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boinc/db/db.h

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// The contents of this file are subject to the Mozilla Public License
// Version 1.0 (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.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is the Berkeley Open Infrastructure for Network Computing.
//
// The Initial Developer of the Original Code is the SETI@home project.
// Portions created by the SETI@home project are Copyright (C) 2002
// University of California at Berkeley. All Rights Reserved.
//
// Contributor(s):
//
#ifndef _DB_
#define _DB_
// Structures corresponding to database records.
// Some of these types have counterparts in client/types.h,
// but don't be deceived - client and server have different variants.
// The parse and write functions are for use in scheduler RPC.
// They don't necessarily serialize the entire records.
#include <stdio.h>
// Maximum allowed size for SQL based blobs (Binary Large Object)
#define MAX_BLOB_SIZE 4096
struct PROJECT {
int id;
char name[256];
};
// A compilation target, i.e. a architecture/OS combination.
// Currently the core client will be given only applications
// that match its platform exactly.
// This could be generatlized to allow, say, an app compiled
// for AMD to be run on a "generic Intel x86" core client.
// In this case we'd need a 1 to N mapping from APP_VERSION to PLATFORM
//
struct PLATFORM {
int id;
unsigned int create_time;
char name[256]; // i.e. "sparc-sun-solaris2.7"
};
// An application.
// The core client is viewed as an application; its name is "core_client".
//
struct APP {
int id;
unsigned int create_time;
char name[256]; // application name, preferably short
int min_version; // don't use app versions before this
int write(FILE*);
};
// A version of an application.
//
struct APP_VERSION {
int id;
unsigned int create_time;
int appid;
int version_num;
int platformid;
char xml_doc[MAX_BLOB_SIZE];
// describes app files. format:
// <file_info>...</file_info>
// ...
// <file_assocs>
// <io_file_desc>...</io_file_desc>
// ...
// </file_assocs>
//
// The following defined for apps other than core client.
// They let you handle backwards-incompatible changes to
// the core client / app interface
//
int min_core_version; // min core version this will run with
int max_core_version; // if <>0, max core version this will run with
// the following defined for core client
//
char message[256]; // if we get a request from this version,
// send this message
bool deprecated; // if we get a request from this version,
// don't send it any work.
int write(FILE*, APP&);
};
struct USER {
int id;
unsigned int create_time;
char email_addr[256];
char name[256];
char web_password[256]; // optional
char authenticator[256];
char country[256];
char postal_code[256];
double total_credit;
double expavg_credit; // credit per second, recent average
double expavg_time; // when the above was computed
char global_prefs[MAX_BLOB_SIZE]; // global preferences
// within <global_preferences> tag
char project_prefs[MAX_BLOB_SIZE];
// within <project_preferences> tag
int teamid; // if user is part of a team
};
#define TEAM_TYPE_COMPANY_SMALL 1
#define TEAM_TYPE_COMPANY_MEDIUM 2
#define TEAM_TYPE_COMPANY_LARGE 3
#define TEAM_TYPE_CLUB 4
#define TEAM_TYPE_PRIMARY 5
#define TEAM_TYPE_SECONDARY 6
#define TEAM_TYPE_UNIVERSITY 7
#define TEAM_TYPE_JUNIOR_COLLEGE 8
#define TEAM_TYPE_GOVERNMENT 9
struct TEAM {
int id;
int userid; // User ID of team founder
char name[256];
char name_lc[256]; // Team name in lowercase (used for searching)
char url[256];
int type; // Team type (see above)
char name_html[256];
char description[256];
int nusers;
};
struct HOST {
int id;
unsigned int create_time;
int userid; // ID of user running this host
int rpc_seqno; // last seqno received from client
unsigned int rpc_time; // time of last scheduler RPC
double total_credit;
double expavg_credit; // credit per second, recent average
double expavg_time; // last time the above was updated
// all remaining items are assigned by the client
int timezone;
char domain_name[256];
char serialnum[256];
char last_ip_addr[256];
int nsame_ip_addr;
double on_frac; // Fraction of the time (0-1) that the host is on
double connected_frac; // Fraction of time that host is connected
double active_frac; // Fraction of time that host is enabled to work
int p_ncpus; // Number of CPUs on host
char p_vendor[256]; // Vendor name of CPU
char p_model[256]; // Model of CPU
double p_fpops; // measured floating point ops/sec of CPU
double p_iops; // measured integer ops/sec of CPU
double p_membw; // measured memory bandwidth (bytes/sec) of CPU
double p_calculated; // when the above were calculated
char os_name[256]; // Name of operating system
char os_version[256]; // Version of operating system
double m_nbytes; // Size of memory in bytes
double m_cache; // Size of CPU cache in bytes (L1 or L2?)
double m_swap; // Size of swap space in bytes
double d_total; // Total disk space
double d_free;
double n_bwup; // Average upload bandwidth
double n_bwdown; // Average download bandwidth
// The following is derived (by server) from other fields
double credit_per_cpu_sec;
int parse(FILE*);
int parse_time_stats(FILE*);
int parse_net_stats(FILE*);
};
#define WU_STATE_SEND_FAIL 1
// failed to send results for this WU
#define WU_STATE_TOO_MANY_ERRORS 2
// too many errors; may have bug
#define WU_STATE_TOO_MANY_DONE 3
// too many results without consensus; may be nondeterministic
struct WORKUNIT {
int id;
unsigned int create_time;
int appid; // associated app
char name[256];
char xml_doc[MAX_BLOB_SIZE];
int batch;
double rsc_fpops; // estimated # of FP operations
double rsc_iops; // estimated # of integer operations
double rsc_memory; // estimated size of RAM working set (bytes)
double rsc_disk; // estimated amount of disk needed (bytes)
bool need_validate; // this WU has at least 1 result in
// VALIDATE_STATE_NEED_CHECK state
int canonical_resultid; // ID of canonical result, or zero
double canonical_credit; // credit that all correct results get
double retry_check_time; // when to check for result retry
int state; // see values above
int delay_bound; // determines result deadline, retry check time
// the following not used in the DB
char app_name[256];
};
#define RESULT_STATE_INACTIVE 1
#define RESULT_STATE_UNSENT 2
#define RESULT_STATE_IN_PROGRESS 3
#define RESULT_STATE_DONE 4
#define RESULT_STATE_TIMEOUT 5
#define RESULT_STATE_ERROR 6
#define VALIDATE_STATE_INITIAL 0
#define VALIDATE_STATE_NEED_CHECK 1
#define VALIDATE_STATE_VALID 2
#define VALIDATE_STATE_INVALID 3
struct RESULT {
int id;
unsigned int create_time;
int workunitid;
int state; // state (see above)
int hostid; // host processing this result
unsigned int report_deadline; // deadline for receiving result
unsigned int sent_time; // when result was sent to host
unsigned int received_time; // when result was received from host
char name[256];
int exit_status;
double cpu_time; // CPU time used to complete result
char xml_doc_in[MAX_BLOB_SIZE]; // descriptions of output files
char xml_doc_out[MAX_BLOB_SIZE]; // MD5s of output files
char stderr_out[MAX_BLOB_SIZE]; // stderr output, if any
int batch;
int project_state;
int validate_state;
double claimed_credit; // CPU time times host credit/sec
double granted_credit; // == canonical credit of WU
// the following not used in the DB
char wu_name[256];
int parse_from_client(FILE*);
};
extern int db_open(char* dbname, char* passwd);
extern int db_close();
extern void db_print_error(char*);
extern int db_insert_id();
extern int db_project_new(PROJECT& p);
extern int db_project_enum(PROJECT& p);
extern int db_platform_new(PLATFORM& p);
extern int db_platform_enum(PLATFORM& p);
extern int db_platform_lookup_name(PLATFORM&);
extern int db_app_new(APP&);
extern int db_app(int, APP&);
extern int db_app_enum(APP&);
extern int db_app_update(APP&);
extern int db_app_lookup_name(APP&);
extern int db_app_version_new(APP_VERSION&);
extern int db_app_version_lookup(
int appid, int platformid, int version, APP_VERSION&
);
extern int db_app_version_enum(APP_VERSION&);
extern int db_user_new(USER&);
extern int db_user(int, USER&);
extern int db_user_update(USER&);
extern int db_user_lookup_auth(USER&);
extern int db_user_lookup_email_addr(USER&);
extern int db_team(int, TEAM&);
extern int db_team_new(TEAM&);
extern int db_team_update(TEAM&);
extern int db_team_lookup_name(TEAM&);
extern int db_team_lookup_name_lc(TEAM&);
extern int db_team_enum(TEAM&);
extern int db_host_new(HOST& p);
extern int db_host(int, HOST&);
extern int db_host_update(HOST&);
extern int db_workunit_new(WORKUNIT& p);
extern int db_workunit(int id, WORKUNIT&);
extern int db_workunit_update(WORKUNIT& p);
extern int db_workunit_lookup_name(WORKUNIT&);
extern int db_workunit_enum_app_need_validate(WORKUNIT&);
extern int db_workunit_enum_retry_check_time(WORKUNIT&);
extern int db_result_new(RESULT& p);
extern int db_result(int id, RESULT&);
extern int db_result_update(RESULT& p);
extern int db_result_lookup_name(RESULT& p);
extern int db_result_enum_state(RESULT&, int);
extern int db_result_enum_wuid(RESULT&);
extern int db_result_count_state(int state, int&);
#endif
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