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NCBI C++ ToolKit: src/app/grid/grid_cli/nc_cmds.cpp Source File

41  GetRWConfig

().

Set

(

"netcache_api"

,

"enable_mirroring"

,

"true"

);

46  bool

require_version,

bool

require_service)

53  "options are required in icache mode."

);

60  if

(require_service) {

62  "option is required when ID is not provided."

);

68  if

(

key

.GetVersion() != 3) {

80  if

(

key

.GetVersion() != 3) {

86  "must be a host:port server address."

);

105  "option is required in icache mode."

);

123  "must be explicitly specified."

);

131  CTime

generation_time;

133

generation_time.

SetTimeT

((time_t)

key

.GetCreationTime());

135  if

(

key

.GetVersion() != 3)

136

printf(

"server_address: %s:%hu\n"

,

139

printf(

"server_address_crc32: 0x%08X\n"

,

key

.GetHostPortCRC32());

141

printf(

"id: %u\nkey_generation_time: %s\nrandom: %u\n"

,

143

generation_time.

AsString

().c_str(),

144

(

unsigned

)

key

.GetRandomPart());

146  string

service(

key

.GetServiceName());

148  if

(!service.empty())

149

printf(

"service_name: %s\n"

, service.c_str());

153  const string

&

value

)

177  bool

icache_mode,

bool

require_version)

182  "Too many positional parameters."

);

189

vector<string> key_parts;

192  if

(key_parts.size() != 3) {

194  "Invalid ICache key specification \""

<<

key

<<

"\" (" 195  "expected a comma-separated key,version,subkey triplet)."

);

197  key

= key_parts.front();

199  subkey

= key_parts.back();

204

}

else if

(require_version) {

206  "blob version parameter is missing"

);

242  if

(

output

.ReadLine(line)) {

244

printf(

"%s\n"

, line.c_str());

245  while

(

output

.ReadLine(line))

246

printf(

"%s\n"

, line.c_str());

254

printf(

"Size: %lu\n"

, (

unsigned long

)

267

printf(

"Size: %lu\n"

, (

unsigned long

) blob_size);

281

unique_ptr<IReader> reader;

284  size_t

blob_size = 0;

285  switch

(reader_select) {

322  switch

(reader_select) {

375  "current"

:

"expired"

) <<

NcbiEndl

;

379  "Cannot find the requested blob"

);

386  while

((read_result = reader->Read(

buffer

,

391  ERR_POST

(

"Error while sending data to the output stream"

);

402

unique_ptr<IEmbeddedStreamWriter> writer;

458  size_t

bytes_written;

474  if

(writer->Write(

buffer

, bytes_read, &bytes_written) !=

Pool of recycled CCompoundID objects.

CCompoundIDPool m_CompoundIDPool

bool IsOptionSet(int option) const

struct CGridCommandLineInterfaceApp::SOptions m_Opts

CNetICacheClient m_NetICacheClient

CNetScheduleAPIExt m_NetScheduleAPI

@ eAdminCmdWithSideEffects

void PrintServerAddress(CNetServer server)

enum CGridCommandLineInterfaceApp::EAPIClass m_APIClass

bool IsOptionExplicitlySet(int option) const

void SetUp_NetCacheAdminCmd(EAdminCmdSeverity cmd_severity)

CNetCacheAdmin m_NetCacheAdmin

CNetCacheAPI m_NetCacheAPI

static void PrintBlobMeta(const CNetCacheKey &key)

Client API for NetCache server.

NetCache internal exception.

Client to NetCache server (implements ICache interface)

void StickToServer(SSocketAddress address)

string GetServerAddress() const

bool IsLoadBalanced() const

CNetServerPool GetServerPool()

EBlobVersionValidity

BLOB version existence and validity – from the point of view of the underlying cache implementation.

@ eCurrent

The returned BLOB's version is considered valid.

@ eValid

Synonym for eCurrent.

@ fBestReliability

Usually, it's not a problem if something fails to get cached sometimes.

static SQLCHAR output[256]

Declarations of command line interface arguments and handlers.

CNcbiRegistry & GetRWConfig(void)

Get the application's cached configuration parameters, accessible for read-write for an application's...

#define ERR_POST(message)

Error posting with file, line number information but without error codes.

#define NCBI_USER_THROW(message)

Throw a quick-and-dirty runtime exception of type 'CException' with the given error message and error...

TErrCode GetErrCode(void) const

Get error code.

#define NCBI_THROW(exception_class, err_code, message)

Generic macro to throw an exception, given the exception class, error code and message string.

#define NCBI_THROW_FMT(exception_class, err_code, message)

The same as NCBI_THROW but with message processed as output to ostream.

#define nc_blob_password

Blob password.

#define nc_server_last_used

Pointer to a variable for saving the CNetServer that was last used.

#define nc_try_all_servers

Whether to run a request through all NetCache servers in the ICache service in an attempt to find the...

#define nc_server_check

For blob readers: whether to check if the primary server that stores the blob is still in service.

#define nc_caching_mode

Caching mode.

#define nc_use_compound_id

Whether to return NetCache keys in CompoundID format.

#define nc_blob_ttl

Blob life span in seconds.

IReader * GetPartReader(const string &key, size_t offset, size_t part_size, size_t *blob_size=NULL, const CNamedParameterList *optional=NULL)

Get a pointer to the IReader interface to read a portion of the blob contents.

IReader * GetReadStream(const string &key, int version, const string &subkey, size_t *blob_size_ptr, const CNamedParameterList *optional=NULL)

Read a lengthy blob via the IReader interface.

void RemoveBlob(const string &key, int version, const string &subkey, const CNamedParameterList *optional=NULL)

CNetServerMultilineCmdOutput GetBlobInfo(const string &key, int version, const string &subkey, const CNamedParameterList *optional=NULL)

Return a CNetServerMultilineCmdOutput object for reading meta information about the specified blob.

size_t GetBlobSize(const string &blob_id, const CNamedParameterList *optional=NULL)

Returns the size of the BLOB identified by the "key" parameter.

void Remove(const string &blob_id, const CNamedParameterList *optional=NULL)

Remove BLOB by key.

IReader * GetReadStreamPart(const string &key, int version, const string &subkey, size_t offset, size_t part_size, size_t *blob_size_ptr, const CNamedParameterList *optional=NULL)

Read data from the specified blob.

CNetServerMultilineCmdOutput GetBlobInfo(const string &blob_id, const CNamedParameterList *optional=NULL)

Return a CNetServerMultilineCmdOutput object for reading meta information about the specified blob.

string PutData(const void *buf, size_t size, const CNamedParameterList *optional=NULL)

Put BLOB to server.

size_t GetBlobSize(const string &key, int version, const string &subkey, const CNamedParameterList *optional=NULL)

Returns the size of the BLOB identified by the "key", "version", and "subkey" parameters.

IEmbeddedStreamWriter * GetNetCacheWriter(const string &key, int version, const string &subkey, const CNamedParameterList *optional=NULL)

Create or update the specified blob.

void SetDefaultParameters(const CNamedParameterList *parameters)

Override defaults used by this object.

IReader * GetReader(const string &key, size_t *blob_size=NULL, const CNamedParameterList *optional=NULL)

Get a pointer to the IReader interface to read blob contents.

virtual void SetFlags(TFlags flags)

Pass flags to the underlying storage.

void Purge(const string &cache_name)

Remove all blobs from an ICache database.

CNetCacheAdmin GetAdmin()

@ eServerError

Blob is not found.

bool Set(const string &section, const string &name, const string &value, TFlags flags=0, const string &comment=kEmptyStr)

Set the configuration parameter value.

ERW_Result

Result codes for I/O operations.

@ eRW_Eof

End of data, should be considered permanent.

@ eRW_Success

Everything is okay, I/O completed.

static int StringToInt(const CTempString str, TStringToNumFlags flags=0, int base=10)

Convert string to int.

static list< string > & Split(const CTempString str, const CTempString delim, list< string > &arr, TSplitFlags flags=0, vector< SIZE_TYPE > *token_pos=NULL)

Split a string using specified delimiters.

static bool MatchesMask(CTempString str, CTempString mask, ECase use_case=eCase)

Match "str" against the "mask".

static bool StartsWith(const CTempString str, const CTempString start, ECase use_case=eCase)

Check if a string starts with a specified prefix value.

string AsString(const CTimeFormat &format=kEmptyStr, TSeconds out_tz=eCurrentTimeZone) const

Transform time to string.

CTime & SetTimeT(const time_t t)

Set time using time_t time value.

string g_NetService_TryResolveHost(const string &ip_or_hostname)

const string version

version string

const struct ncbi::grid::netcache::search::fields::KEY key

const struct ncbi::grid::netcache::search::fields::SUBKEY subkey

const GenericPointer< typename T::ValueType > T2 value

bool AddPart(const string &part)

void Parse(bool icache_mode, bool require_version)

struct CGridCommandLineInterfaceApp::SOptions::SNCID ncid

Meaningful information encoded in the NetCache key.

static SSocketAddress Parse(const string &address, SHost::EName name=SHost::EName::eResolved)


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