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stackpulse/backend/logging/eventLogs.js
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2025-10-29 15:38:25 +00:00

332 lines
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JavaScript
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import { db } from '../db/index.js';
const valueToArray = (value) => {
if (value === undefined || value === null) return [];
const base = Array.isArray(value) ? value : [value];
return base
.flatMap((entry) => String(entry).split(','))
.map((entry) => entry.trim())
.filter((entry) => entry.length > 0);
};
const singleValue = (value) => {
if (value === undefined || value === null) return undefined;
return Array.isArray(value) ? value[0] : value;
};
const serializeJson = (value) => {
if (value === undefined || value === null || value === '') return null;
if (typeof value === 'string') return value;
try {
return JSON.stringify(value);
} catch (err) {
console.error('⚠️ Konnte JSON nicht serialisieren:', err.message);
return JSON.stringify({ serializationError: true });
}
};
const appendInFilter = (filters, params, values, column, prefix) => {
if (!values.length) return;
const placeholders = values.map((_, idx) => {
const key = `${prefix}${idx}`;
params[key] = values[idx];
return `@${key}`;
});
filters.push(`${column} IN (${placeholders.join(', ')})`);
};
export function buildEventLogFilter(queryParams = {}) {
const filters = [];
const params = {};
const ids = valueToArray(queryParams.ids ?? queryParams.id)
.map((entry) => Number(entry))
.filter((value) => Number.isFinite(value));
if (ids.length) {
appendInFilter(filters, params, ids, 'id', 'id');
}
const categories = valueToArray(queryParams.categories ?? queryParams.category);
appendInFilter(filters, params, categories, 'category', 'category');
const statuses = valueToArray(queryParams.statuses ?? queryParams.status);
appendInFilter(filters, params, statuses, 'status', 'status');
const actions = valueToArray(queryParams.actions ?? queryParams.action);
appendInFilter(filters, params, actions, 'action', 'action');
const eventTypes = [
...valueToArray(queryParams.eventTypes ?? queryParams.eventType),
...valueToArray(queryParams.redeployTypes ?? queryParams.redeployType)
];
if (eventTypes.length) {
const unique = Array.from(new Set(eventTypes));
appendInFilter(filters, params, unique, 'event_type', 'eventType');
}
const severities = valueToArray(queryParams.severities ?? queryParams.severity);
appendInFilter(filters, params, severities, 'severity', 'severity');
const entityTypes = valueToArray(queryParams.entityTypes ?? queryParams.entityType);
appendInFilter(filters, params, entityTypes, 'entity_type', 'entityType');
const entityIds = valueToArray(queryParams.entityIds ?? queryParams.entityId);
appendInFilter(filters, params, entityIds, 'entity_id', 'entityId');
const actorTypes = valueToArray(queryParams.actorTypes ?? queryParams.actorType);
appendInFilter(filters, params, actorTypes, 'actor_type', 'actorType');
const actorIds = valueToArray(queryParams.actorIds ?? queryParams.actorId);
appendInFilter(filters, params, actorIds, 'actor_id', 'actorId');
const sources = valueToArray(queryParams.sources ?? queryParams.source);
appendInFilter(filters, params, sources, 'source', 'source');
const contextTypes = valueToArray(queryParams.contextTypes ?? queryParams.contextType);
appendInFilter(filters, params, contextTypes, 'context_type', 'contextType');
const contextIds = valueToArray(queryParams.contextIds ?? queryParams.contextId);
appendInFilter(filters, params, contextIds, 'context_id', 'contextId');
const legacyStackIds = valueToArray(queryParams.stackIds ?? queryParams.stackId);
if (legacyStackIds.length) {
const placeholders = legacyStackIds.map((_, idx) => {
const key = `legacyStackId${idx}`;
params[key] = legacyStackIds[idx];
return `@${key}`;
});
filters.push(`(entity_type = 'stack' AND entity_id IN (${placeholders.join(', ')}))`);
}
const legacyEndpoints = valueToArray(queryParams.endpoints ?? queryParams.endpoint);
if (legacyEndpoints.length) {
const placeholders = legacyEndpoints.map((_, idx) => {
const key = `legacyEndpoint${idx}`;
params[key] = legacyEndpoints[idx];
return `@${key}`;
});
filters.push(`(context_type = 'endpoint' AND context_id IN (${placeholders.join(', ')}))`);
}
const messageQuery = singleValue(queryParams.message ?? queryParams.text);
if (messageQuery && String(messageQuery).trim()) {
filters.push('message LIKE @message');
params.message = `%${String(messageQuery).trim()}%`;
}
const search = singleValue(queryParams.search ?? queryParams.q);
if (search && String(search).trim()) {
filters.push('(message LIKE @search OR entity_name LIKE @search OR metadata LIKE @search)');
params.search = `%${String(search).trim()}%`;
}
const from = singleValue(queryParams.from ?? queryParams.start);
if (from) {
filters.push('timestamp >= @from');
params.from = from;
}
const to = singleValue(queryParams.to ?? queryParams.end);
if (to) {
filters.push('timestamp <= @to');
params.to = to;
}
return {
whereClause: filters.length ? `WHERE ${filters.join(' AND ')}` : '',
params
};
}
const insertEventLogStmt = db.prepare(`
INSERT INTO event_logs (
timestamp,
category,
event_type,
action,
status,
severity,
entity_type,
entity_id,
entity_name,
actor_type,
actor_id,
actor_name,
source,
context_type,
context_id,
context_label,
message,
metadata
)
VALUES (
COALESCE(@timestamp, CURRENT_TIMESTAMP),
@category,
@eventType,
@action,
@status,
@severity,
@entityType,
@entityId,
@entityName,
@actorType,
@actorId,
@actorName,
@source,
@contextType,
@contextId,
@contextLabel,
@message,
@metadata
)
`);
export function logEvent(event = {}) {
if (!event.category) {
console.error('⚠️ logEvent wurde ohne Kategorie aufgerufen');
return;
}
try {
insertEventLogStmt.run({
timestamp: event.timestamp ?? null,
category: event.category,
eventType: event.eventType ?? null,
action: event.action ?? null,
status: event.status ?? null,
severity: event.severity ?? null,
entityType: event.entityType ?? null,
entityId: event.entityId !== undefined && event.entityId !== null ? String(event.entityId) : null,
entityName: event.entityName ?? null,
actorType: event.actorType ?? null,
actorId: event.actorId !== undefined && event.actorId !== null ? String(event.actorId) : null,
actorName: event.actorName ?? null,
source: event.source ?? null,
contextType: event.contextType ?? null,
contextId: event.contextId !== undefined && event.contextId !== null ? String(event.contextId) : null,
contextLabel: event.contextLabel ?? null,
message: event.message ?? null,
metadata: serializeJson(event.metadata)
});
} catch (err) {
console.error('❌ Fehler beim Speichern des Event-Logs:', err.message);
}
}
export function deleteEventLogById(id) {
const stmt = db.prepare('DELETE FROM event_logs WHERE id = ?');
const info = stmt.run(id);
return info.changes || 0;
}
export function deleteEventLogsByFilters(queryParams = {}) {
const { whereClause, params } = buildEventLogFilter(queryParams);
const stmt = db.prepare(`DELETE FROM event_logs ${whereClause}`);
const info = stmt.run(params);
return info.changes || 0;
}
export function exportEventLogsByFilters(queryParams = {}, format = 'txt') {
const { whereClause, params } = buildEventLogFilter(queryParams);
const rows = db.prepare(`
SELECT
id,
timestamp,
category,
event_type AS eventType,
action,
status,
severity,
entity_type AS entityType,
entity_id AS entityId,
entity_name AS entityName,
actor_type AS actorType,
actor_id AS actorId,
actor_name AS actorName,
source,
context_type AS contextType,
context_id AS contextId,
context_label AS contextLabel,
message,
metadata
FROM event_logs
${whereClause}
ORDER BY datetime(timestamp) DESC
`).all(params);
const timestamp = new Date().toISOString().replace(/[:.]/g, '-');
if (format === 'sql') {
const columns = [
'id',
'timestamp',
'category',
'event_type',
'action',
'status',
'severity',
'entity_type',
'entity_id',
'entity_name',
'actor_type',
'actor_id',
'actor_name',
'source',
'context_type',
'context_id',
'context_label',
'message',
'metadata'
];
const statements = rows.map((row) => {
const values = columns.map((column) => {
const key = {
event_type: 'eventType',
entity_type: 'entityType',
entity_id: 'entityId',
entity_name: 'entityName',
actor_type: 'actorType',
actor_id: 'actorId',
actor_name: 'actorName',
context_type: 'contextType',
context_id: 'contextId',
context_label: 'contextLabel'
}[column] ?? column;
const value = row[key];
if (value === null || value === undefined) return 'NULL';
return `'${String(value).replace(/'/g, "''")}'`;
});
return `INSERT INTO event_logs (${columns.join(', ')}) VALUES (${values.join(', ')});`;
});
return {
filename: `event-logs-${timestamp}.sql`,
contentType: 'application/sql; charset=utf-8',
content: statements.join('\n')
};
}
const lines = rows.map((row) => {
const parts = [
`[${row.id}]`,
row.timestamp,
`Kategorie: ${row.category}`,
row.eventType ? `Typ: ${row.eventType}` : null,
row.action ? `Aktion: ${row.action}` : null,
row.status ? `Status: ${row.status}` : null,
row.entityName ? `Entität: ${row.entityName}${row.entityId ? ` (#${row.entityId})` : ''}` : row.entityId ? `Entität-ID: ${row.entityId}` : null,
row.contextType ? `Kontext: ${row.contextType}${row.contextId ? ` (#${row.contextId}${row.contextLabel ? ` ${row.contextLabel}` : ''})` : ''}` : null,
row.message ? `Nachricht: ${row.message}` : null,
row.metadata ? `Metadaten: ${row.metadata}` : null
].filter(Boolean);
return parts.join(' | ');
});
return {
filename: `event-logs-${timestamp}.txt`,
contentType: 'text/plain; charset=utf-8',
content: lines.join('\n')
};
}