Removed orphaned / deprecated steps in Ubuntu based containers

Dockerfiles/agent/ubuntu/Dockerfile

@@ -41,7 +41,6 @@ COPY --from=builder /tmp/zabbix-${ZBX_VERSION}-output/agent/conf/ ${ZABBIX_CONF_
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    echo "#!/bin/sh\nexit 101" > /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             tzdata \
@@ -53,11 +52,9 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             libssl3t64 \
             zlib1g \
             iputils-ping" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
+            --no-install-recommends \
-            -o Dpkg::Options::="--force-confold" \
-            --no-install-recommends install \
         ${INSTALL_PKGS} && \
     groupadd \
             --system \

Dockerfiles/agent2/ubuntu/Dockerfile

@@ -42,8 +42,6 @@ COPY --from=builder /tmp/zabbix-${ZBX_VERSION}-output/agent2/conf/ ${ZABBIX_CONF
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             tzdata \
@@ -53,11 +51,9 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             iputils-ping \
             smartmontools \
             sudo" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
+            --no-install-recommends \
-            -o Dpkg::Options::="--force-confold" \
-            --no-install-recommends install \
         ${INSTALL_PKGS} && \
     groupadd \
             --system \

Dockerfiles/build-base/ubuntu/Dockerfile

@@ -26,8 +26,6 @@ LABEL org.opencontainers.image.authors="Alexey Pustovalov <alexey.pustovalov@zab
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             curl \
             autoconf \
@@ -58,10 +56,8 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             libxml2-dev \
             unixodbc-dev \
             zlib1g-dev" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
+            --no-install-recommends \
-            -o Dpkg::Options::="--force-confold" \
-            --no-install-recommends install \
         ${INSTALL_PKGS} && \
     go telemetry off

Dockerfiles/java-gateway/ubuntu/Dockerfile

@@ -35,14 +35,10 @@ COPY --from=builder /tmp/zabbix-${ZBX_VERSION}-output/java_gateway/sbin/ /usr/sb
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             openjdk-21-jre-headless" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
-            -o Dpkg::Options::="--force-confold" \
             --no-install-recommends install \
         ${INSTALL_PKGS} && \
     groupadd \

Dockerfiles/proxy-mysql/ubuntu/Dockerfile

@@ -51,8 +51,6 @@ COPY --from=builder /tmp/zabbix-${ZBX_VERSION}-output/proxy/database/mysql/ /usr
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             gzip \
@@ -80,11 +78,9 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             snmp-mibs-downloader \
             traceroute \
             mysql-client" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
+            --no-install-recommends \
-            -o Dpkg::Options::="--force-confold" \
-            --no-install-recommends install \
         ${INSTALL_PKGS} && \
     rm -f \
         /var/lib/mibs/ietf/VM-MIB \

Dockerfiles/proxy-sqlite3/ubuntu/Dockerfile

@@ -49,8 +49,6 @@ COPY --from=builder /tmp/zabbix-${ZBX_VERSION}-output/proxy/database/sqlite3/ /u
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             tzdata \
@@ -77,11 +75,9 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             snmp-mibs-downloader \
             traceroute \
             sqlite3" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
+            --no-install-recommends \
-            -o Dpkg::Options::="--force-confold" \
-            --no-install-recommends install \
         ${INSTALL_PKGS} && \
     rm -f \
         /var/lib/mibs/ietf/VM-MIB \

Dockerfiles/server-mysql/ubuntu/Dockerfile

@@ -51,8 +51,6 @@ COPY --from=builder /tmp/zabbix-${ZBX_VERSION}-output/server/database/mysql/crea
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             gzip \
@@ -80,11 +78,9 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             snmp-mibs-downloader \
             traceroute \
             mysql-client" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
+            --no-install-recommends \
-            -o Dpkg::Options::="--force-confold" \
-            --no-install-recommends install \
         ${INSTALL_PKGS} && \
     rm -f \
         /var/lib/mibs/ietf/VM-MIB \

Dockerfiles/server-pgsql/ubuntu/Dockerfile

@@ -50,8 +50,6 @@ COPY --from=builder /tmp/zabbix-${ZBX_VERSION}-output/server/database/postgresql
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             gzip \
@@ -79,11 +77,9 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             snmp-mibs-downloader \
             traceroute \
             postgresql-client" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
+            --no-install-recommends \
-            -o Dpkg::Options::="--force-confold" \
-            --no-install-recommends install \
         ${INSTALL_PKGS} && \
     rm -f \
         /var/lib/mibs/ietf/VM-MIB \

Dockerfiles/snmptraps/ubuntu/Dockerfile

@@ -32,17 +32,13 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=from=config_templates,target=/tmp/conf,ro \
     --mount=from=scripts,target=/tmp/scripts,ro \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             tzdata \
             snmptrapd \
             snmp-mibs-downloader" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
+            --no-install-recommends \
-            -o Dpkg::Options::="--force-confold" \
-            --no-install-recommends install \
         ${INSTALL_PKGS} && \
     groupadd \
             --system \

Dockerfiles/web-apache-mysql/ubuntu/Dockerfile

@@ -62,8 +62,6 @@ COPY conf/etc/ /etc/
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             curl \
@@ -81,7 +79,7 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             php8.5-mysql \
             php8.5-xml \
             mysql-client" && \
-    apt-get -y update && \
+    apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get -y \
             -o Dpkg::Options::="--force-confdef" \
             -o Dpkg::Options::="--force-confold" \

Dockerfiles/web-apache-pgsql/ubuntu/Dockerfile

@@ -61,8 +61,6 @@ COPY conf/etc/ /etc/
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             curl \
@@ -80,7 +78,7 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             php8.5-pgsql \
             php8.5-xml \
             postgresql-client" && \
-    apt-get -y update && \
+    apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get -y \
             -o Dpkg::Options::="--force-confdef" \
             -o Dpkg::Options::="--force-confold" \

Dockerfiles/web-nginx-mysql/ubuntu/Dockerfile

@@ -60,8 +60,6 @@ COPY conf/etc/ /etc/
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             curl \
@@ -79,7 +77,7 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             php8.5-mysql \
             php8.5-xml \
             mysql-client" && \
-    apt-get -y update && \
+    apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get -y \
             -o Dpkg::Options::="--force-confdef" \
             -o Dpkg::Options::="--force-confold" \

Dockerfiles/web-nginx-pgsql/ubuntu/Dockerfile

@@ -59,8 +59,6 @@ COPY conf/etc/ /etc/
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             curl \
@@ -78,7 +76,7 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
             php8.5-pgsql \
             php8.5-xml \
             postgresql-client" && \
-    apt-get -y update && \
+    apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get -y \
             -o Dpkg::Options::="--force-confdef" \
             -o Dpkg::Options::="--force-confold" \

Dockerfiles/web-service/ubuntu/Dockerfile

@@ -37,25 +37,21 @@ COPY conf/etc/apt/preferences.d/chromium.pref /etc/apt/preferences.d/chromium.pr
 RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
     --mount=type=cache,target=/var/lib/apt/,sharing=locked \
     set -eux && \
-    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
-    chmod +x /usr/sbin/policy-rc.d && \
     INSTALL_PKGS="bash \
             ca-certificates \
             chromium \
             chromium-sandbox" && \
     INSTALL_TEMP_PKGS="gnupg dirmngr gpg gpgconf" && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            --no-install-recommends install \
+            --no-install-recommends \
         ${INSTALL_TEMP_PKGS} && \
     gpg --keyserver keyserver.ubuntu.com --recv-keys 78DBA3BC47EF2265 && \
     gpg -o /etc/apt/keyrings/debian.gpg --export 78DBA3BC47EF2265 && \
     echo "deb [signed-by=/etc/apt/keyrings/debian.gpg] http://deb.debian.org/debian trixie main" > /etc/apt/sources.list.d/debian.list && \
     echo "deb [signed-by=/etc/apt/keyrings/debian.gpg] http://deb.debian.org/debian trixie-updates main" >> /etc/apt/sources.list.d/debian.list && \
-    apt-get -y update && \
+    apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-            -o Dpkg::Options::="--force-confdef" \
-            -o Dpkg::Options::="--force-confold" \
             --no-install-recommends install \
         ${INSTALL_PKGS} && \
     groupadd \
@@ -76,11 +72,10 @@ RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
         ${ZABBIX_USER_HOME_DIR}/enc_internal && \
     chown --quiet -R zabbix:0 ${ZABBIX_USER_HOME_DIR}/ && \
     chmod -R g=u ${ZABBIX_USER_HOME_DIR}/ && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y \
+    DEBIAN_FRONTEND=noninteractive apt-get purge -y \
-            purge \
         ${INSTALL_TEMP_PKGS} && \
     rm -rf ~/.gnupg && \
-    apt-get -y autoremove && \
+    apt-get autoremove -y && \
     /usr/sbin/zabbix_web_service -V
 
 RUN --mount=from=entrypoints,target=/tmp/entrypoints,ro \