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Dab provides tools to setup and even share a reproducable local development environment.
You can have Dab manage your git repositories and store common procedures as "entrypoints" that execute within the reproducable Dab image. These entrypoints have access to a large corpus of Dockerized applications and services Dab provides and can be combined into groups to execute in sequence. This allows for complex development labs that behave the same across heterogenous host machines and even operating systems.
You can give the usual help switches like -h
and --help
however
these are the only switches in the whole Dab cli, instead dab uses
explicit subcommands so help
also works. It makes for less variations
to memorize and easier usage when combined with shell completion.
If given to a "subcommand namespace" (a command that does nothing but
have other commands under it) such as dab
you will be given a list of
subcommands, their aliases, and a short description of what they do.
In order to ensure a reproducable environment across all kinds of host machines (eg, Linux and OSX) everything gets executed within an ephemeral docker container, the Dab image.
Within this image is the application code for Dab itself plus various tools useful for orchestrating projects and procedures.
You can explore what is available in this image by entering into an interactive shell running within or give it one off commands to run.
command | |
---|---|
docker | |
docker-compose | |
entr | |
jq | |
multitail | |
yq |