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https://github.com/pylipp/sdd

setup-da-distro framework to manage installation of programs for non-root users on Linux systems
https://github.com/pylipp/sdd

bash command-line linux program-management shell

Last synced: 2 months ago
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setup-da-distro framework to manage installation of programs for non-root users on Linux systems

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# `setup-da-distro`

[![Build Status](https://travis-ci.org/pylipp/sdd.svg?branch=master)](https://travis-ci.org/pylipp/sdd)

> A framework to manage programs from web sources for non-privileged users on Linux systems
## Motivation

During occasional strolls on reddit or github, my attention is often drawn towards programs that increase productivity or provide an enhancement over others. (As a somewhat irrelevant side note - these programs mostly work in the command line.) Usually these programs are available for download as binary or script, meaning that naturally, the management (installation, upgrade, removal) of those programs has to be performed manually. At this point `sdd` comes into play: It provides a framework to automatize the tasks of managing the programs (or, in `sdd` terminology, 'apps'). The procedures to manage specific apps are defined within scripts in this repository (at `lib/sdd/apps/user/`).

`sdd` enables me to keep track of my favorite programs, on different machines. I'm working towards having systems set up in a reproducible way on my machines. `sdd` helps me, since I might have different Linux distributions installed on these machine, with different package manager providing different versions of required programs (or none at all). I can freeze the versions of all apps managed by sdd with `sdd list --installed > sdd_freeze.txt`, and re-create them with `sdd install <(cat sdd_freeze.txt | xargs)`.

Finally on some systems I might not have root access, and hence I can't install missing programs using a package manager. `sdd` allows for unprivileged management of programs.

## WARNINGS

`sdd` is a simple collection of bash scripts, not a mature package manager (neither do I aim to turn it into one...). Using it might break things on your system (e.g. overwrite existing program files).

When using `sdd`, you execute functionality to manipulate your system. Especially, you download programs from third parties, and install them on your system. Most sources are provided by GitHub releases pages. Keep in mind that repositories can be compromised, and malicious code placed inside; and `sdd` will still happily download it. (If you have an idea how to mitigate this security flaw, please open an issue.)

`sdd` is targeted to 64bit Linux systems. Some apps might not work when installed to different architectures. If available, `bash` and/or `zsh` shell completion and `man` pages are set up when installing an app.

## Demo

The following screencast demonstrates how `sdd` is used to install, upgrade and uninstalled the [`fd`](https://github.com/sharkdp/fd) utility.

![Demo](./demo.svg)

## Installation

Clone the directory and run the bootstrap script to install `sdd` to `~/.local`:

git clone https://github.com/pylipp/sdd
cd sdd
git checkout v0.1.1.0 # or any other revision
./bootstrap.sh

You can specify the installation directory with the `PREFIX` environment variable:

PREFIX=/usr ./bootstrap.sh

Please verify that the `bin` sub-directory of the installation directory is present in your `PATH`. You might want to append this to your shell configuration file:

export PATH="~/.local/bin:$PATH"

Same applies for the `MANPATH`:

export MANPATH="~/.local/share/man:$MANPATH"

For enabling `zsh` completion functions (`oh-my-zsh` users: put this before the line that sources `oh-my-zsh.sh` since it calls `compinit` for setting up completions):

fpath=(~/.local/share/zsh/site-functions $fpath)

For enabling `bash` completion functions, you should be fine if you already use the [`bash-completion`](https://github.com/scop/bash-completion) package. Otherwise add this snippet to your `~/.bashrc`:

```bash
if [ -d ~/.local/share/bash_completion ]; then
# Source custom completion files
while IFS= read -r -d '' f; do
. "$f"
done < <(find ~/.local/share/bash_completion -type f -print0)
fi
```

`sdd` is tested with `bash` 4.4.12.

### Dependencies

`sdd` depends on `bash`, `git`, and `wget`. Python-related apps require `python3`.

## Upgrading

Once the program is bootstrapped, upgrade to the latest version by

sdd upgrade sdd

## Usage

### Installing an app

Install an app to `SDD_INSTALL_PREFIX` (defaults to `~/.local`) with

sdd install

You can specify a custom installation prefix like this:

SDD_INSTALL_PREFIX=~/bin sdd install

or by exporting the `SDD_INSTALL_PREFIX` environment variable.

By default, `sdd` installs the latest version of the app available. You can specify a version for installation:

sdd install =

> This command overwrites an existing installation of the app without additional conformation.

> The format of the `` specifier depends on the app that is managed (usually it's the tag of the release on GitHub).

### Upgrading an app

To upgrade an app to the latest version available, run

sdd upgrade

If you want to upgrade to a specific version, run

sdd upgrade =

Internally, `sdd` executes un- and re-installation of the app for upgrading unless a specific upgrade routine has been defined.
The usage of `SDD_INSTALL_PREFIX` is the same as for the `install` command.

### Uninstalling an app

To uninstall an app, run

sdd uninstall

The usage of `SDD_INSTALL_PREFIX` is the same as for the `install` command.

### Batch commands

The commands `install`, `upgrade`, and `uninstall` can take multiple arguments to manage apps, e.g.

sdd install =

### Listing app management information

List installed apps by running

sdd list
sdd list --installed

List all apps available for management in `sdd` with

sdd list --available

List all installed apps that can be upgraded to a more recent version with

sdd list --upgradable

The `list` command options come in short forms, too: `-i`, `-a`, `-u`

### General help

High-level program output during management is forwarded to the terminal. Output of the `sdd_*` functions of the app management file is in `/tmp/sdd--.stderr`. For increased verbosity when running `sdd`, set the respective environment variable before invoking the program

SDD_VERBOSE=1 sdd install

You can always consult

sdd --help

## Apps available

In alphabetical order:

Name | Description
:--- | :---
[bat](https://github.com/sharkdp/bat) | A cat(1) clone with syntax highlighting and Git integration
[borg](https://www.borgbackup.org/) | Deduplicating archiver with compression and authenticated encryption
[broot](https://github.com/Canop/broot) | A new way to see and navigate directory trees
[circleci](https://github.com/CircleCI-Public/circleci-cli) | Use CircleCI from the command line
[dasel](https://github.com/TomWright/dasel) | Query and update data structures from the command line
[delta](https://github.com/dandavison/delta) | A syntax-highlighter for git and diff output
[diff-so-fancy](https://github.com/so-fancy/diff-so-fancy) | Human readable diffs
[direnv](https://github.com/direnv/direnv) | Handle environment variables depending on current directory
[docker-compose](https://github.com/docker/compose) | Define and run multi-container applications with Docker (v2)
[dust](https://github.com/bootandy/dust) | A more intuitive version of du in rust
[fd](https://github.com/sharkdp/fd) | A simple, fast and user-friendly alternative to 'find'
[ffsend](https://github.com/timvisee/ffsend) | Easily and securely share files from the command line
[gh](https://github.com/cli/cli) | GitHub's official command line tool
[gitui](https://github.com/extrawurst/gitui) | blazing fast terminal-ui for git written in rust
[git-trim](https://github.com/foriequal0/git-trim) | Automatically trims your branches whose tracking remote refs are merged or stray
[go](https://github.com/golang/go) | The Go programming language
[hub](https://github.com/github/hub) | Command line tool to interact with GitHub
[jira](https://github.com/go-jira/jira) | Simple JIRA command line client in Go
[jq](https://github.com/stedolan/jq) | Command line JSON processor
[ncdu](https://dev.yorhel.nl/ncdu) | Disk usage analyzer with ncurses interface
[oh-my-zsh](https://github.com/robbyrussell/oh-my-zsh) | Framework for managing zsh configuration
[Pandoc](https://github.com/jgm/pandoc) | Universal markup converter
[pip](https://pypi.org/project/pip/) | Python package manager
[Python](https://github.com/indygreg/python-build-standalone) | Python language installed from redistributable builds
[qrcp](https://github.com/claudiodangelis/qrcp) | Transfer files over wifi from your computer to your mobile device by scanning a QR code
[ripgrep](https://github.com/BurntSushi/ripgrep) | Line-oriented text search tool
sdd | Thanks for being here :)
[slack-term](https://github.com/erroneousboat/slack-term) | Slack client for your terminal
[ShellCheck](https://github.com/koalaman/shellcheck) | A static analysis tool for shell scripts
[shfmt](https://github.com/mvdan/sh) | A shell parser, formatter, and interpreter (sh/bash/mksh)
[Telegram](https://github.com/telegramdesktop/tdesktop) | Telegram Desktop messaging app
[wuzz](https://github.com/asciimoo/wuzz) | Interactive cli tool for HTTP inspection
[xh](https://github.com/ducaale/xh) | Friendly and fast tool for sending HTTP requests
[xsv](https://github.com/BurntSushi/xsv) | A fast CSV command line toolkit written in Rust

## Customization

You can both

- define app management files for apps that are not shipped with `sdd`, and
- extend app management files for apps that are shipped with `sdd`.

The procedure in either case is:

1. Create an empty bash file named after the app in `~/.config/sdd/apps` (without `.bash` extension).
1. Add the functions `sdd_install` and `sdd_uninstall` with respective functionality. It's mandatory to add a function, even if without functionality (define `sdd_uninstall() { return; }`).
1. Optionally, you can add an `sdd_upgrade` function. It will be executed for upgrading, instead of `sdd_uninstall` followed by `sdd_install`.
1. You're able to manage the app as described in the 'Usage' section. `sdd` tells you when it found a customization for the app specified on the command line.

For exemplary files, see my personal definitions and extensions [here](https://github.com/pylipp/dotfiles/tree/master/sdd_apps).

## Project structure

It is distinguished between

- framework files,
- app management files,
- testing files, and
- project meta-files.

### Description

1. Framework files contain the logic to run the program. They provide generic utility methods (generating symlinks, reading environment variables, etc.). Examples are: program executable, library files.
1. App management files contain instructions to manage specific apps. For each app, at least one management file exists. A management file contains at least methods for installing, upgrading, and uninstalling an app. Management files are organized in directories indicating their level (user or root).
1. Testing files cover the functionality of both the framework and the app management files. They are executed in an isolated environment.
1. Project meta-files comprise documentation files, configuration files for development tools, an installation script, among others.

## Contributing

### Requirements

- `git`
- `docker`
- `python3`
- optionally: `docker-compose`

### Development environment

Clone this repository and pull the Docker image to enable testing and style-checking.

git clone https://github.com/pylipp/sdd
docker pull pylipp/sdd

Set up the local environment for style-checking using the [pre-commit](https://pre-commit.com/) framework.

test/setup/venv

### Testing

The program is tested in a container environment using the `bats` framework. Invoke the test runner by

test/run.sh

You might want to skip app tests since they require an internet connection

NO_APP_TESTS=1 test/run.sh

For attaching to the test container after the tests have completed, do

test/run.sh --debug

For running specific tests (paths relative to repository root)

test/run.sh test/apps/fd.bats test/apps/sdd.bats

For creating a Docker container and attaching it to the terminal, do

test/run.sh --open

For style checking, run

test/run.sh --style

For building the image, run

docker build test/setup -t sdd:latest

You can also build and test the image in a single command by

docker-compose -f test/setup/docker-compose.test.yml up

Note that DockerHub automatically builds the image when source code is pushed to GitHub, and pushes it the DockerHub repository if the tests succeeded. The tests are defined in `test/setup/docker-compose.test.yml`.

### Extending

You're looking for managing an app but it's not included in `sdd` yet? Here's how contribute an app management script:

1. Fork this repository.
1. In your fork, create a feature branch.
1. Create an empty bash file named after the app in `lib/sdd/apps/user`.
1. Add a test in `test/apps/.bats`, e.g. verifying the version of the app to be installed.
1. Add the functions `sdd_install` and `sdd_uninstall` with respective functionality.
1. Add app name, link, and description to the table of available apps in the README file.
1. Add the new files, commit, and push.
1. Open a PR!

### Releasing

1. Update Changelog.
1. Run `./release VERSION`

## Related projects

Use case | Tool
--- | ---
Managing Python packages (system-wide or user-specific) | pip
Managing Python apps (system-wide or user-specific) | [pipx](https://pipxproject.github.io/pipx/)
Generate packages from Makefile and track installation by package manager | [CheckInstall](https://asic-linux.com.mx/~izto/checkinstall/)
Declarative whole-system configuration; unprivileged package management | [GNU Guix](https://guix.gnu.org/)
Creating packages of various formats | [fpm](https://github.com/jordansissel/fpm)

Note that maintaining packages (deb, rpm, etc.) might still require root privileges, depending on your system.