---
title: "Queries information relating to on-boarded application packages in the MEO"
method: GET
path: "/app_packages"
tags: ["app-pkgm"]
---

# Queries information relating to on-boarded application packages in the MEO

`GET /app_packages`

queries information relating to on-boarded application packages in the MEO

## Query parameters

- `filter` string
- `all_fields` string
- `fields` string
- `exclude_fields` string
- `exclude_default` string

## Response `200`

Contains a representation of the application package resource

- AppPkgInfo[]
  - `id` string, required — Identifier of the onboarded application package.
  - `appDId` string, required — Identifier of this MEC application descriptor. This attribute shall be globally unique.
  - `appProvider` string — Provider of the application and of the AppD.
  - `appName` string, required — Name to identify the MEC application.
  - `appSoftwareVersion` string, required — Software version of the application. This is updated when there is any change to the software in the onboarded application package.
  - `appDVersion` string, required — Identifies the version of the application descriptor.
  - `checksum` Checksum, required
    - `algorithm` string, required — Name of the algorithm used to generate the checksum, as defined in ETSI GS NFV-SOL 004. For example, SHA-256, SHA-512.
    - `hash` string, required — 'String 1 The hexadecimal value of the checksum'
  - `softwareImages` unknown, required
  - `additionalArtifacts` unknown
  - `onboardingState` 'CREATED' | 'UPLOADING' | 'PROCESSING' | 'ONBOARDED', enum, required — Onboarding state of application package
  - `operationalState` 'ENABLED' | 'DISABLED', required — Operational state of the onboarded application package: •ENABLED: the application package can be used for instantiation of new application instances. •DISABLED: the application package cannot be used for further application instantiation requests.
  - `usageState` 'IN_USE' | 'NOT_IN_USE', enum, required — Usage state of the onboarded instance of the application package
  - `userDefinedData` KeyValuePairs — 'This data type represents a list of key-value pairs. The order of the pairs in the list is not significant. In JSON, a set of key-value pairs is represented as an object. It shall comply with the provisions defined in clause 4 of IETF RFC 8259'
  - `_links` AppPkgInfoLinks, required — Links to resources related to this resource.
    - `self` LinkType, required
      - `href` string, uri, required — URI referring to a resource
    - `appD` LinkType, required
      - `href` string, uri, required — URI referring to a resource
    - `appPkgContent` LinkType, required
      - `href` string, uri, required — URI referring to a resource

## Other responses

- `400` — Bad Request : used to indicate that incorrect parameters were passed to the request.
- `401` — Unauthorized : used when the client did not submit credentials.
- `403` — Forbidden : operation is not allowed given the current status of the resource.
- `404` — Not Found : used when a client provided a URI that cannot be mapped to a valid resource URI.
- `406` — Not Acceptable : used to indicate that the server cannot provide the any of the content formats supported by the client.
- `429` — Too Many Requests : used when a rate limiter has triggered.

---

[API](https://skmtc.net/etsi/apis/etsi-gs-mec-010-2-part-2-application-lifecycle-rules-and-req.md) · [All operations](https://skmtc.net/etsi/apis/etsi-gs-mec-010-2-part-2-application-lifecycle-rules-and-req/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/etsi/etsi-gs-mec-010-2-part-2-application-lifecycle-rules-and-req/versions/5e79fac60c9d/schema)