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server: Add more elaborate startup messages. (#2731)

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These messages based on our prep stage during XL
and prints more informative message regarding
drive information.

This change also does a much needed refactoring.
This commit is contained in:
Harshavardhana
2016-10-05 12:48:07 -07:00
committed by GitHub
parent 63a7ca1af0
commit 6494b77d41
61 changed files with 1505 additions and 1340 deletions
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31
cmd/format-config-v1.go
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@@ -149,6 +149,20 @@ func reduceFormatErrs(errs []error, diskCount int) (err error) {
return nil
}
// creates format.json, the FS format info in minioMetaBucket.
func initFormatFS(storageDisk StorageAPI) error {
// Initialize meta volume, if volume already exists ignores it.
if err := initMetaVolume([]StorageAPI{storageDisk}); err != nil {
return fmt.Errorf("Unable to initialize '.minio.sys' meta volume, %s", err)
}
return saveFSFormatData(storageDisk, newFSFormatV1())
}
// loads format.json from minioMetaBucket if it exists.
func loadFormatFS(storageDisk StorageAPI) (format *formatConfigV1, err error) {
return loadFormat(storageDisk)
}
// loadAllFormats - load all format config from all input disks in parallel.
func loadAllFormats(bootstrapDisks []StorageAPI) ([]*formatConfigV1, []error) {
// Initialize sync waitgroup.
@@ -198,6 +212,17 @@ func loadAllFormats(bootstrapDisks []StorageAPI) ([]*formatConfigV1, []error) {
// if (jbod inconsistent) return error // phase2
// if (disks not recognized) // Always error.
func genericFormatCheck(formatConfigs []*formatConfigV1, sErrs []error) (err error) {
if len(formatConfigs) == 1 {
// Successfully read, validate further.
if sErrs[0] == nil {
if !isFSFormat(formatConfigs[0]) {
return errFSDiskFormat
}
return nil
} // Returns error here.
return sErrs[0]
}
// Calculate the errors.
var (
errCorruptFormatCount = 0
@@ -390,8 +415,7 @@ func loadFormat(disk StorageAPI) (format *formatConfigV1, err error) {
return format, nil
}
// isFormatNotFound - returns true if all `format.json` are not
// found on all disks.
// isFormatNotFound - returns true if all `format.json` are not found on all disks.
func isFormatNotFound(formats []*formatConfigV1) bool {
for _, format := range formats {
// One of the `format.json` is found.
@@ -403,8 +427,7 @@ func isFormatNotFound(formats []*formatConfigV1) bool {
return true
}
// isFormatFound - returns true if all input formats are found on
// all disks.
// isFormatFound - returns true if all input formats are found on all disks.
func isFormatFound(formats []*formatConfigV1) bool {
for _, format := range formats {
// One of `format.json` is not found.