mirror of https://github.com/postgres/postgres
pg_verifybackup: Move some declarations to new pg_verifybackup.h
This is in preparation for adding a second source file to this directory. Amul Sul, reviewed by Sravan Kumar and revised a bit by me. Discussion: http://postgr.es/m/CAAJ_b95mcGjkfAf1qduOR97CokW8-_i-dWLm3v6x1w2-OW9M+A@mail.gmail.com
This commit is contained in:
Robert Haas
parent
af99d44a88
commit
aa2d6b15d6
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@ -18,12 +18,11 @@
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#include <sys/stat.h>
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#include <time.h>
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#include "common/controldata_utils.h"
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#include "common/hashfn_unstable.h"
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#include "common/logging.h"
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#include "common/parse_manifest.h"
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#include "fe_utils/simple_list.h"
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#include "getopt_long.h"
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#include "pg_verifybackup.h"
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#include "pgtime.h"
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/*
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@ -45,79 +44,6 @@
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*/
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#define READ_CHUNK_SIZE (128 * 1024)
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/*
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* Each file described by the manifest file is parsed to produce an object
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* like this.
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*/
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typedef struct manifest_file
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{
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uint32 status; /* hash status */
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const char *pathname;
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size_t size;
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pg_checksum_type checksum_type;
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int checksum_length;
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uint8 *checksum_payload;
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bool matched;
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bool bad;
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} manifest_file;
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#define should_verify_checksum(m) \
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(((m)->matched) && !((m)->bad) && (((m)->checksum_type) != CHECKSUM_TYPE_NONE))
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/*
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* Define a hash table which we can use to store information about the files
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* mentioned in the backup manifest.
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*/
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#define SH_PREFIX manifest_files
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#define SH_ELEMENT_TYPE manifest_file
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#define SH_KEY_TYPE const char *
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#define SH_KEY pathname
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#define SH_HASH_KEY(tb, key) hash_string(key)
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#define SH_EQUAL(tb, a, b) (strcmp(a, b) == 0)
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#define SH_SCOPE static inline
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#define SH_RAW_ALLOCATOR pg_malloc0
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#define SH_DECLARE
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#define SH_DEFINE
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#include "lib/simplehash.h"
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/*
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* Each WAL range described by the manifest file is parsed to produce an
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* object like this.
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*/
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typedef struct manifest_wal_range
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{
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TimeLineID tli;
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XLogRecPtr start_lsn;
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XLogRecPtr end_lsn;
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struct manifest_wal_range *next;
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struct manifest_wal_range *prev;
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} manifest_wal_range;
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/*
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* All the data parsed from a backup_manifest file.
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*/
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typedef struct manifest_data
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{
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int version;
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uint64 system_identifier;
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manifest_files_hash *files;
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manifest_wal_range *first_wal_range;
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manifest_wal_range *last_wal_range;
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} manifest_data;
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/*
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* All of the context information we need while checking a backup manifest.
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*/
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typedef struct verifier_context
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{
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manifest_data *manifest;
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char *backup_directory;
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SimpleStringList ignore_list;
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bool skip_checksums;
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bool exit_on_error;
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bool saw_any_error;
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} verifier_context;
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static manifest_data *parse_manifest_file(char *manifest_path);
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static void verifybackup_version_cb(JsonManifestParseContext *context,
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int manifest_version);
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@ -151,13 +77,6 @@ static void parse_required_wal(verifier_context *context,
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char *pg_waldump_path,
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char *wal_directory);
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static void report_backup_error(verifier_context *context,
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const char *pg_restrict fmt,...)
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pg_attribute_printf(2, 3);
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static void report_fatal_error(const char *pg_restrict fmt,...)
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pg_attribute_printf(1, 2) pg_attribute_noreturn();
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static bool should_ignore_relpath(verifier_context *context, const char *relpath);
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static void progress_report(bool finished);
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static void usage(void);
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@ -980,7 +899,7 @@ parse_required_wal(verifier_context *context, char *pg_waldump_path,
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* Update the context to indicate that we saw an error, and exit if the
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* context says we should.
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*/
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static void
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void
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report_backup_error(verifier_context *context, const char *pg_restrict fmt,...)
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{
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va_list ap;
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@ -997,7 +916,7 @@ report_backup_error(verifier_context *context, const char *pg_restrict fmt,...)
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/*
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* Report a fatal error and exit
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*/
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static void
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void
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report_fatal_error(const char *pg_restrict fmt,...)
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{
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va_list ap;
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@ -1016,7 +935,7 @@ report_fatal_error(const char *pg_restrict fmt,...)
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* Note that by "prefix" we mean a parent directory; for this purpose,
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* "aa/bb" is not a prefix of "aa/bbb", but it is a prefix of "aa/bb/cc".
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*/
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static bool
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bool
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should_ignore_relpath(verifier_context *context, const char *relpath)
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{
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SimpleStringListCell *cell;
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@ -0,0 +1,103 @@
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/*-------------------------------------------------------------------------
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*
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* pg_verifybackup.h
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* Verify a backup against a backup manifest.
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*
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* Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* src/bin/pg_verifybackup/pg_verifybackup.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PG_VERIFYBACKUP_H
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#define PG_VERIFYBACKUP_H
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#include "common/controldata_utils.h"
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#include "common/hashfn_unstable.h"
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#include "common/parse_manifest.h"
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#include "fe_utils/simple_list.h"
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/*
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* Each file described by the manifest file is parsed to produce an object
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* like this.
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*/
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typedef struct manifest_file
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{
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uint32 status; /* hash status */
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const char *pathname;
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size_t size;
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pg_checksum_type checksum_type;
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int checksum_length;
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uint8 *checksum_payload;
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bool matched;
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bool bad;
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} manifest_file;
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#define should_verify_checksum(m) \
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(((m)->matched) && !((m)->bad) && (((m)->checksum_type) != CHECKSUM_TYPE_NONE))
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/*
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* Define a hash table which we can use to store information about the files
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* mentioned in the backup manifest.
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*/
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#define SH_PREFIX manifest_files
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#define SH_ELEMENT_TYPE manifest_file
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#define SH_KEY_TYPE const char *
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#define SH_KEY pathname
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#define SH_HASH_KEY(tb, key) hash_string(key)
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#define SH_EQUAL(tb, a, b) (strcmp(a, b) == 0)
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#define SH_SCOPE static inline
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#define SH_RAW_ALLOCATOR pg_malloc0
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#define SH_DECLARE
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#define SH_DEFINE
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#include "lib/simplehash.h"
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/*
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* Each WAL range described by the manifest file is parsed to produce an
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* object like this.
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*/
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typedef struct manifest_wal_range
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{
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TimeLineID tli;
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XLogRecPtr start_lsn;
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XLogRecPtr end_lsn;
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struct manifest_wal_range *next;
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struct manifest_wal_range *prev;
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} manifest_wal_range;
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/*
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* All the data parsed from a backup_manifest file.
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*/
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typedef struct manifest_data
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{
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int version;
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uint64 system_identifier;
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manifest_files_hash *files;
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manifest_wal_range *first_wal_range;
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manifest_wal_range *last_wal_range;
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} manifest_data;
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/*
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* All of the context information we need while checking a backup manifest.
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*/
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typedef struct verifier_context
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{
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manifest_data *manifest;
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char *backup_directory;
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SimpleStringList ignore_list;
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bool skip_checksums;
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bool exit_on_error;
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bool saw_any_error;
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} verifier_context;
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extern void report_backup_error(verifier_context *context,
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const char *pg_restrict fmt,...)
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pg_attribute_printf(2, 3);
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extern void report_fatal_error(const char *pg_restrict fmt,...)
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pg_attribute_printf(1, 2) pg_attribute_noreturn();
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extern bool should_ignore_relpath(verifier_context *context,
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const char *relpath);
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#endif /* PG_VERIFYBACKUP_H */
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