keeper

package
v1.0.0 Latest Latest
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 Go to latest Published: Nov 19, 2020 License: GPL-3.0 Imports: 18 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	RollingSeedSizeInBytes = 32
)

Variables

This section is empty.

Functions

func ContainsEID 

func ContainsEID(rawRequests []types.RawRequest, target types.ExternalID) bool

ContainsEID returns whether the given slice of raw requests contains the target id.

func ContainsVal 

func ContainsVal(vals []sdk.ValAddress, target sdk.ValAddress) bool

ContainsVal returns whether the given slice of validators contains the target validator.

func NewQuerier 

func NewQuerier(keeper Keeper) sdk.Querier

NewQuerier is the module level router for state queries.

func ParamKeyTable 

func ParamKeyTable() params.KeyTable

ParamKeyTable returns the parameter key table for oracle module.

Types

type Keeper 

type Keeper struct {
	// contains filtered or unexported fields
}

func NewKeeper 

func NewKeeper(
	cdc *codec.Codec, key sdk.StoreKey, fileDir string, feeCollectorName string,
	paramSpace params.Subspace, supplyKeeper types.SupplyKeeper,
	stakingKeeper types.StakingKeeper, distrKeeper types.DistrKeeper,
) Keeper

NewKeeper creates a new oracle Keeper instance.

func (Keeper) Activate 

func (k Keeper) Activate(ctx sdk.Context, val sdk.ValAddress) error

Activate changes the given validator's status to active. Returns error if the validator is already active or was deactivated recently, as specified by InactivePenaltyDuration parameter.

func (Keeper) AddDataSource 

func (k Keeper) AddDataSource(ctx sdk.Context, dataSource types.DataSource) types.DataSourceID

AddDataSource adds the given data source to the storage.

func (Keeper) AddExecutableFile 

func (k Keeper) AddExecutableFile(file []byte) string

AddExecutableFile saves the given executable file to a file to filecahe storage and returns its sha256sum reference name. Returns do-not-modify symbol if the input is do-not-modify.

func (Keeper) AddOracleScript 

func (k Keeper) AddOracleScript(ctx sdk.Context, oracleScript types.OracleScript) types.OracleScriptID

AddOracleScript adds the given oracle script to the storage.

func (Keeper) AddOracleScriptFile 

func (k Keeper) AddOracleScriptFile(file []byte) (string, error)

AddOracleScriptFile compiles Wasm code (see go-owasm), adds the compiled file to filecache, and returns its sha256 reference name. Returns do-not-modify symbol if input is do-not-modify.

func (Keeper) AddPendingRequest 

func (k Keeper) AddPendingRequest(ctx sdk.Context, id types.RequestID)

AddPendingRequest adds the request to the pending list. DO NOT add same request more than once.

func (Keeper) AddReport 

func (k Keeper) AddReport(ctx sdk.Context, rid types.RequestID, rep types.Report) error

AddReports performs sanity checks and adds a new batch from one validator to one request to the store. Note that we expect each validator to report to all raw data requests at once.

func (Keeper) AddReporter 

func (k Keeper) AddReporter(ctx sdk.Context, val sdk.ValAddress, addr sdk.AccAddress) error

AddReporter adds the reporter address to the list of reporters of the given validator.

func (Keeper) AddRequest 

func (k Keeper) AddRequest(ctx sdk.Context, req types.Request) types.RequestID

AddRequest attempts to create and save a new request.

func (Keeper) AllocateTokens 

func (k Keeper) AllocateTokens(ctx sdk.Context, previousVotes []abci.VoteInfo)

AllocateTokens allocates a portion of fee collected in the previous blocks to validators that that are actively performing oracle tasks. Note that this reward is also subjected to comm tax.

func (Keeper) DeleteReports 

func (k Keeper) DeleteReports(ctx sdk.Context, rid types.RequestID)

DeleteReports removes all reports for the given request ID.

func (Keeper) DeleteRequest 

func (k Keeper) DeleteRequest(ctx sdk.Context, id types.RequestID)

DeleteRequest removes the given data request from the store.

func (Keeper) GetAllDataSources 

func (k Keeper) GetAllDataSources(ctx sdk.Context) (dataSources []types.DataSource)

GetAllDataSources returns the list of all data sources in the store, or nil if there is none.

func (Keeper) GetAllOracleScripts 

func (k Keeper) GetAllOracleScripts(ctx sdk.Context) (oracleScripts []types.OracleScript)

GetAllOracleScripts returns the list of all oracle scripts in the store, or nil if there is none.

func (Keeper) GetDataSource 

func (k Keeper) GetDataSource(ctx sdk.Context, id types.DataSourceID) (types.DataSource, error)

GetDataSource returns the data source struct for the given ID or error if not exists.

func (Keeper) GetDataSourceCount 

func (k Keeper) GetDataSourceCount(ctx sdk.Context) int64

GetDataSourceCount returns the current number of all data sources ever exist.

func (Keeper) GetFile 

func (k Keeper) GetFile(name string) []byte

GetFile loads the file from the file storage. Panics if the file does not exist.

func (Keeper) GetNextDataSourceID 

func (k Keeper) GetNextDataSourceID(ctx sdk.Context) types.DataSourceID

GetNextDataSourceID increments and returns the current number of data sources.

func (Keeper) GetNextOracleScriptID 

func (k Keeper) GetNextOracleScriptID(ctx sdk.Context) types.OracleScriptID

GetNextOracleScriptID increments and returns the current number of oracle scripts.

func (Keeper) GetNextRequestID 

func (k Keeper) GetNextRequestID(ctx sdk.Context) types.RequestID

GetNextRequestID increments and returns the current number of requests.

func (Keeper) GetOracleScript 

func (k Keeper) GetOracleScript(ctx sdk.Context, id types.OracleScriptID) (types.OracleScript, error)

GetOracleScript returns the oracle script struct for the given ID or error if not exists.

func (Keeper) GetOracleScriptCount 

func (k Keeper) GetOracleScriptCount(ctx sdk.Context) int64

GetOracleScriptCount returns the current number of all oracle scripts ever exist.

func (Keeper) GetParam 

func (k Keeper) GetParam(ctx sdk.Context, key []byte) (res uint64)

GetParam returns the parameter as specified by key as an uint64.

func (Keeper) GetParams 

func (k Keeper) GetParams(ctx sdk.Context) (params types.Params)

GetParams returns all current parameters as a types.Params instance.

func (Keeper) GetPendingResolveList 

func (k Keeper) GetPendingResolveList(ctx sdk.Context) (ids []types.RequestID)

GetPendingResolveList returns the list of pending requests to be executed during EndBlock.

func (Keeper) GetRandomValidators 

func (k Keeper) GetRandomValidators(ctx sdk.Context, size int, id int64) ([]sdk.ValAddress, error)

GetRandomValidators returns a pseudorandom subset of active validators. Each validator has chance of getting selected directly proportional to the amount of voting power it has.

func (Keeper) GetReportCount 

func (k Keeper) GetReportCount(ctx sdk.Context, rid types.RequestID) (count uint64)

GetReportCount returns the number of reports for the given request ID.

func (Keeper) GetReportIterator 

func (k Keeper) GetReportIterator(ctx sdk.Context, rid types.RequestID) sdk.Iterator

GetReportIterator returns the iterator for all reports of the given request ID.

func (Keeper) GetReporters 

func (k Keeper) GetReporters(ctx sdk.Context, val sdk.ValAddress) (reporters []sdk.AccAddress)

GetReporters returns the reporter list of the given validator.

func (Keeper) GetReports 

func (k Keeper) GetReports(ctx sdk.Context, rid types.RequestID) (reports []types.Report)

GetReports returns all reports for the given request ID, or nil if there is none.

func (Keeper) GetRequest 

func (k Keeper) GetRequest(ctx sdk.Context, id types.RequestID) (types.Request, error)

GetRequest returns the request struct for the given ID or error if not exists.

func (Keeper) GetRequestCount 

func (k Keeper) GetRequestCount(ctx sdk.Context) int64

GetRequestCount returns the current number of all requests ever exist.

func (Keeper) GetRequestLastExpired 

func (k Keeper) GetRequestLastExpired(ctx sdk.Context) types.RequestID

GetRequestLastExpired returns the ID of the last expired request.

func (Keeper) GetResult 

func (k Keeper) GetResult(ctx sdk.Context, id types.RequestID) (types.Result, error)

GetResult returns the result for the given request ID or error if not exists.

func (Keeper) GetRollingSeed 

func (k Keeper) GetRollingSeed(ctx sdk.Context) []byte

GetRollingSeed returns the current rolling seed value.

func (Keeper) GetValidatorStatus 

func (k Keeper) GetValidatorStatus(ctx sdk.Context, val sdk.ValAddress) types.ValidatorStatus

GetValidatorStatus returns the validator status for the given validator. Note that validator status is default to [inactive, 0], so new validators start with inactive state.

func (Keeper) HasDataSource 

func (k Keeper) HasDataSource(ctx sdk.Context, id types.DataSourceID) bool

HasDataSource checks if the data source of this ID exists in the storage.

func (Keeper) HasOracleScript 

func (k Keeper) HasOracleScript(ctx sdk.Context, id types.OracleScriptID) bool

HasOracleScript checks if the oracle script of this ID exists in the storage.

func (Keeper) HasReport 

func (k Keeper) HasReport(ctx sdk.Context, rid types.RequestID, val sdk.ValAddress) bool

HasReport checks if the report of this ID triple exists in the storage.

func (Keeper) HasRequest 

func (k Keeper) HasRequest(ctx sdk.Context, id types.RequestID) bool

HasRequest checks if the request of this ID exists in the storage.

func (Keeper) HasResult 

func (k Keeper) HasResult(ctx sdk.Context, id types.RequestID) bool

HasResult checks if the result of this request ID exists in the storage.

func (Keeper) IsReporter 

func (k Keeper) IsReporter(ctx sdk.Context, val sdk.ValAddress, addr sdk.AccAddress) bool

IsReporter returns true iff the address is an authorized reporter for the given validator.

func (Keeper) Logger 

func (k Keeper) Logger(ctx sdk.Context) log.Logger

Logger returns a module-specific logger.

func (Keeper) MissReport 

func (k Keeper) MissReport(ctx sdk.Context, val sdk.ValAddress, requestTime time.Time)

MissReport changes the given validator's status to inactive. No-op if already inactive or if the validator was active after the time the request happened.

func (Keeper) MustEditDataSource 

func (k Keeper) MustEditDataSource(ctx sdk.Context, id types.DataSourceID, new types.DataSource)

MustEditDataSource edits the given data source by id and flushes it to the storage.

func (Keeper) MustEditOracleScript 

func (k Keeper) MustEditOracleScript(ctx sdk.Context, id types.OracleScriptID, new types.OracleScript)

MustEditOracleScript edits the given oracle script by id and flushes it to the storage. Panic if not exists.

func (Keeper) MustGetDataSource 

func (k Keeper) MustGetDataSource(ctx sdk.Context, id types.DataSourceID) types.DataSource

MustGetDataSource returns the data source struct for the given ID. Panic if not exists.

func (Keeper) MustGetOracleScript 

func (k Keeper) MustGetOracleScript(ctx sdk.Context, id types.OracleScriptID) types.OracleScript

MustGetOracleScript returns the oracle script struct for the given ID. Panic if not exists.

func (Keeper) MustGetRequest 

func (k Keeper) MustGetRequest(ctx sdk.Context, id types.RequestID) types.Request

MustGetRequest returns the request struct for the given ID. Panics error if not exists.

func (Keeper) MustGetResult 

func (k Keeper) MustGetResult(ctx sdk.Context, id types.RequestID) types.Result

MustGetResult returns the result for the given request ID. Panics on error.

func (Keeper) PrepareRequest 

func (k Keeper) PrepareRequest(ctx sdk.Context, r types.RequestSpec) error

PrepareRequest takes an request specification object, performs the prepare call, and saves the request object to store. Also emits events related to the request.

func (Keeper) ProcessExpiredRequests 

func (k Keeper) ProcessExpiredRequests(ctx sdk.Context)

ProcessExpiredRequests resolves all expired requests and deactivates missed validators.

func (Keeper) RemoveReporter 

func (k Keeper) RemoveReporter(ctx sdk.Context, val sdk.ValAddress, addr sdk.AccAddress) error

RemoveReporter removes the reporter address from the list of reporters of the given validator.

func (Keeper) ResolveExpired 

func (k Keeper) ResolveExpired(ctx sdk.Context, id types.RequestID)

ResolveExpired resolves the given request as expired.

func (Keeper) ResolveFailure 

func (k Keeper) ResolveFailure(ctx sdk.Context, id types.RequestID, reason string)

ResolveFailure resolves the given request as failure with the given reason.

func (Keeper) ResolveRequest 

func (k Keeper) ResolveRequest(ctx sdk.Context, reqID types.RequestID)

ResolveRequest resolves the given request and saves the result to the store. The function assumes that the given request is in a resolvable state with sufficient reporters.

func (Keeper) ResolveSuccess 

func (k Keeper) ResolveSuccess(ctx sdk.Context, id types.RequestID, result []byte, gasUsed uint32)

ResolveSuccess resolves the given request as success with the given result.

func (Keeper) SaveResult 

func (k Keeper) SaveResult(
	ctx sdk.Context, id types.RequestID, status types.ResolveStatus, result []byte,
)

SaveResult saves the result packets for the request with the given resolve status and result.

func (Keeper) SetDataSource 

func (k Keeper) SetDataSource(ctx sdk.Context, id types.DataSourceID, dataSource types.DataSource)

SetDataSource saves the given data source to the storage without performing validation.

func (Keeper) SetDataSourceCount 

func (k Keeper) SetDataSourceCount(ctx sdk.Context, count int64)

SetDataSourceCount sets the number of data source count to the given value.

func (Keeper) SetOracleScript 

func (k Keeper) SetOracleScript(ctx sdk.Context, id types.OracleScriptID, oracleScript types.OracleScript)

SetOracleScript saves the given oracle script to the storage without performing validation.

func (Keeper) SetOracleScriptCount 

func (k Keeper) SetOracleScriptCount(ctx sdk.Context, count int64)

SetOracleScriptCount sets the number of oracle script count to the given value.

func (Keeper) SetParam 

func (k Keeper) SetParam(ctx sdk.Context, key []byte, value uint64)

SetParam saves the given key-value parameter to the store.

func (Keeper) SetPendingResolveList 

func (k Keeper) SetPendingResolveList(ctx sdk.Context, ids []types.RequestID)

SetPendingResolveList saves the list of pending request that will be resolved at end block.

func (Keeper) SetReport 

func (k Keeper) SetReport(ctx sdk.Context, rid types.RequestID, rep types.Report)

SetDataReport saves the report to the storage without performing validation.

func (Keeper) SetRequest 

func (k Keeper) SetRequest(ctx sdk.Context, id types.RequestID, request types.Request)

SetRequest saves the given data request to the store without performing any validation.

func (Keeper) SetRequestCount 

func (k Keeper) SetRequestCount(ctx sdk.Context, count int64)

SetRequestCount sets the number of request count to the given value. Useful for genesis state.

func (Keeper) SetRequestLastExpired 

func (k Keeper) SetRequestLastExpired(ctx sdk.Context, id types.RequestID)

SetRequestLastExpired sets the ID of the last expired request.

func (Keeper) SetResult 

func (k Keeper) SetResult(ctx sdk.Context, reqID types.RequestID, result types.Result)

SetResult sets result to the store.

func (Keeper) SetRollingSeed 

func (k Keeper) SetRollingSeed(ctx sdk.Context, rollingSeed []byte)

SetRollingSeed sets the rolling seed value to be provided value.

func (Keeper) SetValidatorStatus 

func (k Keeper) SetValidatorStatus(ctx sdk.Context, val sdk.ValAddress, status types.ValidatorStatus)

SetValidatorStatus sets the validator status for the given validator.

Source Files

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