kurtis.heimerl | 8fd86a5 | 2012-12-16 06:23:29 +0000 | [diff] [blame] | 1 | /**@file Module for performance-reporting mechanisms. */ |
| 2 | /* |
| 3 | * Copyright 2012 Range Networks, Inc. |
| 4 | * |
| 5 | * This software is distributed under the terms of the GNU Affero Public License. |
| 6 | * See the COPYING file in the main directory for details. |
| 7 | * |
| 8 | * This use of this software may be subject to additional restrictions. |
| 9 | * See the LEGAL file in the main directory for details. |
| 10 | |
| 11 | This program is free software: you can redistribute it and/or modify |
| 12 | it under the terms of the GNU Affero General Public License as published by |
| 13 | the Free Software Foundation, either version 3 of the License, or |
| 14 | (at your option) any later version. |
| 15 | |
| 16 | This program is distributed in the hope that it will be useful, |
| 17 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | GNU Affero General Public License for more details. |
| 20 | |
| 21 | You should have received a copy of the GNU Affero General Public License |
| 22 | along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 23 | |
| 24 | */ |
| 25 | |
| 26 | #include "Reporting.h" |
| 27 | #include "Logger.h" |
| 28 | #include <stdio.h> |
| 29 | #include <string.h> |
| 30 | |
| 31 | static const char* createReportingTable = { |
| 32 | "CREATE TABLE IF NOT EXISTS REPORTING (" |
| 33 | "NAME TEXT UNIQUE NOT NULL, " |
| 34 | "VALUE INTEGER DEFAULT 0, " |
| 35 | "CLEAREDTIME INTEGER NOT NULL, " |
| 36 | "UPDATETIME INTEGER DEFAULT 0 " |
| 37 | ")" |
| 38 | }; |
| 39 | |
| 40 | |
| 41 | ReportingTable::ReportingTable(const char* filename) |
| 42 | { |
| 43 | gLogEarly(LOG_INFO | mFacility, "opening reporting table from path %s", filename); |
| 44 | // Connect to the database. |
| 45 | int rc = sqlite3_open(filename,&mDB); |
| 46 | if (rc) { |
| 47 | gLogEarly(LOG_EMERG | mFacility, "cannot open reporting database at %s, error message: %s", filename, sqlite3_errmsg(mDB)); |
| 48 | sqlite3_close(mDB); |
| 49 | mDB = NULL; |
| 50 | return; |
| 51 | } |
| 52 | // Create the table, if needed. |
| 53 | if (!sqlite3_command(mDB,createReportingTable)) { |
| 54 | gLogEarly(LOG_EMERG | mFacility, "cannot create reporting table in database at %s, error message: %s", filename, sqlite3_errmsg(mDB)); |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | |
| 59 | bool ReportingTable::create(const char* paramName) |
| 60 | { |
| 61 | char cmd[200]; |
| 62 | sprintf(cmd,"INSERT OR IGNORE INTO REPORTING (NAME,CLEAREDTIME) VALUES (\"%s\",%ld)", paramName, time(NULL)); |
| 63 | if (!sqlite3_command(mDB,cmd)) { |
| 64 | gLogEarly(LOG_CRIT|mFacility, "cannot create reporting parameter %s, error message: %s", paramName, sqlite3_errmsg(mDB)); |
| 65 | return false; |
| 66 | } |
| 67 | return true; |
| 68 | } |
| 69 | |
| 70 | |
| 71 | |
| 72 | bool ReportingTable::incr(const char* paramName) |
| 73 | { |
| 74 | char cmd[200]; |
| 75 | sprintf(cmd,"UPDATE REPORTING SET VALUE=VALUE+1, UPDATETIME=%ld WHERE NAME=\"%s\"", time(NULL), paramName); |
| 76 | if (!sqlite3_command(mDB,cmd)) { |
| 77 | gLogEarly(LOG_CRIT|mFacility, "cannot increment reporting parameter %s, error message: %s", paramName, sqlite3_errmsg(mDB)); |
| 78 | return false; |
| 79 | } |
| 80 | return true; |
| 81 | } |
| 82 | |
| 83 | |
| 84 | |
| 85 | bool ReportingTable::max(const char* paramName, unsigned newVal) |
| 86 | { |
| 87 | char cmd[200]; |
| 88 | sprintf(cmd,"UPDATE REPORTING SET VALUE=MAX(VALUE,%u), UPDATETIME=%ld WHERE NAME=\"%s\"", newVal, time(NULL), paramName); |
| 89 | if (!sqlite3_command(mDB,cmd)) { |
| 90 | gLogEarly(LOG_CRIT|mFacility, "cannot maximize reporting parameter %s, error message: %s", paramName, sqlite3_errmsg(mDB)); |
| 91 | return false; |
| 92 | } |
| 93 | return true; |
| 94 | } |
| 95 | |
| 96 | |
| 97 | bool ReportingTable::clear(const char* paramName) |
| 98 | { |
| 99 | char cmd[200]; |
| 100 | sprintf(cmd,"UPDATE REPORTING SET VALUE=0, UPDATETIME=0, CLEAREDTIME=%ld WHERE NAME=\"%s\"", time(NULL), paramName); |
| 101 | if (!sqlite3_command(mDB,cmd)) { |
| 102 | gLogEarly(LOG_CRIT|mFacility, "cannot clear reporting parameter %s, error message: %s", paramName, sqlite3_errmsg(mDB)); |
| 103 | return false; |
| 104 | } |
| 105 | return true; |
| 106 | } |
| 107 | |
| 108 | |
| 109 | bool ReportingTable::create(const char* baseName, unsigned minIndex, unsigned maxIndex) |
| 110 | { |
| 111 | size_t sz = strlen(baseName); |
| 112 | for (unsigned i = minIndex; i<=maxIndex; i++) { |
| 113 | char name[sz+10]; |
| 114 | sprintf(name,"%s.%u",baseName,i); |
| 115 | if (!create(name)) return false; |
| 116 | } |
| 117 | return true; |
| 118 | } |
| 119 | |
| 120 | bool ReportingTable::incr(const char* baseName, unsigned index) |
| 121 | { |
| 122 | char name[strlen(baseName)+10]; |
| 123 | sprintf(name,"%s.%u",baseName,index); |
| 124 | return incr(name); |
| 125 | } |
| 126 | |
| 127 | |
| 128 | bool ReportingTable::max(const char* baseName, unsigned index, unsigned newVal) |
| 129 | { |
| 130 | char name[strlen(baseName)+10]; |
| 131 | sprintf(name,"%s.%u",baseName,index); |
| 132 | return max(name,newVal); |
| 133 | } |
| 134 | |
| 135 | |
| 136 | bool ReportingTable::clear(const char* baseName, unsigned index) |
| 137 | { |
| 138 | char name[strlen(baseName)+10]; |
| 139 | sprintf(name,"%s.%u",baseName,index); |
| 140 | return clear(name); |
| 141 | } |
| 142 | |
| 143 | |
| 144 | |
| 145 | |