projectdiscovery/nuclei · error

not a postgres service

Error message

not a postgres service

What it means

Error "not a postgres service" thrown in projectdiscovery/nuclei.

Source

Thrown at pkg/js/libs/postgres/postgres.go:90

}

// Connect connects to Postgres database using given credentials.
// If connection is successful, it returns true.
// If connection is unsuccessful, it returns false and error.
// The connection is closed after the function returns.
// @example
// ```javascript
// const postgres = require('nuclei/postgres');
// const client = new postgres.PGClient;
// const connected = client.Connect('acme.com', 5432, 'username', 'password');
// ```
func (c *PGClient) Connect(ctx context.Context, host string, port int, username string, password string) (bool, error) {
	ok, err := c.IsPostgres(ctx, host, port)
	if err != nil {
		return false, err
	}
	if !ok {
		return false, fmt.Errorf("not a postgres service")
	}
	executionId := ctx.Value("executionId").(string)
	return memoizedconnect(ctx, executionId, host, port, username, password, "postgres")
}

// ExecuteQuery connects to Postgres database using given credentials and database name.
// and executes a query on the db.
// If connection is successful, it returns the result of the query.
// @example
// ```javascript
// const postgres = require('nuclei/postgres');
// const client = new postgres.PGClient;
// const result = client.ExecuteQuery('acme.com', 5432, 'username', 'password', 'dbname', 'select * from users');
// log(to_json(result));
// ```
func (c *PGClient) ExecuteQuery(ctx context.Context, host string, port int, username string, password string, dbName string, query string) (*utils.SQLResult, error) {
	ok, err := c.IsPostgres(ctx, host, port)
	if err != nil {

View on GitHub (pinned to 265b3a3dec)

When it happens

Trigger: Thrown at pkg/js/libs/postgres/postgres.go:90 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of projectdiscovery/nuclei@265b3a3dec (2026-08-15). Data as JSON: /api/errors/9481871a07438642. Report an issue: GitHub.