Overwriting the pg_hba.conf File

Function

This API is used to overwrite the pg_hba.conf file with the input configurations. If the input parameters are left blank, the file is overwritten with the default configurations.

Before calling an API, you need to understand the API in Authentication.

URI

URI format
POST /v3/{project_id}/instances/{instance_id}/hba-info

Parameter description

**Table 1** Parameters
Parameter	Mandatory	Description
project_id	Yes	Project ID of a tenant in a region. For details about how to obtain the project ID, see Obtaining a Project ID.
instance_id	Yes	Instance ID.

Request

**Table 2** Request parameters
Parameter	Mandatory	Type	Description
Array elements	No	Array of objects	Parameters to be modified. For details, see Table 3.

**Table 3** Parameters
Parameter	Mandatory	Type	Description
type	Yes	String	Connection type. Enumerated values: host, hostssl, and hostnossl
database	Yes	String	Database name other than template0 and template1. Use commas (,) to separate multiple names.
user	Yes	String	Name of a user other than rdsAdmin, rdsMetric, rdsBackup, rdsRepl, and rdsProxy. all indicates all database users of the DB instance. Use commas (,) to separate multiple user names.
address	Yes	String	Client IP address. 0.0.0.0/0 indicates that the user can access the database from any IP address.
mask	No	String	Subnet mask. The default value is an empty string.
method	Yes	String	Authentication mode. Enumerated values: reject, md5, and scram-sha-256
priority	Yes	Integer	Configuration priority.

Example Request

POST https://rds.ap-southeast-1.myhuaweicloud.com/v3/0483b6b16e954cb88930a360d2c4e663/instances/e28979107ed04d3b8b2f1b819b8d2be3in03/hba-info

[ { 
   "type" : "host", 
   "database" : "all", 
   "user" : "all", 
   "address" : "0.0.0.0/0", 
   "mask" : "", 
   "method" : "md5", 
   "priority" : 0 
 } ]