36 lines
1.6 KiB
Go
36 lines
1.6 KiB
Go
package logical
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// Backend interface must be implemented to be "mountable" at
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// a given path. Requests flow through a router which has various mount
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// points that flow to a logical backend. The logic of each backend is flexible,
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// and this is what allows materialized keys to function. There can be specialized
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// logical backends for various upstreams (Consul, PostgreSQL, MySQL, etc) that can
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// interact with remote APIs to generate keys dynamically. This interface also
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// allows for a "procfs" like interaction, as internal state can be exposed by
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// acting like a logical backend and being mounted.
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type Backend interface {
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// HandleRequest is used to handle a request and generate a response.
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// The backends must check the operation type and handle appropriately.
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HandleRequest(*Request) (*Response, error)
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// SpecialPaths is a list of paths that are special in some way.
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// See PathType for the types of special paths. The key is the type
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// of the special path, and the value is a list of paths for this type.
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// This is not a regular expression but is an exact match. If the path
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// ends in '*' then it is a prefix-based match. The '*' can only appear
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// at the end.
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SpecialPaths() *Paths
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}
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// Factory is the factory function to create a logical backend.
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type Factory func(map[string]string) (Backend, error)
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// Paths is the structure of special paths that is used for SpecialPaths.
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type Paths struct {
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// Root are the paths that require a root token to access
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Root []string
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// Unauthenticated are the paths that can be accessed without any auth.
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Unauthenticated []string
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}
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