Remove vendor dir in favor of go module cache

DEVELOPMENT.md

@@ -79,7 +79,7 @@ The helper script to install and run lint is placed here at the root of project.
 To fix any `gofmt` issues, you can simply run `gofmt` with `-w` flag like this
 
 ```shell
-find . -name "*.go" | grep -v vendor/ | xargs gofmt -l -s -w
+find . -name "*.go" | xargs gofmt -l -s -w
 ```
 
 ### Integration tests

Makefile

@@ -30,7 +30,7 @@ REGISTRY?=gcr.io/kaniko-project
 REPOPATH ?= $(ORG)/$(PROJECT)
 VERSION_PACKAGE = $(REPOPATH)/pkg/version
 
-GO_FILES := $(shell find . -type f -name '*.go' -not -path "./vendor/*")
+GO_FILES := $(shell find . -type f -name '*.go')
 GO_LDFLAGS := '-extldflags "-static"
 GO_LDFLAGS += -X $(VERSION_PACKAGE).version=$(VERSION)
 GO_LDFLAGS += -w -s # Drop debugging symbols.
@@ -41,10 +41,8 @@ WARMER_PACKAGE = $(REPOPATH)/cmd/warmer
 KANIKO_PROJECT = $(REPOPATH)/kaniko
 BUILD_ARG ?=
 
-# Force using Go Modules and always read the dependencies from
-# the `vendor` folder.
+# Force using Go Modules.
 export GO111MODULE = on
-export GOFLAGS = -mod=vendor
 
 
 out/executor: $(GO_FILES)

cmd/executor/cmd/root.go

@@ -290,7 +290,7 @@ func addKanikoOptionsFlags() {
 
 // addHiddenFlags marks certain flags as hidden from the executor help text
 func addHiddenFlags(cmd *cobra.Command) {
-	// This flag is added in a vendored directory, hide so that it doesn't come up via --help
+	// This flag is added in a library, hide so that it doesn't come up via --help
 	pflag.CommandLine.MarkHidden("azure-container-registry-config")
 	// Hide this flag as we want to encourage people to use the --context flag instead
 	cmd.PersistentFlags().MarkHidden("bucket")

deploy/Dockerfile

@@ -36,9 +36,9 @@ COPY . .
 # To update the version of any tool installed here, run
 #
 #   go get <tool>@<commit-sha-or-tag>
-#   go mod vendor
+#   go mod tidy
 #
-# Then submit a PR with the changes to `go.mod`, `go.sum`, and `vendor`.
+# Then submit a PR with the changes to `go.mod` and `go.sum`.
 
 # Get GCR credential helper
 RUN go install github.com/GoogleCloudPlatform/docker-credential-gcr/v2

hack/boilerplate.sh

@@ -15,7 +15,7 @@
 set -e
 
 # Ignore these paths in the following tests.
-ignore="vendor\|out"
+ignore="out"
 BOILERPLATEDIR=./hack/boilerplate
 files=$(python3 ${BOILERPLATEDIR}/boilerplate.py --rootdir . --boilerplate-dir ${BOILERPLATEDIR})
 

hack/boilerplate/boilerplate.py

@@ -23,7 +23,7 @@
 import sys
 
 
-SKIPPED_DIRS = ["Godeps", "third_party", ".git", "vendor", "examples", "testdata"]
+SKIPPED_DIRS = ["Godeps", "third_party", ".git", "examples", "testdata"]
 SKIPPED_FILES = ["install_golint.sh"]
 
 parser = argparse.ArgumentParser()

hack/gofmt.sh

@@ -15,11 +15,11 @@
 # limitations under the License.
 
 
-files=$(find . -name "*.go" | grep -v vendor/ | xargs gofmt -l -s)
+files=$(find . -name "*.go" | xargs gofmt -l -s)
 if [[ $files ]]; then
     echo "Gofmt errors in files:"
     echo "$files"
-    diff=$(find . -name "*.go" | grep -v vendor/ | xargs gofmt -d -s)
+    diff=$(find . -name "*.go" | xargs gofmt -d -s)
     echo "$diff"
     exit 1
 fi

integration/BUILD

@@ -31,9 +31,6 @@ go_test(
         "//pkg/timing",
         "//pkg/util",
         "//testutil",
-        "//vendor/github.com/google/go-containerregistry/pkg/name",
-        "//vendor/github.com/google/go-containerregistry/pkg/v1/daemon",
-        "//vendor/github.com/pkg/errors",
     ],
 )
 

scripts/misc-integration-test.sh

@@ -17,7 +17,7 @@
 # TestRun and TestLayers
 set -e
 
-TESTS=$(./scripts/integration-test.sh -list=Test -mod=vendor)
+TESTS=$(./scripts/integration-test.sh -list=Test)
 
 TESTS=$(echo $TESTS | tr ' ' '\n' | grep 'Test'| grep -v 'TestRun' | grep -v 'TestLayers' | grep -v 'TestK8s' | grep -v 'TestSnapshotBenchmark')
 

scripts/test.sh

@@ -23,7 +23,7 @@ GREEN='\033[0;32m'
 RESET='\033[0m'
 
 echo "Running go tests..."
-go test -cover -coverprofile=out/coverage.out -v -timeout 120s `go list ./... | grep -v vendor | grep -v integration` | sed ''/PASS/s//$(printf "${GREEN}PASS${RESET}")/'' | sed ''/FAIL/s//$(printf "${RED}FAIL${RESET}")/''
+go test -cover -coverprofile=out/coverage.out -v -timeout 120s `go list ./... | grep -v integration` | sed ''/PASS/s//$(printf "${GREEN}PASS${RESET}")/'' | sed ''/FAIL/s//$(printf "${RED}FAIL${RESET}")/''
 GO_TEST_EXIT_CODE=${PIPESTATUS[0]}
 if [[ $GO_TEST_EXIT_CODE -ne 0 ]]; then
     exit $GO_TEST_EXIT_CODE