Keep the systemctl workaround always -- it's included in the new 3.6.22...

Author: tianon

3.6/Dockerfile

@@ -87,12 +87,15 @@ RUN set -x \
 # installing "mongodb-enterprise" pulls in "tzdata" which prompts for input
 	&& export DEBIAN_FRONTEND=noninteractive \
 	&& apt-get update \
+# starting with MongoDB 4.3 (and backported to 4.0 and 4.2 *and* 3.6??), the postinst for server includes an unconditional "systemctl daemon-reload" (and we don't have anything for "systemctl" to talk to leading to dbus errors and failed package installs)
+	&& ln -s /bin/true /usr/local/bin/systemctl \
 	&& apt-get install -y \
 		${MONGO_PACKAGE}=$MONGO_VERSION \
 		${MONGO_PACKAGE}-server=$MONGO_VERSION \
 		${MONGO_PACKAGE}-shell=$MONGO_VERSION \
 		${MONGO_PACKAGE}-mongos=$MONGO_VERSION \
 		${MONGO_PACKAGE}-tools=$MONGO_VERSION \
+	&& rm -f /usr/local/bin/systemctl \
 	&& rm -rf /var/lib/apt/lists/* \
 	&& rm -rf /var/lib/mongodb \
 	&& mv /etc/mongod.conf /etc/mongod.conf.orig

4.0/Dockerfile

@@ -87,7 +87,7 @@ RUN set -x \
 # installing "mongodb-enterprise" pulls in "tzdata" which prompts for input
 	&& export DEBIAN_FRONTEND=noninteractive \
 	&& apt-get update \
-# starting with MongoDB 4.3, the postinst for server includes "systemctl daemon-reload" (and we don't have "systemctl")
+# starting with MongoDB 4.3 (and backported to 4.0 and 4.2 *and* 3.6??), the postinst for server includes an unconditional "systemctl daemon-reload" (and we don't have anything for "systemctl" to talk to leading to dbus errors and failed package installs)
 	&& ln -s /bin/true /usr/local/bin/systemctl \
 	&& apt-get install -y \
 		${MONGO_PACKAGE}=$MONGO_VERSION \

4.2/Dockerfile

@@ -87,7 +87,7 @@ RUN set -x \
 # installing "mongodb-enterprise" pulls in "tzdata" which prompts for input
 	&& export DEBIAN_FRONTEND=noninteractive \
 	&& apt-get update \
-# starting with MongoDB 4.3, the postinst for server includes "systemctl daemon-reload" (and we don't have "systemctl")
+# starting with MongoDB 4.3 (and backported to 4.0 and 4.2 *and* 3.6??), the postinst for server includes an unconditional "systemctl daemon-reload" (and we don't have anything for "systemctl" to talk to leading to dbus errors and failed package installs)
 	&& ln -s /bin/true /usr/local/bin/systemctl \
 	&& apt-get install -y \
 		${MONGO_PACKAGE}=$MONGO_VERSION \

4.4/Dockerfile

@@ -87,7 +87,7 @@ RUN set -x \
 # installing "mongodb-enterprise" pulls in "tzdata" which prompts for input
 	&& export DEBIAN_FRONTEND=noninteractive \
 	&& apt-get update \
-# starting with MongoDB 4.3, the postinst for server includes "systemctl daemon-reload" (and we don't have "systemctl")
+# starting with MongoDB 4.3 (and backported to 4.0 and 4.2 *and* 3.6??), the postinst for server includes an unconditional "systemctl daemon-reload" (and we don't have anything for "systemctl" to talk to leading to dbus errors and failed package installs)
 	&& ln -s /bin/true /usr/local/bin/systemctl \
 	&& apt-get install -y \
 		${MONGO_PACKAGE}=$MONGO_VERSION \

Dockerfile-linux.template

@@ -87,7 +87,7 @@ RUN set -x \
 # installing "mongodb-enterprise" pulls in "tzdata" which prompts for input
 	&& export DEBIAN_FRONTEND=noninteractive \
 	&& apt-get update \
-# starting with MongoDB 4.3, the postinst for server includes "systemctl daemon-reload" (and we don't have "systemctl")
+# starting with MongoDB 4.3 (and backported to 4.0 and 4.2 *and* 3.6??), the postinst for server includes an unconditional "systemctl daemon-reload" (and we don't have anything for "systemctl" to talk to leading to dbus errors and failed package installs)
 	&& ln -s /bin/true /usr/local/bin/systemctl \
 	&& apt-get install -y \
 		${MONGO_PACKAGE}=$MONGO_VERSION \

update.sh

@@ -160,13 +160,6 @@ for version in "${versions[@]}"; do
 		Dockerfile-linux.template \
 		> "$version/Dockerfile"
 
-	# starting with MongoDB 4.3 (and backported to 4.0 and 4.2??), the postinst for server includes an unconditional "systemctl daemon-reload" (and we don't have anything for "systemctl" to talk to leading to dbus errors and failed package installs)
-	case "$version" in
-		3.6)
-			sed -i -e '/systemctl/d' "$version/Dockerfile"
-			;;
-	esac
-
 	cp -a docker-entrypoint.sh "$version/"
 
 	windowsMsi="$(