docs: Add gs scheme

doc/configuration-v3_0.md

@@ -6,11 +6,11 @@ The Ignition configuration is a JSON document conforming to the following specif
   * **version** (string): the semantic version number of the spec. The spec version must be compatible with the latest version (`3.0.0`). Compatibility requires the major versions to match and the spec version be less than or equal to the latest version. `-experimental` versions compare less than the final version with the same number, and previous experimental versions are not accepted.
   * **_config_** (objects): options related to the configuration.
     * **_merge_** (list of objects): a list of the configs to be merged to the current config.
-      * **source** (string): the URL of the config. Supported schemes are `http`, `https`, `s3`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
+      * **source** (string): the URL of the config. Supported schemes are `http`, `https`, `s3`, `gs`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
       * **_verification_** (object): options related to the verification of the config.
         * **_hash_** (string): the hash of the config, in the form `<type>-<value>` where type is `sha512`.
     * **_replace_** (object): the config that will replace the current.
-      * **source** (string): the URL of the config. Supported schemes are `http`, `https`, `s3`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
+      * **source** (string): the URL of the config. Supported schemes are `http`, `https`, `s3`, `gs`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
       * **_verification_** (object): options related to the verification of the config.
         * **_hash_** (string): the hash of the config, in the form `<type>-<value>` where type is `sha512`.
   * **_timeouts_** (object): options relating to `http` timeouts when fetching files over `http` or `https`.
@@ -19,7 +19,7 @@ The Ignition configuration is a JSON document conforming to the following specif
   * **_security_** (object): options relating to network security.
     * **_tls_** (object): options relating to TLS when fetching resources over `https`.
       * **_certificateAuthorities_** (list of objects): the list of additional certificate authorities (in addition to the system authorities) to be used for TLS verification when fetching over `https`. All certificate authorities must have a unique `source`.
-        * **source** (string): the URL of the certificate bundle (in PEM format). The bundle can contain multiple concatenated certificates. Supported schemes are `http`, `https`, `s3`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
+        * **source** (string): the URL of the certificate bundle (in PEM format). The bundle can contain multiple concatenated certificates. Supported schemes are `http`, `https`, `s3`, `gs`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
         * **_verification_** (object): options related to the verification of the certificate.
           * **_hash_** (string): the hash of the certificate, in the form `<type>-<value>` where type is sha512.
 * **_storage_** (object): describes the desired state of the system's storage devices.
@@ -54,12 +54,12 @@ The Ignition configuration is a JSON document conforming to the following specif
     * **_overwrite_** (boolean): whether to delete preexisting nodes at the path. `contents.source` must be specified if `overwrite` is true. Defaults to false.
     * **_contents_** (object): options related to the contents of the file.
       * **_compression_** (string): the type of compression used on the contents (null or gzip). Compression cannot be used with S3.
-      * **_source_** (string): the URL of the file contents. Supported schemes are `http`, `https`, `tftp`, `s3`, and [`data`][rfc2397]. When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified. If source is omitted and a regular file already exists at the path, Ignition will do nothing. If source is omitted and no file exists, an empty file will be created.
+      * **_source_** (string): the URL of the file contents. Supported schemes are `http`, `https`, `tftp`, `gs`, `s3`, and [`data`][rfc2397]. When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified. If source is omitted and a regular file already exists at the path, Ignition will do nothing. If source is omitted and no file exists, an empty file will be created.
       * **_verification_** (object): options related to the verification of the file contents.
         * **_hash_** (string): the hash of the contents, in the form `<type>-<value>` where type is `sha512`.
     * **_append_** (list of objects): list of contents to be appended to the file. Follows the same stucture as `contents`
       * **_compression_** (string): the type of compression used on the contents (null or gzip). Compression cannot be used with S3.
-      * **_source_** (string): the URL of the contents to append. Supported schemes are `http`, `https`, `tftp`, `s3`, and [`data`][rfc2397]. When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
+      * **_source_** (string): the URL of the contents to append. Supported schemes are `http`, `https`, `tftp`, `gs`, `s3`, and [`data`][rfc2397]. When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
       * **_verification_** (object): options related to the verification of the appended contents.
         * **_hash_** (string): the hash of the contents, in the form `<type>-<value>` where type is `sha512`.
     * **_mode_** (integer): the file's permission mode. Note that the mode must be properly specified as a **decimal** value (i.e. 0644 -> 420). If not specified, the permission mode for files defaults to 0644 or the existing file's permissions if `overwrite` is false, `contents.source` is unspecified, and a file already exists at the path.

doc/configuration-v3_1.md

@@ -6,15 +6,15 @@ The Ignition configuration is a JSON document conforming to the following specif
   * **version** (string): the semantic version number of the spec. The spec version must be compatible with the latest version (`3.1.0`). Compatibility requires the major versions to match and the spec version be less than or equal to the latest version. `-experimental` versions compare less than the final version with the same number, and previous experimental versions are not accepted.
   * **_config_** (objects): options related to the configuration.
     * **_merge_** (list of objects): a list of the configs to be merged to the current config.
-      * **source** (string): the URL of the config. Supported schemes are `http`, `https`, `s3`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
+      * **source** (string): the URL of the config. Supported schemes are `http`, `https`, `s3`, `gs`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
       * **_compression_** (string): the type of compression used on the config (null or gzip). Compression cannot be used with S3.
       * **_httpHeaders_** (list of objects): a list of HTTP headers to be added to the request. Available for `http` and `https` source schemes only.
         * **name** (string): the header name.
         * **_value_** (string): the header contents.
       * **_verification_** (object): options related to the verification of the config.
         * **_hash_** (string): the hash of the config, in the form `<type>-<value>` where type is either `sha512` or `sha256`.
     * **_replace_** (object): the config that will replace the current.
-      * **source** (string): the URL of the config. Supported schemes are `http`, `https`, `s3`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
+      * **source** (string): the URL of the config. Supported schemes are `http`, `https`, `s3`, `gs`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
       * **_compression_** (string): the type of compression used on the config (null or gzip). Compression cannot be used with S3.
       * **_httpHeaders_** (list of objects): a list of HTTP headers to be added to the request. Available for `http` and `https` source schemes only.
         * **name** (string): the header name.
@@ -27,7 +27,7 @@ The Ignition configuration is a JSON document conforming to the following specif
   * **_security_** (object): options relating to network security.
     * **_tls_** (object): options relating to TLS when fetching resources over `https`.
       * **_certificateAuthorities_** (list of objects): the list of additional certificate authorities (in addition to the system authorities) to be used for TLS verification when fetching over `https`. All certificate authorities must have a unique `source`.
-        * **source** (string): the URL of the certificate bundle (in PEM format). The bundle can contain multiple concatenated certificates. Supported schemes are `http`, `https`, `s3`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
+        * **source** (string): the URL of the certificate bundle (in PEM format). The bundle can contain multiple concatenated certificates. Supported schemes are `http`, `https`, `s3`, `gs`, `tftp`, and [`data`][rfc2397]. Note: When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
         * **_compression_** (string): the type of compression used on the certificate (null or gzip). Compression cannot be used with S3.
         * **_httpHeaders_** (list of objects): a list of HTTP headers to be added to the request. Available for `http` and `https` source schemes only.
           * **name** (string): the header name.
@@ -71,15 +71,15 @@ The Ignition configuration is a JSON document conforming to the following specif
     * **_overwrite_** (boolean): whether to delete preexisting nodes at the path. `contents.source` must be specified if `overwrite` is true. Defaults to false.
     * **_contents_** (object): options related to the contents of the file.
       * **_compression_** (string): the type of compression used on the contents (null or gzip). Compression cannot be used with S3.
-      * **_source_** (string): the URL of the file contents. Supported schemes are `http`, `https`, `tftp`, `s3`, and [`data`][rfc2397]. When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified. If source is omitted and a regular file already exists at the path, Ignition will do nothing. If source is omitted and no file exists, an empty file will be created.
+      * **_source_** (string): the URL of the file contents. Supported schemes are `http`, `https`, `tftp`, `s3`, `gs`, and [`data`][rfc2397]. When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified. If source is omitted and a regular file already exists at the path, Ignition will do nothing. If source is omitted and no file exists, an empty file will be created.
       * **_httpHeaders_** (list of objects): a list of HTTP headers to be added to the request. Available for `http` and `https` source schemes only.
         * **name** (string): the header name.
         * **_value_** (string): the header contents.
       * **_verification_** (object): options related to the verification of the file contents.
         * **_hash_** (string): the hash of the contents, in the form `<type>-<value>` where type is either `sha512` or `sha256`.
     * **_append_** (list of objects): list of contents to be appended to the file. Follows the same stucture as `contents`
       * **_compression_** (string): the type of compression used on the contents (null or gzip). Compression cannot be used with S3.
-      * **_source_** (string): the URL of the contents to append. Supported schemes are `http`, `https`, `tftp`, `s3`, and [`data`][rfc2397]. When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
+      * **_source_** (string): the URL of the contents to append. Supported schemes are `http`, `https`, `tftp`, `s3`, `gs` and [`data`][rfc2397]. When using `http`, it is advisable to use the verification option to ensure the contents haven't been modified.
       * **_httpHeaders_** (list of objects): a list of HTTP headers to be added to the request. Available for `http` and `https` source schemes only.
         * **name** (string): the header name.
         * **_value_** (string): the header contents.