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Diffstat (limited to 'fluent-bit/plugins/out_bigquery/bigquery.h')
| -rw-r--r-- | fluent-bit/plugins/out_bigquery/bigquery.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/fluent-bit/plugins/out_bigquery/bigquery.h b/fluent-bit/plugins/out_bigquery/bigquery.h new file mode 100644 index 00000000..c48d9ba4 --- /dev/null +++ b/fluent-bit/plugins/out_bigquery/bigquery.h @@ -0,0 +1,132 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ + +/* Fluent Bit + * ========== + * Copyright (C) 2015-2022 The Fluent Bit Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FLB_OUT_BIGQUERY +#define FLB_OUT_BIGQUERY + +#include <fluent-bit/flb_info.h> +#include <fluent-bit/flb_output.h> +#include <fluent-bit/flb_oauth2.h> +#include <fluent-bit/flb_sds.h> + +/* refresh token every 50 minutes */ +#define FLB_BIGQUERY_TOKEN_REFRESH 3000 + +/* BigQuery streaming inserts oauth scope */ +#define FLB_BIGQUERY_SCOPE "https://www.googleapis.com/auth/bigquery.insertdata" + +/* BigQuery authorization URL */ +#define FLB_BIGQUERY_AUTH_URL "https://oauth2.googleapis.com/token" + +#define FLB_BIGQUERY_RESOURCE_TEMPLATE "/bigquery/v2/projects/%s/datasets/%s/tables/%s/insertAll" +#define FLB_BIGQUERY_URL_BASE "https://www.googleapis.com" + +#define FLB_BIGQUERY_GOOGLE_STS_URL "https://sts.googleapis.com" +#define FLB_BIGQUERY_GOOGLE_IAM_URL "https://iamcredentials.googleapis.com" +#define FLB_BIGQUERY_AWS_STS_ENDPOINT "/?Action=GetCallerIdentity&Version=2011-06-15" + +#define FLB_BIGQUERY_GOOGLE_CLOUD_TARGET_RESOURCE \ + "//iam.googleapis.com/projects/%s/locations/global/workloadIdentityPools/%s/providers/%s" + +#define FLB_BIGQUERY_GOOGLE_STS_TOKEN_GRANT_TYPE "urn:ietf:params:oauth:grant-type:token-exchange" +#define FLB_BIGQUERY_GOOGLE_STS_TOKEN_REQUESTED_TOKEN_TYPE "urn:ietf:params:oauth:token-type:access_token" +#define FLB_BIGQUERY_GOOGLE_STS_TOKEN_SCOPE "https://www.googleapis.com/auth/cloud-platform" +#define FLB_BIGQUERY_GOOGLE_STS_TOKEN_SUBJECT_TOKEN_TYPE "urn:ietf:params:aws:token-type:aws4_request" +#define FLB_BIGQUERY_GOOGLE_CLOUD_TOKEN_ENDPOINT "/v1/token" + +#define FLB_BIGQUERY_GOOGLE_GEN_ACCESS_TOKEN_REQUEST_BODY \ + "{\"scope\": [\"https://www.googleapis.com/auth/cloud-platform\"]}" + +#define FLB_BIGQUERY_GOOGLE_GEN_ACCESS_TOKEN_URL \ + "https://iamcredentials.googleapis.com/v1/projects/-/serviceAccounts/%s:generateAccessToken" + +struct flb_bigquery_oauth_credentials { + /* parsed credentials file */ + flb_sds_t type; + flb_sds_t project_id; + flb_sds_t private_key_id; + flb_sds_t private_key; + flb_sds_t client_email; + flb_sds_t client_id; + flb_sds_t auth_uri; + flb_sds_t token_uri; +}; + +struct flb_bigquery { + /* credentials */ + flb_sds_t credentials_file; + + struct flb_bigquery_oauth_credentials *oauth_credentials; + + /* Workload Identity Federation */ + int has_identity_federation; + flb_sds_t project_number; + flb_sds_t pool_id; + flb_sds_t provider_id; + flb_sds_t aws_region; + flb_sds_t google_service_account; + + /* AWS IMDS */ + struct flb_tls *aws_tls; + struct flb_aws_provider *aws_provider; + + /* AWS STS */ + flb_sds_t aws_sts_endpoint; + struct flb_tls *aws_sts_tls; + struct flb_upstream *aws_sts_upstream; + + /* Google STS API */ + struct flb_tls *google_sts_tls; + struct flb_upstream *google_sts_upstream; + + /* Google Service Account Credentials API */ + struct flb_tls *google_iam_tls; + struct flb_upstream *google_iam_upstream; + + /* Google OAuth access token for service account, that was exchanged for AWS credentials */ + flb_sds_t sa_token; + time_t sa_token_expiry; + + /* bigquery configuration */ + flb_sds_t project_id; + flb_sds_t dataset_id; + flb_sds_t table_id; + + int skip_invalid_rows; + int ignore_unknown_values; + + flb_sds_t uri; + + /* oauth2 context */ + struct flb_oauth2 *o; + + /* mutex for acquiring oauth tokens */ + pthread_mutex_t token_mutex; + + /* Upstream connection to the backend server */ + struct flb_upstream *u; + + /* Fluent Bit context */ + struct flb_config *config; + + /* Plugin output instance reference */ + struct flb_output_instance *ins; +}; + +#endif |