Makefile

@@ -55,6 +55,7 @@ docker-run-release:
 	mkdir -p docker-run-release-cache
 	# uid needs to be set to avoid "error obtaining VCS status: exit status 128"
 	docker run --user $(shell id -u) -it --rm -e GITHUB_TOKEN \
+	-v ${SSH_AUTH_SOCK}:/tmp/ssh-agent.sock -e SSH_AUTH_SOCK=/tmp/ssh-agent.sock \
 	-v $(shell pwd):$(pkg) \
 	-v $(shell pwd)/docker-run-release-cache:/.cache \
 	-w $(pkg) golang:1.19.8 make bootstrap release

cmd/helm3.go

@@ -105,6 +105,9 @@ func (d *diffCmd) template(isUpgrade bool) ([]byte, error) {
 	for _, arg := range d.postRendererArgs {
 		flags = append(flags, "--post-renderer-args", arg)
 	}
+	if d.insecureSkipTLSVerify {
+		flags = append(flags, "--insecure-skip-tls-verify")
+	}
 	// Helm automatically enable --reuse-values when there's no --set, --set-string, --set-values, --set-file present.
 	// Let's simulate that in helm-diff.
 	// See https://medium.com/@kcatstack/understand-helm-upgrade-flags-reset-values-reuse-values-6e58ac8f127e

cmd/upgrade.go

@@ -52,6 +52,7 @@ type diffCmd struct {
 	includeTests             bool
 	postRenderer             string
 	postRendererArgs         []string
+	insecureSkipTLSVerify    bool
 	install                  bool
 	normalizeManifests       bool
 	threeWayMerge            bool
@@ -197,6 +198,7 @@ func newChartCommand() *cobra.Command {
 	f.BoolVar(&diff.dryRun, "dry-run", false, "disables cluster access and show diff as if it was install. Implies --install, --reset-values, and --disable-validation")
 	f.StringVar(&diff.postRenderer, "post-renderer", "", "the path to an executable to be used for post rendering. If it exists in $PATH, the binary will be used, otherwise it will try to look for the executable at the given path")
 	f.StringArrayVar(&diff.postRendererArgs, "post-renderer-args", []string{}, "an argument to the post-renderer (can specify multiple)")
+	f.BoolVar(&diff.insecureSkipTLSVerify, "insecure-skip-tls-verify", false, "skip tls certificate checks for the chart download")
 	f.BoolVar(&diff.normalizeManifests, "normalize-manifests", false, "normalize manifests before running diff to exclude style differences from the output")
 
 	AddDiffOptions(f, &diff.Options)

plugin.yaml

@@ -1,7 +1,7 @@
 name: "diff"
 # Version is the version of Helm plus the number of official builds for this
 # plugin
-version: "3.8.0"
+version: "3.8.1"
 usage: "Preview helm upgrade changes as a diff"
 description: "Preview helm upgrade changes as a diff"
 useTunnel: true