cvmfs_cache_null.cc File Reference

#include <alloca.h>
#include <fcntl.h>
#include <inttypes.h>
#include <stdint.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
#include <cassert>
#include <cstdio>
#include <cstring>
#include <ctime>
#include <map>
#include <string>
#include <vector>
#include "libcvmfs_cache.h"

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Classes
struct	Object
struct	TxnInfo
struct	Listing
struct	ComparableHash

Macros
#define	__STDC_FORMAT_MACROS

Functions
static int	null_chrefcnt (struct cvmcache_hash *id, int32_t change_by)
static int	null_obj_info (struct cvmcache_hash *id, struct cvmcache_object_info *info)
static int	null_pread (struct cvmcache_hash *id, uint64_t offset, uint32_t *size, unsigned char *buffer)
static int	null_start_txn (struct cvmcache_hash *id, uint64_t txn_id, struct cvmcache_object_info *info)
static int	null_write_txn (uint64_t txn_id, unsigned char *buffer, uint32_t size)
static int	null_commit_txn (uint64_t txn_id)
static int	null_abort_txn (uint64_t txn_id)
static int	null_info (struct cvmcache_info *info)
static int	null_shrink (uint64_t shrink_to, uint64_t *used)
static int	null_listing_begin (uint64_t lst_id, enum cvmcache_object_type type)
static int	null_listing_next (int64_t listing_id, struct cvmcache_object_info *item)
static int	null_listing_end (int64_t listing_id)
static int	null_breadcrumb_store (const char *fqrn, const cvmcache_breadcrumb *breadcrumb)
static int	null_breadcrumb_load (const char *fqrn, cvmcache_breadcrumb *breadcrumb)
static void	Usage (const char *progname)
int	main (int argc, char **argv)

Variables
map< uint64_t, TxnInfo >	transactions
map< ComparableHash, Object >	storage
map< uint64_t, Listing >	listings
map< std::string, cvmcache_breadcrumb >	breadcrumbs
struct cvmcache_context *	ctx

Macro Definition Documentation

#define __STDC_FORMAT_MACROS

This file is part of the CernVM File System.

A demo external cache plugin. All data is stored in std::string. Feature- complete but quite inefficient.

Definition at line 8 of file cvmfs_cache_null.cc.

Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 294 of file cvmfs_cache_null.cc.

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static int null_abort_txn ( uint64_t  txn_id )

static

Definition at line 154 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_breadcrumb_load ( const char *  fqrn, cvmcache_breadcrumb *  breadcrumb  )

static

Definition at line 277 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_breadcrumb_store ( const char *  fqrn, const cvmcache_breadcrumb *  breadcrumb  )

static

Definition at line 269 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_chrefcnt ( struct cvmcache_hash *  id, int32_t  change_by  )

static

Definition at line 67 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_commit_txn ( uint64_t  txn_id )

static

Definition at line 146 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_info ( struct cvmcache_info *  info )

static

Definition at line 159 of file cvmfs_cache_null.cc.

Referenced by main(), and null_shrink().

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static int null_listing_begin ( uint64_t  lst_id, enum cvmcache_object_type  type  )

static

Definition at line 220 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_listing_end ( int64_t  listing_id )

static

Definition at line 263 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_listing_next ( int64_t  listing_id, struct cvmcache_object_info *  item  )

static

Definition at line 236 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_obj_info ( struct cvmcache_hash *  id, struct cvmcache_object_info *  info  )

static

Definition at line 81 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_pread ( struct cvmcache_hash *  id, uint64_t  offset, uint32_t *  size, unsigned char *  buffer  )

static

Definition at line 98 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_shrink ( uint64_t  shrink_to, uint64_t *  used  )

static

Definition at line 173 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_start_txn ( struct cvmcache_hash *  id, uint64_t  txn_id, struct cvmcache_object_info *  info  )

static

Definition at line 115 of file cvmfs_cache_null.cc.

Referenced by main().

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static int null_write_txn ( uint64_t  txn_id, unsigned char *  buffer, uint32_t  size  )

static

Definition at line 134 of file cvmfs_cache_null.cc.

Referenced by main().

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static void Usage ( const char *  progname )

static

Definition at line 289 of file cvmfs_cache_null.cc.

Referenced by main().

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Variable Documentation

map<std::string, cvmcache_breadcrumb> breadcrumbs

Definition at line 63 of file cvmfs_cache_null.cc.

Referenced by null_breadcrumb_load(), and null_breadcrumb_store().

struct cvmcache_context* ctx

Definition at line 65 of file cvmfs_cache_null.cc.

Referenced by AuthzAttachment::CallbackSslCtx(), PluginRamCache::CheckHighPinWatermark(), LibContext::Create(), cvmcache_wait_for(), cvmfs_attach_repo(), cvmfs_attach_repo_v2(), cvmfs_detach_repo(), cipher::CipherAes256Cbc::DoDecrypt(), cipher::CipherAes256Cbc::DoEncrypt(), cvmfs::Fetcher::Fetch(), FileChunkReflist::HashChunkList(), libcvmfs_finalize(), libcvmfs_initialize(), main(), catalog::Catalog::NormalizePath(), posix_finalize(), RunGarbageCollection(), shash::Sha256File(), signature::SignatureManager::Sign(), StreamingCacheManager::Stream(), swissknife::CatalogTraversal< ObjectFetcherT >::Traverse(), swissknife::CatalogTraversal< ObjectFetcherT >::TraverseRevision(), upload::SessionContext::UploadLoop(), signature::SignatureManager::Verify(), and ClientCtxGuard::~ClientCtxGuard().

map<uint64_t, Listing> listings

Definition at line 62 of file cvmfs_cache_null.cc.

Referenced by null_listing_begin(), null_listing_end(), and null_listing_next().

map<ComparableHash, Object> storage

Definition at line 61 of file cvmfs_cache_null.cc.

Referenced by null_chrefcnt(), null_commit_txn(), null_info(), null_listing_begin(), null_obj_info(), null_pread(), and null_shrink().

map<uint64_t, TxnInfo> transactions

Definition at line 60 of file cvmfs_cache_null.cc.

Referenced by null_abort_txn(), null_commit_txn(), null_start_txn(), and null_write_txn().