstack/salt-bootstrap/develop/bootstrap-salt.sh | \
     sh -s -- -XUdfPD -x python$PYTHON_VERSION $SALT_INSTALL_METHOD $SALT_VERSION \
+    # Use temporary workaround of downgrading Jinja2 for `master` image builds
+    # See https://github.com/saltstack/salt/issues/60188
+ && if [ "${SALT_VERSION}" = "master" ]; then \
+      pip3 install --no-cache-dir Jinja2==2.11.3; \
+    fi \
     # Generate locales
  && echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen && locale-gen \
     # Enable sshd and disable salt's service as we don't need it running

Dockerfile.pac

@@ -24,6 +24,11 @@ RUN pacman --noconfirm -Sy archlinux-keyring \
  && pacman --noconfirm -Syu ${PKGS} \
  && curl -L https://raw.githubusercontent.com/saltstack/salt-bootstrap/develop/bootstrap-salt.sh | \
     sh -s -- -XUdfPD -x python$PYTHON_VERSION $SALT_INSTALL_METHOD $SALT_VERSION \
+    # Use temporary workaround of downgrading Jinja2 for `master` image builds
+    # See https://github.com/saltstack/salt/issues/60188
+ && if [ "${SALT_VERSION}" = "master" ]; then \
+      pip3 install --no-cache-dir Jinja2==2.11.3; \
+    fi \
  && systemctl enable sshd \
  && systemctl disable salt-minion.service > /dev/null 2>&1 \
     # Remove unnecessary getty and udev targets that result in high CPU usage when using

Dockerfile.yum

@@ -69,6 +69,11 @@ RUN if [[ "${DISTRO_NAME}" = "centos" ]]; then \
       yum clean expire-cache; \
       yum -y install salt-minion; \
     fi \
+    # Use temporary workaround of downgrading Jinja2 for `master` image builds
+    # See https://github.com/saltstack/salt/issues/60188
+ && if [ "${SALT_VERSION}" = "master" ]; then \
+      pip3 install --no-cache-dir Jinja2==2.11.3; \
+    fi \
  && if command -v systemctl; then \
       systemctl disable salt-minion.service > /dev/null 2>&1; \
     elif [ -f "/etc/init.d/salt-minion" ]; then \

Dockerfile.zyp

@@ -35,6 +35,11 @@ RUN zypper refresh && zypper install --no-recommends -y ${PKGS} && zypper clean
     # https://github.com/saltstack/salt-bootstrap/blob/4310738bc4cf3b89b2873c0d66f71cbf0888edff/bootstrap-salt.sh#L323-L325
  && curl -L https://raw.githubusercontent.com/saltstack/salt-bootstrap/develop/bootstrap-salt.sh | \
     sh -s -- -XUdfPwD -x python$PYTHON_VERSION $SALT_INSTALL_METHOD $SALT_VERSION \
+    # Use temporary workaround of downgrading Jinja2 for `master` image builds
+    # See https://github.com/saltstack/salt/issues/60188
+ && if [ "${SALT_VERSION}" = "master" ]; then \
+      pip3 install --no-cache-dir Jinja2==2.11.3; \
+    fi \
  && systemctl disable salt-minion.service > /dev/null 2>&1 \
     # Remove unnecessary getty and udev targets that result in high CPU usage when using
     # multiple containers with Molecule or Kitchen (https://github.com/ansible/molecule/issues/1104)