diff options
Diffstat (limited to 'fluent-bit/plugins/in_tail/tail_config.h')
| -rw-r--r-- | fluent-bit/plugins/in_tail/tail_config.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/fluent-bit/plugins/in_tail/tail_config.h b/fluent-bit/plugins/in_tail/tail_config.h new file mode 100644 index 000000000..dcfa54e02 --- /dev/null +++ b/fluent-bit/plugins/in_tail/tail_config.h @@ -0,0 +1,168 @@ +/* -*- 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_TAIL_CONFIG_H +#define FLB_TAIL_CONFIG_H + +#include <fluent-bit/flb_info.h> +#include <fluent-bit/flb_input.h> +#include <fluent-bit/flb_parser.h> +#include <fluent-bit/flb_macros.h> +#include <fluent-bit/flb_sqldb.h> +#include <fluent-bit/flb_metrics.h> +#include <fluent-bit/flb_log_event.h> +#ifdef FLB_HAVE_REGEX +#include <fluent-bit/flb_regex.h> +#endif +#ifdef FLB_HAVE_PARSER +#include <fluent-bit/multiline/flb_ml.h> +#endif + +#include <xxhash.h> + +/* Metrics */ +#ifdef FLB_HAVE_METRICS +#define FLB_TAIL_METRIC_F_OPENED 100 /* number of opened files */ +#define FLB_TAIL_METRIC_F_CLOSED 101 /* number of closed files */ +#define FLB_TAIL_METRIC_F_ROTATED 102 /* number of rotated files */ +#endif + +struct flb_tail_config { + int fd_notify; /* inotify fd */ + flb_pipefd_t ch_manager[2]; /* pipe: channel manager */ + flb_pipefd_t ch_pending[2]; /* pipe: pending events */ + int ch_reads; /* count number if signal reads */ + int ch_writes; /* count number of signal writes */ + + /* Buffer Config */ + size_t buf_chunk_size; /* allocation chunks */ + size_t buf_max_size; /* max size of a buffer */ + + /* Static files processor */ + size_t static_batch_size; + + /* Event files processor */ + size_t event_batch_size; + + /* Collectors */ + int coll_fd_static; + int coll_fd_scan; + int coll_fd_watcher; + int coll_fd_rotated; + int coll_fd_pending; + int coll_fd_inactive; + int coll_fd_dmode_flush; + int coll_fd_mult_flush; + int coll_fd_progress_check; + + /* Backend collectors */ + int coll_fd_fs1; /* used by fs_inotify & fs_stat */ + int coll_fd_fs2; /* only used by fs_stat */ + + /* Configuration */ + int dynamic_tag; /* dynamic tag ? e.g: abc.* */ +#ifdef FLB_HAVE_REGEX + struct flb_regex *tag_regex;/* path to tag regex */ +#endif + int refresh_interval_sec; /* seconds to re-scan */ + long refresh_interval_nsec;/* nanoseconds to re-scan */ + int read_from_head; /* read new files from head */ + int rotate_wait; /* sec to wait on rotated files */ + int watcher_interval; /* watcher interval */ + int ignore_older; /* ignore fields older than X seconds */ + time_t last_pending; /* last time a 'pending signal' was emitted' */ + struct mk_list *path_list; /* list of paths to scan (glob) */ + flb_sds_t path_key; /* key name of file path */ + flb_sds_t key; /* key for unstructured record */ + int skip_long_lines; /* skip long lines */ + int skip_empty_lines; /* skip empty lines (off) */ + int exit_on_eof; /* exit fluent-bit on EOF, test */ + + int progress_check_interval; /* watcher interval */ + int progress_check_interval_nsec; /* watcher interval */ + +#ifdef FLB_HAVE_INOTIFY + int inotify_watcher; /* enable/disable inotify monitor */ +#endif + flb_sds_t offset_key; /* key name of file offset */ + + /* Database */ +#ifdef FLB_HAVE_SQLDB + struct flb_sqldb *db; + int db_sync; + int db_locking; + flb_sds_t db_journal_mode; + sqlite3_stmt *stmt_get_file; + sqlite3_stmt *stmt_insert_file; + sqlite3_stmt *stmt_delete_file; + sqlite3_stmt *stmt_rotate_file; + sqlite3_stmt *stmt_offset; +#endif + + /* Parser / Format */ + struct flb_parser *parser; + + /* Multiline */ + int multiline; /* multiline enabled ? */ + int multiline_flush; /* multiline flush/wait */ + struct flb_parser *mult_parser_firstline; + struct mk_list mult_parsers; + + /* Docker mode */ + int docker_mode; /* Docker mode enabled ? */ + int docker_mode_flush; /* Docker mode flush/wait */ + struct flb_parser *docker_mode_parser; /* Parser for separate multiline logs */ + + /* Multiline core engine */ + struct flb_ml *ml_ctx; + struct mk_list *multiline_parsers; + + uint64_t files_static_count; /* number of items in the static file list */ + struct mk_list files_static; + struct mk_list files_event; + + /* List of rotated files that needs to be removed after 'rotate_wait' */ + struct mk_list files_rotated; + + /* List of shell patterns used to exclude certain file names */ + struct mk_list *exclude_list; + + /* Plugin input instance */ + struct flb_input_instance *ins; + + struct flb_log_event_encoder log_event_encoder; + struct flb_log_event_decoder log_event_decoder; + + /* Metrics */ + struct cmt_counter *cmt_files_opened; + struct cmt_counter *cmt_files_closed; + struct cmt_counter *cmt_files_rotated; + + /* Hash: hash tables for quick acess to registered files */ + struct flb_hash_table *static_hash; + struct flb_hash_table *event_hash; + + struct flb_config *config; +}; + +struct flb_tail_config *flb_tail_config_create(struct flb_input_instance *ins, + struct flb_config *config); +int flb_tail_config_destroy(struct flb_tail_config *config); + +#endif |