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18 Commits

Author SHA1 Message Date
Harshavardhana c493ab5d0d XL: Bring in sha512 checksum support. (#1797) 2016-05-31 20:23:31 -07:00
Harshavardhana 445dc22118 XL: Cleanup and add more comments. (#1807) 2016-05-30 16:51:59 -07:00
Harshavardhana a4a0ea605b XL: Fix GetObject erasure decode issues. (#1793) 2016-05-29 15:38:14 -07:00
Harshavardhana 5e8de786b3 XL: Truly use unique id's in temp directory. (#1790) 
This also helps in avoiding cleaning up directories after.

Additionally this patch also fixes the problem of Range offsets.
 2016-05-29 00:42:09 -07:00
Harshavardhana feb337098d XL: bring in new storage API. (#1780) 
Fixes #1771
 2016-05-28 16:12:51 -07:00
Harshavardhana d65101a8c8 XL: Implement strided erasure distribution. (#1772) 
Strided erasure distribution uses a new randomized
block distribution for each Put operation. This
information is captured inside `xl.json` for subsequent
Get operations.
 2016-05-28 15:15:53 -07:00
Harshavardhana b2293c2bf4 XL: Rename, cleanup and add more comments. (#1769) 
- xl-v1-bucket.go - removes a whole bunch of code.
- {xl-v1,fs-v1}-metadata.go - add a lot of comments and rename functions
   appropriately.
 2016-05-28 15:15:53 -07:00
Harshavardhana 553fdb9211 XL: Bring in support for object versions written during writeQuorum. (#1762) 
Erasure is initialized as needed depending on the quorum and onlineDisks.
This way we can manage the quorum at the object layer.
 2016-05-28 15:15:53 -07:00
Harshavardhana a9e778f460 XL/fs: initObjectLayer should cleanup tmpMetaPrefix in parallel. (#1752) 
Fixes #1747
 2016-05-28 15:15:53 -07:00
Harshavardhana ee6645f421 XL: Add additional PartNumber variable as part of `xl.json` (#1750) 
This is needed for verification of incoming parts and to
support variadic part uploads. Which should be sorted
properly.

Fixes #1740
 2016-05-28 15:15:53 -07:00
Harshavardhana 1e393c6c5b XL: Add new metadata for checksum. (#1743) 2016-05-28 15:15:53 -07:00
Harshavardhana a00a5c6e7e XL: Multipart update uploads.json properly. (#1741) 2016-05-28 15:15:53 -07:00
Harshavardhana 293d246f95 XL/FS: Rewrite in new format. 2016-05-28 15:15:53 -07:00
Harshavardhana 4e34e03dd4 xl/fs: Split object layer into interface. (#1415) 2016-04-29 14:24:10 -07:00
Harshavardhana a1a667ae5d xl: Change fileMetadata to xlMetadata. (#1404) 
Finalized backend format

```
{
    "version": "1.0.0",
    "stat": {
        "size": 24256,
        "modTime": "2016-04-28T00:11:37.843Z"
    },
    "erasure": {
        "data": 5,
        "parity": 5,
        "blockSize": 4194304
    ],
    "minio": {
        "release": "RELEASE.2016-04-28T00-09-47Z"
    }
}
```
 2016-04-28 19:27:02 -07:00
Krishna Srinivas 8c85815106 xl: refactor functions to xl-v1-common.go xl-v1-utils.go. (#1357) 2016-04-25 12:47:31 -07:00
Krishna Srinivas becc814531 Xl layer selfheal quorum2 
* xl/selfheal: selfheal based on read quorum on GET

* xl: getReadableDisks() also returns whether self-heal is needed so that this info can be used by ReadFile/SelfHeal/StatFile.

* xl: trigger selfheal from StatFile.
 2016-04-25 12:47:31 -07:00
Harshavardhana 9bd9441107 xl: Simplify reading metadata and add a new fileMetadata type. (#1346) 2016-04-25 12:47:31 -07:00