forked from TrueCloudLab/frostfs-api-go
ca746f3800
Create `status` package. Define `status.Status` message structure. Export getters, setters and encoding methods. Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
80 lines
2 KiB
Go
80 lines
2 KiB
Go
package status
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const sectionBitSize = 10
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// InSections checks if the Code is in [i,j] section list.
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func (x Code) InSections(i, j uint32) bool {
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return uint32(x) >= i<<sectionBitSize && uint32(x) < (j+1)<<sectionBitSize
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}
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// LocalizeSection localizes the Code to the sec-th section.
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//
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// Does not make sense if the Code is outside the section.
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func (x *Code) LocalizeSection(sec uint32) {
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*x = *x - Code(sec<<sectionBitSize)
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}
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// GlobalizeSection globalizes the Code of the sec-th section.
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//
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// Does not make sense if the Code is outside the section.
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func (x *Code) GlobalizeSection(sec uint32) {
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*x = *x + Code(sec<<sectionBitSize)
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}
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// IsInSection returns true if the Code belongs to sec-th section.
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func IsInSection(code Code, sec uint32) bool {
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return code.InSections(sec, sec)
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}
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const successSections = 1
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// IsSuccess checks if the Code is a success code.
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func IsSuccess(c Code) bool {
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return c.InSections(0, successSections-1)
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}
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// LocalizeSuccess localizes the Code to the success section.
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func LocalizeSuccess(c *Code) {
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c.LocalizeSection(0)
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}
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// GlobalizeSuccess globalizes the Code to the success section.
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func GlobalizeSuccess(c *Code) {
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c.GlobalizeSection(0)
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}
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func sectionAfterSuccess(sec uint32) uint32 {
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return successSections + sec
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}
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// Success codes.
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const (
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// OK is a local status Code value for default success.
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OK Code = iota
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)
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// Common failure codes.
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const (
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// Internal is a local Code value for INTERNAL failure status.
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Internal Code = iota
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)
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const (
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_ = iota - 1
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sectionCommon
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)
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// IsCommonFail checks if the Code is a common failure code.
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func IsCommonFail(c Code) bool {
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return IsInSection(c, sectionAfterSuccess(sectionCommon))
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}
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// LocalizeCommonFail localizes the Code to the common fail section.
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func LocalizeCommonFail(c *Code) {
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c.LocalizeSection(sectionAfterSuccess(sectionCommon))
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}
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// GlobalizeCommonFail globalizes the Code to the common fail section.
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func GlobalizeCommonFail(c *Code) {
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c.GlobalizeSection(sectionAfterSuccess(sectionCommon))
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}
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