|
| 1 | + |
| 2 | +var CostOptimizationAnalyzer = Class.create(); |
| 3 | +CostOptimizationAnalyzer.prototype = { |
| 4 | + |
| 5 | + analyze: function() { |
| 6 | + try { |
| 7 | + var results = { |
| 8 | + unusedLicenses: this.findUnusedLicenses(), |
| 9 | + redundantIntegrations: this.findRedundantIntegrations(), |
| 10 | + oversizedTables: this.findOversizedTables(), |
| 11 | + analysisDate: new GlideDateTime().getDisplayValue(), |
| 12 | + totalPotentialSavings: 0 |
| 13 | + }; |
| 14 | + |
| 15 | + results.totalPotentialSavings = this.calculatePotentialSavings(results); |
| 16 | + this.logResults(results); |
| 17 | + return results; |
| 18 | + |
| 19 | + } catch (e) { |
| 20 | + gs.error('Cost Analyzer Error: ' + e.message); |
| 21 | + return null; |
| 22 | + } |
| 23 | + }, |
| 24 | + |
| 25 | + findUnusedLicenses: function() { |
| 26 | + var unusedLicenses = []; |
| 27 | + var threshold = gs.getProperty('cost.analyzer.license.threshold', '90'); |
| 28 | + var cutoffDate = gs.daysAgoStart(parseInt(threshold)); |
| 29 | + |
| 30 | + var userGr = new GlideRecord('sys_user'); |
| 31 | + userGr.addQuery('active', true); |
| 32 | + userGr.addQuery('last_login_time', '<', cutoffDate); |
| 33 | + userGr.addNotNullQuery('last_login_time'); |
| 34 | + userGr.query(); |
| 35 | + |
| 36 | + while (userGr.next()) { |
| 37 | + var roles = this.getExpensiveRoles(userGr.sys_id.toString()); |
| 38 | + if (roles.length > 0) { |
| 39 | + unusedLicenses.push({ |
| 40 | + user: userGr.user_name.toString(), |
| 41 | + name: userGr.name.toString(), |
| 42 | + lastLogin: userGr.last_login_time.getDisplayValue(), |
| 43 | + expensiveRoles: roles, |
| 44 | + estimatedMonthlyCost: roles.length * 100 // Estimate $100 per role |
| 45 | + }); |
| 46 | + } |
| 47 | + } |
| 48 | + |
| 49 | + return unusedLicenses; |
| 50 | + }, |
| 51 | + |
| 52 | + getExpensiveRoles: function(userId) { |
| 53 | + var expensiveRoles = ['itil', 'itil_admin', 'admin', 'security_admin', 'asset']; |
| 54 | + var userRoles = []; |
| 55 | + |
| 56 | + var roleGr = new GlideRecord('sys_user_has_role'); |
| 57 | + roleGr.addQuery('user', userId); |
| 58 | + roleGr.query(); |
| 59 | + |
| 60 | + while (roleGr.next()) { |
| 61 | + var roleName = roleGr.role.name.toString(); |
| 62 | + if (expensiveRoles.indexOf(roleName) !== -1) { |
| 63 | + userRoles.push(roleName); |
| 64 | + } |
| 65 | + } |
| 66 | + |
| 67 | + return userRoles; |
| 68 | + }, |
| 69 | + |
| 70 | + findRedundantIntegrations: function() { |
| 71 | + var redundantIntegrations = []; |
| 72 | + var threshold = gs.getProperty('cost.analyzer.integration.threshold', '30'); |
| 73 | + var cutoffDate = gs.daysAgoStart(parseInt(threshold)); |
| 74 | + |
| 75 | + // Check IntegrationHub Spoke usage |
| 76 | + var unusedSpokes = this.findUnusedSpokes(cutoffDate); |
| 77 | + redundantIntegrations = redundantIntegrations.concat(unusedSpokes); |
| 78 | + |
| 79 | + // Check SOAP Web Services |
| 80 | + var unusedSoap = this.findUnusedSoapServices(cutoffDate); |
| 81 | + redundantIntegrations = redundantIntegrations.concat(unusedSoap); |
| 82 | + |
| 83 | + // Check for duplicate endpoints (still valuable) |
| 84 | + var duplicates = this.findDuplicateEndpoints(); |
| 85 | + redundantIntegrations = redundantIntegrations.concat(duplicates); |
| 86 | + |
| 87 | + return redundantIntegrations; |
| 88 | + }, |
| 89 | + |
| 90 | + findUnusedSpokes: function(cutoffDate) { |
| 91 | + var unusedSpokes = []; |
| 92 | + |
| 93 | + // Get all installed spokes |
| 94 | + var spokeGr = new GlideRecord('sys_app'); |
| 95 | + spokeGr.addQuery('source', 'sn_app_store'); |
| 96 | + spokeGr.addQuery('name', 'CONTAINS', 'spoke'); |
| 97 | + spokeGr.query(); |
| 98 | + |
| 99 | + while (spokeGr.next()) { |
| 100 | + var spokeId = spokeGr.sys_id.toString(); |
| 101 | + var spokeName = spokeGr.name.toString(); |
| 102 | + |
| 103 | + // Check usage in ua_ih_usage table |
| 104 | + var usageGr = new GlideRecord('ua_ih_usage'); |
| 105 | + usageGr.addQuery('spoke', spokeId); |
| 106 | + usageGr.addQuery('sys_created_on', '>=', cutoffDate); |
| 107 | + usageGr.setLimit(1); |
| 108 | + usageGr.query(); |
| 109 | + |
| 110 | + if (!usageGr.hasNext()) { |
| 111 | + // No recent usage found |
| 112 | + var lastUsage = this.getLastSpokeUsage(spokeId); |
| 113 | + unusedSpokes.push({ |
| 114 | + name: spokeName, |
| 115 | + type: 'IntegrationHub Spoke', |
| 116 | + spokeId: spokeId, |
| 117 | + lastUsed: lastUsage, |
| 118 | + status: 'Potentially Unused' |
| 119 | + }); |
| 120 | + } |
| 121 | + } |
| 122 | + |
| 123 | + return unusedSpokes; |
| 124 | + }, |
| 125 | + |
| 126 | + getLastSpokeUsage: function(spokeId) { |
| 127 | + var usageGr = new GlideRecord('ua_ih_usage'); |
| 128 | + usageGr.addQuery('spoke', spokeId); |
| 129 | + usageGr.orderByDesc('sys_created_on'); |
| 130 | + usageGr.setLimit(1); |
| 131 | + usageGr.query(); |
| 132 | + |
| 133 | + if (usageGr.next()) { |
| 134 | + return usageGr.sys_created_on.getDisplayValue(); |
| 135 | + } |
| 136 | + return 'Never used'; |
| 137 | + }, |
| 138 | + |
| 139 | + findUnusedSoapServices: function(cutoffDate) { |
| 140 | + var unusedSoap = []; |
| 141 | + |
| 142 | + var soapGr = new GlideRecord('sys_web_service'); |
| 143 | + soapGr.query(); |
| 144 | + |
| 145 | + while (soapGr.next()) { |
| 146 | + var soapId = soapGr.sys_id.toString(); |
| 147 | + var soapName = soapGr.name.toString(); |
| 148 | + |
| 149 | + // Check if SOAP service has been used recently |
| 150 | + var usageCount = this.getSoapUsageCount(soapId, cutoffDate); |
| 151 | + if (usageCount === 0) { |
| 152 | + unusedSoap.push({ |
| 153 | + name: soapName, |
| 154 | + type: 'SOAP Web Service', |
| 155 | + endpoint: soapGr.endpoint.toString(), |
| 156 | + lastUsed: this.getLastSoapUsage(soapId), |
| 157 | + status: 'Potentially Unused' |
| 158 | + }); |
| 159 | + } |
| 160 | + } |
| 161 | + |
| 162 | + return unusedSoap; |
| 163 | + }, |
| 164 | + |
| 165 | + getSoapUsageCount: function(soapId, cutoffDate) { |
| 166 | + var usageGr = new GlideAggregate('sys_soap_log'); |
| 167 | + usageGr.addQuery('web_service', soapId); |
| 168 | + usageGr.addQuery('sys_created_on', '>=', cutoffDate); |
| 169 | + usageGr.addAggregate('COUNT'); |
| 170 | + usageGr.query(); |
| 171 | + |
| 172 | + if (usageGr.next()) { |
| 173 | + return parseInt(usageGr.getAggregate('COUNT')); |
| 174 | + } |
| 175 | + return 0; |
| 176 | + }, |
| 177 | + |
| 178 | + getLastSoapUsage: function(soapId) { |
| 179 | + var logGr = new GlideRecord('sys_soap_log'); |
| 180 | + logGr.addQuery('web_service', soapId); |
| 181 | + logGr.orderByDesc('sys_created_on'); |
| 182 | + logGr.setLimit(1); |
| 183 | + logGr.query(); |
| 184 | + |
| 185 | + if (logGr.next()) { |
| 186 | + return logGr.sys_created_on.getDisplayValue(); |
| 187 | + } |
| 188 | + return 'Never used'; |
| 189 | + }, |
| 190 | + |
| 191 | + findDuplicateEndpoints: function() { |
| 192 | + var duplicates = []; |
| 193 | + var endpoints = {}; |
| 194 | + |
| 195 | + var restGr = new GlideRecord('sys_rest_message'); |
| 196 | + restGr.query(); |
| 197 | + |
| 198 | + while (restGr.next()) { |
| 199 | + var endpoint = restGr.endpoint.toString(); |
| 200 | + if (endpoints[endpoint]) { |
| 201 | + duplicates.push({ |
| 202 | + name: restGr.name.toString(), |
| 203 | + type: 'REST', |
| 204 | + endpoint: endpoint, |
| 205 | + status: 'Duplicate Endpoint', |
| 206 | + duplicateOf: endpoints[endpoint] |
| 207 | + }); |
| 208 | + } else { |
| 209 | + endpoints[endpoint] = restGr.name.toString(); |
| 210 | + } |
| 211 | + } |
| 212 | + |
| 213 | + return duplicates; |
| 214 | + }, |
| 215 | + |
| 216 | + findOversizedTables: function() { |
| 217 | + var oversizedTables = []; |
| 218 | + var threshold = gs.getProperty('cost.analyzer.table.size.threshold', '1000000'); |
| 219 | + |
| 220 | + var tableGr = new GlideRecord('sys_db_object'); |
| 221 | + tableGr.addQuery('name', 'STARTSWITH', 'u_'); // Custom tables |
| 222 | + tableGr.query(); |
| 223 | + |
| 224 | + while (tableGr.next()) { |
| 225 | + var tableName = tableGr.name.toString(); |
| 226 | + var recordCount = this.getTableRecordCount(tableName); |
| 227 | + |
| 228 | + if (recordCount > parseInt(threshold)) { |
| 229 | + var sizeInfo = this.getActualTableSize(tableName, recordCount); |
| 230 | + oversizedTables.push({ |
| 231 | + table: tableName, |
| 232 | + recordCount: recordCount, |
| 233 | + estimatedSizeGB: sizeInfo.sizeGB, |
| 234 | + recommendation: sizeInfo.recommendation |
| 235 | + }); |
| 236 | + } |
| 237 | + } |
| 238 | + |
| 239 | + // Check system tables that commonly grow large |
| 240 | + var systemTables = ['sys_audit', 'sys_email', 'syslog', 'sys_attachment']; |
| 241 | + systemTables.forEach(function(tableName) { |
| 242 | + var recordCount = this.getTableRecordCount(tableName); |
| 243 | + if (recordCount > parseInt(threshold)) { |
| 244 | + var sizeInfo = this.getActualTableSize(tableName, recordCount); |
| 245 | + oversizedTables.push({ |
| 246 | + table: tableName, |
| 247 | + recordCount: recordCount, |
| 248 | + estimatedSizeGB: sizeInfo.sizeGB, |
| 249 | + recommendation: sizeInfo.recommendation |
| 250 | + }); |
| 251 | + } |
| 252 | + }.bind(this)); |
| 253 | + |
| 254 | + return oversizedTables; |
| 255 | + }, |
| 256 | + |
| 257 | + getTableRecordCount: function(tableName) { |
| 258 | + try { |
| 259 | + var countGr = new GlideAggregate(tableName); |
| 260 | + countGr.addAggregate('COUNT'); |
| 261 | + countGr.query(); |
| 262 | + |
| 263 | + if (countGr.next()) { |
| 264 | + return parseInt(countGr.getAggregate('COUNT')); |
| 265 | + } |
| 266 | + } catch (e) { |
| 267 | + gs.debug('Cannot count records for table: ' + tableName); |
| 268 | + } |
| 269 | + return 0; |
| 270 | + }, |
| 271 | + |
| 272 | + getActualTableSize: function(tableName, recordCount) { |
| 273 | + var sizeGB = 0; |
| 274 | + |
| 275 | + // Get actual table size from sys_physical_table_stats |
| 276 | + var statsGr = new GlideRecord('sys_physical_table_stats'); |
| 277 | + statsGr.addQuery('table_name', tableName); |
| 278 | + statsGr.orderByDesc('sys_created_on'); |
| 279 | + statsGr.setLimit(1); |
| 280 | + statsGr.query(); |
| 281 | + |
| 282 | + if (statsGr.next()) { |
| 283 | + // Convert bytes to GB |
| 284 | + var sizeBytes = parseInt(statsGr.size_bytes || 0); |
| 285 | + sizeGB = sizeBytes / (1024 * 1024 * 1024); |
| 286 | + } else { |
| 287 | + // Fallback to estimate if stats not available |
| 288 | + var avgRecordSize = 2; // KB per record (estimate) |
| 289 | + sizeGB = (recordCount * avgRecordSize) / (1024 * 1024); |
| 290 | + } |
| 291 | + |
| 292 | + var recommendation = 'Consider archiving old records'; |
| 293 | + if (tableName === 'sys_audit') { |
| 294 | + recommendation = 'Configure audit retention policy'; |
| 295 | + } else if (tableName === 'sys_email') { |
| 296 | + recommendation = 'Clean up old email records'; |
| 297 | + } else if (tableName === 'syslog') { |
| 298 | + recommendation = 'Reduce log retention period'; |
| 299 | + } |
| 300 | + |
| 301 | + return { |
| 302 | + sizeGB: Math.round(sizeGB * 100) / 100, |
| 303 | + recommendation: recommendation |
| 304 | + }; |
| 305 | + }, |
| 306 | + |
| 307 | + calculatePotentialSavings: function(results) { |
| 308 | + var totalSavings = 0; |
| 309 | + |
| 310 | + // License savings |
| 311 | + results.unusedLicenses.forEach(function(license) { |
| 312 | + totalSavings += license.estimatedMonthlyCost || 0; |
| 313 | + }); |
| 314 | + |
| 315 | + // Storage savings (estimate $10 per GB per month) |
| 316 | + results.oversizedTables.forEach(function(table) { |
| 317 | + totalSavings += (table.estimatedSizeGB * 10); |
| 318 | + }); |
| 319 | + |
| 320 | + return '$' + totalSavings.toLocaleString() + '/month'; |
| 321 | + }, |
| 322 | + |
| 323 | + logResults: function(results) { |
| 324 | + gs.info('=== Cost Optimization Analysis Results ==='); |
| 325 | + gs.info('Unused Licenses Found: ' + results.unusedLicenses.length); |
| 326 | + gs.info('Redundant Integrations: ' + results.redundantIntegrations.length); |
| 327 | + gs.info('Oversized Tables: ' + results.oversizedTables.length); |
| 328 | + gs.info('Potential Monthly Savings: ' + results.totalPotentialSavings); |
| 329 | + gs.info('========================================'); |
| 330 | + }, |
| 331 | + |
| 332 | + type: 'CostOptimizationAnalyzer' |
| 333 | +} |
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