allow setting csr attributes

README.md

@@ -91,6 +91,7 @@ The following environment variables are supported:
 | **PUPPETSERVER_ENABLE_ENV_CACHE_DEL_API**  | Enable the puppet admin api endpoint via certificates to allow clearing environment caches<br><br> Defaults to `true`                                         |
 | **ENVIRONMENTPATH**                        | Set an environmentpath<br><br> Defaults to `/etc/puppetlabs/code/environments`                                                                                |
 | **HIERACONFIG**                            | Set a hiera_config entry in puppet.conf file<br><br> Defaults to `$confdir/hiera.yaml`                                                                        |
+| **CSR_ATTRIBUTES**                         | Provide a JSON string of the csr_attributes.yaml content. e.g. CSR_ATTRIBUTES='{"custom_attributes": { "challengePassword": "foobar" }, "extension_requests": { "pp_project": "foo" } }'<br><br> Defaults to empty JSON object '{}'<br> Please note that within a compose file, you must quote the whole line<br> - 'CSR_ATTRIBUTES={ ...}'                               |
 
 ## Initialization Scripts
 

puppetserver/Dockerfile

@@ -44,7 +44,8 @@ ENV PUPPETSERVER_JAVA_ARGS="-Xms1024m -Xmx1024m" \
     PUPPETSERVER_ENVIRONMENT_TIMEOUT=unlimited \
     PUPPETSERVER_ENABLE_ENV_CACHE_DEL_API=true \
     ENVIRONMENTPATH=/etc/puppetlabs/code/environments \
-    HIERACONFIG="$confdir/hiera.yaml"
+    HIERACONFIG="$confdir/hiera.yaml" \
+    CSR_ATTRIBUTES='{}'
 
 # NOTE: this is just documentation on defaults
 EXPOSE 8140

puppetserver/docker-entrypoint.d/89-csr_attributes.rb

@@ -0,0 +1,15 @@
+#!/opt/puppetlabs/puppet/bin/ruby
+
+require 'json'
+require 'yaml'
+
+begin
+  csr_yaml = YAML.dump(JSON.load(ENV['CSR_ATTRIBUTES']))
+  File.open('/etc/puppetlabs/puppet/csr_attrbitues.yaml', 'w') do |file|
+    file.write(csr_yaml)
+  end
+rescue => error
+  puts "Error on reading JSON env. Terminating"
+  p error.message
+  exit 99
+end

puppetserver/docker-entrypoint.d/89-csr_attributes.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+echo $CSR_ATTRIBUTES
+/opt/puppetlabs/puppet/bin/ruby /docker-entrypoint.d/89-csr_attributes.rb