105 lines
3.5 KiB
C++
105 lines
3.5 KiB
C++
/*
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Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef NDB_PROCESSINFO_HPP
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#define NDB_PROCESSINFO_HPP
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/* Forward Declarations */
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class ProcessInfoRep;
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/* Class ProcessInfo */
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class ProcessInfo {
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friend void getNameFromEnvironment();
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friend ProcessInfo * getOwnProcessInfo(Uint16);
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public:
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ProcessInfo();
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~ProcessInfo() {}
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static ProcessInfo * forNodeId(Uint16);
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static void release(ProcessInfo *);
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static bool isValidUri(const char *scheme, const char *path);
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bool isValid() const;
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void invalidate();
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void setUriPath(const char *);
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void setUriPath(Uint32 *signal_data);
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void setUriScheme(const char *);
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void setProcessName(const char *);
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void setHostAddress(const struct sockaddr *, socklen_t);
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void setHostAddress(const struct in_addr *);
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void setHostAddress(Uint32 *signal_data);
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void setHostAddress(const char *);
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void setPid();
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void setAngelPid(Uint32 pid);
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void setPort(Uint16);
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void setNodeId(Uint16);
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int getServiceUri(char * buffer, size_t length) const;
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const char * getUriPath() const { return uri_path; }
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const char * getUriScheme() const { return uri_scheme; }
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const char * getProcessName() const { return process_name; }
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const char * getHostAddress() const { return host_address; }
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int getPid() const;
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int getAngelPid() const { return angel_process_id; }
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int getPort() const { return application_port; }
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int getNodeId() const { return node_id; }
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STATIC_CONST( UriPathLength = 128 );
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STATIC_CONST( UriPathLengthInWords = 32 );
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STATIC_CONST( UriSchemeLength = 16);
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STATIC_CONST( ProcessNameLength = 48 );
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STATIC_CONST( AddressStringLength = 48 ); // Long enough for IPv6
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STATIC_CONST( AddressStringLengthInWords = 12);
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/* Interface for ClusterManager to create signal */
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void buildProcessInfoReport(ProcessInfoRep *);
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/* Interface for Qmgr to build ProcessInfo for remote node
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from received signal */
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void initializeFromProcessInfoRep(ProcessInfoRep *);
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private: /* Data Members */
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char uri_path[UriPathLength];
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char host_address[AddressStringLength];
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char process_name[ProcessNameLength];
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char uri_scheme[UriSchemeLength];
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Uint32 node_id;
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Uint32 process_id;
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Uint32 angel_process_id;
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Uint32 application_port;
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}; // 256 bytes per node
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inline bool ProcessInfo::isValid() const {
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return process_id;
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}
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#endif
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