AWS Fault Injection Simulator API

openapi: 3.1.0
info:
  title: AWS Fault Injection Simulator API
  description: AWS Fault Injection Simulator (FIS) is a fully managed service for running fault injection experiments on AWS. This API enables creating experiment templates, starting and stopping 
    experiments, managing safety levers, and configuring multi-account targets for chaos engineering.
  version: '2020-12-01'
  contact:
    name: Amazon Web Services
    url: https://aws.amazon.com/contact-us/
  termsOfService: https://aws.amazon.com/service-terms/
  x-generated-from: documentation
  x-last-validated: '2026-04-19'
externalDocs:
  description: AWS FIS API Reference
  url: https://docs.aws.amazon.com/fis/latest/APIReference/Welcome.html
servers:
- url: https://fis.{region}.amazonaws.com
  description: AWS FIS Regional Endpoint
  variables:
    region:
      default: us-east-1
      description: AWS Region
tags:
- name: Experiment Templates
  description: Create and manage fault injection experiment templates
- name: Experiments
  description: Start, stop, and monitor fault injection experiments
- name: Actions
  description: Discover available FIS fault injection actions
- name: Target Resource Types
  description: Discover available target resource types
- name: Safety Levers
  description: Manage safety levers for experiment control
- name: Target Account Configurations
  description: Configure multi-account experiment targets
- name: Tagging
  description: Manage tags on FIS resources
security:
- aws_signature_v4: []
paths:
  /experimentTemplates:
    post:
      operationId: createExperimentTemplate
      summary: AWS Fault Injection Simulator Create Experiment Template
      description: Creates an experiment template defining targets, actions, and stop conditions for fault injection experiments.
      tags:
      - Experiment Templates
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateExperimentTemplateRequest'
            examples:
              CreateExperimentTemplateRequestExample:
                summary: Default createExperimentTemplate request
                x-microcks-default: true
                value:
                  clientToken: token-abc123
                  description: Test EC2 instance failure
                  stopConditions:
                  - source: aws:cloudwatch:alarm
                    value: arn:aws:cloudwatch:us-east-1:123456789012:alarm/my-alarm
                  targets:
                    myTargets:
                      resourceType: aws:ec2:instance
                      resourceTags:
                        Environment: test
                      selectionMode: ALL
                  actions:
                    stopInstances:
                      actionId: aws:ec2:stop-instances
                      targets:
                        Instances: myTargets
      responses:
        '200':
          description: Template created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExperimentTemplateResponse'
              examples:
                CreateExperimentTemplate200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    experimentTemplate:
                      id: EXT123
                      description: Test EC2 instance failure
                      status:
                        status: active
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '409':
          description: Conflict
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    get:
      operationId: listExperimentTemplates
      summary: AWS Fault Injection Simulator List Experiment Templates
      description: Lists your experiment templates.
      tags:
      - Experiment Templates
      parameters:
      - name: maxResults
        in: query
        description: Maximum results
        schema:
          type: integer
        example: 20
      - name: nextToken
        in: query
        description: Pagination token
        schema:
          type: string
      responses:
        '200':
          description: List of templates
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListExperimentTemplatesResponse'
              examples:
                ListExperimentTemplates200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    experimentTemplates:
                    - id: EXT123
                      description: Test EC2 failure
                      creationTime: '2026-04-19T12:00:00Z'
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /experimentTemplates/{id}:
    get:
      operationId: getExperimentTemplate
      summary: AWS Fault Injection Simulator Get Experiment Template
      description: Gets information about the specified experiment template.
      tags:
      - Experiment Templates
      parameters:
      - name: id
        in: path
        required: true
        description: Experiment template ID
        schema:
          type: string
        example: EXT123
      responses:
        '200':
          description: Template details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExperimentTemplateResponse'
              examples:
                GetExperimentTemplate200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    experimentTemplate:
                      id: EXT123
                      description: Test EC2 failure
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    patch:
      operationId: updateExperimentTemplate
      summary: AWS Fault Injection Simulator Update Experiment Template
      description: Updates the specified experiment template.
      tags:
      - Experiment Templates
      parameters:
      - name: id
        in: path
        required: true
        description: Template ID
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UpdateExperimentTemplateRequest'
            examples:
              UpdateExperimentTemplateRequestExample:
                summary: Default request
                x-microcks-default: true
                value:
                  description: Updated description
      responses:
        '200':
          description: Template updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExperimentTemplateResponse'
              examples:
                UpdateExperimentTemplate200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    experimentTemplate:
                      id: EXT123
                      description: Updated description
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    delete:
      operationId: deleteExperimentTemplate
      summary: AWS Fault Injection Simulator Delete Experiment Template
      description: Deletes the specified experiment template.
      tags:
      - Experiment Templates
      parameters:
      - name: id
        in: path
        required: true
        description: Template ID
        schema:
          type: string
      responses:
        '200':
          description: Template deleted
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExperimentTemplateResponse'
              examples:
                DeleteExperimentTemplate200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    experimentTemplate:
                      id: EXT123
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /experiments:
    post:
      operationId: startExperiment
      summary: AWS Fault Injection Simulator Start Experiment
      description: Starts running an experiment from the specified experiment template.
      tags:
      - Experiments
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/StartExperimentRequest'
            examples:
              StartExperimentRequestExample:
                summary: Default request
                x-microcks-default: true
                value:
                  clientToken: token-abc123
                  experimentTemplateId: EXT123
                  tags:
                    Name: my-experiment
      responses:
        '200':
          description: Experiment started
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExperimentResponse'
              examples:
                StartExperiment200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    experiment:
                      id: EXP123
                      experimentTemplateId: EXT123
                      state:
                        status: running
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '404':
          description: Template not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    get:
      operationId: listExperiments
      summary: AWS Fault Injection Simulator List Experiments
      description: Lists your experiments.
      tags:
      - Experiments
      parameters:
      - name: maxResults
        in: query
        description: Maximum results
        schema:
          type: integer
      - name: nextToken
        in: query
        description: Pagination token
        schema:
          type: string
      - name: experimentTemplateId
        in: query
        description: Filter by template ID
        schema:
          type: string
      responses:
        '200':
          description: List of experiments
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListExperimentsResponse'
              examples:
                ListExperiments200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    experiments:
                    - id: EXP123
                      experimentTemplateId: EXT123
                      state:
                        status: completed
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /experiments/{id}:
    get:
      operationId: getExperiment
      summary: AWS Fault Injection Simulator Get Experiment
      description: Gets information about the specified experiment.
      tags:
      - Experiments
      parameters:
      - name: id
        in: path
        required: true
        description: Experiment ID
        schema:
          type: string
        example: EXP123
      responses:
        '200':
          description: Experiment details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExperimentResponse'
              examples:
                GetExperiment200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    experiment:
                      id: EXP123
                      experimentTemplateId: EXT123
                      state:
                        status: running
                        reason: Experiment running normally
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    delete:
      operationId: stopExperiment
      summary: AWS Fault Injection Simulator Stop Experiment
      description: Stops the specified experiment.
      tags:
      - Experiments
      parameters:
      - name: id
        in: path
        required: true
        description: Experiment ID
        schema:
          type: string
      responses:
        '200':
          description: Experiment stopped
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExperimentResponse'
              examples:
                StopExperiment200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    experiment:
                      id: EXP123
                      state:
                        status: stopping
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /actions:
    get:
      operationId: listActions
      summary: AWS Fault Injection Simulator List Actions
      description: Lists the available FIS actions.
      tags:
      - Actions
      parameters:
      - name: maxResults
        in: query
        description: Maximum results
        schema:
          type: integer
      - name: nextToken
        in: query
        description: Pagination token
        schema:
          type: string
      responses:
        '200':
          description: List of actions
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListActionsResponse'
              examples:
                ListActions200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    actions:
                    - id: aws:ec2:stop-instances
                      description: Stop EC2 instances
                    - id: aws:rds:failover-db-cluster
                      description: Failover RDS cluster
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /actions/{id}:
    get:
      operationId: getAction
      summary: AWS Fault Injection Simulator Get Action
      description: Gets information about the specified FIS action.
      tags:
      - Actions
      parameters:
      - name: id
        in: path
        required: true
        description: Action ID
        schema:
          type: string
        example: aws:ec2:stop-instances
      responses:
        '200':
          description: Action details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ActionResponse'
              examples:
                GetAction200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    action:
                      id: aws:ec2:stop-instances
                      description: Stop EC2 instances
                      targets:
                        Instances:
                          resourceType: aws:ec2:instance
                          selectionMode: ALL
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /targetResourceTypes:
    get:
      operationId: listTargetResourceTypes
      summary: AWS Fault Injection Simulator List Target Resource Types
      description: Lists the target resource types.
      tags:
      - Target Resource Types
      parameters:
      - name: maxResults
        in: query
        description: Maximum results
        schema:
          type: integer
      - name: nextToken
        in: query
        description: Pagination token
        schema:
          type: string
      responses:
        '200':
          description: List of resource types
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListTargetResourceTypesResponse'
              examples:
                ListTargetResourceTypes200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    targetResourceTypes:
                    - resourceType: aws:ec2:instance
                      description: EC2 Instance
                    - resourceType: aws:rds:cluster
                      description: RDS Cluster
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /targetResourceTypes/{resourceType}:
    get:
      operationId: getTargetResourceType
      summary: AWS Fault Injection Simulator Get Target Resource Type
      description: Gets information about the specified resource type.
      tags:
      - Target Resource Types
      parameters:
      - name: resourceType
        in: path
        required: true
        description: Resource type
        schema:
          type: string
        example: aws:ec2:instance
      responses:
        '200':
          description: Resource type details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TargetResourceTypeResponse'
              examples:
                GetTargetResourceType200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    targetResourceType:
                      resourceType: aws:ec2:instance
                      description: EC2 Instance
                      parameters: {}
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /safetyLevers/{id}:
    get:
      operationId: getSafetyLever
      summary: AWS Fault Injection Simulator Get Safety Lever
      description: Gets information about the specified safety lever.
      tags:
      - Safety Levers
      parameters:
      - name: id
        in: path
        required: true
        description: Safety lever ID
        schema:
          type: string
        example: SL123
      responses:
        '200':
          description: Safety lever details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SafetyLeverResponse'
              examples:
                GetSafetyLever200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    safetyLever:
                      id: SL123
                      arn: arn:aws:fis:us-east-1:123456789012:safety-lever/SL123
                      state:
                        status: engaged
                        reason: No active experiments
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    patch:
      operationId: updateSafetyLeverState
      summary: AWS Fault Injection Simulator Update Safety Lever State
      description: Updates the state of the safety lever.
      tags:
      - Safety Levers
      parameters:
      - name: id
        in: path
        required: true
        description: Safety lever ID
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UpdateSafetyLeverStateRequest'
            examples:
              UpdateSafetyLeverStateRequestExample:
                summary: Default request
                x-microcks-default: true
                value:
                  state:
                    status: disengaged
                    reason: Running planned experiment
      responses:
        '200':
          description: Safety lever updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SafetyLeverResponse'
              examples:
                UpdateSafetyLeverState200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    safetyLever:
                      id: SL123
                      state:
                        status: disengaged
                        reason: Running planned experiment
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /tags/{resourceArn}:
    get:
      operationId: listTagsForResource
      summary: AWS Fault Injection Simulator List Tags for Resource
      description: Lists the tags for the specified resource.
      tags:
      - Tagging
      parameters:
      - name: resourceArn
        in: path
        required: true
        description: Resource ARN
        schema:
          type: string
      responses:
        '200':
          description: Tags returned
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListTagsResponse'
              examples:
                ListTagsForResource200Example:
                  summary: Default response
                  x-microcks-default: true
                  value:
                    tags:
                      Environment: test
                      Team: platform
        '404':
          description: Not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    post:
      operationId: tagResource
      summary: AWS Fault Injection Simulator Tag a Resource
      description: Applies tags to the specified resource.
      tags:
      - Tagging
      parameters:
      - name: resourceArn
        in: path
        required: true
        description: Resource ARN
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TagResourceRequest'
            examples:
              TagResourceRequestExample:
                summary: Default request
                x-microcks-default: true
                value:
                  tags:
                    Environment: test
                    Team: platform
      responses:
        '200':
          description: Tags applied
          content:
            application/json:
              schema:
                type: object
              examples:
                TagResource200Example:
                  summary: Default response
                  x-microcks-default: true
                  value: {}
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    delete:
      operationId: untagResource
      summary: AWS Fault Injection Simulator Untag a Resource
      description: Removes tags from the specified resource.
      tags:
      - Tagging
      parameters:
      - name: resourceArn
        in: path
        required: true
        description: Resource ARN
        schema:
          type: string
      - name: tagKeys
        in: query
        description: Tag keys to remove
        schema:
          type: array
          items:
            type: string
      responses:
        '200':
          description: Tags removed
          content:
            application/json:
              schema:
                type: object
              examples:
                UntagResource200Example:
                  summary: Default response
                  x-microcks-default: true
                  value: {}
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  securitySchemes:
    aws_signature_v4:
      type: apiKey
      in: header
      name: Authorization
      description: AWS Signature Version 4 authentication
  schemas:
    ExperimentTemplate:
      type: object
      description: An experiment template defining fault injection targets, actions, and stop conditions
      properties:
        id:
          type: string
          description: Template ID
          example: EXT123
        arn:
          type: string
          description: Template ARN
          example: arn:aws:fis:us-east-1:123456789012:experiment-template/EXT123
        description:
          type: string
          description: Template description
          example: Test EC2 instance failure
        targets:
          type: object
          description: Target definitions
          additionalProperties:
            $ref: '#/components/schemas/ExperimentTemplateTarget'
        actions:
          type: object
          description: Action definitions
          additionalProperties:
            $ref: '#/components/schemas/ExperimentTemplateAction'
        stopConditions:
          type: array
          description: Stop conditions
          items:
            $ref: '#/components/schemas/ExperimentTemplateStopCondition'
        creationTime:
          type: string
          format: date-time
          description: Template creation time
          example: '2026-04-19T12:00:00Z'
        lastUpdateTime:
          type: string
          format: date-time
          description: Last update time
        roleArn:
          type: string
          description: IAM role ARN for experiment execution
        tags:
          type: object
          description: Resource tags
          additionalProperties:
            type: string
    ExperimentTemplateTarget:
      type: object
      description: Target definition in an experiment template
      properties:
        resourceType:
          type: string
          description: AWS resource type
          example: aws:ec2:instance
        resourceArns:
          type: array
          description: Specific resource ARNs
          items:
            type: string
        resourceTags:
          type: object
          description: Tags to filter resources
          additionalProperties:
            type: string
        filters:
          type: array
          description: Resource filters
          items:
     

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# Full source: https://raw.githubusercontent.com/api-evangelist/amazon-fault-injection-simulator/refs/heads/main/openapi/amazon-fis-openapi.yml