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// The api package defines the abstract api between sigsum servers.
package api
import (
"context"
"sigsum.org/sigsum-go/pkg/checkpoint"
"sigsum.org/sigsum-go/pkg/requests"
"sigsum.org/sigsum-go/pkg/submit-token"
"sigsum.org/sigsum-go/pkg/types"
)
// Interface for Sigsum's log api, corresponding to the end points of
// the HTTP wire protocol. Implementations of this interface are
// expected to support requests for trivial inclusion and consistency
// proofs, even though such requests are not allowed on the wire.
type Log interface {
GetTreeHead(context.Context) (types.CosignedTreeHead, error)
GetInclusionProof(context.Context, requests.InclusionProof) (types.InclusionProof, error)
GetConsistencyProof(context.Context, requests.ConsistencyProof) (types.ConsistencyProof, error)
GetLeaves(context.Context, requests.Leaves) ([]types.Leaf, error)
AddLeaf(context.Context, requests.Leaf, *token.SubmitHeader) (bool, error)
}
// Interface for witness api.
type Witness interface {
AddCheckpoint(context.Context, requests.AddCheckpoint) ([]checkpoint.CosignatureLine, error)
}
// Interface for the secondary node's api.
type Secondary interface {
GetSecondaryTreeHead(context.Context) (types.SignedTreeHead, error)
}
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