go-exercises-manager

The utility for managing users.

Features

• commands:
  • add a user:
    • parameters:
      • username;
      • password;
      • password hashing cost;
      • flag indicating the need to generate a password;
      • generated password length;
      • flag indicating whether the user is disabled or not;
  • update a user:
    • parameters:
      • username;
      • new username;
      • password;
      • password hashing cost;
      • flag indicating the need to generate a password;
      • generated password length;
      • flag indicating whether the user is disabled or not;
      • flag indicating whether the user is enabled or not;
    • can update the user fields individually.

Installation

Prepare the directory:

$ mkdir --parents "$(go env GOPATH)/src/github.com/thewizardplusplus/"
$ cd "$(go env GOPATH)/src/github.com/thewizardplusplus/"

Clone this repository:

$ git clone https://github.com/thewizardplusplus/go-exercises-backend.git
$ cd go-exercises-backend

Install dependencies with the dep tool:

$ dep ensure -vendor-only

Build the utility:

$ go install ./cmd/go-exercises-manager

Usage

$ go-exercises-manager -h | --help
$ go-exercises-manager add-user [options]
$ go-exercises-manager update-user [options]

Commands:

• add-user — add the user;
• update-user — update the user.

Options:

• -h, --help — show the context-sensitive help message and exit;
• -u STRING, --username STRING — username;
• -U STRING, --new-username STRING — new username (applies only to the update-user command);
• -p STRING, --password STRING — user password;
• -c INTEGER, --cost INTEGER — cost of the user password hashing (range: from 4 to 31 inclusive; default: 10);
• -g, --generate — generate the user password;
• -l INTEGER, --length INTEGER — length of the user password to be generated (minimum: 6; default: 6);
• -d, --disable — disable the user;
• -e, --enable — enable the user (applies only to the update-user command).

Environment variables:

• STORAGE_ADDRESS — PostgreSQL connection URI (default: postgres://postgres:postgres@localhost:5432/postgres?sslmode=disable).