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https://github.com/nginx-proxy/docker-letsencrypt-nginx-proxy-companion
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feat: support for DNS-01 challenge w/ acme.sh DNS API
Co-authored-by: Nicolas Duchon <nicolas.duchon@gmail.com> Co-authored-by: David Michaluk <d@michal.uk>
This commit is contained in:
Nicolas Duchon
parent
7178f0790b
commit
48b40d401f
@ -151,7 +151,41 @@ function update_cert {
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# CLI parameters array used for --issue
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local -a params_issue_arr
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params_issue_arr+=(--webroot /usr/share/nginx/html)
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# ACME challenge type
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local -n acme_challenge="ACME_${cid}_CHALLENGE"
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if [[ -z "${acme_challenge}" ]]; then
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acme_challenge="${ACME_CHALLENGE:-HTTP-01}"
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fi
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if [[ "$acme_challenge" == "HTTP-01" ]]; then
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# HTTP-01 challenge
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params_issue_arr+=(--webroot /usr/share/nginx/html)
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elif [[ "$acme_challenge" == "DNS-01" ]]; then
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# DNS-01 challenge
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local -n acmesh_dns_config="ACMESH_${cid}_DNS_API_CONFIG"
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local acmesh_dns_api="${acmesh_dns_config[DNS_API]}"
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if [[ -z "$acmesh_dns_api" ]]; then
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echo "Error: missing acme.sh DNS API for DNS challenge"
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return 1
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fi
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params_issue_arr+=(--dns "$acmesh_dns_api")
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# Loop over defined variable for acme.sh DNS api config
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local -a dns_api_keys
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for key in "${!acmesh_dns_config[@]}"; do
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[[ "$key" == "DNS_API" ]] && continue
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dns_api_keys+=("$key")
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local value="${acmesh_dns_config[$key]}"
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declare -x "$key"="$value"
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done
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echo "Info: DNS challenge using $acmesh_dns_api DNS API with the following keys: ${dns_api_keys[*]}"
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else
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echo "Error: unknown ACME challenge method: $acme_challenge"
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return 1
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fi
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local -n cert_keysize="LETSENCRYPT_${cid}_KEYSIZE"
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if [[ -z "$cert_keysize" ]] || \
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@ -349,7 +383,7 @@ function update_cert {
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# Add all the domains to certificate
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params_issue_arr+=(--domain "$domain")
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# If enabled, add location configuration for the domain
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if parse_true "${ACME_HTTP_CHALLENGE_LOCATION:=false}"; then
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if [[ "$acme_challenge" == "HTTP-01" ]] && parse_true "${ACME_HTTP_CHALLENGE_LOCATION:=false}"; then
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add_location_configuration "$domain" || reload_nginx
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fi
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done
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@ -361,6 +395,16 @@ function update_cert {
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local acmesh_return=$?
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# DNS challenge: clean environment variables
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if [[ "$acme_challenge" == "DNS-01" ]]; then
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local -n acmesh_dns_config="ACMESH_${cid}_DNS_API_CONFIG"
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# Loop over defined variable for acme.sh DNS api config
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for key in "${!acmesh_dns_config[@]}"; do
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[[ "$key" == "DNS_API" ]] && continue
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unset "$key"
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done
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fi
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# 0 = success, 2 = RENEW_SKIP
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if [[ $acmesh_return == 0 || $acmesh_return == 2 ]]; then
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for domain in "${hosts_array[@]}"; do
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@ -26,6 +26,8 @@ LETSENCRYPT_CONTAINERS=(
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{{ $STAGING := trim (coalesce $container.Env.LETSENCRYPT_TEST "") }}
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{{ $EMAIL := trim (coalesce $container.Env.LETSENCRYPT_EMAIL "") }}
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{{ $CA_URI := trim (coalesce $container.Env.ACME_CA_URI "") }}
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{{ $ACME_CHALLENGE := trim (coalesce $container.Env.ACME_CHALLENGE "") }}
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{{ $ACMESH_DNS_API_CONFIG := fromYaml (coalesce $container.Env.ACMESH_DNS_API_CONFIG "") }}
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{{ $PREFERRED_CHAIN := trim (coalesce $container.Env.ACME_PREFERRED_CHAIN "") }}
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{{ $OCSP := trim (coalesce $container.Env.ACME_OCSP "") }}
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{{ $EAB_KID := trim (coalesce $container.Env.ACME_EAB_KID "") }}
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@ -47,6 +49,14 @@ LETSENCRYPT_CONTAINERS=(
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{{- "\n" }}LETSENCRYPT_{{ $cid }}_{{ $hostHash }}_TEST="{{ $STAGING }}"
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{{- "\n" }}LETSENCRYPT_{{ $cid }}_{{ $hostHash }}_EMAIL="{{ $EMAIL }}"
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{{- "\n" }}ACME_{{ $cid }}_{{ $hostHash }}_CA_URI="{{ $CA_URI }}"
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{{- "\n" }}ACME_{{ $cid }}_{{ $hostHash }}_CHALLENGE="{{ $ACME_CHALLENGE }}"
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{{- if $ACMESH_DNS_API_CONFIG }}
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{{- "\n" }}declare -A ACMESH_{{ $cid }}_{{ $hostHash }}_DNS_API_CONFIG=(
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{{- range $key, $value := $ACMESH_DNS_API_CONFIG }}
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{{- "\n\t" }}['{{ $key }}']='{{ $value }}'
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{{- end }}
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{{- "\n" }})
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{{- end }}
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{{- "\n" }}ACME_{{ $cid }}_{{ $hostHash }}_PREFERRED_CHAIN="{{ $PREFERRED_CHAIN }}"
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{{- "\n" }}ACME_{{ $cid }}_{{ $hostHash }}_OCSP="{{ $OCSP }}"
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{{- "\n" }}ACME_{{ $cid }}_{{ $hostHash }}_EAB_KID="{{ $EAB_KID }}"
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@ -69,6 +79,14 @@ LETSENCRYPT_CONTAINERS=(
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{{- "\n" }}LETSENCRYPT_{{ $cid }}_TEST="{{ $STAGING }}"
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{{- "\n" }}LETSENCRYPT_{{ $cid }}_EMAIL="{{ $EMAIL }}"
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{{- "\n" }}ACME_{{ $cid }}_CA_URI="{{ $CA_URI }}"
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{{- "\n" }}ACME_{{ $cid }}_CHALLENGE="{{ $ACME_CHALLENGE }}"
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{{- if $ACMESH_DNS_API_CONFIG }}
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{{- "\n" }}declare -A ACMESH_{{ $cid }}_DNS_API_CONFIG=(
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{{- range $key, $value := $ACMESH_DNS_API_CONFIG }}
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{{- "\n\t" }}['{{ $key }}']='{{ $value }}'
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{{- end }}
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{{- "\n" }})
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{{- end }}
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{{- "\n" }}ACME_{{ $cid }}_PREFERRED_CHAIN="{{ $PREFERRED_CHAIN }}"
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{{- "\n" }}ACME_{{ $cid }}_OCSP="{{ $OCSP }}"
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{{- "\n" }}ACME_{{ $cid }}_EAB_KID="{{ $EAB_KID }}"
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@ -7,7 +7,9 @@ term_handler() {
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# shellcheck source=functions.sh
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source /app/functions.sh
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remove_all_location_configurations
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if parse_true "${ACME_HTTP_CHALLENGE_LOCATION:=false}"; then
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remove_all_location_configurations
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fi
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remove_all_standalone_configurations
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exit 0
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