Files
cacti/docker/Dockerfile
Thomas VincentandTheWitness 5d90e579e2 fix(docker): scope build context to docker/ so it builds standalone (#7513)
COPY docker/apache.conf and docker/entrypoint.sh only resolve when the
build context is the repo root. Building directly from docker/ (docker
build .) fails because those paths don't exist relative to that
context. Neither COPY step needs anything outside docker/, so narrow
the context instead of requiring root.

Fixes #7512

Signed-off-by: Thomas Vincent <thomasvincent@gmail.com>
Co-authored-by: TheWitness <thewitness@cacti.net>
2026-08-05 10:21:03 -04:00

87 lines
2.8 KiB
Docker

FROM php:8.4-fpm-bookworm
# rrdtool 1.7.x from Debian meets Cacti's minimum requirement. 1.9+ (source
# build) enables graph tooltip output via graphv — not worth the image size
# trade-off for a dev environment.
RUN apt-get update && apt-get install -y --no-install-recommends \
apache2 \
rrdtool \
librrd-dev \
snmp \
libsnmp-dev \
libfreetype6-dev \
libjpeg62-turbo-dev \
libpng-dev \
libgmp-dev \
libldap2-dev \
libicu-dev \
libxml2-dev \
libonig-dev \
default-mysql-client \
cron \
&& docker-php-ext-configure gd --with-freetype --with-jpeg \
&& docker-php-ext-install -j$(nproc) \
gd gmp intl ldap mbstring \
pdo pdo_mysql mysqli \
snmp pcntl posix sockets xml \
opcache \
&& pecl install apcu && docker-php-ext-enable apcu \
&& apt-get clean && rm -rf /var/lib/apt/lists/*
# Apache modules for php-fpm proxying
RUN a2enmod rewrite headers proxy proxy_fcgi setenvif \
&& a2dismod mpm_prefork \
&& a2enmod mpm_event
COPY apache.conf /etc/apache2/sites-available/cacti.conf
RUN a2dissite 000-default && a2ensite cacti
# Static PHP settings (runtime-tunable values are set in entrypoint.sh)
RUN { \
echo 'opcache.enable = 1'; \
echo 'opcache.memory_consumption = 128'; \
echo 'opcache.interned_strings_buffer = 16'; \
echo 'opcache.max_accelerated_files = 10000'; \
echo 'opcache.revalidate_freq = 2'; \
echo 'opcache.fast_shutdown = 1'; \
echo 'apc.enabled = 1'; \
echo 'apc.shm_size = 128M'; \
echo 'expose_php = Off'; \
} > /usr/local/etc/php/conf.d/cacti-opcache.ini
RUN { \
echo '[global]'; \
echo 'error_log = /proc/self/fd/2'; \
echo '[www]'; \
echo 'user = www-data'; \
echo 'group = www-data'; \
echo 'listen = 127.0.0.1:9000'; \
echo 'pm = dynamic'; \
echo 'pm.max_children = 10'; \
echo 'pm.start_servers = 2'; \
echo 'pm.min_spare_servers = 1'; \
echo 'pm.max_spare_servers = 5'; \
echo 'access.log = /proc/self/fd/2'; \
echo 'catch_workers_output = yes'; \
echo 'decorate_workers_output = no'; \
} > /usr/local/etc/php-fpm.d/zz-docker.conf
RUN mkdir -p /var/www/html/cacti/cache \
/var/www/html/cacti/rra \
/var/www/html/cacti/log \
&& chown -R www-data:www-data /var/www/html/cacti
COPY entrypoint.sh /usr/local/bin/entrypoint.sh
RUN chmod +x /usr/local/bin/entrypoint.sh
# App code comes from the docker-compose bind mount, not from this image.
WORKDIR /var/www/html/cacti
HEALTHCHECK --interval=30s --timeout=10s --start-period=90s --retries=3 \
CMD pgrep -x apache2 > /dev/null && pgrep -x php-fpm > /dev/null
EXPOSE 80
ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]