malijs / metadata-field-auth

Mali base middleware utility for metadata auth field checks

@malijs/metadata-field-auth

Base middleware utility for metadata auth field checks for Mali

API

@malijs/metadata-field-auth

Generic Mali metadata field authorization middleware If the call has metadata with "authorization" string property with "{field} {value}" then specified function is called.

Param	Type	Description
field	String	Field within the authorization metadata value to look for.
options	Options
options.error	String | Object | function	optional Error creation options. If String the message for Error to throw in case authorization is not present. If Object the error options with message, code, and metadata properties. See create-grpc-error module. If Function a function with signature (ctx) called to create an error. Must return an Error instanse. Default: "Not Authorized"
fn	function	The middleware function to execute with signature (key, ctx, next)

Example

const fieldAuth = require('@malijs/metadata-field-auth')

app.use(fieldAuth('secret', async (key, ctx, next) => {
  console.log(key)
  await next()
})

License

Apache-2.0