diff --git a/lib/puppet/provider/openstack/auth.rb b/lib/puppet/provider/openstack/auth.rb
index 584bfc72..743071db 100644
--- a/lib/puppet/provider/openstack/auth.rb
+++ b/lib/puppet/provider/openstack/auth.rb
@@ -16,10 +16,13 @@ module Puppet::Provider::Openstack::Auth
     rcfile = [filename, '/root/openrc'].detect { |f| File.exists? f }
     unless rcfile.nil?
       File.open(rcfile).readlines.delete_if{|l| l=~ /^#|^$/ }.each do |line|
-        key, value = line.split('=')
-        key = key.split(' ').last
-        value = value.chomp.gsub(/'/, '')
-        env.merge!(key => value) if key =~ /OS_/
+        # we only care about the OS_ vars from the file LP#1699950
+        if line =~ /OS_/
+          key, value = line.split('=')
+          key = key.split(' ').last
+          value = value.chomp.gsub(/'/, '')
+          env.merge!(key => value) if key =~ /OS_/
+        end
       end
     end
     return env
diff --git a/releasenotes/notes/fix-openrc-parsing-2cc3a95b3bf2b259.yaml b/releasenotes/notes/fix-openrc-parsing-2cc3a95b3bf2b259.yaml
new file mode 100644
index 00000000..ebe609c5
--- /dev/null
+++ b/releasenotes/notes/fix-openrc-parsing-2cc3a95b3bf2b259.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Improve openrc parsing to prevent issues when additional bash code is
+    present in a user's openrc file. LP#1699950
diff --git a/spec/unit/provider/openstack/auth_spec.rb b/spec/unit/provider/openstack/auth_spec.rb
index 413c81a4..31008117 100644
--- a/spec/unit/provider/openstack/auth_spec.rb
+++ b/spec/unit/provider/openstack/auth_spec.rb
@@ -102,6 +102,22 @@ describe Puppet::Provider::Openstack::Auth do
       end
     end
 
+    context 'with a valid RC file with extra code in it' do
+      it 'provides a hash' do
+        mock = "export OS_USERNAME='test'\nexport OS_PASSWORD='abc123'\nexport OS_PROJECT_NAME='test'\nexport OS_AUTH_URL='http://127.0.0.1:5000'\n_openstack() {\n foo\n} "
+        filename = 'file'
+        File.expects(:exists?).with('file').returns(true)
+        File.expects(:open).with('file').returns(StringIO.new(mock))
+
+        response = klass.get_os_vars_from_rcfile(filename)
+        expect(response).to eq({
+          "OS_AUTH_URL"     => "http://127.0.0.1:5000",
+          "OS_PASSWORD"     => "abc123",
+          "OS_PROJECT_NAME" => "test",
+          "OS_USERNAME"     => "test"})
+      end
+    end
+
     context 'with an empty file' do
       it 'provides an empty hash' do
         filename = 'file'