62 lines
2.3 KiB
Go
62 lines
2.3 KiB
Go
// Copyright (C) 2024 Opsmate, Inc.
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License, v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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//
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// This software is distributed WITHOUT A WARRANTY OF ANY KIND.
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// See the Mozilla Public License for details.
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package monitor
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import (
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"context"
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"software.sslmate.com/src/certspotter/ct"
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"software.sslmate.com/src/certspotter/merkletree"
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"time"
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)
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type LogState struct {
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DownloadPosition *merkletree.CollapsedTree `json:"download_position"`
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VerifiedPosition *merkletree.CollapsedTree `json:"verified_position"`
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VerifiedSTH *ct.SignedTreeHead `json:"verified_sth"`
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LastSuccess time.Time `json:"last_success"`
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}
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type StateProvider interface {
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// Initialize the state. Called before any other method in this interface.
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// Idempotent: returns nil if the state is already initialized.
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Prepare(context.Context) error
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// Initialize the state for the given log. Called before any other method
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// with the log ID. Idempotent: returns nil if log state already initialized.
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PrepareLog(context.Context, LogID) error
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// Store log state for retrieval by LoadLogState.
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StoreLogState(context.Context, LogID, *LogState) error
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// Load log state that was previously stored with StoreLogState.
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// Returns nil, nil if StoreLogState has not been called yet for this log.
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LoadLogState(context.Context, LogID) (*LogState, error)
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// Store STH for retrieval by LoadSTHs. If an STH with the same
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// timestamp and root hash is already stored, this STH can be ignored.
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StoreSTH(context.Context, LogID, *ct.SignedTreeHead) error
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// Load all STHs for this log previously stored with StoreSTH.
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// The returned slice must be sorted by tree size.
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LoadSTHs(context.Context, LogID) ([]*ct.SignedTreeHead, error)
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// Remove an STH so it is no longer returned by LoadSTHs.
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RemoveSTH(context.Context, LogID, *ct.SignedTreeHead) error
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// Called when a certificate matching the watch list is discovered.
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NotifyCert(context.Context, *DiscoveredCert) error
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// Called when certspotter fails to parse a log entry.
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NotifyMalformedEntry(ctx context.Context, entry *LogEntry, parseError string) error
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// Called when a health check fails.
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NotifyHealthCheckFailure(context.Context, HealthCheckFailure) error
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}
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