File: cpl_azure.h

package info (click to toggle)
gdal 3.6.2%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 89,664 kB
  • sloc: cpp: 1,136,033; ansic: 197,355; python: 35,910; java: 5,511; xml: 4,011; sh: 3,950; cs: 2,443; yacc: 1,047; makefile: 288
file content (112 lines) | stat: -rw-r--r-- 3,976 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
/**********************************************************************
 * Project:  CPL - Common Portability Library
 * Purpose:  Microsoft Azure Storage Blob routines
 * Author:   Even Rouault <even.rouault at spatialys.com>
 *
 **********************************************************************
 * Copyright (c) 2017, Even Rouault <even.rouault at spatialys.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 ****************************************************************************/

#ifndef CPL_AZURE_INCLUDED_H
#define CPL_AZURE_INCLUDED_H

#ifndef DOXYGEN_SKIP

#ifdef HAVE_CURL

#include <curl/curl.h>
#include "cpl_http.h"
#include "cpl_aws.h"
#include <map>

class VSIAzureBlobHandleHelper final : public IVSIS3LikeHandleHelper
{
    CPLString m_osURL;
    CPLString m_osEndpoint;
    CPLString m_osBucket;
    CPLString m_osObjectKey;
    CPLString m_osStorageAccount;
    CPLString m_osStorageKey;
    CPLString m_osSAS;
    CPLString m_osAccessToken;
    bool m_bFromManagedIdentities;

    enum class Service
    {
        SERVICE_BLOB,
        SERVICE_ADLS,
    };

    static bool GetConfiguration(const std::string &osPathForOption,
                                 CSLConstList papszOptions, Service eService,
                                 bool &bUseHTTPS, CPLString &osEndpoint,
                                 CPLString &osStorageAccount,
                                 CPLString &osStorageKey, CPLString &osSAS,
                                 CPLString &osAccessToken,
                                 bool &bFromManagedIdentities);

    static CPLString BuildURL(const CPLString &osEndpoint,
                              const CPLString &osBucket,
                              const CPLString &osObjectKey,
                              const CPLString &osSAS);

    void RebuildURL() override;

  public:
    VSIAzureBlobHandleHelper(
        const CPLString &osEndpoint, const CPLString &osBucket,
        const CPLString &osObjectKey, const CPLString &osStorageAccount,
        const CPLString &osStorageKey, const CPLString &osSAS,
        const CPLString &osAccessToken, bool bFromManagedIdentities);
    ~VSIAzureBlobHandleHelper();

    static VSIAzureBlobHandleHelper *
    BuildFromURI(const char *pszURI, const char *pszFSPrefix,
                 CSLConstList papszOptions = nullptr);

    struct curl_slist *
    GetCurlHeaders(const CPLString &osVerbosVerb,
                   const struct curl_slist *psExistingHeaders,
                   const void *pabyDataContent = nullptr,
                   size_t nBytesContent = 0) const override;

    const CPLString &GetURL() const override
    {
        return m_osURL;
    }

    CPLString GetSignedURL(CSLConstList papszOptions);

    static void ClearCache();

    std::string GetSASQueryString() const;
};

namespace cpl
{
int GetAzureBufferSize();
}

#endif /* HAVE_CURL */

#endif /* #ifndef DOXYGEN_SKIP */

#endif /* CPL_AZURE_INCLUDED_H */