76 lines
2.4 KiB
Go
76 lines
2.4 KiB
Go
// Copyright 2016 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package client
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import (
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"context"
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"errors"
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"strconv"
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ct "github.com/google/certificate-transparency-go"
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"github.com/google/certificate-transparency-go/x509"
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)
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// GetRawEntries exposes the /ct/v1/get-entries result with only the JSON parsing done.
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func (c *LogClient) GetRawEntries(ctx context.Context, start, end int64) (*ct.GetEntriesResponse, error) {
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if end < 0 {
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return nil, errors.New("end should be >= 0")
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}
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if end < start {
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return nil, errors.New("start should be <= end")
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}
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params := map[string]string{
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"start": strconv.FormatInt(start, 10),
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"end": strconv.FormatInt(end, 10),
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}
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if ctx == nil {
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ctx = context.TODO()
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}
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var resp ct.GetEntriesResponse
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httpRsp, body, err := c.GetAndParse(ctx, ct.GetEntriesPath, params, &resp)
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if err != nil {
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if httpRsp != nil {
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return nil, RspError{Err: err, StatusCode: httpRsp.StatusCode, Body: body}
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}
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return nil, err
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}
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return &resp, nil
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}
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// GetEntries attempts to retrieve the entries in the sequence [start, end] from the CT log server
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// (RFC6962 s4.6) as parsed [pre-]certificates for convenience, held in a slice of ct.LogEntry structures.
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// However, this does mean that any certificate parsing failures will cause a failure of the whole
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// retrieval operation; for more robust retrieval of parsed certificates, use GetRawEntries() and invoke
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// ct.LogEntryFromLeaf() on each individual entry.
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func (c *LogClient) GetEntries(ctx context.Context, start, end int64) ([]ct.LogEntry, error) {
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resp, err := c.GetRawEntries(ctx, start, end)
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if err != nil {
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return nil, err
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}
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entries := make([]ct.LogEntry, len(resp.Entries))
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for i, entry := range resp.Entries {
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index := start + int64(i)
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logEntry, err := ct.LogEntryFromLeaf(index, &entry)
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if _, ok := err.(x509.NonFatalErrors); !ok && err != nil {
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return nil, err
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}
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entries[i] = *logEntry
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}
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return entries, nil
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}
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