kvu

The simplest command line tool to manage key-value pair lines.

┌──────────────────────────┐ ┌──────────────────────────┐ │ DB_URI=postgres://db/kvu │ ┌─────────────────────┐ │ DB_URI=postgres://db/kvu │ │ DB_USERNAME=username │──stdin─▶│ kvu DB_USERNAME=kvu │─stdout─▶│ DB_USERNAME=kvu │ │ DB_PASSWORD=password │ └─────────────────────┘ │ DB_PASSWORD=password │ └──────────────────────────┘ └──────────────────────────┘

Installation

Cargo

sh cargo install kvu

Usage

Arguments without any flag works as upsert operation - create new pair if the key does not exist, or update the value of the key if the key does exist.

console $ echo -e "BUCKET=public\nREGION=ap-southeast-1" | kvu TOKEN=348a1912 REGION=eu-north-1 BUCKET=public REGION=eu-north-1 TOKEN=348a1912

-c/--create Create new pair

Does nothing when the key exists.

console $ echo -e "BUCKET=public\nREGION=ap-southeast-1" | kvu --create REGION=eu-north-1 BUCKET=public REGION=ap-southeast-1

-u/--update Update existing pair

Does nothing when the key does not exist.

console $ echo -e "BUCKET=public\nREGION=ap-southeast-1" | kvu --update TOKEN=348a1912 BUCKET=public REGION=ap-southeast-1

-d/--delete Delete existing pair

Does nothing when the key does not exist.

console $ echo -e "BUCKET=public\nREGION=ap-southeast-1" | kvu --delete REGION BUCKET=public