[feat] allow overriding of PROVIDER_CONFIG

2 files changed, 20 insertions, 3 deletions

diff --git a/branding/README.txt b/branding/README.txt
index 3601524..dea4d76 100644
--- a/branding/README.txt
+++ b/branding/README.txt
@@ -8,14 +8,25 @@ BitmaskVPN for your provider.
 Configure
 --------------------------------------------------------------------------------
 
-- Edit the file at 'branding/config/vendor.conf'. Add all the needed variables.
-- Copy your provider CA certificate to 'branding/config/<provider>-ca.crt'
+- Copy or edit the file at 'branding/config/vendor.conf'. Add all the needed variables.
+- Copy your provider CA certificate to the same folder: 'branding/config/<provider>-ca.crt'
 - Make sure that the folder 'branding/assets/<provider>' exists. Copy there all the needed assets.
 
 Build
 --------------------------------------------------------------------------------
 
+Some of the following scripts need network access, since they will check
+whether the configuration published by your provider matches what is configured
+before the build.
+
 Run:
 
-PROVIDER=example.org make generate
+PROVIDER=example.org make prepare
+make build
+
+You can also specify a cusom config file:
+
+PROVIDER=example.org PROVIDER_CONFIG make prepare
 make build
+
+
diff --git a/branding/scripts/vendorize.py b/branding/scripts/vendorize.py
index c600967..dc19952 100755
--- a/branding/scripts/vendorize.py
+++ b/branding/scripts/vendorize.py
@@ -88,6 +88,12 @@ if __name__ == "__main__":
         except IndexError:
             bail()
 
+    env_provider_conf = os.environ.get('PROVIDER_CONFIG')
+    if env_provider_conf:
+        if os.path.isfile(env_provider_conf):
+            print("[+] Overriding provider config per PROVIDER_CONFIG variable")
+            configfile = env_provider_conf
+
     if not os.path.isfile(infile):
         bail('[!] Cannot find template in {path}'.format(
             path=os.path.abspath(infile)))