Alex
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**Specification:** View spec at [this URL](https://git.deuxfleurs.fr/Deuxfleurs/garage/src/branch/k2v/doc/drafts/k2v-spec.md) - [x] Specify the structure of K2V triples - [x] Specify the DVVS format used for causality detection - [x] Specify the K2V index (just a counter of number of values per partition key) - [x] Specify single-item endpoints: ReadItem, InsertItem, DeleteItem - [x] Specify index endpoint: ReadIndex - [x] Specify multi-item endpoints: InsertBatch, ReadBatch, DeleteBatch - [x] Move to JSON objects instead of tuples - [x] Specify endpoints for polling for updates on single values (PollItem) **Implementation:** - [x] Table for K2V items, causal contexts - [x] Indexing mechanism and table for K2V index - [x] Make API handlers a bit more generic - [x] K2V API endpoint - [x] K2V API router - [x] ReadItem - [x] InsertItem - [x] DeleteItem - [x] PollItem - [x] ReadIndex - [x] InsertBatch - [x] ReadBatch - [x] DeleteBatch **Testing:** - [x] Just a simple Python script that does some requests to check visually that things are going right (does not contain parsing of results or assertions on returned values) - [x] Actual tests: - [x] Adapt testing framework - [x] Simple test with InsertItem + ReadItem - [x] Test with several Insert/Read/DeleteItem + ReadIndex - [x] Test all combinations of return formats for ReadItem - [x] Test with ReadBatch, InsertBatch, DeleteBatch - [x] Test with PollItem - [x] Test error codes - [ ] Fix most broken stuff - [x] test PollItem broken randomly - [x] when invalid causality tokens are given, errors should be 4xx not 5xx **Improvements:** - [x] Descending range queries - [x] Specify - [x] Implement - [x] Add test - [x] Batch updates to index counter - [x] Put K2V behind `k2v` feature flag Co-authored-by: Alex Auvolat <alex@adnab.me> Reviewed-on: #293 Co-authored-by: Alex <alex@adnab.me> Co-committed-by: Alex <alex@adnab.me>
158 lines
5 KiB
Python
Executable file
158 lines
5 KiB
Python
Executable file
#!/usr/bin/env python
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import os
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import requests
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from datetime import datetime
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# let's talk to our AWS Elasticsearch cluster
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#from requests_aws4auth import AWS4Auth
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#auth = AWS4Auth('GK31c2f218a2e44f485b94239e',
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# 'b892c0665f0ada8a4755dae98baa3b133590e11dae3bcc1f9d769d67f16c3835',
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# 'us-east-1',
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# 's3')
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from aws_requests_auth.aws_auth import AWSRequestsAuth
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auth = AWSRequestsAuth(aws_access_key='GK31c2f218a2e44f485b94239e',
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aws_secret_access_key='b892c0665f0ada8a4755dae98baa3b133590e11dae3bcc1f9d769d67f16c3835',
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aws_host='localhost:3812',
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aws_region='us-east-1',
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aws_service='k2v')
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print("-- ReadIndex")
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response = requests.get('http://localhost:3812/alex',
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auth=auth)
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print(response.headers)
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print(response.text)
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sort_keys = ["a", "b", "c", "d"]
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for sk in sort_keys:
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print("-- (%s) Put initial (no CT)"%sk)
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response = requests.put('http://localhost:3812/alex/root?sort_key=%s'%sk,
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auth=auth,
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data='{}: Hello, world!'.format(datetime.timestamp(datetime.now())))
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print(response.headers)
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print(response.text)
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print("-- Get")
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response = requests.get('http://localhost:3812/alex/root?sort_key=%s'%sk,
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auth=auth)
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print(response.headers)
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print(response.text)
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ct = response.headers["x-garage-causality-token"]
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print("-- ReadIndex")
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response = requests.get('http://localhost:3812/alex',
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auth=auth)
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print(response.headers)
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print(response.text)
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print("-- Put with CT")
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response = requests.put('http://localhost:3812/alex/root?sort_key=%s'%sk,
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auth=auth,
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headers={'x-garage-causality-token': ct},
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data='{}: Good bye, world!'.format(datetime.timestamp(datetime.now())))
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print(response.headers)
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print(response.text)
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print("-- Get")
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response = requests.get('http://localhost:3812/alex/root?sort_key=%s'%sk,
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auth=auth)
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print(response.headers)
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print(response.text)
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print("-- Put again with same CT (concurrent)")
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response = requests.put('http://localhost:3812/alex/root?sort_key=%s'%sk,
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auth=auth,
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headers={'x-garage-causality-token': ct},
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data='{}: Concurrent value, oops'.format(datetime.timestamp(datetime.now())))
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print(response.headers)
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print(response.text)
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for sk in sort_keys:
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print("-- (%s) Get"%sk)
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response = requests.get('http://localhost:3812/alex/root?sort_key=%s'%sk,
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auth=auth)
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print(response.headers)
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print(response.text)
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ct = response.headers["x-garage-causality-token"]
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print("-- Delete")
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response = requests.delete('http://localhost:3812/alex/root?sort_key=%s'%sk,
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headers={'x-garage-causality-token': ct},
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auth=auth)
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print(response.headers)
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print(response.text)
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print("-- ReadIndex")
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response = requests.get('http://localhost:3812/alex',
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auth=auth)
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print(response.headers)
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print(response.text)
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print("-- InsertBatch")
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response = requests.post('http://localhost:3812/alex',
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auth=auth,
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data='''
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[
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{"pk": "root", "sk": "a", "ct": null, "v": "aW5pdGlhbCB0ZXN0Cg=="},
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{"pk": "root", "sk": "b", "ct": null, "v": "aW5pdGlhbCB0ZXN1Cg=="},
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{"pk": "root", "sk": "c", "ct": null, "v": "aW5pdGlhbCB0ZXN2Cg=="}
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]
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''')
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print(response.headers)
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print(response.text)
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print("-- ReadIndex")
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response = requests.get('http://localhost:3812/alex',
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auth=auth)
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print(response.headers)
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print(response.text)
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for sk in sort_keys:
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print("-- (%s) Get"%sk)
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response = requests.get('http://localhost:3812/alex/root?sort_key=%s'%sk,
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auth=auth)
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print(response.headers)
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print(response.text)
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ct = response.headers["x-garage-causality-token"]
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print("-- ReadBatch")
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response = requests.post('http://localhost:3812/alex?search',
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auth=auth,
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data='''
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[
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{"partitionKey": "root"},
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{"partitionKey": "root", "tombstones": true},
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{"partitionKey": "root", "tombstones": true, "limit": 2},
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{"partitionKey": "root", "start": "c", "singleItem": true},
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{"partitionKey": "root", "start": "b", "end": "d", "tombstones": true}
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]
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''')
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print(response.headers)
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print(response.text)
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print("-- DeleteBatch")
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response = requests.post('http://localhost:3812/alex?delete',
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auth=auth,
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data='''
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[
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{"partitionKey": "root", "start": "b", "end": "c"}
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]
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''')
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print(response.headers)
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print(response.text)
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print("-- ReadBatch")
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response = requests.post('http://localhost:3812/alex?search',
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auth=auth,
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data='''
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[
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{"partitionKey": "root"}
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]
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''')
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print(response.headers)
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print(response.text)
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