Files
lions-user-manager-server-i…/src/main/java/dev/lions/user/manager/client/KeycloakAdminClientImpl.java

234 lines
9.1 KiB
Java

package dev.lions.user.manager.client;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import io.quarkus.runtime.Startup;
import jakarta.annotation.PostConstruct;
import jakarta.annotation.PreDestroy;
import jakarta.enterprise.context.ApplicationScoped;
import jakarta.inject.Inject;
import lombok.extern.slf4j.Slf4j;
import org.eclipse.microprofile.config.inject.ConfigProperty;
import org.eclipse.microprofile.faulttolerance.CircuitBreaker;
import org.eclipse.microprofile.faulttolerance.Retry;
import org.eclipse.microprofile.faulttolerance.Timeout;
import org.keycloak.admin.client.Keycloak;
import org.keycloak.admin.client.resource.RealmResource;
import org.keycloak.admin.client.resource.RolesResource;
import org.keycloak.admin.client.resource.UsersResource;
import jakarta.ws.rs.NotFoundException;
import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.time.temporal.ChronoUnit;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
/**
* Implémentation du client Keycloak Admin
* Utilise le bean Keycloak géré par Quarkus (quarkus-keycloak-admin-rest-client)
* qui respecte la configuration Jackson (fail-on-unknown-properties=false)
* Utilise Circuit Breaker, Retry et Timeout pour la résilience
*/
@ApplicationScoped
@Startup
@Slf4j
public class KeycloakAdminClientImpl implements KeycloakAdminClient {
@Inject
Keycloak keycloak;
@ConfigProperty(name = "lions.keycloak.server-url")
String serverUrl;
@ConfigProperty(name = "lions.keycloak.admin-realm")
String adminRealm;
@ConfigProperty(name = "lions.keycloak.admin-client-id")
String adminClientId;
@ConfigProperty(name = "lions.keycloak.admin-username")
String adminUsername;
@PostConstruct
void init() {
log.info("========================================");
log.info("Initialisation du client Keycloak Admin");
log.info("========================================");
log.info("Server URL: {}", serverUrl);
log.info("Admin Realm: {}", adminRealm);
log.info("Admin Client ID: {}", adminClientId);
log.info("Admin Username: {}", adminUsername);
log.info("✅ Client Keycloak initialisé via Quarkus CDI (connexion lazy)");
log.info("La connexion sera établie lors de la première requête API");
}
@Override
@Retry(maxRetries = 3, delay = 2, delayUnit = ChronoUnit.SECONDS)
@Timeout(value = 30, unit = ChronoUnit.SECONDS)
@CircuitBreaker(requestVolumeThreshold = 10, failureRatio = 0.5, delay = 5000)
public Keycloak getInstance() {
return keycloak;
}
@Override
@Retry(maxRetries = 3, delay = 2, delayUnit = ChronoUnit.SECONDS)
@Timeout(value = 30, unit = ChronoUnit.SECONDS)
@CircuitBreaker(requestVolumeThreshold = 10, failureRatio = 0.5, delay = 5000)
public RealmResource getRealm(String realmName) {
try {
return keycloak.realm(realmName);
} catch (Exception e) {
log.error("Erreur lors de la récupération du realm {}: {}", realmName, e.getMessage());
throw new RuntimeException("Impossible de récupérer le realm: " + realmName, e);
}
}
@Override
@Retry(maxRetries = 3, delay = 2, delayUnit = ChronoUnit.SECONDS)
@Timeout(value = 30, unit = ChronoUnit.SECONDS)
@CircuitBreaker(requestVolumeThreshold = 10, failureRatio = 0.5, delay = 5000)
public UsersResource getUsers(String realmName) {
return getRealm(realmName).users();
}
@Override
@Retry(maxRetries = 3, delay = 2, delayUnit = ChronoUnit.SECONDS)
@Timeout(value = 30, unit = ChronoUnit.SECONDS)
@CircuitBreaker(requestVolumeThreshold = 10, failureRatio = 0.5, delay = 5000)
public RolesResource getRoles(String realmName) {
return getRealm(realmName).roles();
}
@Override
public boolean isConnected() {
try {
// getAccessTokenString() n'implique pas la désérialisation de ServerInfoRepresentation
// (qui échoue sur le champ inconnu "cpuInfo" avec Keycloak 26+)
keycloak.tokenManager().getAccessTokenString();
return true;
} catch (Exception e) {
log.warn("Keycloak non connecté: {}", e.getMessage());
return false;
}
}
@Override
public boolean realmExists(String realmName) {
try {
getRealm(realmName).roles().list();
return true;
} catch (NotFoundException e) {
log.debug("Realm {} n'existe pas", realmName);
return false;
} catch (Exception e) {
log.debug("Erreur lors de la vérification du realm {} (probablement il existe): {}",
realmName, e.getMessage());
return true;
}
}
@Override
@Retry(maxRetries = 3, delay = 2, delayUnit = ChronoUnit.SECONDS)
@Timeout(value = 30, unit = ChronoUnit.SECONDS)
@CircuitBreaker(requestVolumeThreshold = 10, failureRatio = 0.5, delay = 5000)
public List<String> getAllRealms() {
try {
log.debug("Récupération de tous les realms depuis Keycloak");
// Appel HTTP direct pour éviter l'erreur de désérialisation de RealmRepresentation
// (champ bruteForceStrategy inconnu dans la version de la librairie cliente)
String token = keycloak.tokenManager().getAccessTokenString();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create(serverUrl + "/admin/realms"))
.header("Authorization", "Bearer " + token)
.header("Accept", "application/json")
.GET()
.build();
HttpResponse<String> response = HttpClient.newHttpClient()
.send(request, HttpResponse.BodyHandlers.ofString());
if (response.statusCode() != 200) {
throw new RuntimeException("Keycloak returned HTTP " + response.statusCode());
}
ObjectMapper mapper = new ObjectMapper()
.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
List<Map<String, Object>> realmMaps = mapper.readValue(
response.body(), new TypeReference<>() {});
List<String> realms = realmMaps.stream()
.map(r -> (String) r.get("realm"))
.filter(r -> r != null)
.collect(Collectors.toList());
log.debug("Realms récupérés: {}", realms);
return realms;
} catch (Exception e) {
log.error("Erreur lors de la récupération de tous les realms: {}", e.getMessage());
throw new RuntimeException("Impossible de récupérer la liste des realms", e);
}
}
@Override
@Retry(maxRetries = 3, delay = 2, delayUnit = ChronoUnit.SECONDS)
@Timeout(value = 30, unit = ChronoUnit.SECONDS)
@CircuitBreaker(requestVolumeThreshold = 10, failureRatio = 0.5, delay = 5000)
public List<String> getRealmClients(String realmName) {
try {
log.debug("Récupération des clients du realm {}", realmName);
String token = keycloak.tokenManager().getAccessTokenString();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create(serverUrl + "/admin/realms/" + realmName + "/clients"))
.header("Authorization", "Bearer " + token)
.header("Accept", "application/json")
.GET()
.build();
HttpResponse<String> response = HttpClient.newHttpClient()
.send(request, HttpResponse.BodyHandlers.ofString());
if (response.statusCode() != 200) {
throw new RuntimeException("Keycloak returned HTTP " + response.statusCode());
}
ObjectMapper mapper = new ObjectMapper()
.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
List<Map<String, Object>> clientMaps = mapper.readValue(
response.body(), new TypeReference<>() {});
List<String> clients = clientMaps.stream()
.map(c -> (String) c.get("clientId"))
.filter(c -> c != null)
.collect(Collectors.toList());
log.debug("Clients récupérés pour {}: {}", realmName, clients);
return clients;
} catch (Exception e) {
log.error("Erreur lors de la récupération des clients du realm {}: {}", realmName, e.getMessage());
throw new RuntimeException("Impossible de récupérer les clients du realm: " + realmName, e);
}
}
@PreDestroy
@Override
public void close() {
log.info("Fermeture de la connexion Keycloak...");
// Le cycle de vie est géré par Quarkus CDI
}
@Override
public void reconnect() {
log.info("Reconnexion à Keycloak... (géré par Quarkus CDI)");
// Le bean Keycloak est géré par Quarkus, pas de reconnexion manuelle nécessaire
}
}