@mimik/public-helper NPM

public-helper

Example

const publicHlelper = require('@mimik/public-helper');

public-helper
- ~PROPERTIES
- async
  - ~getLocation(}, ip, correlationId, options) ⇒ Promise
  - ~getPublic(locationProvider, cloudProvider, correlationId, options) ⇒ Promise
- sync
  - ~setSettings(settings, newConfig) ⇒ object

public-helper~PROPERTIES

Property associated with the location.

The following environment variables are set:

Env variable name	Description	Default	Comments
queryURL_ENV	query to fill the different local properties from AWS		SERVER_LOCAL_IPV4, INSTANCE_ID, LOCAL_HOSTNAME
publicQueryURL_ENV	publicQuery to fill the public property from AWS		SERVER_PUBLIC_IPV4

The following environment variables are used:

Env variable name	Description	Default	Comments
AWS_LOCAL_PROPERTIES	IP address to access instance properties on AWS	169.254.169.254

Kind: inner constant of public-helper

public-helper~getLocation(}, ip, correlationId, options) ⇒ Promise

The location object has the follwoing structure:

 {
   "type": "Point",
   "coordinates": [ lon, lat],
   .....
 }

The result object has the following structure:

 {
   "status": (describing where the data come from),
   "ip": (the public IP address of the server),
   "location": (the location object)
 }

When ip is not present, the following environement variables will be updated:

Env variable name	Description	Default
SERVER_LOCATION_LON	longitude of the IP address	location.coordinates0
SERVER_LOCATION_LAT	latitude of the IP address	location.coordinates1
SERVER_PUBLIC_IPV4	public IP address	result.ip

Kind: inner method of public-helper
Returns: Promise - .
Category: async
Fulfil: object The location object encapsulated in the result.

Param	Type	Description
}	object	locationProvider - location provider information to use for getting the location { url, key } (key is optional).
ip	IP.<string>	Optional IP address to locate.
correlationId	string	Correlation Id to add the the request.
options	object	Options associated with the call. Use to pass `metrics` to `rpRetry`.

public-helper~getPublic(locationProvider, cloudProvider, correlationId, options) ⇒ Promise

The location data has the following structure:

 {
   "status": (describing where the data come from),
   "ip": (the public IP address of the server),
   "localIp": (`in case of AWS` local adddress),
   "instanceId": (`in case of AWS` id of the instance running the service),
   "location": (the location object)
 }

When provided, the locationProvider information has the following stucture:

 {
   "url": (URL of the provider),
   "key": (security key to associated with the request)
 }

The following environment variables will used:

Env variable name	Description	Default	Comments
SERVER_LOCAL_IPV4	AWS local IP address
INSTANCE_ID	id of the instance
SERVER_PUBLIC_IPV4	public IP address
SERVER_ID	id of the server
SERVER_LOCATION_LON	longitude of the server
SERVER_LOCATION_LAT	latitude of the server

and in order to set these properties process.env.AWS_LOCAL_PROPERTIES is used and is default 169.254.169.254 is used.

Kind: inner method of public-helper
Returns: Promise - .
Category: async
Fulfil: object The location data.

Param	Type	Description
locationProvider	URL.<string>	The location provider or `noPublic` when no locationProvider is used or `environment` when the environment variables have the information.
cloudProvider	string	Cloud Provider used to run the service (currently limited to `AWS`).
correlationId	string	Correlation Id to add the the request.
options	object	Options associated with the call. Use to pass `metrics` to `rpRetry`.