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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 | /** * AuditLogsPanel - OpenFang Audit Logs UI with Merkle Hash Chain Verification * * Phase 3.4 Enhancement: Full-featured audit log viewer with: * - Complete log entry display * - Merkle hash chain verification * - Export functionality (JSON/CSV) * - Search and filter capabilities * - Real-time log streaming */ import { useState, useEffect, useCallback, useMemo, useRef } from 'react'; import { Search, Filter, FileJson, FileSpreadsheet, ChevronDown, ChevronUp, Hash, Link, CheckCircle2, XCircle, AlertCircle, RefreshCw, Pause, Play, X, Loader2 } from 'lucide-react'; import { useSecurityStore, AuditLogEntry } from '../store/securityStore'; import { getClient } from '../store/connectionStore'; // === Types === export interface MerkleVerificationResult { valid: boolean; chainDepth: number; rootHash: string; previousHash: string; currentHash: string; brokenAtIndex?: number; } export interface AuditLogFilter { timeRange?: { start: Date; end: Date }; eventTypes?: string[]; actors?: string[]; searchTerm?: string; result?: 'success' | 'failure' | 'all'; } interface EnhancedAuditLogEntry extends AuditLogEntry { // Extended fields from OpenFang targetResource?: string; operationDetails?: Record<string, unknown>; ipAddress?: string; sessionId?: string; // Merkle chain fields hash?: string; previousHash?: string; chainIndex?: number; } // === Helper Functions === function formatTimestamp(timestamp: string): string { try { const date = new Date(timestamp); return date.toLocaleString('zh-CN', { year: 'numeric', month: '2-digit', day: '2-digit', hour: '2-digit', minute: '2-digit', second: '2-digit', }); } catch { return timestamp; } } function formatHash(hash: string | undefined): string { if (!hash) return '-'; if (hash.length <= 16) return hash; return `${hash.slice(0, 8)}...${hash.slice(-8)}`; } function truncateText(text: string | undefined, maxLength: number = 30): string { if (!text) return '-'; if (text.length <= maxLength) return text; return `${text.slice(0, maxLength)}...`; } // === Export Functions === function exportToJSON(logs: EnhancedAuditLogEntry[]): string { const exportData = logs.map(log => ({ id: log.id, timestamp: log.timestamp, action: log.action, actor: log.actor || null, result: log.result || null, targetResource: log.targetResource || null, details: log.details || null, ipAddress: log.ipAddress || null, sessionId: log.sessionId || null, hash: log.hash || null, previousHash: log.previousHash || null, })); return JSON.stringify(exportData, null, 2); } function exportToCSV(logs: EnhancedAuditLogEntry[]): string { const headers = [ 'ID', 'Timestamp', 'Action', 'Actor', 'Result', 'Target Resource', 'IP Address', 'Session ID', 'Hash', 'Previous Hash' ]; const rows = logs.map(log => [ log.id, log.timestamp, `"${(log.action || '').replace(/"/g, '""')}"`, `"${(log.actor || '').replace(/"/g, '""')}"`, log.result || '', `"${(log.targetResource || '').replace(/"/g, '""')}"`, log.ipAddress || '', log.sessionId || '', log.hash || '', log.previousHash || '', ].join(',')); return [headers.join(','), ...rows].join('\n'); } function downloadFile(content: string, filename: string, mimeType: string): void { const blob = new Blob([content], { type: mimeType }); const url = URL.createObjectURL(blob); const a = document.createElement('a'); a.href = url; a.download = filename; document.body.appendChild(a); a.click(); document.body.removeChild(a); URL.revokeObjectURL(url); } // === Sub-Components === interface FilterPanelProps { filter: AuditLogFilter; onFilterChange: (filter: AuditLogFilter) => void; eventTypes: string[]; actors: string[]; onReset: () => void; } function FilterPanel({ filter, onFilterChange, eventTypes, actors, onReset }: FilterPanelProps) { // Helper to safely create time range with proper null handling const handleStartTimeChange = (e: React.ChangeEvent<HTMLInputElement>) => { const newStart = e.target.value ? new Date(e.target.value) : undefined; const currentEnd = filter.timeRange?.end; onFilterChange({ ...filter, timeRange: (newStart || currentEnd) ? { start: newStart!, end: currentEnd! } : undefined, }); }; const handleEndTimeChange = (e: React.ChangeEvent<HTMLInputElement>) => { const newEnd = e.target.value ? new Date(e.target.value) : undefined; const currentStart = filter.timeRange?.start; onFilterChange({ ...filter, timeRange: (currentStart || newEnd) ? { start: currentStart!, end: newEnd! } : undefined, }); }; return ( <div className="space-y-3 p-4 bg-gray-50 dark:bg-gray-800/50 rounded-lg"> {/* Time Range */} <div> <label className="block text-xs font-medium text-gray-600 dark:text-gray-400 mb-1"> Time Range </label> <div className="flex gap-2"> <input type="datetime-local" value={filter.timeRange?.start?.toISOString().slice(0, 16) || ''} onChange={handleStartTimeChange} className="flex-1 text-xs px-2 py-1 border border-gray-200 dark:border-gray-600 rounded bg-white dark:bg-gray-700 text-gray-700 dark:text-gray-300" placeholder="Start" /> <input type="datetime-local" value={filter.timeRange?.end?.toISOString().slice(0, 16) || ''} onChange={handleEndTimeChange} className="flex-1 text-xs px-2 py-1 border border-gray-200 dark:border-gray-600 rounded bg-white dark:bg-gray-700 text-gray-700 dark:text-gray-300" placeholder="End" /> </div> </div> {/* Event Type */} <div> <label className="block text-xs font-medium text-gray-600 dark:text-gray-400 mb-1"> Event Type </label> <select multiple value={filter.eventTypes || []} onChange={(e) => onFilterChange({ ...filter, eventTypes: Array.from(e.target.selectedOptions, (opt) => opt.value), })} className="w-full text-xs px-2 py-1 border border-gray-200 dark:border-gray-600 rounded bg-white dark:bg-gray-700 text-gray-700 dark:text-gray-300" size={3} > {eventTypes.map((type) => ( <option key={type} value={type}> {type} </option> ))} </select> </div> {/* Actor */} <div> <label className="block text-xs font-medium text-gray-600 dark:text-gray-400 mb-1"> Actor </label> <select multiple value={filter.actors || []} onChange={(e) => onFilterChange({ ...filter, actors: Array.from(e.target.selectedOptions, (opt) => opt.value), })} className="w-full text-xs px-2 py-1 border border-gray-200 dark:border-gray-600 rounded bg-white dark:bg-gray-700 text-gray-700 dark:text-gray-300" size={3} > {actors.map((actor) => ( <option key={actor} value={actor}> {actor} </option> ))} </select> </div> {/* Result */} <div> <label className="block text-xs font-medium text-gray-600 dark:text-gray-400 mb-1"> Result </label> <select value={filter.result || 'all'} onChange={(e) => onFilterChange({ ...filter, result: e.target.value === 'all' ? undefined : e.target.value as 'success' | 'failure', })} className="w-full text-xs px-2 py-1 border border-gray-200 dark:border-gray-600 rounded bg-white dark:bg-gray-700 text-gray-700 dark:text-gray-300" > <option value="all">All</option> <option value="success">Success</option> <option value="failure">Failure</option> </select> </div> {/* Reset Button */} <button onClick={onReset} className="w-full text-xs px-3 py-1.5 bg-gray-200 dark:bg-gray-700 text-gray-700 dark:text-gray-300 rounded hover:bg-gray-300 dark:hover:bg-gray-600 transition-colors" > Reset Filters </button> </div> ); } interface LogDetailSidebarProps { log: EnhancedAuditLogEntry | null; onClose: () => void; onVerify: (log: EnhancedAuditLogEntry) => void; verificationResult: MerkleVerificationResult | null; isVerifying: boolean; } function LogDetailSidebar({ log, onClose, onVerify, verificationResult, isVerifying, }: LogDetailSidebarProps) { if (!log) return null; return ( <div className="w-80 border-l border-gray-200 dark:border-gray-700 bg-white dark:bg-gray-800 p-4 overflow-y-auto"> <div className="flex items-center justify-between mb-4"> <h3 className="text-sm font-semibold text-gray-900 dark:text-white">Log Details</h3> <button onClick={onClose} className="p-1 text-gray-400 hover:text-gray-600 dark:hover:text-gray-300" > <X className="w-4 h-4" /> </button> </div> <div className="space-y-3"> {/* Timestamp */} <div> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">Timestamp</span> <span className="text-sm text-gray-900 dark:text-white">{formatTimestamp(log.timestamp)}</span> </div> {/* Action */} <div> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">Action</span> <span className="text-sm text-gray-900 dark:text-white">{log.action}</span> </div> {/* Actor */} <div> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">Actor</span> <span className="text-sm text-gray-900 dark:text-white">{log.actor || '-'}</span> </div> {/* Result */} <div> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">Result</span> <span className={`inline-flex items-center gap-1 text-sm ${ log.result === 'success' ? 'text-green-600' : log.result === 'failure' ? 'text-red-600' : 'text-gray-600' }`}> {log.result === 'success' ? ( <CheckCircle2 className="w-4 h-4" /> ) : log.result === 'failure' ? ( <XCircle className="w-4 h-4" /> ) : null} {log.result || '-'} </span> </div> {/* Target Resource */} {log.targetResource && ( <div> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">Target Resource</span> <span className="text-sm text-gray-900 dark:text-white break-all">{log.targetResource}</span> </div> )} {/* IP Address */} {log.ipAddress && ( <div> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">IP Address</span> <span className="text-sm text-gray-900 dark:text-white font-mono">{log.ipAddress}</span> </div> )} {/* Session ID */} {log.sessionId && ( <div> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">Session ID</span> <span className="text-sm text-gray-900 dark:text-white font-mono truncate">{log.sessionId}</span> </div> )} {/* Details */} {log.details && Object.keys(log.details).length > 0 && ( <div> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400 mb-1">Details</span> <pre className="text-xs bg-gray-100 dark:bg-gray-900 p-2 rounded overflow-x-auto"> {JSON.stringify(log.details, null, 2)} </pre> </div> )} {/* Merkle Hash Section */} <div className="border-t border-gray-200 dark:border-gray-700 pt-3 mt-3"> <h4 className="text-xs font-semibold text-gray-700 dark:text-gray-300 mb-2 flex items-center gap-1"> <Hash className="w-3.5 h-3.5" /> Merkle Hash Chain </h4> {/* Current Hash */} <div className="mb-2"> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">Current Hash</span> <span className="text-xs text-gray-700 dark:text-gray-300 font-mono break-all"> {log.hash || 'Not available'} </span> </div> {/* Previous Hash */} <div className="mb-2"> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">Previous Hash</span> <span className="text-xs text-gray-700 dark:text-gray-300 font-mono break-all"> {log.previousHash || 'Not available'} </span> </div> {/* Chain Index */} {log.chainIndex !== undefined && ( <div className="mb-3"> <span className="block text-xs font-medium text-gray-500 dark:text-gray-400">Chain Index</span> <span className="text-xs text-gray-700 dark:text-gray-300">{log.chainIndex}</span> </div> )} {/* Verify Button */} <button onClick={() => onVerify(log)} disabled={isVerifying || !log.hash} className="w-full flex items-center justify-center gap-1.5 px-3 py-1.5 text-xs font-medium rounded bg-blue-600 text-white hover:bg-blue-700 disabled:opacity-50 disabled:cursor-not-allowed transition-colors" > {isVerifying ? ( <Loader2 className="w-3.5 h-3.5 animate-spin" /> ) : ( <Link className="w-3.5 h-3.5" /> )} {isVerifying ? 'Verifying...' : 'Verify Chain'} </button> {/* Verification Result */} {verificationResult && ( <div className={`mt-2 p-2 rounded text-xs ${ verificationResult.valid ? 'bg-green-50 dark:bg-green-900/20 text-green-700 dark:text-green-400' : 'bg-red-50 dark:bg-red-900/20 text-red-700 dark:text-red-400' }`}> <div className="flex items-center gap-1.5 mb-1"> {verificationResult.valid ? ( <CheckCircle2 className="w-3.5 h-3.5" /> ) : ( <XCircle className="w-3.5 h-3.5" /> )} <span className="font-medium"> {verificationResult.valid ? 'Chain Valid' : 'Chain Broken'} </span> </div> {!verificationResult.valid && verificationResult.brokenAtIndex !== undefined && ( <p>Broken at index: {verificationResult.brokenAtIndex}</p> )} <p className="text-gray-500 dark:text-gray-400">Depth: {verificationResult.chainDepth}</p> </div> )} </div> </div> </div> ); } interface HashChainVisualizationProps { logs: EnhancedAuditLogEntry[]; selectedIndex: number | null; onSelect: (index: number) => void; brokenAtIndex?: number; } function HashChainVisualization({ logs, selectedIndex, onSelect, brokenAtIndex }: HashChainVisualizationProps) { const visibleLogs = logs.slice(0, 10); // Show last 10 for visualization return ( <div className="p-3 bg-gray-50 dark:bg-gray-800/50 rounded-lg"> <h4 className="text-xs font-semibold text-gray-700 dark:text-gray-300 mb-2 flex items-center gap-1"> <Link className="w-3.5 h-3.5" /> Hash Chain (Last {visibleLogs.length} entries) </h4> <div className="flex items-center gap-1 overflow-x-auto pb-1"> {visibleLogs.map((log, idx) => ( <div key={log.id} className="flex items-center"> <button onClick={() => onSelect(logs.length - visibleLogs.length + idx)} className={`flex-shrink-0 w-6 h-6 rounded flex items-center justify-center text-xs font-mono transition-colors ${ selectedIndex === logs.length - visibleLogs.length + idx ? 'bg-blue-600 text-white' : brokenAtIndex === logs.length - visibleLogs.length + idx ? 'bg-red-100 dark:bg-red-900/30 text-red-600 dark:text-red-400' : 'bg-gray-200 dark:bg-gray-700 text-gray-600 dark:text-gray-400 hover:bg-gray-300 dark:hover:bg-gray-600' }`} title={formatTimestamp(log.timestamp)} > {String(logs.length - visibleLogs.length + idx).padStart(2, '0')} </button> {idx < visibleLogs.length - 1 && ( <div className={`w-3 h-0.5 ${ brokenAtIndex === logs.length - visibleLogs.length + idx ? 'bg-red-400' : 'bg-gray-300 dark:bg-gray-600' }`} /> )} </div> ))} </div> {brokenAtIndex !== undefined && ( <p className="text-xs text-red-600 dark:text-red-400 mt-1"> <AlertCircle className="w-3.5 h-3.5 inline mr-1" /> Chain broken at index {brokenAtIndex} </p> )} </div> ); } // === Main Component === export function AuditLogsPanel() { const auditLogs = useSecurityStore((s) => s.auditLogs); const loadAuditLogs = useSecurityStore((s) => s.loadAuditLogs); const isLoading = useSecurityStore((s) => s.auditLogsLoading); const client = getClient(); // State const [limit, setLimit] = useState(50); const [searchTerm, setSearchTerm] = useState(''); const [showFilters, setShowFilters] = useState(false); const [filter, setFilter] = useState<AuditLogFilter>({}); const [selectedLog, setSelectedLog] = useState<EnhancedAuditLogEntry | null>(null); const [verificationResult, setVerificationResult] = useState<MerkleVerificationResult | null>(null); const [isVerifying, setIsVerifying] = useState(false); const [isStreaming, setIsStreaming] = useState(false); const [isPaused, setIsPaused] = useState(false); const [chainBrokenAt, setChainBrokenAt] = useState<number | undefined>(undefined); const logsEndRef = useRef<HTMLDivElement>(null); const streamingRef = useRef<(() => void) | null>(null); // Load logs on mount and when limit changes useEffect(() => { loadAuditLogs({ limit }); }, [loadAuditLogs, limit]); // Auto-scroll to latest when streaming useEffect(() => { if (isStreaming && !isPaused && logsEndRef.current) { logsEndRef.current.scrollIntoView({ behavior: 'smooth' }); } }, [auditLogs, isStreaming, isPaused]); // Extract unique event types and actors for filters const { eventTypes, actors } = useMemo(() => { const types = new Set<string>(); const actorSet = new Set<string>(); auditLogs.forEach((log) => { if (log.action) types.add(log.action); if (log.actor) actorSet.add(log.actor); }); return { eventTypes: Array.from(types).sort(), actors: Array.from(actorSet).sort(), }; }, [auditLogs]); // Filter logs const filteredLogs = useMemo(() => { let logs = auditLogs as EnhancedAuditLogEntry[]; // Time range filter if (filter.timeRange?.start) { const startTime = filter.timeRange.start.getTime(); logs = logs.filter((log) => new Date(log.timestamp).getTime() >= startTime); } if (filter.timeRange?.end) { const endTime = filter.timeRange.end.getTime(); logs = logs.filter((log) => new Date(log.timestamp).getTime() <= endTime); } // Event type filter if (filter.eventTypes?.length) { logs = logs.filter((log) => filter.eventTypes!.includes(log.action)); } // Actor filter if (filter.actors?.length) { logs = logs.filter((log) => log.actor && filter.actors!.includes(log.actor)); } // Result filter if (filter.result) { logs = logs.filter((log) => log.result === filter.result); } // Search term if (searchTerm.trim()) { const term = searchTerm.toLowerCase(); logs = logs.filter((log) => log.action.toLowerCase().includes(term) || (log.actor?.toLowerCase().includes(term)) || (log.details && JSON.stringify(log.details).toLowerCase().includes(term)) ); } return logs; }, [auditLogs, filter, searchTerm]); // Real-time streaming setup const startStreaming = useCallback(() => { if (streamingRef.current) return; const unsubscribe = client.on('audit_log', () => { if (!isPaused) { // Reload logs when new audit log event arrives loadAuditLogs({ limit }); } }); streamingRef.current = unsubscribe; setIsStreaming(true); }, [client, isPaused, loadAuditLogs, limit]); const stopStreaming = useCallback(() => { if (streamingRef.current) { streamingRef.current(); streamingRef.current = null; } setIsStreaming(false); }, []); const togglePause = useCallback(() => { setIsPaused((prev) => !prev); }, []); // Verify Merkle chain const verifyChain = useCallback(async (log: EnhancedAuditLogEntry) => { setIsVerifying(true); setVerificationResult(null); try { // Call OpenFang API to verify the chain const result = await client.verifyAuditLogChain(log.id); const verification: MerkleVerificationResult = { valid: result.valid ?? true, chainDepth: result.chain_depth ?? 0, rootHash: result.root_hash ?? '', previousHash: log.previousHash ?? '', currentHash: log.hash ?? '', brokenAtIndex: result.broken_at_index, }; setVerificationResult(verification); if (!verification.valid && verification.brokenAtIndex !== undefined) { setChainBrokenAt(verification.brokenAtIndex); } } catch { // If API not available, do client-side verification const logIndex = auditLogs.findIndex((l) => l.id === log.id); const previousLog = logIndex > 0 ? (auditLogs[logIndex - 1] as EnhancedAuditLogEntry) : null; // Simple verification: check if previous hash matches const isValid = !previousLog || log.previousHash === previousLog.hash; setVerificationResult({ valid: isValid, chainDepth: logIndex + 1, rootHash: (auditLogs[0] as EnhancedAuditLogEntry)?.hash ?? '', previousHash: log.previousHash ?? '', currentHash: log.hash ?? '', brokenAtIndex: isValid ? undefined : logIndex, }); if (!isValid) { setChainBrokenAt(logIndex); } } finally { setIsVerifying(false); } }, [client, auditLogs]); // Export handlers const handleExportJSON = useCallback(() => { const content = exportToJSON(filteredLogs); downloadFile( content, `audit-logs-${new Date().toISOString().slice(0, 10)}.json`, 'application/json' ); }, [filteredLogs]); const handleExportCSV = useCallback(() => { const content = exportToCSV(filteredLogs); downloadFile( content, `audit-logs-${new Date().toISOString().slice(0, 10)}.csv`, 'text/csv' ); }, [filteredLogs]); const handleResetFilters = useCallback(() => { setFilter({}); setSearchTerm(''); }, []); const resultColor = { success: 'text-green-600 dark:text-green-400', failure: 'text-red-600 dark:text-red-400', }; if (isLoading && auditLogs.length === 0) { return ( <div className="flex items-center justify-center h-64"> <Loader2 className="w-6 h-6 animate-spin text-gray-400" /> <span className="ml-2 text-gray-500 dark:text-gray-400">Loading...</span> </div> ); } return ( <div className="flex h-full"> {/* Main Content */} <div className="flex-1 flex flex-col min-w-0"> {/* Header */} <div className="flex items-center justify-between mb-4"> <div className="flex items-center gap-3"> <h2 className="text-lg font-semibold text-gray-900 dark:text-white"> Audit Logs </h2> {/* Real-time streaming controls */} <div className="flex items-center gap-1"> {isStreaming ? ( <> <button onClick={togglePause} className={`p-1.5 rounded transition-colors ${ isPaused ? 'bg-yellow-100 dark:bg-yellow-900/30 text-yellow-600' : 'bg-green-100 dark:bg-green-900/30 text-green-600' }`} title={isPaused ? 'Resume' : 'Pause'} > {isPaused ? <Play className="w-4 h-4" /> : <Pause className="w-4 h-4" />} </button> <button onClick={stopStreaming} className="p-1.5 rounded bg-red-100 dark:bg-red-900/30 text-red-600 hover:bg-red-200 dark:hover:bg-red-900/50 transition-colors" title="Stop streaming" > <X className="w-4 h-4" /> </button> <span className="text-xs text-green-600 dark:text-green-400 flex items-center gap-1"> <span className="w-1.5 h-1.5 bg-green-500 rounded-full animate-pulse" /> {isPaused ? 'Paused' : 'Live'} </span> </> ) : ( <button onClick={startStreaming} className="flex items-center gap-1 px-2 py-1 text-xs bg-blue-100 dark:bg-blue-900/30 text-blue-600 dark:text-blue-400 rounded hover:bg-blue-200 dark:hover:bg-blue-900/50 transition-colors" > <Play className="w-3.5 h-3.5" /> Live Stream </button> )} </div> </div> <div className="flex items-center gap-2"> {/* Search */} <div className="relative"> <Search className="w-4 h-4 absolute left-2 top-1/2 transform -translate-y-1/2 text-gray-400" /> <input type="text" value={searchTerm} onChange={(e) => setSearchTerm(e.target.value)} placeholder="Search..." className="pl-8 pr-3 py-1.5 text-sm border border-gray-200 dark:border-gray-600 rounded-md bg-white dark:bg-gray-700 text-gray-700 dark:text-gray-300 w-48" /> </div> {/* Filter Toggle */} <button onClick={() => setShowFilters(!showFilters)} className={`flex items-center gap-1.5 px-3 py-1.5 text-sm rounded-md transition-colors ${ showFilters ? 'bg-blue-100 dark:bg-blue-900/30 text-blue-600 dark:text-blue-400' : 'bg-gray-100 dark:bg-gray-700 text-gray-600 dark:text-gray-400 hover:bg-gray-200 dark:hover:bg-gray-600' }`} > <Filter className="w-4 h-4" /> Filter {showFilters ? <ChevronUp className="w-4 h-4" /> : <ChevronDown className="w-4 h-4" />} </button> {/* Export */} <div className="flex items-center gap-1"> <button onClick={handleExportJSON} className="flex items-center gap-1 px-2 py-1.5 text-sm bg-gray-100 dark:bg-gray-700 text-gray-600 dark:text-gray-400 rounded-md hover:bg-gray-200 dark:hover:bg-gray-600 transition-colors" title="Export as JSON" > <FileJson className="w-4 h-4" /> </button> <button onClick={handleExportCSV} className="flex items-center gap-1 px-2 py-1.5 text-sm bg-gray-100 dark:bg-gray-700 text-gray-600 dark:text-gray-400 rounded-md hover:bg-gray-200 dark:hover:bg-gray-600 transition-colors" title="Export as CSV" > <FileSpreadsheet className="w-4 h-4" /> </button> </div> {/* Limit selector */} <select value={limit} onChange={(e) => setLimit(Number(e.target.value))} className="text-sm border border-gray-200 dark:border-gray-600 rounded-md bg-white dark:bg-gray-700 text-gray-700 dark:text-gray-300 px-2 py-1" > <option value={25}>25</option> <option value={50}>50</option> <option value={100}>100</option> <option value={200}>200</option> <option value={500}>500</option> </select> {/* Refresh */} <button onClick={() => loadAuditLogs({ limit })} disabled={isLoading} className="p-1.5 text-gray-400 hover:text-gray-600 dark:hover:text-gray-300 disabled:opacity-50" title="Refresh" > <RefreshCw className={`w-4 h-4 ${isLoading ? 'animate-spin' : ''}`} /> </button> </div> </div> {/* Filter Panel */} {showFilters && ( <div className="mb-4"> <FilterPanel filter={filter} onFilterChange={setFilter} eventTypes={eventTypes} actors={actors} onReset={handleResetFilters} /> </div> )} {/* Hash Chain Visualization */} {filteredLogs.length > 0 && ( <div className="mb-4"> <HashChainVisualization logs={filteredLogs} selectedIndex={selectedLog ? filteredLogs.findIndex((l) => l.id === selectedLog.id) : null} onSelect={(idx) => setSelectedLog(filteredLogs[idx])} brokenAtIndex={chainBrokenAt} /> </div> )} {/* Log Table */} <div className="flex-1 overflow-auto"> {filteredLogs.length === 0 ? ( <div className="flex flex-col items-center justify-center h-full text-gray-500 dark:text-gray-400"> <AlertCircle className="w-8 h-8 mb-2" /> <p>No audit logs found</p> {(searchTerm || Object.keys(filter).length > 0) && ( <button onClick={handleResetFilters} className="mt-2 text-sm text-blue-600 dark:text-blue-400 hover:underline" > Clear filters </button> )} </div> ) : ( <table className="w-full text-sm"> <thead className="sticky top-0 bg-white dark:bg-gray-800 z-10"> <tr className="border-b border-gray-200 dark:border-gray-700"> <th className="text-left py-2 px-3 font-medium text-gray-700 dark:text-gray-300 w-40">Time</th> <th className="text-left py-2 px-3 font-medium text-gray-700 dark:text-gray-300">Action</th> <th className="text-left py-2 px-3 font-medium text-gray-700 dark:text-gray-300 w-32">Actor</th> <th className="text-left py-2 px-3 font-medium text-gray-700 dark:text-gray-300 w-20">Result</th> <th className="text-left py-2 px-3 font-medium text-gray-700 dark:text-gray-300 w-24">Hash</th> </tr> </thead> <tbody> {filteredLogs.map((log, index) => ( <tr key={log.id || index} onClick={() => setSelectedLog(log)} className={`border-b border-gray-100 dark:border-gray-800 cursor-pointer transition-colors ${ selectedLog?.id === log.id ? 'bg-blue-50 dark:bg-blue-900/20' : chainBrokenAt === index ? 'bg-red-50 dark:bg-red-900/10 hover:bg-red-100 dark:hover:bg-red-900/20' : 'hover:bg-gray-50 dark:hover:bg-gray-800/50' }`} > <td className="py-2 px-3 text-gray-600 dark:text-gray-400"> {formatTimestamp(log.timestamp)} </td> <td className="py-2 px-3 text-gray-900 dark:text-white"> {truncateText(log.action, 40)} </td> <td className="py-2 px-3 text-gray-600 dark:text-gray-400"> {truncateText(log.actor, 20)} </td> <td className={`py-2 px-3 ${log.result ? resultColor[log.result] : 'text-gray-600 dark:text-gray-400'}`}> <span className="flex items-center gap-1"> {log.result === 'success' ? ( <CheckCircle2 className="w-3.5 h-3.5" /> ) : log.result === 'failure' ? ( <XCircle className="w-3.5 h-3.5" /> ) : null} {log.result === 'success' ? 'OK' : log.result === 'failure' ? 'Fail' : '-'} </span> </td> <td className="py-2 px-3 text-gray-500 dark:text-gray-400 font-mono text-xs"> {formatHash(log.hash)} </td> </tr> ))} </tbody> </table> )} <div ref={logsEndRef} /> </div> {/* Stats Footer */} <div className="flex items-center justify-between py-2 px-3 border-t border-gray-200 dark:border-gray-700 text-xs text-gray-500 dark:text-gray-400"> <span> Showing {filteredLogs.length} of {auditLogs.length} logs </span> <span> {chainBrokenAt !== undefined && ( <span className="text-red-600 dark:text-red-400"> Chain integrity: BROKEN at index {chainBrokenAt} </span> )} </span> </div> </div> {/* Detail Sidebar */} {selectedLog && ( <LogDetailSidebar log={selectedLog} onClose={() => { setSelectedLog(null); setVerificationResult(null); }} onVerify={verifyChain} verificationResult={verificationResult} isVerifying={isVerifying} /> )} </div> ); } export default AuditLogsPanel; |