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* Add envsubst binary to image * Generate nginx.conf from template, with env-vars * Remove nginx.conf, now generated from template * Reload nginx config after writing file Co-authored-by: Shane Kilkelly <shane.kilkelly@overleaf.com>
34 lines
938 B
Bash
Executable file
34 lines
938 B
Bash
Executable file
#!/bin/sh
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set -e
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## Generate nginx config files from templates,
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## with environment variables substituted
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nginx_dir='/etc/nginx'
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nginx_templates_dir="${nginx_dir}/templates"
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if ! [ -d "${nginx_templates_dir}" ]; then
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echo "Nginx: no template directory found, skipping"
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exit 0
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fi
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nginx_template_file="${nginx_templates_dir}/nginx.conf.template"
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nginx_config_file="${nginx_dir}/nginx.conf"
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if [ -f "${nginx_template_file}" ]; then
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export NGINX_WORKER_PROCESSES="${NGINX_WORKER_PROCESSES:-4}"
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export NGINX_WORKER_CONNECTIONS="${NGINX_WORKER_CONNECTIONS:-768}"
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echo "Nginx: generating config file from template"
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# Note the single-quotes, they are important.
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# This is a pass-list of env-vars that envsubst
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# should operate on.
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envsubst '${NGINX_WORKER_PROCESSES} ${NGINX_WORKER_CONNECTIONS}' \
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< "${nginx_template_file}" \
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> "${nginx_config_file}"
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echo "Nginx: reloading config"
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service nginx reload
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fi
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