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780 lines
19 KiB
Go
780 lines
19 KiB
Go
package policy
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import (
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"net"
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"testing"
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"github.com/google/go-cmp/cmp"
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"github.com/stretchr/testify/assert"
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)
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func Test_normalizeAndValidateCommonName(t *testing.T) {
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tests := []struct {
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name string
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constraint string
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want string
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wantErr bool
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}{
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{
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name: "fail/empty-constraint",
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constraint: "",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/wildcard",
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constraint: "*",
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want: "",
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wantErr: true,
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},
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{
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name: "ok",
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constraint: "step",
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want: "step",
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wantErr: false,
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},
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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 := normalizeAndValidateCommonName(tt.constraint)
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if (err != nil) != tt.wantErr {
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t.Errorf("normalizeAndValidateCommonName() 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("normalizeAndValidateCommonName() = %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 Test_normalizeAndValidateDNSDomainConstraint(t *testing.T) {
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tests := []struct {
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name string
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constraint string
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want string
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wantErr bool
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}{
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{
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name: "fail/empty-constraint",
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constraint: "",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/wildcard-partial-label",
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constraint: "*xxxx.local",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/wildcard-in-the-middle",
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constraint: "x.*.local",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/empty-label",
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constraint: "..local",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/empty-reverse",
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constraint: ".",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/no-asterisk",
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constraint: ".example.com",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/idna-internationalized-domain-name-lookup",
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constraint: `\00.local`, // invalid IDNA ASCII character
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want: "",
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wantErr: true,
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},
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{
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name: "ok/wildcard",
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constraint: "*.local",
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want: ".local",
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wantErr: false,
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},
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{
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name: "ok/specific-domain",
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constraint: "example.local",
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want: "example.local",
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wantErr: false,
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},
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{
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name: "ok/idna-internationalized-domain-name-punycode",
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constraint: "*.xn--fsq.jp", // Example value from https://www.w3.org/International/articles/idn-and-iri/
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want: ".xn--fsq.jp",
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wantErr: false,
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},
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{
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name: "ok/idna-internationalized-domain-name-lookup-transformed",
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constraint: "*.例.jp", // Example value from https://www.w3.org/International/articles/idn-and-iri/
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want: ".xn--fsq.jp",
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wantErr: false,
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},
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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 := normalizeAndValidateDNSDomainConstraint(tt.constraint)
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if (err != nil) != tt.wantErr {
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t.Errorf("normalizeAndValidateDNSDomainConstraint() error = %v, wantErr %v", err, tt.wantErr)
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}
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if got != tt.want {
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t.Errorf("normalizeAndValidateDNSDomainConstraint() = %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 Test_normalizeAndValidateEmailConstraint(t *testing.T) {
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tests := []struct {
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name string
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constraint string
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want string
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wantErr bool
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}{
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{
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name: "fail/empty-constraint",
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constraint: "",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/asterisk",
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constraint: "*.local",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/period",
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constraint: ".local",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/@period",
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constraint: "@.local",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/too-many-@s",
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constraint: "@local@example.com",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/parse-mailbox",
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constraint: "mail@example.com" + string(byte(0)),
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want: "",
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wantErr: true,
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},
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{
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name: "fail/idna-internationalized-domain",
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constraint: "mail@xn--bla.local",
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want: "",
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wantErr: true,
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},
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{
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name: "fail/idna-internationalized-domain-name-lookup",
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constraint: `\00local`,
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want: "",
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wantErr: true,
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},
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{
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name: "fail/parse-domain",
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constraint: "x..example.com",
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want: "",
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wantErr: true,
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},
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{
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name: "ok/wildcard",
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constraint: "@local",
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want: "local",
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wantErr: false,
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},
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{
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name: "ok/specific-mail",
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constraint: "mail@local",
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want: "mail@local",
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wantErr: false,
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},
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// TODO(hs): fix the below; doesn't get past parseRFC2821Mailbox; I think it should be allowed.
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// {
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// name: "ok/idna-internationalized-local",
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// constraint: `bücher@local`,
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// want: "bücher@local",
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// wantErr: false,
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// },
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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 := normalizeAndValidateEmailConstraint(tt.constraint)
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if (err != nil) != tt.wantErr {
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t.Errorf("normalizeAndValidateEmailConstraint() error = %v, wantErr %v", err, tt.wantErr)
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}
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if got != tt.want {
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t.Errorf("normalizeAndValidateEmailConstraint() = %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 TestNew(t *testing.T) {
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type test struct {
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options []NamePolicyOption
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want *NamePolicyEngine
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wantErr bool
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}
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var tests = map[string]func(t *testing.T) test{
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"fail/with-permitted-common-name": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithPermittedCommonNames("*"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-excluded-common-name": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithExcludedCommonNames(""),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-permitted-dns-domains": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithPermittedDNSDomains("**.local"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-excluded-dns-domains": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithExcludedDNSDomains("**.local"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-permitted-cidrs": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithPermittedCIDRs("127.0.0.1//24"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-excluded-cidrs": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithExcludedCIDRs("127.0.0.1//24"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-permitted-ipsOrCIDRs-cidr": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithPermittedIPsOrCIDRs("127.0.0.1//24"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-permitted-ipsOrCIDRs-ip": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithPermittedIPsOrCIDRs("127.0.0:1"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-excluded-ipsOrCIDRs-cidr": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithExcludedIPsOrCIDRs("127.0.0.1//24"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-excluded-ipsOrCIDRs-ip": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithExcludedIPsOrCIDRs("127.0.0:1"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-permitted-emails": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithPermittedEmailAddresses("*.local"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-excluded-emails": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithExcludedEmailAddresses("*.local"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-permitted-uris": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithPermittedURIDomains("**.local"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"fail/with-excluded-uris": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{
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WithExcludedURIDomains("**.local"),
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},
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want: nil,
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wantErr: true,
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}
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},
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"ok/default": func(t *testing.T) test {
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return test{
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options: []NamePolicyOption{},
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want: &NamePolicyEngine{},
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wantErr: false,
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}
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},
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"ok/subject-verification": func(t *testing.T) test {
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options := []NamePolicyOption{
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WithSubjectCommonNameVerification(),
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}
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return test{
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options: options,
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want: &NamePolicyEngine{
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verifySubjectCommonName: true,
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},
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wantErr: false,
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}
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},
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"ok/literal-wildcards": func(t *testing.T) test {
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options := []NamePolicyOption{
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WithAllowLiteralWildcardNames(),
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}
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return test{
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options: options,
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want: &NamePolicyEngine{
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allowLiteralWildcardNames: true,
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},
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wantErr: false,
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}
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},
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"ok/with-permitted-dns-wildcard-domains": func(t *testing.T) test {
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options := []NamePolicyOption{
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WithPermittedDNSDomains("*.local", "*.example.com"),
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}
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return test{
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options: options,
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want: &NamePolicyEngine{
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permittedDNSDomains: []string{".local", ".example.com"},
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numberOfDNSDomainConstraints: 2,
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totalNumberOfPermittedConstraints: 2,
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totalNumberOfConstraints: 2,
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},
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wantErr: false,
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}
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},
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"ok/with-excluded-dns-domains": func(t *testing.T) test {
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options := []NamePolicyOption{
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WithExcludedDNSDomains("*.local", "*.example.com"),
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}
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return test{
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options: options,
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want: &NamePolicyEngine{
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excludedDNSDomains: []string{".local", ".example.com"},
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numberOfDNSDomainConstraints: 2,
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totalNumberOfExcludedConstraints: 2,
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totalNumberOfConstraints: 2,
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},
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wantErr: false,
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}
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},
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"ok/with-permitted-ip-ranges": func(t *testing.T) test {
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_, nw1, err := net.ParseCIDR("127.0.0.1/24")
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assert.NoError(t, err)
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_, nw2, err := net.ParseCIDR("192.168.0.1/24")
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assert.NoError(t, err)
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options := []NamePolicyOption{
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WithPermittedIPRanges(nw1, nw2),
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}
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return test{
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options: options,
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want: &NamePolicyEngine{
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permittedIPRanges: []*net.IPNet{
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nw1, nw2,
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},
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numberOfIPRangeConstraints: 2,
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totalNumberOfPermittedConstraints: 2,
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totalNumberOfConstraints: 2,
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},
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wantErr: false,
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}
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},
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"ok/with-excluded-ip-ranges": func(t *testing.T) test {
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_, nw1, err := net.ParseCIDR("127.0.0.1/24")
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assert.NoError(t, err)
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_, nw2, err := net.ParseCIDR("192.168.0.1/24")
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assert.NoError(t, err)
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options := []NamePolicyOption{
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WithExcludedIPRanges(nw1, nw2),
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}
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return test{
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options: options,
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want: &NamePolicyEngine{
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excludedIPRanges: []*net.IPNet{
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nw1, nw2,
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},
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numberOfIPRangeConstraints: 2,
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totalNumberOfExcludedConstraints: 2,
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totalNumberOfConstraints: 2,
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},
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wantErr: false,
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}
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},
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"ok/with-permitted-cidrs": func(t *testing.T) test {
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_, nw1, err := net.ParseCIDR("127.0.0.1/24")
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assert.NoError(t, err)
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_, nw2, err := net.ParseCIDR("192.168.0.1/24")
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assert.NoError(t, err)
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options := []NamePolicyOption{
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WithPermittedCIDRs("127.0.0.1/24", "192.168.0.1/24"),
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}
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return test{
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options: options,
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want: &NamePolicyEngine{
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permittedIPRanges: []*net.IPNet{
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nw1, nw2,
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},
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numberOfIPRangeConstraints: 2,
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totalNumberOfPermittedConstraints: 2,
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totalNumberOfConstraints: 2,
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},
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wantErr: false,
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}
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},
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"ok/with-excluded-cidrs": func(t *testing.T) test {
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_, nw1, err := net.ParseCIDR("127.0.0.1/24")
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assert.NoError(t, err)
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_, nw2, err := net.ParseCIDR("192.168.0.1/24")
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assert.NoError(t, err)
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options := []NamePolicyOption{
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WithExcludedCIDRs("127.0.0.1/24", "192.168.0.1/24"),
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}
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return test{
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options: options,
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want: &NamePolicyEngine{
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excludedIPRanges: []*net.IPNet{
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nw1, nw2,
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},
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numberOfIPRangeConstraints: 2,
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totalNumberOfExcludedConstraints: 2,
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totalNumberOfConstraints: 2,
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},
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wantErr: false,
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}
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},
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"ok/with-permitted-ipsOrCIDRs-cidr": func(t *testing.T) test {
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_, nw1, err := net.ParseCIDR("127.0.0.1/24")
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assert.NoError(t, err)
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_, nw2, err := net.ParseCIDR("192.168.0.31/32")
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assert.NoError(t, err)
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_, nw3, err := net.ParseCIDR("2001:0db8:85a3:0000:0000:8a2e:0370:7334/128")
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assert.NoError(t, err)
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options := []NamePolicyOption{
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WithPermittedIPsOrCIDRs("127.0.0.1/24", "192.168.0.31", "2001:0db8:85a3:0000:0000:8a2e:0370:7334"),
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}
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return test{
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options: options,
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want: &NamePolicyEngine{
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permittedIPRanges: []*net.IPNet{
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nw1, nw2, nw3,
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},
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numberOfIPRangeConstraints: 3,
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totalNumberOfPermittedConstraints: 3,
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totalNumberOfConstraints: 3,
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},
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wantErr: false,
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}
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},
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"ok/with-excluded-ipsOrCIDRs-cidr": func(t *testing.T) test {
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_, nw1, err := net.ParseCIDR("127.0.0.1/24")
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assert.NoError(t, err)
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_, nw2, err := net.ParseCIDR("192.168.0.31/32")
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assert.NoError(t, err)
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_, nw3, err := net.ParseCIDR("2001:0db8:85a3:0000:0000:8a2e:0370:7334/128")
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assert.NoError(t, err)
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options := []NamePolicyOption{
|
|
WithExcludedIPsOrCIDRs("127.0.0.1/24", "192.168.0.31", "2001:0db8:85a3:0000:0000:8a2e:0370:7334"),
|
|
}
|
|
return test{
|
|
options: options,
|
|
want: &NamePolicyEngine{
|
|
excludedIPRanges: []*net.IPNet{
|
|
nw1, nw2, nw3,
|
|
},
|
|
numberOfIPRangeConstraints: 3,
|
|
totalNumberOfExcludedConstraints: 3,
|
|
totalNumberOfConstraints: 3,
|
|
},
|
|
wantErr: false,
|
|
}
|
|
},
|
|
"ok/with-permitted-emails": func(t *testing.T) test {
|
|
options := []NamePolicyOption{
|
|
WithPermittedEmailAddresses("mail@local", "@example.com"),
|
|
}
|
|
return test{
|
|
options: options,
|
|
want: &NamePolicyEngine{
|
|
permittedEmailAddresses: []string{"mail@local", "example.com"},
|
|
numberOfEmailAddressConstraints: 2,
|
|
totalNumberOfPermittedConstraints: 2,
|
|
totalNumberOfConstraints: 2,
|
|
},
|
|
wantErr: false,
|
|
}
|
|
},
|
|
"ok/with-excluded-emails": func(t *testing.T) test {
|
|
options := []NamePolicyOption{
|
|
WithExcludedEmailAddresses("mail@local", "@example.com"),
|
|
}
|
|
return test{
|
|
options: options,
|
|
want: &NamePolicyEngine{
|
|
excludedEmailAddresses: []string{"mail@local", "example.com"},
|
|
numberOfEmailAddressConstraints: 2,
|
|
totalNumberOfExcludedConstraints: 2,
|
|
totalNumberOfConstraints: 2,
|
|
},
|
|
wantErr: false,
|
|
}
|
|
},
|
|
"ok/with-permitted-uris": func(t *testing.T) test {
|
|
options := []NamePolicyOption{
|
|
WithPermittedURIDomains("host.local", "*.example.com"),
|
|
}
|
|
return test{
|
|
options: options,
|
|
want: &NamePolicyEngine{
|
|
permittedURIDomains: []string{"host.local", ".example.com"},
|
|
numberOfURIDomainConstraints: 2,
|
|
totalNumberOfPermittedConstraints: 2,
|
|
totalNumberOfConstraints: 2,
|
|
},
|
|
wantErr: false,
|
|
}
|
|
},
|
|
"ok/with-excluded-uris": func(t *testing.T) test {
|
|
options := []NamePolicyOption{
|
|
WithExcludedURIDomains("host.local", "*.example.com"),
|
|
}
|
|
return test{
|
|
options: options,
|
|
want: &NamePolicyEngine{
|
|
excludedURIDomains: []string{"host.local", ".example.com"},
|
|
numberOfURIDomainConstraints: 2,
|
|
totalNumberOfExcludedConstraints: 2,
|
|
totalNumberOfConstraints: 2,
|
|
},
|
|
wantErr: false,
|
|
}
|
|
},
|
|
"ok/with-permitted-principals": func(t *testing.T) test {
|
|
options := []NamePolicyOption{
|
|
WithPermittedPrincipals("root", "ops"),
|
|
}
|
|
return test{
|
|
options: options,
|
|
want: &NamePolicyEngine{
|
|
permittedPrincipals: []string{"root", "ops"},
|
|
numberOfPrincipalConstraints: 2,
|
|
totalNumberOfPermittedConstraints: 2,
|
|
totalNumberOfConstraints: 2,
|
|
},
|
|
wantErr: false,
|
|
}
|
|
},
|
|
"ok/with-excluded-principals": func(t *testing.T) test {
|
|
options := []NamePolicyOption{
|
|
WithExcludedPrincipals("root", "ops"),
|
|
}
|
|
return test{
|
|
options: options,
|
|
want: &NamePolicyEngine{
|
|
excludedPrincipals: []string{"root", "ops"},
|
|
numberOfPrincipalConstraints: 2,
|
|
totalNumberOfExcludedConstraints: 2,
|
|
totalNumberOfConstraints: 2,
|
|
},
|
|
wantErr: false,
|
|
}
|
|
},
|
|
}
|
|
for name, prep := range tests {
|
|
tc := prep(t)
|
|
t.Run(name, func(t *testing.T) {
|
|
got, err := New(tc.options...)
|
|
if (err != nil) != tc.wantErr {
|
|
t.Errorf("New() error = %v, wantErr %v", err, tc.wantErr)
|
|
return
|
|
}
|
|
if !cmp.Equal(tc.want, got, cmp.AllowUnexported(NamePolicyEngine{})) {
|
|
t.Errorf("New() diff =\n %s", cmp.Diff(tc.want, got, cmp.AllowUnexported(NamePolicyEngine{})))
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func Test_normalizeAndValidateURIDomainConstraint(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
constraint string
|
|
want string
|
|
wantErr bool
|
|
}{
|
|
{
|
|
name: "fail/empty-constraint",
|
|
constraint: "",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/scheme-https",
|
|
constraint: `https://*.local`,
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/too-many-asterisks",
|
|
constraint: "**.local",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/empty-label",
|
|
constraint: "..local",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/empty-reverse",
|
|
constraint: ".",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/domain-with-port",
|
|
constraint: "host.local:8443",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/no-asterisk",
|
|
constraint: ".example.com",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/ipv4",
|
|
constraint: "127.0.0.1",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/ipv6-brackets",
|
|
constraint: "[::1]",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/ipv6-no-brackets",
|
|
constraint: "::1",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/ipv6-no-brackets",
|
|
constraint: "[::1",
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "fail/idna-internationalized-domain-name-lookup",
|
|
constraint: `\00local`,
|
|
want: "",
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "ok/wildcard",
|
|
constraint: "*.local",
|
|
want: ".local",
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "ok/specific-domain",
|
|
constraint: "example.local",
|
|
want: "example.local",
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "ok/idna-internationalized-domain-name-lookup",
|
|
constraint: `*.bücher.example.com`,
|
|
want: ".xn--bcher-kva.example.com",
|
|
wantErr: false,
|
|
},
|
|
{
|
|
// IDNA2003 vs. 2008 deviation: https://unicode.org/reports/tr46/#Deviations results
|
|
// in a difference between Go 1.18 and lower versions. Go 1.18 expects ".xn--fa-hia.de"; not .fass.de.
|
|
name: "ok/idna-internationalized-domain-name-lookup-deviation",
|
|
constraint: `*.faß.de`,
|
|
want: ".xn--fa-hia.de",
|
|
wantErr: false,
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
got, err := normalizeAndValidateURIDomainConstraint(tt.constraint)
|
|
if (err != nil) != tt.wantErr {
|
|
t.Errorf("normalizeAndValidateURIDomainConstraint() error = %v, wantErr %v", err, tt.wantErr)
|
|
}
|
|
if got != tt.want {
|
|
t.Errorf("normalizeAndValidateURIDomainConstraint() = %v, want %v", got, tt.want)
|
|
}
|
|
})
|
|
}
|
|
}
|