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author | Jimmy Hu <jimmy.hu@dexon.org> | 2018-12-21 12:03:28 +0800 |
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committer | Wei-Ning Huang <w@byzantine-lab.io> | 2019-06-12 17:27:19 +0800 |
commit | 1dae18a03ae58e4b98a81a1596fedb9cb2b893e6 (patch) | |
tree | 5a938edadfb36844a1b64fafc85c6b9124d69304 /vendor/github.com/dexon-foundation/dexon-consensus/core/utils/utils.go | |
parent | 1c3de255e5507b32116bb37ba206fe66d6edde35 (diff) | |
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core: vm: Add `MPKReady` to governance (#97)
* core/vm: Add DKGMPKReady
* param: update GenesisHash
* vendor: sync to latest core
Diffstat (limited to 'vendor/github.com/dexon-foundation/dexon-consensus/core/utils/utils.go')
-rw-r--r-- | vendor/github.com/dexon-foundation/dexon-consensus/core/utils/utils.go | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/vendor/github.com/dexon-foundation/dexon-consensus/core/utils/utils.go b/vendor/github.com/dexon-foundation/dexon-consensus/core/utils/utils.go new file mode 100644 index 000000000..3e3803d06 --- /dev/null +++ b/vendor/github.com/dexon-foundation/dexon-consensus/core/utils/utils.go @@ -0,0 +1,61 @@ +// This file is part of the dexon-consensus library. +// +// The dexon-consensus library is free software: you can redistribute it +// and/or modify it under the terms of the GNU Lesser General Public License as +// published by the Free Software Foundation, either version 3 of the License, +// or (at your option) any later version. +// +// The dexon-consensus library is distributed in the hope that it will be +// useful, but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser +// General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the dexon-consensus library. If not, see +// <http://www.gnu.org/licenses/>. + +package utils + +import ( + "fmt" + + "github.com/dexon-foundation/dexon-consensus/common" + "github.com/dexon-foundation/dexon-consensus/core/types" +) + +type configAccessor interface { + Configuration(round uint64) *types.Config +} + +// GetConfigWithPanic is a helper to access configs, and panic when config for +// that round is not ready yet. +func GetConfigWithPanic(accessor configAccessor, round uint64, + logger common.Logger) *types.Config { + if logger != nil { + logger.Debug("Calling Governance.Configuration", "round", round) + } + c := accessor.Configuration(round) + if c == nil { + panic(fmt.Errorf("configuration is not ready %v", round)) + } + return c +} + +type crsAccessor interface { + CRS(round uint64) common.Hash +} + +// GetCRSWithPanic is a helper to access CRS, and panic when CRS for that +// round is not ready yet. +func GetCRSWithPanic(accessor crsAccessor, round uint64, + logger common.Logger) common.Hash { + if logger != nil { + logger.Debug("Calling Governance.CRS", "round", round) + } + crs := accessor.CRS(round) + if (crs == common.Hash{}) { + panic(fmt.Errorf("CRS is not ready %v", round)) + } + return crs + +} |