Add a setting for chart repository CA certificates [#74]

internal/helm/config.go

@@ -24,6 +24,7 @@ type Config struct {
 	DroneEvent         string   `envconfig:"DRONE_BUILD_EVENT"`      // Drone event that invoked this plugin.
 	UpdateDependencies bool     `split_words:"true"`                 // Call `helm dependency update` before the main command
 	AddRepos           []string `split_words:"true"`                 // Call `helm repo add` before the main command
+	RepoCAFile         string   `envconfig:"repo_ca_file"`           // CA certificate for `helm repo add`
 	Debug              bool     ``                                   // Generate debug output and pass --debug to all helm commands
 	Values             string   ``                                   // Argument to pass to --set in applicable helm commands
 	StringValues       string   `split_words:"true"`                 // Argument to pass to --set-string in applicable helm commands

internal/helm/plan.go

@@ -171,7 +171,8 @@ func addRepos(cfg Config) []Step {
 	steps := make([]Step, 0)
 	for _, repo := range cfg.AddRepos {
 		steps = append(steps, &run.AddRepo{
-			Repo: repo,
+			Repo:   repo,
+			CAFile: cfg.RepoCAFile,
 		})
 	}
 

internal/helm/plan_test.go

@@ -291,6 +291,7 @@ func (suite *PlanTestSuite) TestAddRepos() {
 			"first=https://add.repos/one",
 			"second=https://add.repos/two",
 		},
+		RepoCAFile: "state_licensure.repo.cert",
 	}
 	steps := addRepos(cfg)
 	suite.Require().Equal(2, len(steps), "addRepos should add one step per repo")
@@ -301,6 +302,8 @@ func (suite *PlanTestSuite) TestAddRepos() {
 
 	suite.Equal(first.Repo, "first=https://add.repos/one")
 	suite.Equal(second.Repo, "second=https://add.repos/two")
+	suite.Equal(first.CAFile, "state_licensure.repo.cert")
+	suite.Equal(second.CAFile, "state_licensure.repo.cert")
 }
 
 func (suite *PlanTestSuite) TestLint() {