Ruby code to download a file in chef






















In non-Chef Ruby, the syntax is include without the : prefix , but without the : prefix Chef Infra Client will try to find a provider named include. Using the : prefix tells Chef Infra Client to look for the specified class that follows. The include? For example, using the include? Although not strictly a Chef style thing, please always ensure your user. Cookbook and custom resource names should contain only alphanumeric characters. A hyphen - is a valid character and may be used in cookbook and custom resource names, but it is discouraged.

Use a short organizational prefix for application cookbooks that are part of your organization. Asked 4 years, 7 months ago. Active 4 years, 7 months ago. Viewed 1k times. I am writing a chef resource with a logic as mentioned with each steps Search for a 'zip' content from the http website and download it After downloading unzip the files and put it under a directory - for e.

Improve this question. Harish P C. Its confusing to know why are you stuck here. So, why cant you call a custom resource there and in which you get all the files at the location using Dir and normally iterate and apply your ruby and bash methods.

I really don't get any clue of your concern. Do you know beforehand the address from where you want to download the zip and the name of the file s?

I mean, do you know beforehand the complete url from where the file will be downloaded? Navarro : yes i know the urls where exactly it is picking the zip files , Even i am able to get the list of zips like below [ "1. This property has no effect if not specified, but when it and rights are both specified, the effects are cumulative. If this value is not specified, existing owners remain unchanged and new owner assignments use the current user when necessary. The full path to the file, including the file name and its extension.

Default value: the name of the resource block. This path can vary from system to system. Microsoft Windows only. The permissions for users and groups in a Microsoft Windows environment. Creates a temporary file and then allows execution of commands or Ruby code. If this code evaluates to true, the file is created. If the code evaluates to false, an error is raised. The types for this property are a block, string, or a symbol.

When specified as a block, it returns true or false. When specified as a string, it is executed as a system command. It returns true if the command returns 0 as its exit status code and false if the command returns a non-zero exit status code. When using a built-in verifier symbol it returns true if the verifier succeeds else it returns false.

A block is arbitrary Ruby defined within the resource block by using the verify property. When a block returns true , Chef Infra Client will continue to update the file as appropriate. An error will be raised if the executed command returns a non-zero exit status code. If a string, block or symbol returns false , the Chef Infra Client run will stop and an error is raised. Atomic updates are used with file -based resources to help ensure that file updates can be made when updating a binary or if disk space runs out.

Atomic updates are enabled by default. On certain platforms, and after a file has been moved into place, Chef Infra Client may modify file permissions to support features specific to those platforms. On platforms with SELinux enabled, Chef Infra Client will fix up the security contexts after a file has been moved into the correct location by running the restorecon command. The rights property can be used in a recipe to manage access control lists ACLs , which allow permissions to be given to multiple users and groups.

Use the rights property can be used as many times as necessary; Chef Infra Client will apply them to the file or directory as required. The syntax for the rights property is as follows:. A block is arbitrary Ruby defined within the resource block by using the verify property. When a block is true , Chef Infra Client will continue to update the file as appropriate.

If a string or a block return false , the Chef Infra Client run will stop and an error is returned. Atomic updates are used with file -based resources to help ensure that file updates can be made when updating a binary or if disk space runs out. Atomic updates are enabled by default. On certain platforms, and after a file has been moved into place, Chef Infra Client may modify file permissions to support features specific to those platforms.

On platforms with SELinux enabled, Chef Infra Client will fix up the security contexts after a file has been moved into the correct location by running the restorecon command.

The rights property can be used in a recipe to manage access control lists ACLs , which allow permissions to be given to multiple users and groups. Use the rights property can be used as many times as necessary; Chef Infra Client will apply them to the file or directory as required.

The syntax for the rights property is as follows:. Use to specify which rights are granted to the principal. Integers used for permissions must match the following list FileSystemRights Enum fields. Use to specify a group or user. The principal can be specified by either name or SID. Chef Infra Client does not need to know if a principal is a user or a group. A hash that contains advanced rights options. Possible option types:. The ordering is independent of using the rights property.

For example:. By default, a file or directory inherits rights from its parent directory. Most of the time this is the preferred behavior, but sometimes it may be necessary to take steps to more specifically control rights.



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