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-rw-r--r--src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.cpp87
-rw-r--r--src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.h3
2 files changed, 74 insertions, 16 deletions
diff --git a/src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.cpp b/src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.cpp
index 9a43691..beedbae 100644
--- a/src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.cpp
+++ b/src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.cpp
@@ -27,17 +27,20 @@ namespace Mad {
namespace Modules {
namespace UserConfigBackendKrb5 {
-bool UserConfigBackendKrb5::connect() {
+void UserConfigBackendKrb5::connect() {
if(principal.empty()) {
application->log(Core::LoggerBase::USER, Core::LoggerBase::ERROR, "UserConfigBackendKrb5: no principal given");
- return false;
+ return;
}
if(realm.empty()) {
application->log(Core::LoggerBase::USER, Core::LoggerBase::ERROR, "UserConfigBackendKrb5: no realm given and no default realm available");
- return false;
+ return;
}
+ if(!context)
+ return;
+
if(handle) {
kadm5_destroy(handle);
handle = 0;
@@ -61,8 +64,8 @@ bool UserConfigBackendKrb5::connect() {
const_cast<char*>(KADM5_ADMIN_SERVICE), &params, KADM5_STRUCT_VERSION, KADM5_API_VERSION_2, 0, &handle);
if(err) {
- application->logf(Core::LoggerBase::USER, Core::LoggerBase::ERROR, "kadm5_init_with_password: %s", std::strerror(err));
- return false;
+ application->logf(Core::LoggerBase::USER, Core::LoggerBase::ERROR, "kadm5_init_with_password: %s", krb5_get_error_message(context, err));
+ return;
}
}
else {
@@ -74,13 +77,13 @@ bool UserConfigBackendKrb5::connect() {
const_cast<char*>(KADM5_ADMIN_SERVICE), &params, KADM5_STRUCT_VERSION, KADM5_API_VERSION_2, 0, &handle);
if(err) {
- application->logf(Core::LoggerBase::USER, Core::LoggerBase::ERROR, "kadm5_init_with_skey: %s", std::strerror(err));
- return false;
+ application->logf(Core::LoggerBase::USER, Core::LoggerBase::ERROR, "kadm5_init_with_skey: %s", krb5_get_error_message(context, err));
+ return;
}
}
application->log(Core::LoggerBase::USER, Core::LoggerBase::VERBOSE, "Connected to kerberos admin server.");
- return true;
+ return;
}
bool UserConfigBackendKrb5::handleConfigEntry(const Core::ConfigEntry &entry, bool /*handled*/) {
@@ -126,6 +129,9 @@ void UserConfigBackendKrb5::checkUserInfo(const Common::UserInfo &userInfo) thro
}
void UserConfigBackendKrb5::addUser(const Common::UserInfo &userInfo) throw(Core::Exception) {
+ if(!context || !handle)
+ throw Core::Exception(Core::Exception::NOT_AVAILABLE);
+
application->getThreadManager()->detach();
std::string princStr = userInfo.getUsername() + "@" + realm;
@@ -142,20 +148,43 @@ void UserConfigBackendKrb5::addUser(const Common::UserInfo &userInfo) throw(Core
for(int i = 0; i < 128; ++i)
dummybuf[i] = (i+1)%128;
- err = kadm5_create_principal(handle, &princ, KADM5_PRINCIPAL|KADM5_ATTRIBUTES, dummybuf);
+ int retryCount = 3;
+
+ do {
+ err = kadm5_create_principal(handle, &princ, KADM5_PRINCIPAL|KADM5_ATTRIBUTES, dummybuf);
+ if(err == KADM5_RPC_ERROR && retryCount > 0) {
+ application->log(Core::LoggerBase::USER, Core::LoggerBase::VERBOSE, "Connection to kerberos admin server lost. Reconnecting...");
+ connect();
+ --retryCount;
+ }
+ } while(err == KADM5_RPC_ERROR && retryCount >= 0);
if(err) {
krb5_free_principal(context, princ.principal);
throw Core::Exception("kadm5_create_principal", Core::Exception::INTERNAL_ERRNO, err);
}
- err = kadm5_randkey_principal(handle, princ.principal, 0, 0);
+ do {
+ err = kadm5_randkey_principal(handle, princ.principal, 0, 0);
+ if(err == KADM5_RPC_ERROR && retryCount > 0) {
+ application->log(Core::LoggerBase::USER, Core::LoggerBase::VERBOSE, "Connection to kerberos admin server lost. Reconnecting...");
+ connect();
+ --retryCount;
+ }
+ } while(err == KADM5_RPC_ERROR && retryCount >= 0);
if(err) {
krb5_free_principal(context, princ.principal);
throw Core::Exception("kadm5_randkey_principal", Core::Exception::INTERNAL_ERRNO, err);
}
princ.attributes = 0;
- err = kadm5_modify_principal(handle, &princ, KADM5_ATTRIBUTES);
+ do {
+ err = kadm5_modify_principal(handle, &princ, KADM5_ATTRIBUTES);
+ if(err == KADM5_RPC_ERROR && retryCount > 0) {
+ application->log(Core::LoggerBase::USER, Core::LoggerBase::VERBOSE, "Connection to kerberos admin server lost. Reconnecting...");
+ connect();
+ --retryCount;
+ }
+ } while(err == KADM5_RPC_ERROR && retryCount >= 0);
krb5_free_principal(context, princ.principal);
@@ -164,6 +193,9 @@ void UserConfigBackendKrb5::addUser(const Common::UserInfo &userInfo) throw(Core
}
void UserConfigBackendKrb5::updateUser(const Common::UserInfo &oldUserInfo, const Common::UserInfo &userInfo) throw(Core::Exception) {
+ if(!context || !handle)
+ throw Core::Exception(Core::Exception::NOT_AVAILABLE);
+
if(oldUserInfo.getUsername() == userInfo.getUsername())
return;
@@ -172,6 +204,9 @@ void UserConfigBackendKrb5::updateUser(const Common::UserInfo &oldUserInfo, cons
}
void UserConfigBackendKrb5::deleteUser(const Common::UserInfo &userInfo) throw(Core::Exception) {
+ if(!context || !handle)
+ throw Core::Exception(Core::Exception::NOT_AVAILABLE);
+
application->getThreadManager()->detach();
std::string princStr = userInfo.getUsername() + "@" + realm;
@@ -181,15 +216,28 @@ void UserConfigBackendKrb5::deleteUser(const Common::UserInfo &userInfo) throw(C
if(err)
throw Core::Exception("krb5_parse_name", Core::Exception::INTERNAL_ERRNO, err);
- /*err = */kadm5_delete_principal(handle, princ);
+
+ int retryCount = 3;
+
+ do {
+ err = kadm5_delete_principal(handle, princ);
+ if(err == KADM5_RPC_ERROR && retryCount > 0) {
+ application->log(Core::LoggerBase::USER, Core::LoggerBase::VERBOSE, "Connection to kerberos admin server lost. Reconnecting...");
+ connect();
+ --retryCount;
+ }
+ } while(err == KADM5_RPC_ERROR && retryCount >= 0);
krb5_free_principal(context, princ);
- //if(err)
- // throw Core::Exception("kadm5_delete_principal", Core::Exception::INTERNAL_ERRNO, err);
+ if(err)
+ application->logf(Core::LoggerBase::USER, Core::LoggerBase::WARNING, "kadm5_delete_principal: %s", krb5_get_error_message(context, err));
}
void UserConfigBackendKrb5::setPassword(const Common::UserInfo &userInfo, const std::string &password) throw(Core::Exception) {
+ if(!context || !handle)
+ throw Core::Exception(Core::Exception::NOT_AVAILABLE);
+
application->getThreadManager()->detach();
std::string princStr = userInfo.getUsername() + "@" + realm;
@@ -199,7 +247,16 @@ void UserConfigBackendKrb5::setPassword(const Common::UserInfo &userInfo, const
if(err)
throw Core::Exception("krb5_parse_name", Core::Exception::INTERNAL_ERRNO, err);
- err = kadm5_chpass_principal(handle, princ, const_cast<char*>(password.c_str()));
+ int retryCount = 3;
+
+ do {
+ err = kadm5_chpass_principal(handle, princ, const_cast<char*>(password.c_str()));
+ if(err == KADM5_RPC_ERROR && retryCount > 0) {
+ application->log(Core::LoggerBase::USER, Core::LoggerBase::VERBOSE, "Connection to kerberos admin server lost. Reconnecting...");
+ connect();
+ --retryCount;
+ }
+ } while(err == KADM5_RPC_ERROR && retryCount >= 0);
krb5_free_principal(context, princ);
diff --git a/src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.h b/src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.h
index 6571220..11c7187 100644
--- a/src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.h
+++ b/src/modules/UserConfigBackendKrb5/UserConfigBackendKrb5.h
@@ -43,7 +43,7 @@ class UserConfigBackendKrb5 : public Common::UserConfigBackend, private Core::Co
krb5_context context;
void *handle;
- bool connect();
+ void connect();
protected:
virtual bool handleConfigEntry(const Core::ConfigEntry &entry, bool handled);
@@ -64,6 +64,7 @@ class UserConfigBackendKrb5 : public Common::UserConfigBackend, private Core::Co
UserConfigBackendKrb5(Common::Application *application0) : application(application0), handle(0) {
krb5_error_code err = krb5_init_context(&context);
if(err) {
+ application->logf("Unable to initialize kerberos context: %s", std::strerror(err));
context = 0;
return;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 15:41:32 +0100