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50 lines
1.5 KiB
50 lines
1.5 KiB
From 7b5cecf595cd1f4d0fb5b73e97f5fe2e00c4e255 Mon Sep 17 00:00:00 2001
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From: Jeremy Cline <jeremy@jcline.org>
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Date: Thu, 7 Sep 2017 20:11:08 -0400
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Subject: [PATCH] Provide a destructor for the CRL object (#690)
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This frees the memory allocated for the CRL object. Prior to this
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commit, the following script would leak memory:
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```
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from OpenSSL.crypto import load_crl, FILETYPE_PEM
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crl = """
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-----BEGIN X509 CRL-----
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MIIBfDCB5jANBgkqhkiG9w0BAQsFADCBoDELMAkGA1UEBhMCVVMxCzAJBgNVBAgT
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Ak5DMRAwDgYDVQQHEwdSYWxlaWdoMRcwFQYDVQQKEw5GZWRvcmEgUHJvamVjdDEP
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MA0GA1UECxMGZmVkbXNnMQ8wDQYDVQQDEwZmZWRtc2cxDzANBgNVBCkTBmZlZG1z
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ZzEmMCQGCSqGSIb3DQEJARYXYWRtaW5AZmVkb3JhcHJvamVjdC5vcmcXDTE3MDYx
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NTIxMDMwOFoXDTM3MDYxMDIxMDMwOFowFDASAgECFw0xMjA3MTUyMTE4NTJaMA0G
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CSqGSIb3DQEBCwUAA4GBAGOBuDxmRFNcYP71LBsCOfFzKij00qpxM01d5/G6+0kM
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WJT8oTajMQoY6oISvQDq6TkwEoKc1yl6Ld1/XTtCNOhbybzRBAVf/Lxi/nRPP1JO
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qOdZs5jMLLQq1mRJz+MgKHHTDlnvpbjHMuyTss1RblFDr4iZPHMcBNKPGIj3pmpA
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-----END X509 CRL-----
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"""
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for _ in range(0, 1000000):
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load_crl(FILETYPE_PEM, crl)
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```
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Signed-off-by: Jeremy Cline <jeremy@jcline.org>
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---
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src/OpenSSL/crypto.py | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/OpenSSL/crypto.py b/src/OpenSSL/crypto.py
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index 52fcdaf..85c60b7 100644
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--- a/src/OpenSSL/crypto.py
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+++ b/src/OpenSSL/crypto.py
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@@ -2758,7 +2758,7 @@ def load_crl(type, buffer):
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_raise_current_error()
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result = CRL.__new__(CRL)
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- result._crl = crl
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+ result._crl = _ffi.gc(crl, _lib.X509_CRL_free)
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return result
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--
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2.13.5
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