jinjaconfig 0.1.1

A jinja2 renderer receiving a JSON string from commandline. Useful for generating config files in deployment enviroments

jinjaconfig

A jinja2 renderer receiving a JSON string from commandline. Useful for generating config files in deployment environments.

Installation

Install jinja config

pip install jinjaconfig

Install from sources

pip install git+https://bitbucket.org/luisfernando/jinjaconfig.git

Usage

usage: jinjaconfig [-h] --values [values] [file]

A jinja2 renderer receiving arguments from commandline. Useful for generating
config files in deployment enviroments

positional arguments:
  file               template to parse

optional arguments:
  -h, --help         show this help message and exit
  --values [values]  json encoded values

Basic Use

1. Pass arguments from command line

   jinjaconfig example.conf --values="{"celery":{"task":"mytask","path":"/home/x/Env/myenv/bin/celery"},
   "num_procs":2,"user":"user","workdir":"/home/x/app/app/","logs":{"error":"/home/x/app/logs/err.log",
   "log":"/home/x/app/logs/log.log"}}"

2. Pass arguments from a file (*NIX, Bash) and output to file

   jinjaconfig example.conf --values="`cat arguments.json`" > result.conf

example.conf

; ==================================
;  configuration example
; ==================================

[program:celery]
; Set full path to celery program if using virtualenv
command={{ celery.path }} worker -A {{ celery.task }}

directory={{ workdir }}
user={{ user }}
numprocs={{ num_procs }}
stdout_logfile={{ logs.log }}
stderr_logfile={{ logs.error }}
autostart=true
autorestart=true
startsecs=10

; Need to wait for currently executing tasks to finish at shutdown.
; Increase this if you have very long running tasks.
stopwaitsecs = 600

; When resorting to send SIGKILL to the program to terminate it
; send SIGKILL to its whole process group instead,
; taking care of its children as well.
killasgroup=true

; if rabbitmq is supervised, set its priority higher
; so it starts first
priority=998

arguments.json

{
   "celery" : {
      "task" : "mytask",
      "path" : "/home/x/Env/myenv/bin/celery"
   },
   "num_procs" : 2,
   "user" : "user",
   "workdir" : "/home/x/app/app/",
   "logs" : {
      "error" : "/home/x/app/logs/err.log",
      "log" : "/home/x/app/logs/log.log"
   }
}

Authors:

• Luis Fernando Barrera ([e-mail]) @joyinsky