feat(block): add cloudwatch integration

Author: Theodore Li

apps/sim/app/api/tools/cloudwatch/describe-alarms/route.ts

@@ -0,0 +1,92 @@
+import {
+  type AlarmType,
+  CloudWatchClient,
+  DescribeAlarmsCommand,
+  type StateValue,
+} from '@aws-sdk/client-cloudwatch'
+import { type NextRequest, NextResponse } from 'next/server'
+import { z } from 'zod'
+import { checkInternalAuth } from '@/lib/auth/hybrid'
+
+const DescribeAlarmsSchema = z.object({
+  region: z.string().min(1, 'AWS region is required'),
+  accessKeyId: z.string().min(1, 'AWS access key ID is required'),
+  secretAccessKey: z.string().min(1, 'AWS secret access key is required'),
+  alarmNamePrefix: z.string().optional(),
+  stateValue: z.preprocess(
+    (v) => (v === '' ? undefined : v),
+    z.enum(['OK', 'ALARM', 'INSUFFICIENT_DATA']).optional()
+  ),
+  alarmType: z.preprocess(
+    (v) => (v === '' ? undefined : v),
+    z.enum(['MetricAlarm', 'CompositeAlarm']).optional()
+  ),
+  limit: z.preprocess(
+    (v) => (v === '' || v === undefined || v === null ? undefined : v),
+    z.number({ coerce: true }).int().positive().optional()
+  ),
+})
+
+export async function POST(request: NextRequest) {
+  try {
+    const auth = await checkInternalAuth(request)
+    if (!auth.success || !auth.userId) {
+      return NextResponse.json({ error: auth.error || 'Unauthorized' }, { status: 401 })
+    }
+
+    const body = await request.json()
+    const validatedData = DescribeAlarmsSchema.parse(body)
+
+    const client = new CloudWatchClient({
+      region: validatedData.region,
+      credentials: {
+        accessKeyId: validatedData.accessKeyId,
+        secretAccessKey: validatedData.secretAccessKey,
+      },
+    })
+
+    const command = new DescribeAlarmsCommand({
+      ...(validatedData.alarmNamePrefix && { AlarmNamePrefix: validatedData.alarmNamePrefix }),
+      ...(validatedData.stateValue && { StateValue: validatedData.stateValue as StateValue }),
+      ...(validatedData.alarmType && { AlarmTypes: [validatedData.alarmType as AlarmType] }),
+      ...(validatedData.limit !== undefined && { MaxRecords: validatedData.limit }),
+    })
+
+    const response = await client.send(command)
+
+    const metricAlarms = (response.MetricAlarms ?? []).map((a) => ({
+      alarmName: a.AlarmName ?? '',
+      alarmArn: a.AlarmArn ?? '',
+      stateValue: a.StateValue ?? 'UNKNOWN',
+      stateReason: a.StateReason ?? '',
+      metricName: a.MetricName,
+      namespace: a.Namespace,
+      comparisonOperator: a.ComparisonOperator,
+      threshold: a.Threshold,
+      evaluationPeriods: a.EvaluationPeriods,
+      stateUpdatedTimestamp: a.StateUpdatedTimestamp?.getTime(),
+    }))
+
+    const compositeAlarms = (response.CompositeAlarms ?? []).map((a) => ({
+      alarmName: a.AlarmName ?? '',
+      alarmArn: a.AlarmArn ?? '',
+      stateValue: a.StateValue ?? 'UNKNOWN',
+      stateReason: a.StateReason ?? '',
+      metricName: undefined,
+      namespace: undefined,
+      comparisonOperator: undefined,
+      threshold: undefined,
+      evaluationPeriods: undefined,
+      stateUpdatedTimestamp: a.StateUpdatedTimestamp?.getTime(),
+    }))
+
+    return NextResponse.json({
+      success: true,
+      output: { alarms: [...metricAlarms, ...compositeAlarms] },
+    })
+  } catch (error) {
+    const errorMessage =
+      error instanceof Error ? error.message : 'Failed to describe CloudWatch alarms'
+    return NextResponse.json({ error: errorMessage }, { status: 500 })
+  }
+}

apps/sim/app/api/tools/cloudwatch/describe-log-groups/route.ts

@@ -0,0 +1,71 @@
+import { CloudWatchLogsClient, DescribeLogGroupsCommand } from '@aws-sdk/client-cloudwatch-logs'
+import { createLogger } from '@sim/logger'
+import { type NextRequest, NextResponse } from 'next/server'
+import { z } from 'zod'
+import { checkSessionOrInternalAuth } from '@/lib/auth/hybrid'
+
+const logger = createLogger('CloudWatchDescribeLogGroups')
+
+const DescribeLogGroupsSchema = z.object({
+  region: z.string().min(1, 'AWS region is required'),
+  accessKeyId: z.string().min(1, 'AWS access key ID is required'),
+  secretAccessKey: z.string().min(1, 'AWS secret access key is required'),
+  prefix: z.string().optional(),
+  limit: z.preprocess(
+    (v) => (v === '' || v === undefined || v === null ? undefined : v),
+    z.number({ coerce: true }).int().positive().optional()
+  ),
+})
+
+export async function POST(request: NextRequest) {
+  try {
+    const auth = await checkSessionOrInternalAuth(request)
+    if (!auth.success || !auth.userId) {
+      return NextResponse.json({ error: auth.error || 'Unauthorized' }, { status: 401 })
+    }
+
+    const body = await request.json()
+    logger.info('Received request', {
+      hasRegion: Boolean(body.region),
+      hasAccessKeyId: Boolean(body.accessKeyId),
+      hasSecretAccessKey: Boolean(body.secretAccessKey),
+      region: body.region,
+      accessKeyIdPrefix: body.accessKeyId?.slice(0, 8),
+    })
+    const validatedData = DescribeLogGroupsSchema.parse(body)
+
+    const client = new CloudWatchLogsClient({
+      region: validatedData.region,
+      credentials: {
+        accessKeyId: validatedData.accessKeyId,
+        secretAccessKey: validatedData.secretAccessKey,
+      },
+    })
+
+    logger.info('Sending DescribeLogGroupsCommand')
+    const command = new DescribeLogGroupsCommand({
+      ...(validatedData.prefix && { logGroupNamePrefix: validatedData.prefix }),
+      ...(validatedData.limit !== undefined && { limit: validatedData.limit }),
+    })
+
+    const response = await client.send(command)
+    logger.info('DescribeLogGroupsCommand returned', { count: response.logGroups?.length ?? 0 })
+
+    const logGroups = (response.logGroups ?? []).map((lg) => ({
+      logGroupName: lg.logGroupName ?? '',
+      arn: lg.arn ?? '',
+      storedBytes: lg.storedBytes ?? 0,
+      retentionInDays: lg.retentionInDays,
+      creationTime: lg.creationTime,
+    }))
+
+    return NextResponse.json({
+      success: true,
+      output: { logGroups },
+    })
+  } catch (error) {
+    const errorMessage =
+      error instanceof Error ? error.message : 'Failed to describe CloudWatch log groups'
+    return NextResponse.json({ error: errorMessage }, { status: 500 })
+  }
+}

apps/sim/app/api/tools/cloudwatch/describe-log-streams/route.ts

@@ -0,0 +1,48 @@
+import { type NextRequest, NextResponse } from 'next/server'
+import { z } from 'zod'
+import { checkSessionOrInternalAuth } from '@/lib/auth/hybrid'
+import { createCloudWatchLogsClient, describeLogStreams } from '@/app/api/tools/cloudwatch/utils'
+
+const DescribeLogStreamsSchema = z.object({
+  region: z.string().min(1, 'AWS region is required'),
+  accessKeyId: z.string().min(1, 'AWS access key ID is required'),
+  secretAccessKey: z.string().min(1, 'AWS secret access key is required'),
+  logGroupName: z.string().min(1, 'Log group name is required'),
+  prefix: z.string().optional(),
+  limit: z.preprocess(
+    (v) => (v === '' || v === undefined || v === null ? undefined : v),
+    z.number({ coerce: true }).int().positive().optional()
+  ),
+})
+
+export async function POST(request: NextRequest) {
+  try {
+    const auth = await checkSessionOrInternalAuth(request)
+    if (!auth.success || !auth.userId) {
+      return NextResponse.json({ error: auth.error || 'Unauthorized' }, { status: 401 })
+    }
+
+    const body = await request.json()
+    const validatedData = DescribeLogStreamsSchema.parse(body)
+
+    const client = createCloudWatchLogsClient({
+      region: validatedData.region,
+      accessKeyId: validatedData.accessKeyId,
+      secretAccessKey: validatedData.secretAccessKey,
+    })
+
+    const result = await describeLogStreams(client, validatedData.logGroupName, {
+      prefix: validatedData.prefix,
+      limit: validatedData.limit,
+    })
+
+    return NextResponse.json({
+      success: true,
+      output: { logStreams: result.logStreams },
+    })
+  } catch (error) {
+    const errorMessage =
+      error instanceof Error ? error.message : 'Failed to describe CloudWatch log streams'
+    return NextResponse.json({ error: errorMessage }, { status: 500 })
+  }
+}

apps/sim/app/api/tools/cloudwatch/get-log-events/route.ts

@@ -0,0 +1,56 @@
+import { type NextRequest, NextResponse } from 'next/server'
+import { z } from 'zod'
+import { checkInternalAuth } from '@/lib/auth/hybrid'
+import { createCloudWatchLogsClient, getLogEvents } from '@/app/api/tools/cloudwatch/utils'
+
+const GetLogEventsSchema = z.object({
+  region: z.string().min(1, 'AWS region is required'),
+  accessKeyId: z.string().min(1, 'AWS access key ID is required'),
+  secretAccessKey: z.string().min(1, 'AWS secret access key is required'),
+  logGroupName: z.string().min(1, 'Log group name is required'),
+  logStreamName: z.string().min(1, 'Log stream name is required'),
+  startTime: z.number({ coerce: true }).int().optional(),
+  endTime: z.number({ coerce: true }).int().optional(),
+  limit: z.preprocess(
+    (v) => (v === '' || v === undefined || v === null ? undefined : v),
+    z.number({ coerce: true }).int().positive().optional()
+  ),
+})
+
+export async function POST(request: NextRequest) {
+  try {
+    const auth = await checkInternalAuth(request)
+    if (!auth.success || !auth.userId) {
+      return NextResponse.json({ error: auth.error || 'Unauthorized' }, { status: 401 })
+    }
+
+    const body = await request.json()
+    const validatedData = GetLogEventsSchema.parse(body)
+
+    const client = createCloudWatchLogsClient({
+      region: validatedData.region,
+      accessKeyId: validatedData.accessKeyId,
+      secretAccessKey: validatedData.secretAccessKey,
+    })
+
+    const result = await getLogEvents(
+      client,
+      validatedData.logGroupName,
+      validatedData.logStreamName,
+      {
+        startTime: validatedData.startTime,
+        endTime: validatedData.endTime,
+        limit: validatedData.limit,
+      }
+    )
+
+    return NextResponse.json({
+      success: true,
+      output: { events: result.events },
+    })
+  } catch (error) {
+    const errorMessage =
+      error instanceof Error ? error.message : 'Failed to get CloudWatch log events'
+    return NextResponse.json({ error: errorMessage }, { status: 500 })
+  }
+}

apps/sim/app/api/tools/cloudwatch/get-metric-statistics/route.ts

@@ -0,0 +1,93 @@
+import { CloudWatchClient, GetMetricStatisticsCommand } from '@aws-sdk/client-cloudwatch'
+import { type NextRequest, NextResponse } from 'next/server'
+import { z } from 'zod'
+import { checkInternalAuth } from '@/lib/auth/hybrid'
+
+const GetMetricStatisticsSchema = z.object({
+  region: z.string().min(1, 'AWS region is required'),
+  accessKeyId: z.string().min(1, 'AWS access key ID is required'),
+  secretAccessKey: z.string().min(1, 'AWS secret access key is required'),
+  namespace: z.string().min(1, 'Namespace is required'),
+  metricName: z.string().min(1, 'Metric name is required'),
+  startTime: z.number({ coerce: true }).int(),
+  endTime: z.number({ coerce: true }).int(),
+  period: z.number({ coerce: true }).int().min(1),
+  statistics: z.array(z.enum(['Average', 'Sum', 'Minimum', 'Maximum', 'SampleCount'])).min(1),
+  dimensions: z.string().optional(),
+})
+
+export async function POST(request: NextRequest) {
+  try {
+    const auth = await checkInternalAuth(request)
+    if (!auth.success || !auth.userId) {
+      return NextResponse.json({ error: auth.error || 'Unauthorized' }, { status: 401 })
+    }
+
+    const body = await request.json()
+    const validatedData = GetMetricStatisticsSchema.parse(body)
+
+    const client = new CloudWatchClient({
+      region: validatedData.region,
+      credentials: {
+        accessKeyId: validatedData.accessKeyId,
+        secretAccessKey: validatedData.secretAccessKey,
+      },
+    })
+
+    let parsedDimensions: { Name: string; Value: string }[] | undefined
+    if (validatedData.dimensions) {
+      try {
+        const dims = JSON.parse(validatedData.dimensions)
+        if (Array.isArray(dims)) {
+          parsedDimensions = dims.map((d: { name: string; value: string }) => ({
+            Name: d.name,
+            Value: d.value,
+          }))
+        } else if (typeof dims === 'object') {
+          parsedDimensions = Object.entries(dims).map(([name, value]) => ({
+            Name: name,
+            Value: String(value),
+          }))
+        }
+      } catch {
+        throw new Error('Invalid dimensions JSON')
+      }
+    }
+
+    const command = new GetMetricStatisticsCommand({
+      Namespace: validatedData.namespace,
+      MetricName: validatedData.metricName,
+      StartTime: new Date(validatedData.startTime * 1000),
+      EndTime: new Date(validatedData.endTime * 1000),
+      Period: validatedData.period,
+      Statistics: validatedData.statistics,
+      ...(parsedDimensions && { Dimensions: parsedDimensions }),
+    })
+
+    const response = await client.send(command)
+
+    const datapoints = (response.Datapoints ?? [])
+      .sort((a, b) => (a.Timestamp?.getTime() ?? 0) - (b.Timestamp?.getTime() ?? 0))
+      .map((dp) => ({
+        timestamp: dp.Timestamp ? Math.floor(dp.Timestamp.getTime() / 1000) : 0,
+        average: dp.Average,
+        sum: dp.Sum,
+        minimum: dp.Minimum,
+        maximum: dp.Maximum,
+        sampleCount: dp.SampleCount,
+        unit: dp.Unit,
+      }))
+
+    return NextResponse.json({
+      success: true,
+      output: {
+        label: response.Label ?? validatedData.metricName,
+        datapoints,
+      },
+    })
+  } catch (error) {
+    const errorMessage =
+      error instanceof Error ? error.message : 'Failed to get CloudWatch metric statistics'
+    return NextResponse.json({ error: errorMessage }, { status: 500 })
+  }
+}