diff options
Diffstat (limited to 'src/core/lib/security/credentials/iam/iam_credentials.c')
-rw-r--r-- | src/core/lib/security/credentials/iam/iam_credentials.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/core/lib/security/credentials/iam/iam_credentials.c b/src/core/lib/security/credentials/iam/iam_credentials.c new file mode 100644 index 0000000000..370a384d0e --- /dev/null +++ b/src/core/lib/security/credentials/iam/iam_credentials.c @@ -0,0 +1,85 @@ +/* + * + * Copyright 2016, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#include "src/core/lib/security/credentials/iam/iam_credentials.h" + +#include <string.h> + +#include "src/core/lib/surface/api_trace.h" + +#include <grpc/support/alloc.h> +#include <grpc/support/log.h> +#include <grpc/support/string_util.h> +#include <grpc/support/sync.h> + +static void iam_destruct(grpc_call_credentials *creds) { + grpc_google_iam_credentials *c = (grpc_google_iam_credentials *)creds; + grpc_credentials_md_store_unref(c->iam_md); +} + +static void iam_get_request_metadata(grpc_exec_ctx *exec_ctx, + grpc_call_credentials *creds, + grpc_polling_entity *pollent, + grpc_auth_metadata_context context, + grpc_credentials_metadata_cb cb, + void *user_data) { + grpc_google_iam_credentials *c = (grpc_google_iam_credentials *)creds; + cb(exec_ctx, user_data, c->iam_md->entries, c->iam_md->num_entries, + GRPC_CREDENTIALS_OK, NULL); +} + +static grpc_call_credentials_vtable iam_vtable = {iam_destruct, + iam_get_request_metadata}; + +grpc_call_credentials *grpc_google_iam_credentials_create( + const char *token, const char *authority_selector, void *reserved) { + grpc_google_iam_credentials *c; + GRPC_API_TRACE( + "grpc_iam_credentials_create(token=%s, authority_selector=%s, " + "reserved=%p)", + 3, (token, authority_selector, reserved)); + GPR_ASSERT(reserved == NULL); + GPR_ASSERT(token != NULL); + GPR_ASSERT(authority_selector != NULL); + c = gpr_malloc(sizeof(grpc_google_iam_credentials)); + memset(c, 0, sizeof(grpc_google_iam_credentials)); + c->base.type = GRPC_CALL_CREDENTIALS_TYPE_IAM; + c->base.vtable = &iam_vtable; + gpr_ref_init(&c->base.refcount, 1); + c->iam_md = grpc_credentials_md_store_create(2); + grpc_credentials_md_store_add_cstrings( + c->iam_md, GRPC_IAM_AUTHORIZATION_TOKEN_METADATA_KEY, token); + grpc_credentials_md_store_add_cstrings( + c->iam_md, GRPC_IAM_AUTHORITY_SELECTOR_METADATA_KEY, authority_selector); + return &c->base; +} |