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@@ -0,0 +1,25 @@
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+FROM wordpress:apache
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+
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+RUN \
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+ #
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+ # Install sendmail
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+ apt-get update \
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+ && apt-get install -y --no-install-recommends sendmail \
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+ && rm -rf /var/lib/apt/lists/* \
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+ #
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+ # Configure php to use sendmail
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+ && echo "sendmail_path=sendmail -t -i" >> /usr/local/etc/php/conf.d/sendmail.ini \
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+ #
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+ # Create script to use as new entrypoint, which
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+ # 1. Creates a localhost entry for container hostname in /etc/hosts
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+ # 2. Restarts sendmail to discover this entry
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+ # 3. Calls original docker-entrypoint.sh
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+ && echo '#!/bin/bash' >> /usr/local/bin/docker-entrypoint-wrapper.sh \
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+ && echo 'set -euo pipefail' >> /usr/local/bin/docker-entrypoint-wrapper.sh \
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+ && echo 'echo "127.0.0.1 $(hostname) localhost localhost.localdomain" >> /etc/hosts' >> /usr/local/bin/docker-entrypoint-wrapper.sh \
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+ && echo 'service sendmail restart' >> /usr/local/bin/docker-entrypoint-wrapper.sh \
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+ && echo 'exec docker-entrypoint.sh "$@"' >> /usr/local/bin/docker-entrypoint-wrapper.sh \
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+ && chmod +x /usr/local/bin/docker-entrypoint-wrapper.sh
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+
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+ENTRYPOINT ["docker-entrypoint-wrapper.sh"]
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+CMD ["apache2-foreground"]
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