mirror of
https://github.com/nginx-proxy/docker-letsencrypt-nginx-proxy-companion
synced 2024-11-26 13:03:52 +01:00
329 lines
8.7 KiB
Bash
Executable File
329 lines
8.7 KiB
Bash
Executable File
#!/bin/bash
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set -e
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# Get the first domain of a comma separated list.
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function get_base_domain {
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awk -F ',' '{print $1}' <<< "${1:?}" | tr -d ' ' | sed 's/\.$//'
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}
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export -f get_base_domain
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# Run a acme-companion container
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function run_le_container {
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local image="${1:?}"
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local name="${2:?}"
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shift 2
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local -a cli_args_arr
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while [[ $# -gt 0 ]]; do
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local flag="$1"
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case $flag in
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-c|--cli-args) #only one value per flag. Multiple args = use flag multiple times
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local cli_args_arr_tmp
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IFS=' ' read -r -a cli_args_arr_tmp <<< "${2:?}"
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cli_args_arr+=("${cli_args_arr_tmp[0]}") #Head
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cli_args_arr+=("${cli_args_arr_tmp[*]:1}") #Tail
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shift 2
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;;
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*) #Legacy Option
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local cli_args_str="${1:?}"
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for arg in $cli_args_str; do
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cli_args_arr+=("$arg")
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done
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shift
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;;
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esac
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done
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if [[ "$SETUP" == '3containers' ]]; then
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cli_args_arr+=(--env "NGINX_DOCKER_GEN_CONTAINER=$DOCKER_GEN_CONTAINER_NAME")
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fi
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if [[ "$ACME_CA" == 'boulder' ]]; then
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cli_args_arr+=(--env "ACME_CA_URI=http://boulder:4001/directory")
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cli_args_arr+=(--network boulder_bluenet)
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elif [[ "$ACME_CA" == 'pebble' ]]; then
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cli_args_arr+=(--env "ACME_CA_URI=https://pebble:14000/dir")
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cli_args_arr+=(--env "CA_BUNDLE=/pebble.minica.pem")
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cli_args_arr+=(--network acme_net)
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cli_args_arr+=(--volume "${GITHUB_WORKSPACE}/pebble.minica.pem:/pebble.minica.pem")
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else
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return 1
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fi
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if docker run -d \
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--name "$name" \
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--volumes-from "$NGINX_CONTAINER_NAME" \
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--volume /var/run/docker.sock:/var/run/docker.sock:ro \
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"${cli_args_arr[@]}" \
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--env "DOCKER_GEN_WAIT=500ms:2s" \
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--env "TEST_MODE=true" \
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--env "DEBUG=1" \
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--label com.github.nginx-proxy.acme-companion.test-suite \
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"$image" > /dev/null; \
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then
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[[ "${DRY_RUN:-}" == 1 ]] && echo "Started letsencrypt container for test ${name%%_2*}"
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else
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echo "Could not start letsencrypt container for test ${name%%_2*}"
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return 1
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fi
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return 0
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}
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export -f run_le_container
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# Run an nginx container
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function run_nginx_container {
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local -a cli_args_arr
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while [[ $# -gt 0 ]]; do
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local flag="$1"
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case $flag in
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-h|--hosts)
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local le_host="${2:?}"
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local virtual_host="${le_host// /}"; virtual_host="${virtual_host//.,/,}"; virtual_host="${virtual_host%,}"
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shift 2
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;;
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-n|--name)
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local container_name="${2:?}"
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shift 2
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;;
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-c|--cli-args)
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local cli_args_arr_tmp
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IFS=' ' read -r -a cli_args_arr_tmp <<< "${2:?}"
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cli_args_arr+=("${cli_args_arr_tmp[0]}") #Head
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cli_args_arr+=("${cli_args_arr_tmp[*]:1}") #Tail
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shift 2
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;;
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*) #Unknown option
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shift
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;;
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esac
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done
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if [[ "$ACME_CA" == 'boulder' ]]; then
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cli_args_arr+=(--network boulder_bluenet)
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elif [[ "$ACME_CA" == 'pebble' ]]; then
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cli_args_arr+=(--network acme_net)
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else
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return 1
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fi
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[[ "${DRY_RUN:-}" == 1 ]] && echo "Starting $container_name nginx container, with VIRTUAL_HOST=$virtual_host, LETSENCRYPT_HOST=$le_host and the following cli arguments : ${cli_args_arr[*]}."
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if docker run --rm -d \
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--name "${container_name:-$virtual_host}" \
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-e "VIRTUAL_HOST=$virtual_host" \
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-e "LETSENCRYPT_HOST=$le_host" \
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--label com.github.nginx-proxy.acme-companion.test-suite \
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"${cli_args_arr[@]}" \
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nginx:alpine > /dev/null ; \
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then
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[[ "${DRY_RUN:-}" == 1 ]] && echo "Started $container_name nginx container."
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else
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echo "Failed to start $container_name nginx container, with VIRTUAL_HOST=$virtual_host, LETSENCRYPT_HOST=$le_host and the following cli arguments : ${cli_args_arr[*]}."
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return 1
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fi
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return 0
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}
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export -f run_nginx_container
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# Wait for the /etc/nginx/conf.d/standalone-cert-$1.conf file to exist inside container $2
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function wait_for_standalone_conf {
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local domain="${1:?}"
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local name="${2:?}"
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local timeout
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timeout="$(date +%s)"
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timeout="$((timeout + 120))"
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local target
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until docker exec "$name" [ -f "/etc/nginx/conf.d/standalone-cert-$domain.conf" ]; do
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if [[ "$(date +%s)" -gt "$timeout" ]]; then
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echo "Standalone configuration file for $domain was not generated under one minute, timing out."
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return 1
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fi
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sleep 0.1
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done
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}
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export -f wait_for_standalone_conf
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# Wait for the /etc/nginx/certs/$1.crt symlink to exist inside container $2
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function wait_for_symlink {
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local domain="${1:?}"
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local name="${2:?}"
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local expected_target="${3:-}"
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local timeout
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timeout="$(date +%s)"
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timeout="$((timeout + 120))"
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local target
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until docker exec "$name" [ -L "/etc/nginx/certs/$domain.crt" ]; do
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if [[ "$(date +%s)" -gt "$timeout" ]]; then
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echo "Symlink for $domain certificate was not generated under one minute, timing out."
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return 1
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fi
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sleep 0.1
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done
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[[ "${DRY_RUN:-}" == 1 ]] && echo "Symlink to $domain certificate has been generated."
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if [[ -n "$expected_target" ]]; then
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target="$(docker exec "$name" readlink "/etc/nginx/certs/$domain.crt")"
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if [[ "$target" != "$expected_target" ]]; then
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echo "The symlink to the $domain certificate is expected to point to $expected_target but point to $target instead."
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return 1
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elif [[ "${DRY_RUN:-}" == 1 ]]; then
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echo "The symlink is pointing to the file $target"
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fi
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fi
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return 0
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}
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export -f wait_for_symlink
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# Wait for the /etc/nginx/certs/$1.crt symlink to be removed inside container $2
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function wait_for_symlink_rm {
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local domain="${1:?}"
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local name="${2:?}"
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local timeout
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timeout="$(date +%s)"
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timeout="$((timeout + 120))"
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until docker exec "$name" [ ! -L "/etc/nginx/certs/$domain.crt" ]; do
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if [[ "$(date +%s)" -gt "$timeout" ]]; then
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echo "Certificate symlink for $domain was not removed under one minute, timing out."
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return 1
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fi
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sleep 0.1
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done
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[[ "${DRY_RUN:-}" == 1 ]] && echo "Symlink to $domain certificate has been removed."
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return 0
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}
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export -f wait_for_symlink_rm
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# Attempt to grab the certificate from domain passed with -d/--domain
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# then check if the subject either match or doesn't match the pattern
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# passed with either -m/--match or -nm/--no-match
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# If domain can't be reached return 1
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function check_cert_subj {
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while [[ $# -gt 0 ]]; do
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local flag="$1"
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case $flag in
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-d|--domain)
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local domain="${2:?}"
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shift
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shift
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;;
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-m|--match)
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local re="${2:?}"
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local match_rc=0
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local no_match_rc=1
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shift
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shift
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;;
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-n|--no-match)
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local re="${2:?}"
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local match_rc=1
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local no_match_rc=0
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shift
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shift
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;;
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*) #Unknown option
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shift
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;;
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esac
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done
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if curl -k https://"$domain" &> /dev/null; then
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local cert_subject
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cert_subject="$(echo \
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| openssl s_client -showcerts -servername "$domain" -connect "$domain:443" 2>/dev/null \
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| openssl x509 -subject -noout)"
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else
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return 1
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fi
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if [[ "$cert_subject" =~ $re ]]; then
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return $match_rc
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else
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return $no_match_rc
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fi
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}
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export -f check_cert_subj
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# Wait for a successful https connection to domain passed with -d/--domain then wait
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# - until the served certificate isn't the default one (default behavior)
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# - until the served certificate subject match a string (--subject-match)
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function wait_for_conn {
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local action
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local domain
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local string
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while [[ $# -gt 0 ]]; do
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local flag="$1"
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case $flag in
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-d|--domain)
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domain="${2:?}"
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shift
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shift
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;;
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--subject-match)
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action='--match'
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string="$2"
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shift
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shift
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;;
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*) #Unknown option
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shift
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;;
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esac
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done
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local timeout
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timeout="$(date +%s)"
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timeout="$((timeout + 120))"
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action="${action:---no-match}"
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string="${string:-letsencrypt-nginx-proxy-companion}"
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until check_cert_subj --domain "$domain" "$action" "$string"; do
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if [[ "$(date +%s)" -gt "$timeout" ]]; then
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echo "Could not connect to $domain using https under two minutes, timing out."
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return 1
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fi
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sleep 0.1
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done
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[[ "${DRY_RUN:-}" == 1 ]] && echo "Connection to $domain using https was successful."
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return 0
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}
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export -f wait_for_conn
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# Get the expiration date in unix epoch of domain $1 inside container $2
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function get_cert_expiration_epoch {
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local domain="${1:?}"
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local name="${2:?}"
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local cert_expiration
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cert_expiration="$(docker exec "$name" openssl x509 -noout -enddate -in "/etc/nginx/certs/$domain.crt")"
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cert_expiration="$(echo "$cert_expiration" | cut -d "=" -f 2)"
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if [[ "$(uname)" == 'Darwin' ]]; then
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cert_expiration="$(date -j -f "%b %d %T %Y %Z" "$cert_expiration" "+%s")"
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else
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cert_expiration="$(date -d "$cert_expiration" "+%s")"
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fi
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echo "$cert_expiration"
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}
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export -f get_cert_expiration_epoch
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