Add HashiCorp's new GPG key (#69)

HashiCorp rotated their GPG key.

https://discuss.hashicorp.com/t/hcsec-2021-12-codecov-security-event-and-hashicorp-gpg-key-exposure/23512

go.mod

@@ -7,6 +7,7 @@ require (
 	github.com/adrg/xdg v0.3.3
 	github.com/golangci/golangci-lint v1.39.0
 	github.com/goreleaser/goreleaser v0.164.0
+	github.com/hashicorp/go-multierror v1.1.1
 	github.com/magefile/mage v1.11.0
 	github.com/mholt/archiver/v3 v3.5.0
 	github.com/spf13/cobra v1.1.3

go.sum

@@ -492,8 +492,9 @@ github.com/hashicorp/go-hclog v0.9.2 h1:CG6TE5H9/JXsFWJCfoIVpKFIkFe6ysEuHirp4DxC
 github.com/hashicorp/go-hclog v0.9.2/go.mod h1:5CU+agLiy3J7N7QjHK5d05KxGsuXiQLrjA0H7acj2lQ=
 github.com/hashicorp/go-immutable-radix v1.0.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
 github.com/hashicorp/go-msgpack v0.5.3/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iPBM1vqhUKIvfM=
-github.com/hashicorp/go-multierror v1.0.0 h1:iVjPR7a6H0tWELX5NxNe7bYopibicUzc7uPribsnS6o=
 github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk=
+github.com/hashicorp/go-multierror v1.1.1 h1:H5DkEtf6CXdFp0N0Em5UCwQpXMWke8IA0+lD48awMYo=
+github.com/hashicorp/go-multierror v1.1.1/go.mod h1:iw975J/qwKPdAO1clOe2L8331t/9/fmwbPZ6JB6eMoM=
 github.com/hashicorp/go-retryablehttp v0.6.8 h1:92lWxgpa+fF3FozM4B3UZtHZMJX8T5XT+TFdCxsPyWs=
 github.com/hashicorp/go-retryablehttp v0.6.8/go.mod h1:vAew36LZh98gCBJNLH42IQ1ER/9wtLZZ8meHqQvEYWY=
 github.com/hashicorp/go-rootcerts v1.0.0/go.mod h1:K6zTfqpRlCUIjkwsN4Z+hiSfzSTQa6eBIzfwKfwNnHU=

pkg/gotf/gotf.go

@@ -27,43 +27,20 @@ import (
 	"github.com/craftypath/gotf/pkg/config"
 	"github.com/craftypath/gotf/pkg/sh"
 	terraform "github.com/craftypath/gotf/pkg/tf"
+
+	_ "embed"
 )
 
 var (
 	Version   = "dev"
 	GitCommit = "HEAD"
 	BuildDate = "unknown"
 
-	hashicorpPGPKey = []byte(`-----BEGIN PGP PUBLIC KEY BLOCK-----
-Version: GnuPG v1
-
-mQENBFMORM0BCADBRyKO1MhCirazOSVwcfTr1xUxjPvfxD3hjUwHtjsOy/bT6p9f
-W2mRPfwnq2JB5As+paL3UGDsSRDnK9KAxQb0NNF4+eVhr/EJ18s3wwXXDMjpIifq
-fIm2WyH3G+aRLTLPIpscUNKDyxFOUbsmgXAmJ46Re1fn8uKxKRHbfa39aeuEYWFA
-3drdL1WoUngvED7f+RnKBK2G6ZEpO+LDovQk19xGjiMTtPJrjMjZJ3QXqPvx5wca
-KSZLr4lMTuoTI/ZXyZy5bD4tShiZz6KcyX27cD70q2iRcEZ0poLKHyEIDAi3TM5k
-SwbbWBFd5RNPOR0qzrb/0p9ksKK48IIfH2FvABEBAAG0K0hhc2hpQ29ycCBTZWN1
-cml0eSA8c2VjdXJpdHlAaGFzaGljb3JwLmNvbT6JATgEEwECACIFAlMORM0CGwMG
-CwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEFGFLYc0j/xMyWIIAIPhcVqiQ59n
-Jc07gjUX0SWBJAxEG1lKxfzS4Xp+57h2xxTpdotGQ1fZwsihaIqow337YHQI3q0i
-SqV534Ms+j/tU7X8sq11xFJIeEVG8PASRCwmryUwghFKPlHETQ8jJ+Y8+1asRydi
-psP3B/5Mjhqv/uOK+Vy3zAyIpyDOMtIpOVfjSpCplVRdtSTFWBu9Em7j5I2HMn1w
-sJZnJgXKpybpibGiiTtmnFLOwibmprSu04rsnP4ncdC2XRD4wIjoyA+4PKgX3sCO
-klEzKryWYBmLkJOMDdo52LttP3279s7XrkLEE7ia0fXa2c12EQ0f0DQ1tGUvyVEW
-WmJVccm5bq25AQ0EUw5EzQEIANaPUY04/g7AmYkOMjaCZ6iTp9hB5Rsj/4ee/ln9
-wArzRO9+3eejLWh53FoN1rO+su7tiXJA5YAzVy6tuolrqjM8DBztPxdLBbEi4V+j
-2tK0dATdBQBHEh3OJApO2UBtcjaZBT31zrG9K55D+CrcgIVEHAKY8Cb4kLBkb5wM
-skn+DrASKU0BNIV1qRsxfiUdQHZfSqtp004nrql1lbFMLFEuiY8FZrkkQ9qduixo
-mTT6f34/oiY+Jam3zCK7RDN/OjuWheIPGj/Qbx9JuNiwgX6yRj7OE1tjUx6d8g9y
-0H1fmLJbb3WZZbuuGFnK6qrE3bGeY8+AWaJAZ37wpWh1p0cAEQEAAYkBHwQYAQIA
-CQUCUw5EzQIbDAAKCRBRhS2HNI/8TJntCAClU7TOO/X053eKF1jqNW4A1qpxctVc
-z8eTcY8Om5O4f6a/rfxfNFKn9Qyja/OG1xWNobETy7MiMXYjaa8uUx5iFy6kMVaP
-0BXJ59NLZjMARGw6lVTYDTIvzqqqwLxgliSDfSnqUhubGwvykANPO+93BBx89MRG
-unNoYGXtPlhNFrAsB1VR8+EyKLv2HQtGCPSFBhrjuzH3gxGibNDDdFQLxxuJWepJ
-EK1UbTS4ms0NgZ2Uknqn1WRU1Ki7rE4sTy68iZtWpKQXZEJa0IGnuI2sSINGcXCJ
-oEIgXTMyCILo34Fa/C6VCm2WBgz9zZO8/rHIiQm1J5zqz0DrDwKBUM9C
-=LYpS
------END PGP PUBLIC KEY BLOCK-----`)
+	//go:embed gpg_key_old.txt
+	hashicorpPGPKeyOld []byte
+
+	//go:embed gpg_key_new.txt
+	hashicorpPGPKeyNew []byte
 
 	urlTemplates = &terraform.URLTemplates{
 		TargetFile:              "https://releases.hashicorp.com/terraform/%[1]s/terraform_%[1]s_%s_%s.zip",
@@ -110,7 +87,7 @@ func Run(args Args) error {
 		tfBinary = filepath.Join(cacheDir, "terraform")
 		if _, err := os.Stat(tfBinary); err != nil {
 			if os.IsNotExist(err) {
-				installer := terraform.NewInstaller(urlTemplates, cfg.TerraformVersion, hashicorpPGPKey, cacheDir)
+				installer := terraform.NewInstaller(urlTemplates, cfg.TerraformVersion, [][]byte{hashicorpPGPKeyNew, hashicorpPGPKeyOld}, cacheDir)
 				if err = installer.Install(); err != nil {
 					return err
 				}

pkg/gotf/gpg_key_new.txt

@@ -0,0 +1,122 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+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+=7pIB
+-----END PGP PUBLIC KEY BLOCK-----

pkg/gotf/gpg_key_old.txt

@@ -0,0 +1,30 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1
+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+=LYpS
+-----END PGP PUBLIC KEY BLOCK-----

pkg/tf/installer.go

@@ -31,6 +31,8 @@ import (
 	"runtime"
 	"strings"
 
+	"github.com/hashicorp/go-multierror"
+
 	"github.com/mholt/archiver/v3"
 	"golang.org/x/crypto/openpgp"
 )
@@ -42,20 +44,20 @@ type URLTemplates struct {
 }
 
 type Installer struct {
-	urlTemplates *URLTemplates
-	version      string
-	gpgPublicKey []byte
-	dstDir       string
-	httpClient   *http.Client
+	urlTemplates  *URLTemplates
+	version       string
+	gpgPublicKeys [][]byte
+	dstDir        string
+	httpClient    *http.Client
 }
 
-func NewInstaller(urlTemplates *URLTemplates, version string, gpgPublicKey []byte, dstDir string) *Installer {
+func NewInstaller(urlTemplates *URLTemplates, version string, gpgPublicKeys [][]byte, dstDir string) *Installer {
 	return &Installer{
-		urlTemplates: urlTemplates,
-		version:      version,
-		gpgPublicKey: gpgPublicKey,
-		dstDir:       dstDir,
-		httpClient:   http.DefaultClient,
+		urlTemplates:  urlTemplates,
+		version:       version,
+		gpgPublicKeys: gpgPublicKeys,
+		dstDir:        dstDir,
+		httpClient:    http.DefaultClient,
 	}
 }
 
@@ -126,27 +128,32 @@ func (i *Installer) download(url string) (string, error) {
 }
 
 func (i *Installer) verifyGPGSignature(targetFilePath string, signatureFilePath string) error {
-	signature, err := os.Open(signatureFilePath)
+	signature, err := os.ReadFile(signatureFilePath)
 	if err != nil {
 		return err
 	}
 
-	target, err := os.Open(targetFilePath)
+	target, err := os.ReadFile(targetFilePath)
 	if err != nil {
 		return err
 	}
 
-	r := bytes.NewReader(i.gpgPublicKey)
-	keyring, err := openpgp.ReadArmoredKeyRing(r)
-	if err != nil {
-		return err
-	}
+	var result error
 
-	if _, err := openpgp.CheckDetachedSignature(keyring, target, signature); err != nil {
-		return err
+	for _, key := range i.gpgPublicKeys {
+		r := bytes.NewReader(key)
+		keyring, err := openpgp.ReadArmoredKeyRing(r)
+		if err != nil {
+			return err
+		}
+		if _, err := openpgp.CheckDetachedSignature(keyring, bytes.NewReader(target), bytes.NewReader(signature)); err != nil {
+			result = multierror.Append(result, err)
+			continue
+		}
+		return nil
 	}
 
-	return nil
+	return result
 }
 
 func (i *Installer) verifySHA256sum(targetFilePath string, sha256sumsFilePath string) error {

pkg/tf/installer_test.go

@@ -72,7 +72,7 @@ func TestInstaller_Install(t *testing.T) {
 		SHA256SumsFile:          "file://./testdata/test_%s_SHA256SUMS",
 		SHA256SumsSignatureFile: "file://./testdata/test_%s_SHA256SUMS.sig",
 	}
-	installer := NewInstaller(urlTemplates, "0.42.0", testGPGPublicKey, dir)
+	installer := NewInstaller(urlTemplates, "0.42.0", [][]byte{testGPGPublicKey}, dir)
 	installer.httpClient = httpClient
 
 	err = installer.Install()