Annotation of embedaddon/curl/lib/mk-ca-bundle.vbs, revision 1.1.1.1
1.1 misho 1: '***************************************************************************
2: '* _ _ ____ _
3: '* Project ___| | | | _ \| |
4: '* / __| | | | |_) | |
5: '* | (__| |_| | _ <| |___
6: '* \___|\___/|_| \_\_____|
7: '*
8: '* Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
9: '*
10: '* This software is licensed as described in the file COPYING, which
11: '* you should have received as part of this distribution. The terms
12: '* are also available at https://curl.haxx.se/docs/copyright.html.
13: '*
14: '* You may opt to use, copy, modify, merge, publish, distribute and/or sell
15: '* copies of the Software, and permit persons to whom the Software is
16: '* furnished to do so, under the terms of the COPYING file.
17: '*
18: '* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19: '* KIND, either express or implied.
20: '*
21: '***************************************************************************
22: '* Script to fetch certdata.txt from Mozilla.org site and create a
23: '* ca-bundle.crt for use with OpenSSL / libcurl / libcurl bindings
24: '* Requires WinHttp.WinHttpRequest.5.1 and ADODB.Stream which are part of
25: '* W2000 SP3 or later, WXP SP1 or later, W2003 Server SP1 or later.
26: '* Hacked by Guenter Knauf
27: '***************************************************************************
28: Option Explicit
29: Const myVersion = "0.4.0"
30:
31: Const myUrl = "https://hg.mozilla.org/releases/mozilla-release/raw-file/default/security/nss/lib/ckfw/builtins/certdata.txt"
32:
33: Const myOpenSSL = "openssl.exe"
34: Dim myUseOpenSSL
35: myUseOpenSSL = TRUE ' Flag: TRUE to use OpenSSL. If TRUE and is not
36: ' found then a warning is shown before continuing.
37:
38: Const myCdSavF = TRUE ' Flag: save downloaded data to file certdata.txt
39: Const myCaBakF = TRUE ' Flag: backup existing ca-bundle certificate
40: Const myAskLiF = TRUE ' Flag: display certdata.txt license agreement
41: Const myWrapLe = 76 ' Default length of base64 output lines
42:
43: ' cert info code doesn't work properly with any recent openssl, leave disabled.
44: ' Also: we want our certificate output by default to be as similar as possible
45: ' to mk-ca-bundle.pl and setting this TRUE changes the base64 width to
46: ' OpenSSL's built-in default width, which is not the same as mk-ca-bundle.pl.
47: Const myAskTiF = FALSE ' Flag: ask to include certificate text info
48:
49: '
50: '******************* Nothing to configure below! *******************
51: '
52: Const adTypeBinary = 1
53: Const adTypeText = 2
54: Const adSaveCreateNotExist = 1
55: Const adSaveCreateOverWrite = 2
56: Dim objShell, objNetwork, objFSO, objHttp
57: Dim myBase, mySelf, myStream, myTmpFh, myCdData, myCdFile
58: Dim myCaFile, myTmpName, myBakNum, myOptTxt, i
59: Set objNetwork = WScript.CreateObject("WScript.Network")
60: Set objShell = WScript.CreateObject("WScript.Shell")
61: Set objFSO = WScript.CreateObject("Scripting.FileSystemObject")
62: Set objHttp = WScript.CreateObject("WinHttp.WinHttpRequest.5.1")
63: If objHttp Is Nothing Then Set objHttp = WScript.CreateObject("WinHttp.WinHttpRequest")
64: myBase = Left(WScript.ScriptFullName, InstrRev(WScript.ScriptFullName, "\"))
65: mySelf = Left(WScript.ScriptName, InstrRev(WScript.ScriptName, ".") - 1) & " " & myVersion
66:
67: myCdFile = Mid(myUrl, InstrRev(myUrl, "/") + 1)
68: myCaFile = "ca-bundle.crt"
69: myTmpName = InputBox("It will take a minute to download and parse the " & _
70: "certificate data." & _
71: vbLf & vbLf & _
72: "Please enter the output filename:", mySelf, myCaFile)
73: If (myTmpName = "") Then
74: WScript.Quit 1
75: End If
76: myCaFile = myTmpName
77: If (myCdFile = "") Then
78: MsgBox("URL does not contain filename!"), vbCritical, mySelf
79: WScript.Quit 1
80: End If
81:
82: ' Don't use OpenSSL if it's not present.
83: If (myUseOpenSSL = TRUE) Then
84: Dim errnum
85:
86: On Error Resume Next
87: Call objShell.Run("""" & myOpenSSL & """ version", 0, TRUE)
88: errnum = Err.Number
89: On Error GoTo 0
90:
91: If Not (errnum = 0) Then
92: myUseOpenSSL = FALSE
93: MsgBox("OpenSSL was not found so the certificate bundle will not " & _
94: "include the SHA256 hash of the raw certificate data file " & _
95: "that was used to generate the certificates in the bundle. " & _
96: vbLf & vbLf & _
97: "This does not have any effect on the certificate output, " & _
98: "so this script will continue." & _
99: vbLf & vbLf & _
100: "If you want to set a custom location for OpenSSL or disable " & _
101: "this message then edit the variables at the start of the " & _
102: "script."), vbInformation, mySelf
103: End If
104: End If
105:
106: If (myAskTiF = TRUE) And (myUseOpenSSL = TRUE) Then
107: If (6 = objShell.PopUp("Do you want to include text information about " & _
108: "each certificate?" & vbLf & _
109: "(Requires OpenSSL.exe in the current directory " & _
110: "or search path)",, _
111: mySelf, vbQuestion + vbYesNo + vbDefaultButton2)) Then
112: myOptTxt = TRUE
113: Else
114: myOptTxt = FALSE
115: End If
116: End If
117:
118: ' Uncomment the line below to ignore SSL invalid cert errors
119: ' objHttp.Option(4) = 256 + 512 + 4096 + 8192
120: objHttp.SetTimeouts 0, 5000, 10000, 10000
121: objHttp.Open "GET", myUrl, FALSE
122: objHttp.setRequestHeader "User-Agent", WScript.ScriptName & "/" & myVersion
123: objHttp.Send ""
124: If Not (objHttp.Status = 200) Then
125: MsgBox("Failed to download '" & myCdFile & "': " & objHttp.Status & " - " & objHttp.StatusText), vbCritical, mySelf
126: WScript.Quit 1
127: End If
128: ' Write received data to file if enabled
129: If (myCdSavF = TRUE) Then
130: Call SaveBinaryData(myCdFile, objHttp.ResponseBody)
131: End If
132: ' Convert data from ResponseBody instead of using ResponseText because of UTF-8
133: myCdData = ConvertBinaryToUTF8(objHttp.ResponseBody)
134: Set objHttp = Nothing
135: ' Backup exitsing ca-bundle certificate file
136: If (myCaBakF = TRUE) Then
137: If objFSO.FileExists(myCaFile) Then
138: Dim myBakFile, b
139: b = 1
140: myBakFile = myCaFile & ".~" & b & "~"
141: While objFSO.FileExists(myBakFile)
142: b = b + 1
143: myBakFile = myCaFile & ".~" & b & "~"
144: Wend
145: Set myTmpFh = objFSO.GetFile(myCaFile)
146: myTmpFh.Move myBakFile
147: End If
148: End If
149:
150: ' Process the received data
151: Dim myLines, myPattern, myInsideCert, myInsideLicense, myLicenseText, myNumCerts, myNumSkipped
152: Dim myLabel, myOctets, myData, myPem, myRev, myUntrusted, j
153: myNumSkipped = 0
154: myNumCerts = 0
155: myData = ""
156: myLines = Split(myCdData, vbLf, -1)
157: Set myStream = CreateObject("ADODB.Stream")
158: myStream.Open
159: myStream.Type = adTypeText
160: myStream.Charset = "utf-8"
161: myStream.WriteText "##" & vbLf & _
162: "## Bundle of CA Root Certificates" & vbLf & _
163: "##" & vbLf & _
164: "## Certificate data from Mozilla as of: " & _
165: ConvertDateToString(LocalDateToUTC(Now)) & " GMT" & vbLf & _
166: "##" & vbLf & _
167: "## This is a bundle of X.509 certificates of public Certificate Authorities" & vbLf & _
168: "## (CA). These were automatically extracted from Mozilla's root certificates" & vbLf & _
169: "## file (certdata.txt). This file can be found in the mozilla source tree:" & vbLf & _
170: "## " & myUrl & vbLf & _
171: "##" & vbLf & _
172: "## It contains the certificates in PEM format and therefore" & vbLf & _
173: "## can be directly used with curl / libcurl / php_curl, or with" & vbLf & _
174: "## an Apache+mod_ssl webserver for SSL client authentication." & vbLf & _
175: "## Just configure this file as the SSLCACertificateFile." & vbLf & _
176: "##" & vbLf & _
177: "## Conversion done with mk-ca-bundle.vbs version " & myVersion & "." & vbLf
178: If (myCdSavF = TRUE) And (myUseOpenSSL = TRUE) Then
179: myStream.WriteText "## SHA256: " & FileSHA256(myCdFile) & vbLf
180: End If
181: myStream.WriteText "##" & vbLf & vbLf
182:
183: myStream.WriteText vbLf
184: For i = 0 To UBound(myLines)
185: If InstrRev(myLines(i), "CKA_LABEL ") Then
186: myPattern = "^CKA_LABEL\s+[A-Z0-9]+\s+""(.+?)"""
187: myLabel = RegExprFirst(myPattern, myLines(i))
188: End If
189: If (myInsideCert = TRUE) Then
190: If InstrRev(myLines(i), "END") Then
191: myInsideCert = FALSE
192: While (i < UBound(myLines)) And Not (myLines(i) = "#")
193: i = i + 1
194: If InstrRev(myLines(i), "CKA_TRUST_SERVER_AUTH CK_TRUST CKT_NSS_TRUSTED_DELEGATOR") Then
195: myUntrusted = FALSE
196: End If
197: Wend
198: If (myUntrusted = TRUE) Then
199: myNumSkipped = myNumSkipped + 1
200: Else
201: myStream.WriteText myLabel & vbLf
202: myStream.WriteText String(Len(myLabel), "=") & vbLf
203: myPem = "-----BEGIN CERTIFICATE-----" & vbLf & _
204: Base64Encode(myData) & vbLf & _
205: "-----END CERTIFICATE-----" & vbLf
206: If (myOptTxt = FALSE) Then
207: myStream.WriteText myPem & vbLf
208: Else
209: Dim myCmd, myRval, myTmpIn, myTmpOut
210: myTmpIn = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
211: myTmpOut = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
212: Set myTmpFh = objFSO.OpenTextFile(myTmpIn, 2, TRUE)
213: myTmpFh.Write myPem
214: myTmpFh.Close
215: myCmd = """" & myOpenSSL & """ x509 -md5 -fingerprint -text " & _
216: "-inform PEM -in " & myTmpIn & " -out " & myTmpOut
217: myRval = objShell.Run (myCmd, 0, TRUE)
218: objFSO.DeleteFile myTmpIn, TRUE
219: If Not (myRval = 0) Then
220: MsgBox("Failed to process PEM cert with OpenSSL commandline!"), vbCritical, mySelf
221: objFSO.DeleteFile myTmpOut, TRUE
222: WScript.Quit 3
223: End If
224: Set myTmpFh = objFSO.OpenTextFile(myTmpOut, 1)
225: myStream.WriteText myTmpFh.ReadAll & vbLf
226: myTmpFh.Close
227: objFSO.DeleteFile myTmpOut, TRUE
228: End If
229: myNumCerts = myNumCerts + 1
230: End If
231: Else
232: myOctets = Split(myLines(i), "\")
233: For j = 1 To UBound(myOctets)
234: myData = myData & Chr(CByte("&o" & myOctets(j)))
235: Next
236: End If
237: End If
238: If InstrRev(myLines(i), "CVS_ID ") Then
239: myPattern = "^CVS_ID\s+""(.+?)"""
240: myRev = RegExprFirst(myPattern, myLines(i))
241: myStream.WriteText "# " & myRev & vbLf & vbLf
242: End If
243: If InstrRev(myLines(i), "CKA_VALUE MULTILINE_OCTAL") Then
244: myInsideCert = TRUE
245: myUntrusted = TRUE
246: myData = ""
247: End If
248: If InstrRev(myLines(i), "***** BEGIN LICENSE BLOCK *****") Then
249: myInsideLicense = TRUE
250: End If
251: If (myInsideLicense = TRUE) Then
252: myStream.WriteText myLines(i) & vbLf
253: myLicenseText = myLicenseText & Mid(myLines(i), 2) & vbLf
254: End If
255: If InstrRev(myLines(i), "***** END LICENSE BLOCK *****") Then
256: myInsideLicense = FALSE
257: If (myAskLiF = TRUE) Then
258: If Not (6 = objShell.PopUp(myLicenseText & vbLf & _
259: "Do you agree to the license shown above (required to proceed) ?",, _
260: mySelf, vbQuestion + vbYesNo + vbDefaultButton1)) Then
261: myStream.Close
262: objFSO.DeleteFile myCaFile, TRUE
263: WScript.Quit 2
264: End If
265: End If
266: End If
267: Next
268:
269: ' To stop the UTF-8 BOM from being written the stream has to be copied and
270: ' then saved as binary.
271: Dim myCopy
272: Set myCopy = CreateObject("ADODB.Stream")
273: myCopy.Type = adTypeBinary
274: myCopy.Open
275: myStream.Position = 3 ' Skip UTF-8 BOM
276: myStream.CopyTo myCopy
277: myCopy.SaveToFile myCaFile, adSaveCreateOverWrite
278: myCopy.Close
279: myStream.Close
280: Set myCopy = Nothing
281: Set myStream = Nothing
282:
283: ' Done
284: objShell.PopUp "Done (" & myNumCerts & " CA certs processed, " & myNumSkipped & _
285: " untrusted skipped).", 20, mySelf, vbInformation
286: WScript.Quit 0
287:
288: Function ConvertBinaryToUTF8(arrBytes)
289: Dim objStream
290: Set objStream = CreateObject("ADODB.Stream")
291: objStream.Open
292: objStream.Type = adTypeBinary
293: objStream.Write arrBytes
294: objStream.Position = 0
295: objStream.Type = adTypeText
296: objStream.Charset = "utf-8"
297: ConvertBinaryToUTF8 = objStream.ReadText
298: Set objStream = Nothing
299: End Function
300:
301: Function SaveBinaryData(filename, data)
302: Dim objStream
303: Set objStream = CreateObject("ADODB.Stream")
304: objStream.Type = adTypeBinary
305: objStream.Open
306: objStream.Write data
307: objStream.SaveToFile filename, adSaveCreateOverWrite
308: objStream.Close
309: Set objStream = Nothing
310: End Function
311:
312: Function RegExprFirst(SearchPattern, TheString)
313: Dim objRegExp, Matches ' create variables.
314: Set objRegExp = New RegExp ' create a regular expression.
315: objRegExp.Pattern = SearchPattern ' sets the search pattern.
316: objRegExp.IgnoreCase = TRUE ' set to ignores case.
317: objRegExp.Global = TRUE ' set to global search.
318: Set Matches = objRegExp.Execute(TheString) ' do the search.
319: If (Matches.Count) Then
320: RegExprFirst = Matches(0).SubMatches(0) ' return first match.
321: Else
322: RegExprFirst = ""
323: End If
324: Set objRegExp = Nothing
325: End Function
326:
327: Function Base64Encode(inData)
328: Const Base64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
329: Dim cOut, sOut, lWrap, I
330: lWrap = Int(myWrapLe * 3 / 4)
331:
332: 'For each group of 3 bytes
333: For I = 1 To Len(inData) Step 3
334: Dim nGroup, pOut, sGroup
335:
336: 'Create one long from this 3 bytes.
337: nGroup = &H10000 * Asc(Mid(inData, I, 1)) + _
338: &H100 * MyASC(Mid(inData, I + 1, 1)) + _
339: MyASC(Mid(inData, I + 2, 1))
340:
341: 'Oct splits the long To 8 groups with 3 bits
342: nGroup = Oct(nGroup)
343:
344: 'Add leading zeros
345: nGroup = String(8 - Len(nGroup), "0") & nGroup
346:
347: 'Convert To base64
348: pOut = Mid(Base64, CLng("&o" & Mid(nGroup, 1, 2)) + 1, 1) & _
349: Mid(Base64, CLng("&o" & Mid(nGroup, 3, 2)) + 1, 1) & _
350: Mid(Base64, CLng("&o" & Mid(nGroup, 5, 2)) + 1, 1) & _
351: Mid(Base64, CLng("&o" & Mid(nGroup, 7, 2)) + 1, 1)
352:
353: 'Add the part To OutPut string
354: sOut = sOut + pOut
355:
356: 'Add a new line For Each myWrapLe chars In dest
357: If (I < Len(inData) - 2) Then
358: If (I + 2) Mod lWrap = 0 Then sOut = sOut & vbLf
359: End If
360: Next
361: Select Case Len(inData) Mod 3
362: Case 1: '8 bit final
363: sOut = Left(sOut, Len(sOut) - 2) & "=="
364: Case 2: '16 bit final
365: sOut = Left(sOut, Len(sOut) - 1) & "="
366: End Select
367: Base64Encode = sOut
368: End Function
369:
370: Function MyASC(OneChar)
371: If OneChar = "" Then MyASC = 0 Else MyASC = Asc(OneChar)
372: End Function
373:
374: ' Return the date in the same format as perl to match mk-ca-bundle.pl output:
375: ' Wed Sep 7 03:12:05 2016
376: Function ConvertDateToString(input)
377: Dim output
378: output = WeekDayName(WeekDay(input), TRUE) & " " & _
379: MonthName(Month(input), TRUE) & " "
380: If (Len(Day(input)) = 1) Then
381: output = output & " "
382: End If
383: output = output & _
384: Day(input) & " " & _
385: FormatDateTime(input, vbShortTime) & ":"
386: If (Len(Second(input)) = 1) Then
387: output = output & "0"
388: End If
389: output = output & _
390: Second(input) & " " & _
391: Year(input)
392: ConvertDateToString = output
393: End Function
394:
395: ' Convert local Date to UTC. Microsoft says:
396: ' Use Win32_ComputerSystem CurrentTimeZone property, because it automatically
397: ' adjusts the Time Zone bias for daylight saving time; Win32_Time Zone Bias
398: ' property does not.
399: ' https://msdn.microsoft.com/en-us/library/windows/desktop/ms696015.aspx
400: Function LocalDateToUTC(localdate)
401: Dim item, offset
402: For Each item In GetObject("winmgmts:").InstancesOf("Win32_ComputerSystem")
403: offset = item.CurrentTimeZone ' the offset in minutes
404: Next
405: If (offset < 0) Then
406: LocalDateToUTC = DateAdd("n", ABS(offset), localdate)
407: Else
408: LocalDateToUTC = DateAdd("n", -ABS(offset), localdate)
409: End If
410: 'objShell.PopUp LocalDateToUTC
411: End Function
412:
413: Function FileSHA256(filename)
414: Dim cmd, rval, tmpOut, tmpFh
415: if (myUseOpenSSL = TRUE) Then
416: tmpOut = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
417: cmd = """" & myOpenSSL & """ dgst -r -sha256 -out """ & tmpOut & """ """ & filename & """"
418: rval = objShell.Run(cmd, 0, TRUE)
419: If Not (rval = 0) Then
420: MsgBox("Failed to get sha256 of """ & filename & """ with OpenSSL commandline!"), vbCritical, mySelf
421: objFSO.DeleteFile tmpOut, TRUE
422: WScript.Quit 3
423: End If
424: Set tmpFh = objFSO.OpenTextFile(tmpOut, 1)
425: FileSHA256 = RegExprFirst("^([0-9a-f]{64}) .+", tmpFh.ReadAll)
426: tmpFh.Close
427: objFSO.DeleteFile tmpOut, TRUE
428: Else
429: FileSHA256 = ""
430: End If
431: End Function
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