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dex/examples/grpc-client/client.go
Björn Busse 4a0218e87c
grpc-client: Do not crash on empty response (#2584)
Signed-off-by: Björn Busse <bj.rn@baerlin.eu>
2022-07-25 23:30:22 +04:00

147 lines
4.2 KiB
Go

package main
import (
"context"
"crypto/tls"
"crypto/x509"
"flag"
"fmt"
"log"
"os"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
"github.com/dexidp/dex/api/v2"
)
func newDexClient(hostAndPort, caPath, clientCrt, clientKey string) (api.DexClient, error) {
cPool := x509.NewCertPool()
caCert, err := os.ReadFile(caPath)
if err != nil {
return nil, fmt.Errorf("invalid CA crt file: %s", caPath)
}
if cPool.AppendCertsFromPEM(caCert) != true {
return nil, fmt.Errorf("failed to parse CA crt")
}
clientCert, err := tls.LoadX509KeyPair(clientCrt, clientKey)
if err != nil {
return nil, fmt.Errorf("invalid client crt file: %s", caPath)
}
clientTLSConfig := &tls.Config{
RootCAs: cPool,
Certificates: []tls.Certificate{clientCert},
}
creds := credentials.NewTLS(clientTLSConfig)
conn, err := grpc.Dial(hostAndPort, grpc.WithTransportCredentials(creds))
if err != nil {
return nil, fmt.Errorf("dial: %v", err)
}
return api.NewDexClient(conn), nil
}
func createPassword(cli api.DexClient) error {
p := api.Password{
Email: "test@example.com",
// bcrypt hash of the value "test1" with cost 10
Hash: []byte("$2a$10$XVMN/Fid.Ks4CXgzo8fpR.iU1khOMsP5g9xQeXuBm1wXjRX8pjUtO"),
Username: "test",
UserId: "test",
}
createReq := &api.CreatePasswordReq{
Password: &p,
}
// Create password.
if resp, err := cli.CreatePassword(context.TODO(), createReq); err != nil || resp.AlreadyExists {
if resp != nil && resp.AlreadyExists {
return fmt.Errorf("Password %s already exists", createReq.Password.Email)
}
return fmt.Errorf("failed to create password: %v", err)
}
log.Printf("Created password with email %s", createReq.Password.Email)
// List all passwords.
resp, err := cli.ListPasswords(context.TODO(), &api.ListPasswordReq{})
if err != nil {
return fmt.Errorf("failed to list password: %v", err)
}
log.Print("Listing Passwords:\n")
for _, pass := range resp.Passwords {
log.Printf("%+v", pass)
}
// Verifying correct and incorrect passwords
log.Print("Verifying Password:\n")
verifyReq := &api.VerifyPasswordReq{
Email: "test@example.com",
Password: "test1",
}
verifyResp, err := cli.VerifyPassword(context.TODO(), verifyReq)
if err != nil {
return fmt.Errorf("failed to run VerifyPassword for correct password: %v", err)
}
if !verifyResp.Verified {
return fmt.Errorf("failed to verify correct password: %v", verifyResp)
}
log.Printf("properly verified correct password: %t\n", verifyResp.Verified)
badVerifyReq := &api.VerifyPasswordReq{
Email: "test@example.com",
Password: "wrong_password",
}
badVerifyResp, err := cli.VerifyPassword(context.TODO(), badVerifyReq)
if err != nil {
return fmt.Errorf("failed to run VerifyPassword for incorrect password: %v", err)
}
if badVerifyResp.Verified {
return fmt.Errorf("verify returned true for incorrect password: %v", badVerifyResp)
}
log.Printf("properly failed to verify incorrect password: %t\n", badVerifyResp.Verified)
log.Print("Listing Passwords:\n")
for _, pass := range resp.Passwords {
log.Printf("%+v", pass)
}
deleteReq := &api.DeletePasswordReq{
Email: p.Email,
}
// Delete password with email = test@example.com.
if resp, err := cli.DeletePassword(context.TODO(), deleteReq); err != nil || resp.NotFound {
if resp != nil && resp.NotFound {
return fmt.Errorf("Password %s not found", deleteReq.Email)
}
return fmt.Errorf("failed to delete password: %v", err)
}
log.Printf("Deleted password with email %s", deleteReq.Email)
return nil
}
func main() {
caCrt := flag.String("ca-crt", "", "CA certificate")
clientCrt := flag.String("client-crt", "", "Client certificate")
clientKey := flag.String("client-key", "", "Client key")
flag.Parse()
if *clientCrt == "" || *caCrt == "" || *clientKey == "" {
log.Fatal("Please provide CA & client certificates and client key. Usage: ./client --ca-crt=<path ca.crt> --client-crt=<path client.crt> --client-key=<path client key>")
}
client, err := newDexClient("127.0.0.1:5557", *caCrt, *clientCrt, *clientKey)
if err != nil {
log.Fatalf("failed creating dex client: %v ", err)
}
if err := createPassword(client); err != nil {
log.Fatalf("testPassword failed: %v", err)
}
}