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terasu-cloudflared/cmd/cloudflared/tunnel/subcommand_context_test.go
João "Pisco" Fernandes 958b6f1d24 TUN-7813: Improve tunnel delete command to use cascade delete
## Summary
Previously the force flag in the tunnel delete command was only explicitly deleting the
connections of a tunnel. Therefore, we are changing it to use the cascade query parameter
supported by the API. That parameter will delegate to the server the deletion of the tunnel
dependencies implicitly instead of the client doing it explicitly. This means that not only
the connections will get deleted, but also the tunnel routes, ensuring that no dependencies
are left without a non-deleted tunnel.
2023-09-20 12:35:43 +01:00

371 lines
10 KiB
Go

package tunnel
import (
"encoding/base64"
"flag"
"fmt"
"reflect"
"testing"
"time"
"github.com/google/uuid"
"github.com/pkg/errors"
"github.com/rs/zerolog"
"github.com/stretchr/testify/assert"
"github.com/urfave/cli/v2"
"github.com/cloudflare/cloudflared/cfapi"
"github.com/cloudflare/cloudflared/connection"
"github.com/cloudflare/cloudflared/credentials"
)
type mockFileSystem struct {
rf func(string) ([]byte, error)
vfp func(string) bool
}
func (fs mockFileSystem) validFilePath(path string) bool {
return fs.vfp(path)
}
func (fs mockFileSystem) readFile(filePath string) ([]byte, error) {
return fs.rf(filePath)
}
func Test_subcommandContext_findCredentials(t *testing.T) {
type fields struct {
c *cli.Context
log *zerolog.Logger
fs fileSystem
tunnelstoreClient cfapi.Client
userCredential *credentials.User
}
type args struct {
tunnelID uuid.UUID
}
oldCertPath := "old_cert.json"
newCertPath := "new_cert.json"
accountTag := "0000d4d14e84bd4ae5a6a02e0000ac63"
secret := []byte{211, 79, 177, 245, 179, 194, 152, 127, 140, 71, 18, 46, 183, 209, 10, 24, 192, 150, 55, 249, 211, 16, 167, 30, 113, 51, 152, 168, 72, 100, 205, 144}
secretB64 := base64.StdEncoding.EncodeToString(secret)
tunnelID := uuid.MustParse("df5ed608-b8b4-4109-89f3-9f2cf199df64")
name := "mytunnel"
fs := mockFileSystem{
rf: func(filePath string) ([]byte, error) {
if filePath == oldCertPath {
// An old credentials file created before TUN-3581 added the new fields
return []byte(fmt.Sprintf(`{"AccountTag":"%s","TunnelSecret":"%s"}`, accountTag, secretB64)), nil
}
if filePath == newCertPath {
// A new credentials file created after TUN-3581 with its new fields.
return []byte(fmt.Sprintf(`{"AccountTag":"%s","TunnelSecret":"%s","TunnelID":"%s","TunnelName":"%s"}`, accountTag, secretB64, tunnelID, name)), nil
}
return nil, errors.New("file not found")
},
vfp: func(string) bool { return true },
}
log := zerolog.Nop()
tests := []struct {
name string
fields fields
args args
want connection.Credentials
wantErr bool
}{
{
name: "Filepath given leads to old credentials file",
fields: fields{
log: &log,
fs: fs,
c: func() *cli.Context {
flagSet := flag.NewFlagSet("test0", flag.PanicOnError)
flagSet.String(CredFileFlag, oldCertPath, "")
c := cli.NewContext(cli.NewApp(), flagSet, nil)
_ = c.Set(CredFileFlag, oldCertPath)
return c
}(),
},
args: args{
tunnelID: tunnelID,
},
want: connection.Credentials{
AccountTag: accountTag,
TunnelID: tunnelID,
TunnelSecret: secret,
},
},
{
name: "Filepath given leads to new credentials file",
fields: fields{
log: &log,
fs: fs,
c: func() *cli.Context {
flagSet := flag.NewFlagSet("test0", flag.PanicOnError)
flagSet.String(CredFileFlag, newCertPath, "")
c := cli.NewContext(cli.NewApp(), flagSet, nil)
_ = c.Set(CredFileFlag, newCertPath)
return c
}(),
},
args: args{
tunnelID: tunnelID,
},
want: connection.Credentials{
AccountTag: accountTag,
TunnelID: tunnelID,
TunnelSecret: secret,
},
},
{
name: "TUNNEL_CRED_CONTENTS given contains old credentials contents",
fields: fields{
log: &log,
fs: fs,
c: func() *cli.Context {
flagSet := flag.NewFlagSet("test0", flag.PanicOnError)
flagSet.String(CredContentsFlag, "", "")
c := cli.NewContext(cli.NewApp(), flagSet, nil)
_ = c.Set(CredContentsFlag, fmt.Sprintf(`{"AccountTag":"%s","TunnelSecret":"%s"}`, accountTag, secretB64))
return c
}(),
},
args: args{
tunnelID: tunnelID,
},
want: connection.Credentials{
AccountTag: accountTag,
TunnelID: tunnelID,
TunnelSecret: secret,
},
},
{
name: "TUNNEL_CRED_CONTENTS given contains new credentials contents",
fields: fields{
log: &log,
fs: fs,
c: func() *cli.Context {
flagSet := flag.NewFlagSet("test0", flag.PanicOnError)
flagSet.String(CredContentsFlag, "", "")
c := cli.NewContext(cli.NewApp(), flagSet, nil)
_ = c.Set(CredContentsFlag, fmt.Sprintf(`{"AccountTag":"%s","TunnelSecret":"%s","TunnelID":"%s","TunnelName":"%s"}`, accountTag, secretB64, tunnelID, name))
return c
}(),
},
args: args{
tunnelID: tunnelID,
},
want: connection.Credentials{
AccountTag: accountTag,
TunnelID: tunnelID,
TunnelSecret: secret,
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
sc := &subcommandContext{
c: tt.fields.c,
log: tt.fields.log,
fs: tt.fields.fs,
tunnelstoreClient: tt.fields.tunnelstoreClient,
userCredential: tt.fields.userCredential,
}
got, err := sc.findCredentials(tt.args.tunnelID)
if (err != nil) != tt.wantErr {
t.Errorf("subcommandContext.findCredentials() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("subcommandContext.findCredentials() = %v, want %v", got, tt.want)
}
})
}
}
type deleteMockTunnelStore struct {
cfapi.Client
mockTunnels map[uuid.UUID]mockTunnelBehaviour
deletedTunnelIDs []uuid.UUID
}
type mockTunnelBehaviour struct {
tunnel cfapi.Tunnel
deleteErr error
cleanupErr error
}
func newDeleteMockTunnelStore(tunnels ...mockTunnelBehaviour) *deleteMockTunnelStore {
mockTunnels := make(map[uuid.UUID]mockTunnelBehaviour)
for _, tunnel := range tunnels {
mockTunnels[tunnel.tunnel.ID] = tunnel
}
return &deleteMockTunnelStore{
mockTunnels: mockTunnels,
deletedTunnelIDs: make([]uuid.UUID, 0),
}
}
func (d *deleteMockTunnelStore) GetTunnel(tunnelID uuid.UUID) (*cfapi.Tunnel, error) {
tunnel, ok := d.mockTunnels[tunnelID]
if !ok {
return nil, fmt.Errorf("Couldn't find tunnel: %v", tunnelID)
}
return &tunnel.tunnel, nil
}
func (d *deleteMockTunnelStore) GetTunnelToken(tunnelID uuid.UUID) (string, error) {
return "token", nil
}
func (d *deleteMockTunnelStore) DeleteTunnel(tunnelID uuid.UUID, cascade bool) error {
tunnel, ok := d.mockTunnels[tunnelID]
if !ok {
return fmt.Errorf("Couldn't find tunnel: %v", tunnelID)
}
if tunnel.deleteErr != nil {
return tunnel.deleteErr
}
d.deletedTunnelIDs = append(d.deletedTunnelIDs, tunnelID)
tunnel.tunnel.DeletedAt = time.Now()
delete(d.mockTunnels, tunnelID)
return nil
}
func (d *deleteMockTunnelStore) CleanupConnections(tunnelID uuid.UUID, _ *cfapi.CleanupParams) error {
tunnel, ok := d.mockTunnels[tunnelID]
if !ok {
return fmt.Errorf("Couldn't find tunnel: %v", tunnelID)
}
return tunnel.cleanupErr
}
func Test_subcommandContext_Delete(t *testing.T) {
type fields struct {
c *cli.Context
log *zerolog.Logger
isUIEnabled bool
fs fileSystem
tunnelstoreClient *deleteMockTunnelStore
userCredential *credentials.User
}
type args struct {
tunnelIDs []uuid.UUID
}
newCertPath := "new_cert.json"
tunnelID1 := uuid.MustParse("df5ed608-b8b4-4109-89f3-9f2cf199df64")
tunnelID2 := uuid.MustParse("af5ed608-b8b4-4109-89f3-9f2cf199df64")
log := zerolog.Nop()
var tests = []struct {
name string
fields fields
args args
want []uuid.UUID
wantErr bool
}{
{
name: "clean up continues if credentials are not found",
fields: fields{
log: &log,
fs: mockFileSystem{
rf: func(filePath string) ([]byte, error) {
return nil, errors.New("file not found")
},
vfp: func(string) bool { return true },
},
c: func() *cli.Context {
flagSet := flag.NewFlagSet("test0", flag.PanicOnError)
flagSet.String(CredFileFlag, newCertPath, "")
c := cli.NewContext(cli.NewApp(), flagSet, nil)
_ = c.Set(CredFileFlag, newCertPath)
return c
}(),
tunnelstoreClient: newDeleteMockTunnelStore(
mockTunnelBehaviour{
tunnel: cfapi.Tunnel{ID: tunnelID1},
},
mockTunnelBehaviour{
tunnel: cfapi.Tunnel{ID: tunnelID2},
},
),
},
args: args{
tunnelIDs: []uuid.UUID{tunnelID1, tunnelID2},
},
want: []uuid.UUID{tunnelID1, tunnelID2},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
sc := &subcommandContext{
c: tt.fields.c,
log: tt.fields.log,
fs: tt.fields.fs,
tunnelstoreClient: tt.fields.tunnelstoreClient,
userCredential: tt.fields.userCredential,
}
err := sc.delete(tt.args.tunnelIDs)
if (err != nil) != tt.wantErr {
t.Errorf("subcommandContext.findCredentials() error = %v, wantErr %v", err, tt.wantErr)
return
}
got := tt.fields.tunnelstoreClient.deletedTunnelIDs
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("subcommandContext.findCredentials() = %v, want %v", got, tt.want)
return
}
})
}
}
func Test_subcommandContext_ValidateIngressCommand(t *testing.T) {
var tests = []struct {
name string
c *cli.Context
wantErr bool
expectedErr error
}{
{
name: "read a valid configuration from data",
c: func() *cli.Context {
data := `{ "warp-routing": {"enabled": true}, "originRequest" : {"connectTimeout": 10}, "ingress" : [ {"hostname": "test", "service": "https://localhost:8000" } , {"service": "http_status:404"} ]}`
flagSet := flag.NewFlagSet("json", flag.PanicOnError)
flagSet.String(ingressDataJSONFlagName, data, "")
c := cli.NewContext(cli.NewApp(), flagSet, nil)
_ = c.Set(ingressDataJSONFlagName, data)
return c
}(),
},
{
name: "read an invalid configuration with multiple mistakes",
c: func() *cli.Context {
data := `{ "ingress" : [ {"hostname": "test", "service": "localhost:8000" } , {"service": "http_status:invalid_status"} ]}`
flagSet := flag.NewFlagSet("json", flag.PanicOnError)
flagSet.String(ingressDataJSONFlagName, data, "")
c := cli.NewContext(cli.NewApp(), flagSet, nil)
_ = c.Set(ingressDataJSONFlagName, data)
return c
}(),
wantErr: true,
expectedErr: errors.New("Validation failed: localhost:8000 is an invalid address, please make sure it has a scheme and a hostname"),
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
err := validateIngressCommand(tt.c, "")
if tt.wantErr {
assert.Equal(t, tt.expectedErr.Error(), err.Error())
} else {
assert.Nil(t, err)
}
})
}
}