dynaconf

dynaconf reads environment variables and generates configuration files from templates. Templates are expressed in the Go template format. See http://golang.org/pkg/text/template/ for more information.

Installation

go get github.com/otm/dynaconf

Build/Install

go install github.com/otm/dynaconf

Usage

dynaconf [options] -template template:outfile[:actions]

Actions

Actions can be one of the following:

validate=json - validates output as JSON
exec=command - run command after the configuration is created

Options

All options are optionally except for template

dry-run=false: Output result to stdout instead of files
log-files=false: Log files written to disk
param=[]: Parameters to use when generating configuration
template=[]: The template definition to use
version=false: Show version and exit

Examples

Render a template

dynaconf -template ./examples/cfg.template:/tmp/cfg.json -param name=john

Render a template with additional environment variables

varsion="1.2.3" dynaconf -template ./examples/cfg.template:/tmp/cfg.json -param name=john

Render a template and validate output

dynaconf -template ./examples/cfg.template:/tmp/cfg.json:validate=json -param name=john

Render a template and run a command after

dynaconf -template ./examples/cfg.template:/tmp/cfg.json:exec="cat /tmp/cfg.json" -param name=john

Render multiple templates at the same time

dynaconf -template ./examples/cfg.template:/tmp/cfg.json \
-template ./examples/cfg2.template:/tmp/cfg2.json \
-param name=john -param year=2015