280 lines
10 KiB
Go
280 lines
10 KiB
Go
package e2etest
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"os"
|
|
"path/filepath"
|
|
"strings"
|
|
"testing"
|
|
|
|
"github.com/hashicorp/terraform/internal/e2e"
|
|
"github.com/hashicorp/terraform/internal/getproviders"
|
|
)
|
|
|
|
// TestProviderTampering tests various ways that the provider plugins in the
|
|
// local cache directory might be modified after an initial "terraform init",
|
|
// which other Terraform commands which use those plugins should catch and
|
|
// report early.
|
|
func TestProviderTampering(t *testing.T) {
|
|
// General setup: we'll do a one-off init of a test directory as our
|
|
// starting point, and then we'll clone that result for each test so
|
|
// that we can save the cost of a repeated re-init with the same
|
|
// provider.
|
|
t.Parallel()
|
|
|
|
// This test reaches out to releases.hashicorp.com to download the
|
|
// null provider, so it can only run if network access is allowed.
|
|
skipIfCannotAccessNetwork(t)
|
|
|
|
fixturePath := filepath.Join("testdata", "provider-tampering-base")
|
|
tf := e2e.NewBinary(terraformBin, fixturePath)
|
|
defer tf.Close()
|
|
|
|
stdout, stderr, err := tf.Run("init")
|
|
if err != nil {
|
|
t.Fatalf("unexpected init error: %s\nstderr:\n%s", err, stderr)
|
|
}
|
|
if !strings.Contains(stdout, "Installing hashicorp/null v") {
|
|
t.Errorf("null provider download message is missing from init output:\n%s", stdout)
|
|
t.Logf("(this can happen if you have a copy of the plugin in one of the global plugin search dirs)")
|
|
}
|
|
|
|
seedDir := tf.WorkDir()
|
|
const providerVersion = "3.1.0" // must match the version in the fixture config
|
|
pluginDir := filepath.Join(".terraform", "providers", "registry.terraform.io", "hashicorp", "null", providerVersion, getproviders.CurrentPlatform.String())
|
|
pluginExe := filepath.Join(pluginDir, "terraform-provider-null_v"+providerVersion+"_x5")
|
|
if getproviders.CurrentPlatform.OS == "windows" {
|
|
pluginExe += ".exe" // ugh
|
|
}
|
|
|
|
// filepath.Join here to make sure we get the right path separator
|
|
// for whatever OS we're running these tests on.
|
|
providerCacheDir := filepath.Join(".terraform", "providers")
|
|
|
|
t.Run("cache dir totally gone", func(t *testing.T) {
|
|
tf := e2e.NewBinary(terraformBin, seedDir)
|
|
defer tf.Close()
|
|
workDir := tf.WorkDir()
|
|
|
|
err := os.RemoveAll(filepath.Join(workDir, ".terraform"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stdout, stderr, err := tf.Run("plan")
|
|
if err == nil {
|
|
t.Fatalf("unexpected plan success\nstdout:\n%s", stdout)
|
|
}
|
|
if want := `registry.terraform.io/hashicorp/null: there is no package for registry.terraform.io/hashicorp/null 3.1.0 cached in ` + providerCacheDir; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
if want := `terraform init`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
|
|
// Running init as suggested resolves the problem
|
|
_, stderr, err = tf.Run("init")
|
|
if err != nil {
|
|
t.Fatalf("unexpected init error: %s\nstderr:\n%s", err, stderr)
|
|
}
|
|
_, stderr, err = tf.Run("plan")
|
|
if err != nil {
|
|
t.Fatalf("unexpected plan error: %s\nstderr:\n%s", err, stderr)
|
|
}
|
|
})
|
|
t.Run("cache dir totally gone, explicit backend", func(t *testing.T) {
|
|
tf := e2e.NewBinary(terraformBin, seedDir)
|
|
defer tf.Close()
|
|
workDir := tf.WorkDir()
|
|
|
|
err := ioutil.WriteFile(filepath.Join(workDir, "backend.tf"), []byte(localBackendConfig), 0600)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = os.RemoveAll(filepath.Join(workDir, ".terraform"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stdout, stderr, err := tf.Run("plan")
|
|
if err == nil {
|
|
t.Fatalf("unexpected plan success\nstdout:\n%s", stdout)
|
|
}
|
|
if want := `Initial configuration of the requested backend "local"`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
if want := `terraform init`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
|
|
// Running init as suggested resolves the problem
|
|
_, stderr, err = tf.Run("init")
|
|
if err != nil {
|
|
t.Fatalf("unexpected init error: %s\nstderr:\n%s", err, stderr)
|
|
}
|
|
_, stderr, err = tf.Run("plan")
|
|
if err != nil {
|
|
t.Fatalf("unexpected plan error: %s\nstderr:\n%s", err, stderr)
|
|
}
|
|
})
|
|
t.Run("null plugin package modified before plan", func(t *testing.T) {
|
|
tf := e2e.NewBinary(terraformBin, seedDir)
|
|
defer tf.Close()
|
|
workDir := tf.WorkDir()
|
|
|
|
err := ioutil.WriteFile(filepath.Join(workDir, pluginExe), []byte("tamper"), 0600)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stdout, stderr, err := tf.Run("plan")
|
|
if err == nil {
|
|
t.Fatalf("unexpected plan success\nstdout:\n%s", stdout)
|
|
}
|
|
if want := `registry.terraform.io/hashicorp/null: the cached package for registry.terraform.io/hashicorp/null 3.1.0 (in ` + providerCacheDir + `) does not match any of the checksums recorded in the dependency lock file`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
if want := `terraform init`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
})
|
|
t.Run("version constraint changed in config before plan", func(t *testing.T) {
|
|
tf := e2e.NewBinary(terraformBin, seedDir)
|
|
defer tf.Close()
|
|
workDir := tf.WorkDir()
|
|
|
|
err := ioutil.WriteFile(filepath.Join(workDir, "provider-tampering-base.tf"), []byte(`
|
|
terraform {
|
|
required_providers {
|
|
null = {
|
|
source = "hashicorp/null"
|
|
version = "1.0.0"
|
|
}
|
|
}
|
|
}
|
|
`), 0600)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stdout, stderr, err := tf.Run("plan")
|
|
if err == nil {
|
|
t.Fatalf("unexpected plan success\nstdout:\n%s", stdout)
|
|
}
|
|
if want := `provider registry.terraform.io/hashicorp/null: locked version selection 3.1.0 doesn't match the updated version constraints "1.0.0"`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
if want := `terraform init -upgrade`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
})
|
|
t.Run("lock file modified before plan", func(t *testing.T) {
|
|
tf := e2e.NewBinary(terraformBin, seedDir)
|
|
defer tf.Close()
|
|
workDir := tf.WorkDir()
|
|
|
|
// NOTE: We're just emptying out the lock file here because that's
|
|
// good enough for what we're trying to assert. The leaf codepath
|
|
// that generates this family of errors has some different variations
|
|
// of this error message for otehr sorts of inconsistency, but those
|
|
// are tested more thoroughly over in the "configs" package, which is
|
|
// ultimately responsible for that logic.
|
|
err := ioutil.WriteFile(filepath.Join(workDir, ".terraform.lock.hcl"), []byte(``), 0600)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stdout, stderr, err := tf.Run("plan")
|
|
if err == nil {
|
|
t.Fatalf("unexpected plan success\nstdout:\n%s", stdout)
|
|
}
|
|
if want := `provider registry.terraform.io/hashicorp/null: required by this configuration but no version is selected`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
if want := `terraform init`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
})
|
|
t.Run("lock file modified after plan", func(t *testing.T) {
|
|
tf := e2e.NewBinary(terraformBin, seedDir)
|
|
defer tf.Close()
|
|
workDir := tf.WorkDir()
|
|
|
|
_, stderr, err := tf.Run("plan", "-out", "tfplan")
|
|
if err != nil {
|
|
t.Fatalf("unexpected plan failure\nstderr:\n%s", stderr)
|
|
}
|
|
|
|
err = os.Remove(filepath.Join(workDir, ".terraform.lock.hcl"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stdout, stderr, err := tf.Run("apply", "tfplan")
|
|
if err == nil {
|
|
t.Fatalf("unexpected apply success\nstdout:\n%s", stdout)
|
|
}
|
|
if want := `provider registry.terraform.io/hashicorp/null: required by this configuration but no version is selected`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
if want := `Create a new plan from the updated configuration.`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
})
|
|
t.Run("plugin cache dir entirely removed after plan", func(t *testing.T) {
|
|
tf := e2e.NewBinary(terraformBin, seedDir)
|
|
defer tf.Close()
|
|
workDir := tf.WorkDir()
|
|
|
|
_, stderr, err := tf.Run("plan", "-out", "tfplan")
|
|
if err != nil {
|
|
t.Fatalf("unexpected plan failure\nstderr:\n%s", stderr)
|
|
}
|
|
|
|
err = os.RemoveAll(filepath.Join(workDir, ".terraform"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stdout, stderr, err := tf.Run("apply", "tfplan")
|
|
if err == nil {
|
|
t.Fatalf("unexpected apply success\nstdout:\n%s", stdout)
|
|
}
|
|
if want := `registry.terraform.io/hashicorp/null: there is no package for registry.terraform.io/hashicorp/null 3.1.0 cached in ` + providerCacheDir; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
})
|
|
t.Run("null plugin package modified after plan", func(t *testing.T) {
|
|
tf := e2e.NewBinary(terraformBin, seedDir)
|
|
defer tf.Close()
|
|
workDir := tf.WorkDir()
|
|
|
|
_, stderr, err := tf.Run("plan", "-out", "tfplan")
|
|
if err != nil {
|
|
t.Fatalf("unexpected plan failure\nstderr:\n%s", stderr)
|
|
}
|
|
|
|
err = ioutil.WriteFile(filepath.Join(workDir, pluginExe), []byte("tamper"), 0600)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stdout, stderr, err := tf.Run("apply", "tfplan")
|
|
if err == nil {
|
|
t.Fatalf("unexpected apply success\nstdout:\n%s", stdout)
|
|
}
|
|
if want := `registry.terraform.io/hashicorp/null: the cached package for registry.terraform.io/hashicorp/null 3.1.0 (in ` + providerCacheDir + `) does not match any of the checksums recorded in the dependency lock file`; !strings.Contains(stderr, want) {
|
|
t.Errorf("missing expected error message\nwant substring: %s\ngot:\n%s", want, stderr)
|
|
}
|
|
})
|
|
}
|
|
|
|
const localBackendConfig = `
|
|
terraform {
|
|
backend "local" {
|
|
path = "terraform.tfstate"
|
|
}
|
|
}
|
|
`
|