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340 lines
8.4 KiB
Markdown
340 lines
8.4 KiB
Markdown
# Asset Requests
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The universal Aquarius Endpoint is [`https://v4.aquarius.oceanprotocol.com`](https://v4.aquarius.oceanprotocol.com).
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## Assets
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### **Get** `/api/aquarius/assets/ddo/<did>`
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#### Description
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Get DDO of a particular asset.
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#### Parameters
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| name | description | type | in | required |
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| ----- | ---------------- | ------ | ---- | -------- |
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| `did` | DID of the asset | string | path | true |
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#### Curl Example
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```
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curl --location --request GET 'https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/ddo/did:op:cd086344c275bc7c560e91d472be069a24921e73a2c3798fb2b8caadf8d245d6'
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```
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#### Javascript Example
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```runkit nodeVersion="18.x.x"
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const axios = require('axios')
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const did = 'did:op:ce3f161fb98c64a2ded37fd34e25f28343f2c88d0c8205242df9c621770d4b3b'
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const response = await axios(`https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/ddo/${did}`)
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console.log(response.status)
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console.log(response.data.nftAddress)
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console.log(response.data.metadata.name)
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console.log(response.data.metadata.description)
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```
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#### Responses
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`200`
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* content-type: json
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* description: On successful operation returns DDO information.
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`404`
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* content-type: json
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* description: This asset DID is not in ES.
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* response body:
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```
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{
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"error": "Asset DID <did> not found in Elasticsearch."
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}
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```
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### **GET** `/api/aquarius/assets/metadata/<did>`
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#### Description
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Get metadata of a particular asset.
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#### Parameters
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| name | description | type | in | required |
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| ----- | ---------------- | ------ | ---- | -------- |
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| `did` | DID of the asset | string | path | true |
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#### Curl Example
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```bash
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curl --location --request GET 'https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/metadata/did:op:cd086344c275bc7c560e91d472be069a24921e73a2c3798fb2b8caadf8d245d6'
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```
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#### Javascript Example
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```runkit nodeVersion="18.x.x"
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const axios = require('axios')
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const did = 'did:op:ce3f161fb98c64a2ded37fd34e25f28343f2c88d0c8205242df9c621770d4b3b'
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const response = await axios(`https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/metadata/${did}`)
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console.log(response.status)
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console.log(response.data.name)
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console.log(response.data.description)
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```
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#### Responses
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`200`
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* content-type: json
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* description: successful operation.
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`404`
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* content-type: json
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* description: This asset DID is not in ES.
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* response body:
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```
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{
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"error": "Error encountered while retrieving metadata: NotFoundError(404, '{\"_index\":\"aquarius\",\"_type\":\"_doc\",\"_id\":\"<did>\",\"found\":false}')."
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}
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```
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### **POST** `/api/aquarius/assets/names`
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#### Description
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Get names of assets as specified in the payload.
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#### Parameters
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| name | description | type | in | required |
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| --------- | ------------------ | ---- | ---- | -------- |
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| `didList` | list of asset DIDs | list | body | true |
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#### Curl Example
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```bash
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curl --location --request POST 'https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/names' \
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--header 'Content-Type: application/json' \
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--data-raw '{
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"didList" : ["did:op:cd086344c275bc7c560e91d472be069a24921e73a2c3798fb2b8caadf8d245d6"]
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}'
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```
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#### Javascript Example
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```runkit nodeVersion="18.x.x"
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const axios = require('axios')
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const body = {didList : ["did:op:cd086344c275bc7c560e91d472be069a24921e73a2c3798fb2b8caadf8d245d6", "did:op:ce3f161fb98c64a2ded37fd34e25f28343f2c88d0c8205242df9c621770d4b3b"]}
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const response = await axios.post('https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/names', body)
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console.log(response.status)
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for (let key in response.data) {
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console.log(key + ': ' + response.data[key]);
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}
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```
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#### Responses
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`200`
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* content-type: json
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* description: successful operation.
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* response body:
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```
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{"did:op:cd086344c275bc7c560e91d472be069a24921e73a2c3798fb2b8caadf8d245d6": "Ocean CEX Aggregator: OHLC history for OCEAN/USDT "}
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```
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`400`
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* content-type: json
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* description: This asset DID is not in ES.
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* response body:
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```
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{
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"error": "The requested didList can not be empty."
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}
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```
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### **POST** `/api/aquarius/assets/query`
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#### **Description**
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Run a native ES query. Body must be a valid json object.
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#### Curl Example
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```bash
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curl --location --request POST 'https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/query' \
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--header 'Content-Type: application/json' \
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--data-raw '{
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"query": {
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"match_all": {}
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}
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}'
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```
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#### Javascript Example
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```runkit nodeVersion="18.x.x"
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const axios = require('axios')
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const body = { "query": { "match_all": { } } }
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const response = await axios.post('https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/query', body)
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console.log(response.status)
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console.log(response.data.hits.hits[0])
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for (const value of response.data.hits.hits) {
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console.log(value);
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}
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```
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#### Responses
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`200`
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* content-type: json
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`500`
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* description: elasticsearch exception
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### **POST** `/api/aquarius/assets/ddo/validate`
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#### Description
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Validate DDO content. Cosumes `application/octet-stream`
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#### Curl Example
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```bash
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curl --location --request POST 'https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/query/api/v1/aquarius/assets/ddo/validate' \
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--header 'Content-Type: application/json' \
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--data-raw '<json_body>'
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```
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#### Javascript Example
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{% embed url="https://runkit.com/oceanprotocol/646b68e10611080008c6a640" %}
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#### Valid body
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```
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{
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"@context": ["https://w3id.org/did/v1"],
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"id": "did:op:56c3d0ac76c02cc5cec98993be2b23c8a681800c08f2ff77d40c895907517280",
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"version": "4.1.0",
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"chainId": 1337,
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"nftAddress": "0xabc",
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"metadata": {
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"created": "2000-10-31T01:30:00.000-05:00Z",
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"updated": "2000-10-31T01:30:00.000-05:00",
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"name": "Ocean protocol white paper",
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"type": "dataset",
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"description": "Ocean protocol white paper -- description",
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"author": "Ocean Protocol Foundation Ltd.",
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"license": "CC-BY",
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"contentLanguage": "en-US",
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"tags": ["white-papers"],
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"additionalInformation": {"test-key": "test-value"},
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"links": [
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"http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-daily/",
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"http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-averages-25km/",
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"http://data.ceda.ac.uk/badc/ukcp09/"
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]
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},
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"services": [
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{
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"id": "test",
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"type": "access",
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"datatokenAddress": "0xC7EC1970B09224B317c52d92f37F5e1E4fF6B687",
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"name": "Download service",
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"description": "Download service",
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"serviceEndpoint": "http://172.15.0.4:8030/",
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"timeout": 0,
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"files": "encryptedFiles"
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}
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]
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}
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```
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#### Responses:
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`200`
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Successfull request.
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`400`
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Invalid DDO format
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`500`
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Error
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### **POST** `/api/aquarius/assets/triggerCaching`
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#### Description
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Manually triggers DDO caching based on a `transacionId` containing either MetadataCreated or MetadataUpdated event(s).
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#### Parameters
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| name | description | type | in | required |
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| --------------- | ------------------------------------ | ------ | ---- | -------- |
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| `transactionId` | DID of the asset | string | path | true |
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| `logIndex` | custom log index for the transaction | int | path | false |
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#### Curl Example
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```bash
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curl --location --request POST 'https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/triggerCaching' \
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--header 'Content-Type: application/json' \
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--data-raw '<json_body>'
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```
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#### Javascript Example
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```runkit nodeVersion="18.x.x"
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const axios = require('axios')
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const body = { "transactionId": "0x945596edf2a26d127514a78ed94fea86b199e68e9bed8b6f6d6c8bb24e451f27", "logIndex": 0}
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const response = await axios.post( 'https://v4.aquarius.oceanprotocol.com/api/aquarius/assets/triggerCaching', body)
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console.log(response.status)
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console.log(response.data)
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```
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#### Valid body
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```
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{
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"transactionId": "0x945596edf2a26d127514a78ed94fea86b199e68e9bed8b6f6d6c8bb24e451f27",
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"logIndex": 0
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}
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```
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#### Responses:
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`200`
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Description: triggering successful, updated asset returned
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`400`
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Description: request issues: either log index not found, or neither of MetadataCreated, MetadataUpdated found in tx log
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`500`
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Description: Error |