forked from TrueCloudLab/certificates
500 lines
16 KiB
Go
500 lines
16 KiB
Go
package provisioner
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import (
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"context"
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"crypto"
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"crypto/rand"
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"crypto/rsa"
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"crypto/sha256"
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"crypto/x509"
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"encoding/hex"
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"fmt"
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"net/http"
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"net/http/httptest"
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"net/url"
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"strings"
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"testing"
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"time"
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"github.com/smallstep/assert"
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)
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func TestGCP_Getters(t *testing.T) {
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p, err := generateGCP()
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assert.FatalError(t, err)
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id := "gcp/" + p.Name
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if got := p.GetID(); got != id {
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t.Errorf("GCP.GetID() = %v, want %v", got, id)
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}
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if got := p.GetName(); got != p.Name {
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t.Errorf("GCP.GetName() = %v, want %v", got, p.Name)
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}
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if got := p.GetType(); got != TypeGCP {
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t.Errorf("GCP.GetType() = %v, want %v", got, TypeGCP)
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}
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kid, key, ok := p.GetEncryptedKey()
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if kid != "" || key != "" || ok == true {
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t.Errorf("GCP.GetEncryptedKey() = (%v, %v, %v), want (%v, %v, %v)",
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kid, key, ok, "", "", false)
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}
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aud := "https://ca.smallstep.com/1.0/sign#" + url.QueryEscape(id)
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expected := fmt.Sprintf("http://metadata/computeMetadata/v1/instance/service-accounts/default/identity?audience=%s&format=full&licenses=FALSE", url.QueryEscape(aud))
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if got := p.GetIdentityURL(aud); got != expected {
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t.Errorf("GCP.GetIdentityURL() = %v, want %v", got, expected)
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}
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}
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func TestGCP_GetTokenID(t *testing.T) {
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p1, err := generateGCP()
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assert.FatalError(t, err)
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p1.Name = "name"
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p2, err := generateGCP()
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assert.FatalError(t, err)
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p2.DisableTrustOnFirstUse = true
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now := time.Now()
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t1, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", "gcp/name",
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"instance-id", "instance-name", "project-id", "zone",
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now, &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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t2, err := generateGCPToken(p2.ServiceAccounts[0],
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"https://accounts.google.com", p2.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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now, &p2.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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sum := sha256.Sum256([]byte("gcp/name.instance-id"))
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want1 := strings.ToLower(hex.EncodeToString(sum[:]))
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sum = sha256.Sum256([]byte(t2))
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want2 := strings.ToLower(hex.EncodeToString(sum[:]))
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type args struct {
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token string
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}
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tests := []struct {
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name string
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gcp *GCP
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args args
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want string
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wantErr bool
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}{
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{"ok", p1, args{t1}, want1, false},
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{"ok", p2, args{t2}, want2, false},
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{"fail token", p1, args{"token"}, "", true},
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{"fail claims", p1, args{"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.ey.fooo"}, "", true},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got, err := tt.gcp.GetTokenID(tt.args.token)
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if (err != nil) != tt.wantErr {
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t.Errorf("GCP.GetTokenID() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if got != tt.want {
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t.Errorf("GCP.GetTokenID() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func TestGCP_GetIdentityToken(t *testing.T) {
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p1, err := generateGCP()
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assert.FatalError(t, err)
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t1, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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switch r.URL.Path {
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case "/bad-request":
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http.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
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default:
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w.Write([]byte(t1))
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}
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}))
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defer srv.Close()
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type args struct {
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subject string
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caURL string
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}
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tests := []struct {
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name string
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gcp *GCP
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args args
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identityURL string
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want string
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wantErr bool
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}{
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{"ok", p1, args{"subject", "https://ca"}, srv.URL, t1, false},
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{"fail ca url", p1, args{"subject", "://ca"}, srv.URL, "", true},
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{"fail request", p1, args{"subject", "https://ca"}, srv.URL + "/bad-request", "", true},
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{"fail url", p1, args{"subject", "https://ca"}, "://ca.smallstep.com", "", true},
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{"fail connect", p1, args{"subject", "https://ca"}, "foobarzar", "", true},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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tt.gcp.config.IdentityURL = tt.identityURL
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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 {
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t.Errorf("GCP.GetIdentityToken() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if got != tt.want {
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t.Errorf("GCP.GetIdentityToken() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func TestGCP_Init(t *testing.T) {
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srv := generateJWKServer(2)
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defer srv.Close()
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config := Config{
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Claims: globalProvisionerClaims,
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}
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badClaims := &Claims{
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DefaultTLSDur: &Duration{0},
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}
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zero := Duration{Duration: 0}
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type fields struct {
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Type string
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Name string
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ServiceAccounts []string
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InstanceAge Duration
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Claims *Claims
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}
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type args struct {
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config Config
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certsURL string
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}
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tests := []struct {
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name string
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fields fields
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args args
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wantErr bool
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}{
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{"ok", fields{"GCP", "name", nil, zero, nil}, args{config, srv.URL}, false},
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{"ok", fields{"GCP", "name", []string{"service-account"}, zero, nil}, args{config, srv.URL}, false},
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{"ok", fields{"GCP", "name", []string{"service-account"}, Duration{Duration: 1 * time.Minute}, nil}, args{config, srv.URL}, false},
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{"bad type", fields{"", "name", nil, zero, nil}, args{config, srv.URL}, true},
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{"bad name", fields{"GCP", "", nil, zero, nil}, args{config, srv.URL}, true},
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{"bad duration", fields{"GCP", "name", nil, Duration{Duration: -1 * time.Minute}, nil}, args{config, srv.URL}, true},
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{"bad claims", fields{"GCP", "name", nil, zero, badClaims}, args{config, srv.URL}, true},
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{"bad certs", fields{"GCP", "name", nil, zero, nil}, args{config, srv.URL + "/error"}, true},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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p := &GCP{
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Type: tt.fields.Type,
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Name: tt.fields.Name,
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ServiceAccounts: tt.fields.ServiceAccounts,
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InstanceAge: tt.fields.InstanceAge,
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Claims: tt.fields.Claims,
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config: &gcpConfig{
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CertsURL: tt.args.certsURL,
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IdentityURL: gcpIdentityURL,
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},
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}
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if err := p.Init(tt.args.config); (err != nil) != tt.wantErr {
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t.Errorf("GCP.Init() error = %v, wantErr %v", err, tt.wantErr)
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}
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})
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}
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}
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func TestGCP_AuthorizeSign(t *testing.T) {
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p1, err := generateGCP()
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assert.FatalError(t, err)
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p2, err := generateGCP()
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assert.FatalError(t, err)
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p2.DisableCustomSANs = true
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p3, err := generateGCP()
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assert.FatalError(t, err)
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p3.ProjectIDs = []string{"other-project-id"}
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p3.ServiceAccounts = []string{"foo@developer.gserviceaccount.com"}
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p3.InstanceAge = Duration{1 * time.Minute}
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aKey, err := generateJSONWebKey()
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assert.FatalError(t, err)
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t1, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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t2, err := generateGCPToken(p2.ServiceAccounts[0],
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"https://accounts.google.com", p2.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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time.Now(), &p2.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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t3, err := generateGCPToken(p3.ServiceAccounts[0],
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"https://accounts.google.com", p3.GetID(),
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"instance-id", "instance-name", "other-project-id", "zone",
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time.Now(), &p3.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failKey, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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time.Now(), aKey)
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assert.FatalError(t, err)
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failIss, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://foo.bar.zar", p1.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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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],
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"https://accounts.google.com", "gcp:foo",
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"instance-id", "instance-name", "project-id", "zone",
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time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failExp, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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time.Now().Add(-360*time.Second), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failNbf, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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time.Now().Add(360*time.Second), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failServiceAccount, err := generateGCPToken("foo",
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failInvalidProjectID, err := generateGCPToken(p3.ServiceAccounts[0],
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"https://accounts.google.com", p3.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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time.Now(), &p3.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failInvalidInstanceAge, err := generateGCPToken(p3.ServiceAccounts[0],
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"https://accounts.google.com", p3.GetID(),
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"instance-id", "instance-name", "other-project-id", "zone",
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time.Now().Add(-1*time.Minute), &p3.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failInstanceID, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"", "instance-name", "project-id", "zone",
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time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failInstanceName, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "", "project-id", "zone",
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time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failProjectID, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "instance-name", "", "zone",
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time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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failZone, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "instance-name", "project-id", "",
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time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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type args struct {
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token string
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}
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tests := []struct {
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name string
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gcp *GCP
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args args
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wantLen int
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wantErr bool
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}{
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{"ok", p1, args{t1}, 4, false},
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{"ok", p2, args{t2}, 6, false},
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{"ok", p3, args{t3}, 4, false},
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{"fail token", p1, args{"token"}, 0, true},
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{"fail key", p1, args{failKey}, 0, true},
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{"fail iss", p1, args{failIss}, 0, true},
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{"fail aud", p1, args{failAud}, 0, true},
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{"fail exp", p1, args{failExp}, 0, true},
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{"fail nbf", p1, args{failNbf}, 0, true},
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{"fail service account", p1, args{failServiceAccount}, 0, true},
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{"fail invalid project id", p3, args{failInvalidProjectID}, 0, true},
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{"fail invalid instance age", p3, args{failInvalidInstanceAge}, 0, true},
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{"fail instance id", p1, args{failInstanceID}, 0, true},
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{"fail instance name", p1, args{failInstanceName}, 0, true},
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{"fail project id", p1, args{failProjectID}, 0, true},
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{"fail zone", p1, args{failZone}, 0, true},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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ctx := NewContextWithMethod(context.Background(), SignMethod)
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got, err := tt.gcp.AuthorizeSign(ctx, tt.args.token)
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if (err != nil) != tt.wantErr {
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t.Errorf("GCP.AuthorizeSign() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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assert.Len(t, tt.wantLen, got)
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})
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}
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}
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func TestGCP_AuthorizeSign_SSH(t *testing.T) {
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tm, fn := mockNow()
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defer fn()
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p1, err := generateGCP()
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assert.FatalError(t, err)
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t1, err := generateGCPToken(p1.ServiceAccounts[0],
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"https://accounts.google.com", p1.GetID(),
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"instance-id", "instance-name", "project-id", "zone",
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time.Now(), &p1.keyStore.keySet.Keys[0])
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assert.FatalError(t, err)
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key, err := generateJSONWebKey()
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assert.FatalError(t, err)
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signer, err := generateJSONWebKey()
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assert.FatalError(t, err)
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pub := key.Public().Key
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rsa2048, err := rsa.GenerateKey(rand.Reader, 2048)
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assert.FatalError(t, err)
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rsa1024, err := rsa.GenerateKey(rand.Reader, 1024)
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assert.FatalError(t, err)
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hostDuration := p1.claimer.DefaultHostSSHCertDuration()
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expectedHostOptions := &SSHOptions{
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CertType: "host", Principals: []string{"instance-name.c.project-id.internal", "instance-name.zone.c.project-id.internal"},
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ValidAfter: NewTimeDuration(tm), ValidBefore: NewTimeDuration(tm.Add(hostDuration)),
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}
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expectedHostOptionsPrincipal1 := &SSHOptions{
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CertType: "host", Principals: []string{"instance-name.c.project-id.internal"},
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ValidAfter: NewTimeDuration(tm), ValidBefore: NewTimeDuration(tm.Add(hostDuration)),
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}
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expectedHostOptionsPrincipal2 := &SSHOptions{
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CertType: "host", Principals: []string{"instance-name.zone.c.project-id.internal"},
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ValidAfter: NewTimeDuration(tm), ValidBefore: NewTimeDuration(tm.Add(hostDuration)),
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}
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type args struct {
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token string
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sshOpts SSHOptions
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key interface{}
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}
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tests := []struct {
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name string
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gcp *GCP
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args args
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expected *SSHOptions
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wantErr bool
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wantSignErr bool
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}{
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{"ok", p1, args{t1, SSHOptions{}, pub}, expectedHostOptions, false, false},
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{"ok-rsa2048", p1, args{t1, SSHOptions{}, rsa2048.Public()}, expectedHostOptions, false, false},
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{"ok-type", p1, args{t1, SSHOptions{CertType: "host"}, pub}, expectedHostOptions, false, false},
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{"ok-principals", p1, args{t1, SSHOptions{Principals: []string{"instance-name.c.project-id.internal", "instance-name.zone.c.project-id.internal"}}, pub}, expectedHostOptions, false, false},
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{"ok-principal1", p1, args{t1, SSHOptions{Principals: []string{"instance-name.c.project-id.internal"}}, pub}, expectedHostOptionsPrincipal1, false, false},
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{"ok-principal2", p1, args{t1, SSHOptions{Principals: []string{"instance-name.zone.c.project-id.internal"}}, pub}, expectedHostOptionsPrincipal2, false, false},
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{"ok-options", p1, args{t1, SSHOptions{CertType: "host", Principals: []string{"instance-name.c.project-id.internal", "instance-name.zone.c.project-id.internal"}}, pub}, expectedHostOptions, false, false},
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{"fail-rsa1024", p1, args{t1, SSHOptions{}, rsa1024.Public()}, expectedHostOptions, false, true},
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{"fail-type", p1, args{t1, SSHOptions{CertType: "user"}, pub}, nil, false, true},
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{"fail-principal", p1, args{t1, SSHOptions{Principals: []string{"smallstep.com"}}, pub}, nil, false, true},
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{"fail-extra-principal", p1, args{t1, SSHOptions{Principals: []string{"instance-name.c.project-id.internal", "instance-name.zone.c.project-id.internal", "smallstep.com"}}, pub}, nil, false, true},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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ctx := NewContextWithMethod(context.Background(), SignSSHMethod)
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got, err := tt.gcp.AuthorizeSign(ctx, tt.args.token)
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if (err != nil) != tt.wantErr {
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t.Errorf("GCP.AuthorizeSign() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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|
if err != nil {
|
|
assert.Nil(t, got)
|
|
} else if assert.NotNil(t, got) {
|
|
cert, err := signSSHCertificate(tt.args.key, tt.args.sshOpts, got, signer.Key.(crypto.Signer))
|
|
if (err != nil) != tt.wantSignErr {
|
|
t.Errorf("SignSSH error = %v, wantSignErr %v", err, tt.wantSignErr)
|
|
} else {
|
|
if tt.wantSignErr {
|
|
assert.Nil(t, cert)
|
|
} else {
|
|
assert.NoError(t, validateSSHCertificate(cert, tt.expected))
|
|
}
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
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(context.TODO(), 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
|
|
}{
|
|
{"ok", p1, args{t1}, true}, // revoke is disabled
|
|
{"fail", p1, args{"token"}, true},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
if err := tt.gcp.AuthorizeRevoke(context.TODO(), tt.args.token); (err != nil) != tt.wantErr {
|
|
t.Errorf("GCP.AuthorizeRevoke() error = %v, wantErr %v", err, tt.wantErr)
|
|
}
|
|
})
|
|
}
|
|
}
|