diff options
Diffstat (limited to 'src/core/lib/security/credentials/google_default/google_default_credentials.cc')
| -rw-r--r-- | src/core/lib/security/credentials/google_default/google_default_credentials.cc | 83 |
1 files changed, 36 insertions, 47 deletions
diff --git a/src/core/lib/security/credentials/google_default/google_default_credentials.cc b/src/core/lib/security/credentials/google_default/google_default_credentials.cc index 0674540d01..a86a17d586 100644 --- a/src/core/lib/security/credentials/google_default/google_default_credentials.cc +++ b/src/core/lib/security/credentials/google_default/google_default_credentials.cc @@ -30,6 +30,7 @@ #include "src/core/lib/channel/channel_args.h" #include "src/core/lib/gpr/env.h" #include "src/core/lib/gpr/string.h" +#include "src/core/lib/gprpp/ref_counted_ptr.h" #include "src/core/lib/http/httpcli.h" #include "src/core/lib/http/parser.h" #include "src/core/lib/iomgr/load_file.h" @@ -72,20 +73,11 @@ typedef struct { grpc_http_response response; } metadata_server_detector; -static void google_default_credentials_destruct( - grpc_channel_credentials* creds) { - grpc_google_default_channel_credentials* c = - reinterpret_cast<grpc_google_default_channel_credentials*>(creds); - grpc_channel_credentials_unref(c->alts_creds); - grpc_channel_credentials_unref(c->ssl_creds); -} - -static grpc_security_status google_default_create_security_connector( - grpc_channel_credentials* creds, grpc_call_credentials* call_creds, +grpc_core::RefCountedPtr<grpc_channel_security_connector> +grpc_google_default_channel_credentials::create_security_connector( + grpc_core::RefCountedPtr<grpc_call_credentials> call_creds, const char* target, const grpc_channel_args* args, - grpc_channel_security_connector** sc, grpc_channel_args** new_args) { - grpc_google_default_channel_credentials* c = - reinterpret_cast<grpc_google_default_channel_credentials*>(creds); + grpc_channel_args** new_args) { bool is_grpclb_load_balancer = grpc_channel_arg_get_bool( grpc_channel_args_find(args, GRPC_ARG_ADDRESS_IS_GRPCLB_LOAD_BALANCER), false); @@ -95,22 +87,22 @@ static grpc_security_status google_default_create_security_connector( false); bool use_alts = is_grpclb_load_balancer || is_backend_from_grpclb_load_balancer; - grpc_security_status status = GRPC_SECURITY_ERROR; /* Return failure if ALTS is selected but not running on GCE. */ if (use_alts && !g_is_on_gce) { gpr_log(GPR_ERROR, "ALTS is selected, but not running on GCE."); - goto end; + return nullptr; } - status = use_alts ? c->alts_creds->vtable->create_security_connector( - c->alts_creds, call_creds, target, args, sc, new_args) - : c->ssl_creds->vtable->create_security_connector( - c->ssl_creds, call_creds, target, args, sc, new_args); -/* grpclb-specific channel args are removed from the channel args set - * to ensure backends and fallback adresses will have the same set of channel - * args. By doing that, it guarantees the connections to backends will not be - * torn down and re-connected when switching in and out of fallback mode. - */ -end: + + grpc_core::RefCountedPtr<grpc_channel_security_connector> sc = + use_alts ? alts_creds_->create_security_connector(call_creds, target, + args, new_args) + : ssl_creds_->create_security_connector(call_creds, target, args, + new_args); + /* grpclb-specific channel args are removed from the channel args set + * to ensure backends and fallback adresses will have the same set of channel + * args. By doing that, it guarantees the connections to backends will not be + * torn down and re-connected when switching in and out of fallback mode. + */ if (use_alts) { static const char* args_to_remove[] = { GRPC_ARG_ADDRESS_IS_GRPCLB_LOAD_BALANCER, @@ -119,13 +111,9 @@ end: *new_args = grpc_channel_args_copy_and_add_and_remove( args, args_to_remove, GPR_ARRAY_SIZE(args_to_remove), nullptr, 0); } - return status; + return sc; } -static grpc_channel_credentials_vtable google_default_credentials_vtable = { - google_default_credentials_destruct, - google_default_create_security_connector, nullptr}; - static void on_metadata_server_detection_http_response(void* user_data, grpc_error* error) { metadata_server_detector* detector = @@ -215,11 +203,11 @@ static int is_metadata_server_reachable() { /* Takes ownership of creds_path if not NULL. */ static grpc_error* create_default_creds_from_path( - char* creds_path, grpc_call_credentials** creds) { + char* creds_path, grpc_core::RefCountedPtr<grpc_call_credentials>* creds) { grpc_json* json = nullptr; grpc_auth_json_key key; grpc_auth_refresh_token token; - grpc_call_credentials* result = nullptr; + grpc_core::RefCountedPtr<grpc_call_credentials> result; grpc_slice creds_data = grpc_empty_slice(); grpc_error* error = GRPC_ERROR_NONE; if (creds_path == nullptr) { @@ -276,9 +264,9 @@ end: return error; } -grpc_channel_credentials* grpc_google_default_credentials_create(void) { +grpc_channel_credentials* grpc_google_default_credentials_create() { grpc_channel_credentials* result = nullptr; - grpc_call_credentials* call_creds = nullptr; + grpc_core::RefCountedPtr<grpc_call_credentials> call_creds; grpc_error* error = GRPC_ERROR_CREATE_FROM_STATIC_STRING( "Failed to create Google credentials"); grpc_error* err; @@ -316,7 +304,8 @@ grpc_channel_credentials* grpc_google_default_credentials_create(void) { gpr_mu_unlock(&g_state_mu); if (g_metadata_server_available) { - call_creds = grpc_google_compute_engine_credentials_create(nullptr); + call_creds = grpc_core::RefCountedPtr<grpc_call_credentials>( + grpc_google_compute_engine_credentials_create(nullptr)); if (call_creds == nullptr) { error = grpc_error_add_child( error, GRPC_ERROR_CREATE_FROM_STATIC_STRING( @@ -327,23 +316,23 @@ grpc_channel_credentials* grpc_google_default_credentials_create(void) { end: if (call_creds != nullptr) { /* Create google default credentials. */ - auto creds = static_cast<grpc_google_default_channel_credentials*>( - gpr_zalloc(sizeof(grpc_google_default_channel_credentials))); - creds->base.vtable = &google_default_credentials_vtable; - creds->base.type = GRPC_CHANNEL_CREDENTIALS_TYPE_GOOGLE_DEFAULT; - gpr_ref_init(&creds->base.refcount, 1); - creds->ssl_creds = + grpc_channel_credentials* ssl_creds = grpc_ssl_credentials_create(nullptr, nullptr, nullptr, nullptr); - GPR_ASSERT(creds->ssl_creds != nullptr); + GPR_ASSERT(ssl_creds != nullptr); grpc_alts_credentials_options* options = grpc_alts_credentials_client_options_create(); - creds->alts_creds = grpc_alts_credentials_create(options); + grpc_channel_credentials* alts_creds = + grpc_alts_credentials_create(options); grpc_alts_credentials_options_destroy(options); - result = grpc_composite_channel_credentials_create(&creds->base, call_creds, - nullptr); + auto creds = + grpc_core::MakeRefCounted<grpc_google_default_channel_credentials>( + alts_creds != nullptr ? alts_creds->Ref() : nullptr, + ssl_creds != nullptr ? ssl_creds->Ref() : nullptr); + if (ssl_creds) ssl_creds->Unref(); + if (alts_creds) alts_creds->Unref(); + result = grpc_composite_channel_credentials_create( + creds.get(), call_creds.get(), nullptr); GPR_ASSERT(result != nullptr); - grpc_channel_credentials_unref(&creds->base); - grpc_call_credentials_unref(call_creds); } else { gpr_log(GPR_ERROR, "Could not create google default credentials: %s", grpc_error_string(error)); |