New: Azure DNS support

Dockerfile

@@ -101,6 +101,7 @@ RUN \
   pip3 install -U --find-links https://wheel-index.linuxserver.io/alpine/ \
     ${CERTBOT} \
     certbot-dns-aliyun \
+    certbot-dns-azure \
     certbot-dns-cloudflare \
     certbot-dns-cloudxns \
     certbot-dns-cpanel \

readme-vars.yml

@@ -51,7 +51,7 @@ opt_param_usage_include_env: true
 opt_param_env_vars:
   - { env_var: "SUBDOMAINS", env_value: "www,", desc: "Subdomains you'd like the cert to cover (comma separated, no spaces) ie. `www,ftp,cloud`. For a wildcard cert, set this _exactly_ to `wildcard` (wildcard cert is available via `dns` and `duckdns` validation only)" }
   - { env_var: "CERTPROVIDER", env_value: "", desc: "Optionally define the cert provider. Set to `zerossl` for ZeroSSL certs (requires existing [ZeroSSL account](https://app.zerossl.com/signup) and the e-mail address entered in `EMAIL` env var). Otherwise defaults to Let's Encrypt." }
-  - { env_var: "DNSPLUGIN", env_value: "cloudflare", desc: "Required if `VALIDATION` is set to `dns`. Options are `aliyun`, `cloudflare`, `cloudxns`, `cpanel`, `desec`, `digitalocean`, `directadmin`, `dnsimple`, `dnsmadeeasy`, `dnspod`, `domeneshop`, `gandi`, `gehirn`, `google`, `he`, `hetzner`, `infomaniak`, `inwx`, `ionos`, `linode`, `loopia`, `luadns`, `netcup`, `njalla`, `nsone`, `ovh`, `rfc2136`, `route53`, `sakuracloud`, `standalone`, `transip` and `vultr`. Also need to enter the credentials into the corresponding ini (or json for some plugins) file under `/config/dns-conf`." }
+  - { env_var: "DNSPLUGIN", env_value: "cloudflare", desc: "Required if `VALIDATION` is set to `dns`. Options are `aliyun`, `azure`, `cloudflare`, `cloudxns`, `cpanel`, `desec`, `digitalocean`, `directadmin`, `dnsimple`, `dnsmadeeasy`, `dnspod`, `domeneshop`, `gandi`, `gehirn`, `google`, `he`, `hetzner`, `infomaniak`, `inwx`, `ionos`, `linode`, `loopia`, `luadns`, `netcup`, `njalla`, `nsone`, `ovh`, `rfc2136`, `route53`, `sakuracloud`, `standalone`, `transip` and `vultr`. Also need to enter the credentials into the corresponding ini (or json for some plugins) file under `/config/dns-conf`." }
   - { env_var: "PROPAGATION", env_value: "", desc: "Optionally override (in seconds) the default propagation time for the dns plugins." }
   - { env_var: "DUCKDNSTOKEN", env_value: "", desc: "Required if `VALIDATION` is set to `duckdns`. Retrieve your token from https://www.duckdns.org" }
   - { env_var: "EMAIL", env_value: "", desc: "Optional e-mail address used for cert expiration notifications (Required for ZeroSSL)." }

root/defaults/dns-conf/azure.ini

@@ -0,0 +1,26 @@
+# Instructions: https://certbot-dns-azure.readthedocs.io/en/latest/
+# Replace with your values
+# dns_azure_environment can be one of the following: AzurePublicCloud, AzureUSGovernmentCloud, AzureChinaCloud, AzureGermanCloud
+# Service Principal with Client Secret
+dns_azure_sp_client_id = 912ce44a-0156-4669-ae22-c16a17d34ca5
+dns_azure_sp_client_secret = E-xqXU83Y-jzTI6xe9fs2YC~mck3ZzUih9
+dns_azure_tenant_id = ed1090f3-ab18-4b12-816c-599af8a88cf7
+dns_azure_environment = "AzurePublicCloud"
+dns_azure_zone1 = example.com:/subscriptions/c135abce-d87d-48df-936c-15596c6968a5/resourceGroups/dns1
+
+
+# Service Prinicipal with Certificate
+#dns_azure_sp_client_id = 912ce44a-0156-4669-ae22-c16a17d34ca5
+#dns_azure_sp_certificate_path = /path/to/certificate.pem
+#dns_azure_tenant_id = ed1090f3-ab18-4b12-816c-599af8a88cf7
+#dns_azure_environment = "AzurePublicCloud"
+#dns_azure_zone1 = example.com:/subscriptions/c135abce-d87d-48df-936c-15596c6968a5/resourceGroups/dns1
+
+# Azure Managed Identity
+#dns_azure_msi_client_id = 912ce44a-0156-4669-ae22-c16a17d34ca5
+#dns_azure_zone1 = example.com:/subscriptions/c135abce-d87d-48df-936c-15596c6968a5/resourceGroups/dns1
+
+# System Assigned Azure Managed Identity
+#dns_azure_msi_system_assigned = true
+#dns_azure_environment = "AzurePublicCloud"
+#dns_azure_zone1 = example.com:/subscriptions/c135abce-d87d-48df-936c-15596c6968a5/resourceGroups/dns1

root/etc/cont-init.d/50-config

@@ -120,7 +120,7 @@ if ! grep -q 'PARAMETERS' "/config/nginx/dhparams.pem"; then
 fi
 
 # check to make sure DNSPLUGIN is selected if dns validation is used
-[[ "$VALIDATION" = "dns" ]] && [[ ! "$DNSPLUGIN" =~ ^(aliyun|cloudflare|cloudxns|cpanel|desec|digitalocean|directadmin|dnsimple|dnsmadeeasy|dnspod|domeneshop|gandi|gehirn|google|he|hetzner|infomaniak|inwx|ionos|linode|loopia|luadns|netcup|njalla|nsone|ovh|rfc2136|route53|sakuracloud|standalone|transip|vultr)$ ]] && \
+[[ "$VALIDATION" = "dns" ]] && [[ ! "$DNSPLUGIN" =~ ^(aliyun|azure|cloudflare|cloudxns|cpanel|desec|digitalocean|directadmin|dnsimple|dnsmadeeasy|dnspod|domeneshop|gandi|gehirn|google|he|hetzner|infomaniak|inwx|ionos|linode|loopia|luadns|netcup|njalla|nsone|ovh|rfc2136|route53|sakuracloud|standalone|transip|vultr)$ ]] && \
     echo "Please set the DNSPLUGIN variable to a valid plugin name. See docker info for more details." && \
     sleep infinity
 
@@ -243,6 +243,9 @@ if [ "$VALIDATION" = "dns" ]; then
     elif [[ "$DNSPLUGIN" =~ ^(directadmin)$ ]]; then
         if [ -n "$PROPAGATION" ];then PROPAGATIONPARAM="--${DNSPLUGIN}-propagation-seconds ${PROPAGATION}"; fi
         PREFCHAL="-a ${DNSPLUGIN} --${DNSPLUGIN}-credentials /config/dns-conf/${DNSPLUGIN}.ini ${PROPAGATIONPARAM}"
+    elif [[ "$DNSPLUGIN" =~ ^(azure)$ ]]; then
+        if [ -n "$PROPAGATION" ];then echo "Azure dns plugin does not support setting propagation time"; fi
+        PREFCHAL="-a dns-${DNSPLUGIN} --dns-${DNSPLUGIN}-credentials /config/dns-conf/${DNSPLUGIN}.ini"
     else
         if [ -n "$PROPAGATION" ];then PROPAGATIONPARAM="--dns-${DNSPLUGIN}-propagation-seconds ${PROPAGATION}"; fi
         PREFCHAL="--dns-${DNSPLUGIN} --dns-${DNSPLUGIN}-credentials /config/dns-conf/${DNSPLUGIN}.ini ${PROPAGATIONPARAM}"