certificates/authority/provisioner/gcp_test.go

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package provisioner
import (
"crypto/sha256"
"crypto/x509"
"encoding/hex"
"fmt"
"net/http"
"net/http/httptest"
"net/url"
"strings"
"testing"
"time"
"github.com/smallstep/assert"
)
func TestGCP_Getters(t *testing.T) {
p, err := generateGCP()
assert.FatalError(t, err)
id := "gcp/" + p.Name
if got := p.GetID(); got != id {
t.Errorf("GCP.GetID() = %v, want %v", got, id)
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}
if got := p.GetName(); got != p.Name {
t.Errorf("GCP.GetName() = %v, want %v", got, p.Name)
}
if got := p.GetType(); got != TypeGCP {
t.Errorf("GCP.GetType() = %v, want %v", got, TypeGCP)
}
kid, key, ok := p.GetEncryptedKey()
if kid != "" || key != "" || ok == true {
t.Errorf("GCP.GetEncryptedKey() = (%v, %v, %v), want (%v, %v, %v)",
kid, key, ok, "", "", false)
}
aud := "https://ca.smallstep.com/1.0/sign#" + url.QueryEscape(id)
expected := fmt.Sprintf("http://metadata/computeMetadata/v1/instance/service-accounts/default/identity?audience=%s&format=full&licenses=FALSE", url.QueryEscape(aud))
if got := p.GetIdentityURL(aud); got != expected {
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t.Errorf("GCP.GetIdentityURL() = %v, want %v", got, expected)
}
}
func TestGCP_GetTokenID(t *testing.T) {
p1, err := generateGCP()
assert.FatalError(t, err)
p1.Name = "name"
p2, err := generateGCP()
assert.FatalError(t, err)
p2.DisableTrustOnFirstUse = true
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now := time.Now()
t1, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", "gcp/name",
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"instance-id", "instance-name", "project-id", "zone",
now, &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
t2, err := generateGCPToken(p2.ServiceAccounts[0],
"https://accounts.google.com", p2.GetID(),
"instance-id", "instance-name", "project-id", "zone",
now, &p2.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
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sum := sha256.Sum256([]byte("gcp/name.instance-id"))
want1 := strings.ToLower(hex.EncodeToString(sum[:]))
sum = sha256.Sum256([]byte(t2))
want2 := strings.ToLower(hex.EncodeToString(sum[:]))
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type args struct {
token string
}
tests := []struct {
name string
gcp *GCP
args args
want string
wantErr bool
}{
{"ok", p1, args{t1}, want1, false},
{"ok", p2, args{t2}, want2, false},
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{"fail token", p1, args{"token"}, "", true},
{"fail claims", p1, args{"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.ey.fooo"}, "", true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := tt.gcp.GetTokenID(tt.args.token)
if (err != nil) != tt.wantErr {
t.Errorf("GCP.GetTokenID() error = %v, wantErr %v", err, tt.wantErr)
return
}
if got != tt.want {
t.Errorf("GCP.GetTokenID() = %v, want %v", got, tt.want)
}
})
}
}
func TestGCP_GetIdentityToken(t *testing.T) {
p1, err := generateGCP()
assert.FatalError(t, err)
t1, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now(), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch r.URL.Path {
case "/bad-request":
http.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
default:
w.Write([]byte(t1))
}
}))
defer srv.Close()
type args struct {
subject string
caURL string
}
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tests := []struct {
name string
gcp *GCP
args args
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identityURL string
want string
wantErr bool
}{
{"ok", p1, args{"subject", "https://ca"}, srv.URL, t1, false},
{"fail ca url", p1, args{"subject", "://ca"}, srv.URL, "", true},
{"fail request", p1, args{"subject", "https://ca"}, srv.URL + "/bad-request", "", true},
{"fail url", p1, args{"subject", "https://ca"}, "://ca.smallstep.com", "", true},
{"fail connect", p1, args{"subject", "https://ca"}, "foobarzar", "", true},
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}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
tt.gcp.config.IdentityURL = tt.identityURL
got, err := tt.gcp.GetIdentityToken(tt.args.subject, tt.args.caURL)
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t.Log(err)
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if (err != nil) != tt.wantErr {
t.Errorf("GCP.GetIdentityToken() error = %v, wantErr %v", err, tt.wantErr)
return
}
if got != tt.want {
t.Errorf("GCP.GetIdentityToken() = %v, want %v", got, tt.want)
}
})
}
}
func TestGCP_Init(t *testing.T) {
srv := generateJWKServer(2)
defer srv.Close()
config := Config{
Claims: globalProvisionerClaims,
}
badClaims := &Claims{
DefaultTLSDur: &Duration{0},
}
zero := Duration{Duration: 0}
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type fields struct {
Type string
Name string
ServiceAccounts []string
InstanceAge Duration
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Claims *Claims
}
type args struct {
config Config
certsURL string
}
tests := []struct {
name string
fields fields
args args
wantErr bool
}{
{"ok", fields{"GCP", "name", nil, zero, nil}, args{config, srv.URL}, false},
{"ok", fields{"GCP", "name", []string{"service-account"}, zero, nil}, args{config, srv.URL}, false},
{"ok", fields{"GCP", "name", []string{"service-account"}, Duration{Duration: 1 * time.Minute}, nil}, args{config, srv.URL}, false},
{"bad type", fields{"", "name", nil, zero, nil}, args{config, srv.URL}, true},
{"bad name", fields{"GCP", "", nil, zero, nil}, args{config, srv.URL}, true},
{"bad duration", fields{"GCP", "name", nil, Duration{Duration: -1 * time.Minute}, nil}, args{config, srv.URL}, true},
{"bad claims", fields{"GCP", "name", nil, zero, badClaims}, args{config, srv.URL}, true},
{"bad certs", fields{"GCP", "name", nil, zero, nil}, args{config, srv.URL + "/error"}, true},
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}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
p := &GCP{
Type: tt.fields.Type,
Name: tt.fields.Name,
ServiceAccounts: tt.fields.ServiceAccounts,
InstanceAge: tt.fields.InstanceAge,
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Claims: tt.fields.Claims,
config: &gcpConfig{
CertsURL: tt.args.certsURL,
IdentityURL: gcpIdentityURL,
},
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}
if err := p.Init(tt.args.config); (err != nil) != tt.wantErr {
t.Errorf("GCP.Init() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}
func TestGCP_AuthorizeSign(t *testing.T) {
p1, err := generateGCP()
assert.FatalError(t, err)
p2, err := generateGCP()
assert.FatalError(t, err)
p2.DisableCustomSANs = true
p3, err := generateGCP()
assert.FatalError(t, err)
p3.ProjectIDs = []string{"other-project-id"}
p3.ServiceAccounts = []string{"foo@developer.gserviceaccount.com"}
p3.InstanceAge = Duration{1 * time.Minute}
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aKey, err := generateJSONWebKey()
assert.FatalError(t, err)
t1, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now(), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
t2, err := generateGCPToken(p2.ServiceAccounts[0],
"https://accounts.google.com", p2.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now(), &p2.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
t3, err := generateGCPToken(p3.ServiceAccounts[0],
"https://accounts.google.com", p3.GetID(),
"instance-id", "instance-name", "other-project-id", "zone",
time.Now(), &p3.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
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failKey, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now(), aKey)
assert.FatalError(t, err)
failIss, err := generateGCPToken(p1.ServiceAccounts[0],
"https://foo.bar.zar", p1.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failAud, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", "gcp:foo",
"instance-id", "instance-name", "project-id", "zone",
time.Now(), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
failExp, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now().Add(-360*time.Second), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
failNbf, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now().Add(360*time.Second), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
failServiceAccount, err := generateGCPToken("foo",
"https://accounts.google.com", p1.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now(), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
failInvalidProjectID, err := generateGCPToken(p3.ServiceAccounts[0],
"https://accounts.google.com", p3.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now(), &p3.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
failInvalidInstanceAge, err := generateGCPToken(p3.ServiceAccounts[0],
"https://accounts.google.com", p3.GetID(),
"instance-id", "instance-name", "other-project-id", "zone",
time.Now().Add(-1*time.Minute), &p3.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
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failInstanceID, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"", "instance-name", "project-id", "zone",
time.Now(), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
failInstanceName, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"instance-id", "", "project-id", "zone",
time.Now(), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
failProjectID, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"instance-id", "instance-name", "", "zone",
time.Now(), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
failZone, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"instance-id", "instance-name", "project-id", "",
time.Now(), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
type args struct {
token string
}
tests := []struct {
name string
gcp *GCP
args args
wantLen int
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wantErr bool
}{
{"ok", p1, args{t1}, 3, false},
{"ok", p2, args{t2}, 5, false},
{"ok", p3, args{t3}, 3, false},
{"fail token", p1, args{"token"}, 0, true},
{"fail key", p1, args{failKey}, 0, true},
{"fail iss", p1, args{failIss}, 0, true},
{"fail aud", p1, args{failAud}, 0, true},
{"fail exp", p1, args{failExp}, 0, true},
{"fail nbf", p1, args{failNbf}, 0, true},
{"fail service account", p1, args{failServiceAccount}, 0, true},
{"fail invalid project id", p3, args{failInvalidProjectID}, 0, true},
{"fail invalid instance age", p3, args{failInvalidInstanceAge}, 0, true},
{"fail instance id", p1, args{failInstanceID}, 0, true},
{"fail instance name", p1, args{failInstanceName}, 0, true},
{"fail project id", p1, args{failProjectID}, 0, true},
{"fail zone", p1, args{failZone}, 0, true},
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}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := tt.gcp.AuthorizeSign(tt.args.token)
if (err != nil) != tt.wantErr {
t.Errorf("GCP.AuthorizeSign() error = %v, wantErr %v", err, tt.wantErr)
return
}
assert.Len(t, tt.wantLen, got)
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})
}
}
func TestGCP_AuthorizeRenewal(t *testing.T) {
p1, err := generateGCP()
assert.FatalError(t, err)
p2, err := generateGCP()
assert.FatalError(t, err)
// disable renewal
disable := true
p2.Claims = &Claims{DisableRenewal: &disable}
p2.claimer, err = NewClaimer(p2.Claims, globalProvisionerClaims)
assert.FatalError(t, err)
type args struct {
cert *x509.Certificate
}
tests := []struct {
name string
prov *GCP
args args
wantErr bool
}{
{"ok", p1, args{nil}, false},
{"fail", p2, args{nil}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if err := tt.prov.AuthorizeRenewal(tt.args.cert); (err != nil) != tt.wantErr {
t.Errorf("GCP.AuthorizeRenewal() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}
func TestGCP_AuthorizeRevoke(t *testing.T) {
p1, err := generateGCP()
assert.FatalError(t, err)
t1, err := generateGCPToken(p1.ServiceAccounts[0],
"https://accounts.google.com", p1.GetID(),
"instance-id", "instance-name", "project-id", "zone",
time.Now(), &p1.keyStore.keySet.Keys[0])
assert.FatalError(t, err)
type args struct {
token string
}
tests := []struct {
name string
gcp *GCP
args args
wantErr bool
}{
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{"ok", p1, args{t1}, true}, // revoke is disabled
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{"fail", p1, args{"token"}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if err := tt.gcp.AuthorizeRevoke(tt.args.token); (err != nil) != tt.wantErr {
t.Errorf("GCP.AuthorizeRevoke() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}