https://github.com/ryandotsmith/sfdb

bdb experiment
https://github.com/ryandotsmith/sfdb

Last synced: about 2 months ago
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bdb experiment

• Host: GitHub
• URL: https://github.com/ryandotsmith/sfdb
• Owner: ryandotsmith
• Created: 2013-05-27T01:48:33.000Z (over 11 years ago)
• Default Branch: master
• Last Pushed: 2013-07-24T18:46:41.000Z (over 11 years ago)
• Last Synced: 2024-10-13T17:47:20.075Z (3 months ago)
• Language: C
• Homepage:
• Size: 164 KB
• Stars: 3
• Watchers: 3
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README

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README

        
SFDB

Wire Protocol

	Plain text, length prefixed.

	LengthVersionCommandIdBody

	^     ^      ^      ^ ^

	|     |      |      | |

	|     |      |      | |

	|     |      |      | |Max 976.562 KB 

	|     |      |      |

	|     |      |      |36 bytes

	|     |      |

	|     |      |1 byte       

        |     |

	|     |1 byte

	|

	|6 bytes

Version

	

	1

Command

	Request

	p - Put

	g - Get

	c - Compare & Set 

	Reply

	s - Success 

	e - Error

	r - Redirect 

Id

	UUID

Body

	

	Array of bytes up to ~976KB.

Put 

	Synopsis:

	Write the supplied value to the key identified by the request id.

	Example:

	> 0000581p533cf115-4ffc-4a97-a6eb-4c711645760c{\"hello\": \"world\"}

	< 0000401s533cf115-4ffc-4a97-a6eb-4c711645760c 

	> 0000581p533cf115-4ffc-4a97-a6eb-4c711645760c{\"hello\": \"world\"}

	< 0000531m533cf115-4ffc-4a97-a6eb-4c711645760c0.0.0.0:1234

	> 0000581p533cf115-4ffc-4a97-a6eb-4c711645760c{\"hello\": \"world\"}

	< 0000541e533cf115-4ffc-4a97-a6eb-4c711645760cStorage full.

Get 

	Synopsis:

	Retrieve the value of the supplied key. Response includes the key.

	Example:

	> 0000401g533cf115-4ffc-4a97-a6eb-4c711645760c

	< 0000591s533cf115-4ffc-4a97-a6eb-4c711645760c{\"hello\": \"world\"}

Compare & Set 

	Synopsis:

	

	Write data to a key if the current value of the key matches

	the expected value supplied by the client; otherwise return an error.

	The body of the request must contain length prefixed values.

	When operation fails due to invalid expectation, the body

	of the response contains 2 length prefixed values: expected, actual.

	Example:

	> 0000421c533cf115-4ffc-4a97-a6eb-4c711645760c1011

	< 0000391s533cf115-4ffc-4a97-a6eb-4c711645760c1

	> 0000421c533cf115-4ffc-4a97-a6eb-4c711645760c1112

	< 0000391s533cf115-4ffc-4a97-a6eb-4c711645760c2

	> 0000421c533cf115-4ffc-4a97-a6eb-4c711645760c1112

	< 0000421e533cf115-4ffc-4a97-a6eb-4c711645760c1112

Client Libraries

	Ruby - https://github.com/ryandotsmith/sfdb-rb