test: prepare test PKey instances on demand

Preparing for the introduction of the memory leak checker. Do not leave
OpenSSL objects in constants that wouldn't be GCed in order to avoid
false positives.

1 files changed, 19 insertions, 108 deletions

diff --git a/test/utils.rb b/test/utils.rb
index b33d18eb..70bb5941 100644
--- a/test/utils.rb
+++ b/test/utils.rb
@@ -16,113 +16,24 @@ require "socket"
 require "envutil"
 
 module OpenSSL::TestUtils
-  TEST_KEY_RSA1024 = OpenSSL::PKey::RSA.new <<-_end_of_pem_
------BEGIN RSA PRIVATE KEY-----
-MIICXgIBAAKBgQDLwsSw1ECnPtT+PkOgHhcGA71nwC2/nL85VBGnRqDxOqjVh7Cx
-aKPERYHsk4BPCkE3brtThPWc9kjHEQQ7uf9Y1rbCz0layNqHyywQEVLFmp1cpIt/
-Q3geLv8ZD9pihowKJDyMDiN6ArYUmZczvW4976MU3+l54E6lF/JfFEU5hwIDAQAB
-AoGBAKSl/MQarye1yOysqX6P8fDFQt68VvtXkNmlSiKOGuzyho0M+UVSFcs6k1L0
-maDE25AMZUiGzuWHyaU55d7RXDgeskDMakD1v6ZejYtxJkSXbETOTLDwUWTn618T
-gnb17tU1jktUtU67xK/08i/XodlgnQhs6VoHTuCh3Hu77O6RAkEA7+gxqBuZR572
-74/akiW/SuXm0SXPEviyO1MuSRwtI87B02D0qgV8D1UHRm4AhMnJ8MCs1809kMQE
-JiQUCrp9mQJBANlt2ngBO14us6NnhuAseFDTBzCHXwUUu1YKHpMMmxpnGqaldGgX
-sOZB3lgJsT9VlGf3YGYdkLTNVbogQKlKpB8CQQDiSwkb4vyQfDe8/NpU5Not0fII
-8jsDUCb+opWUTMmfbxWRR3FBNu8wnym/m19N4fFj8LqYzHX4KY0oVPu6qvJxAkEA
-wa5snNekFcqONLIE4G5cosrIrb74sqL8GbGb+KuTAprzj5z1K8Bm0UW9lTjVDjDi
-qRYgZfZSL+x1P/54+xTFSwJAY1FxA/N3QPCXCjPh5YqFxAMQs2VVYTfg+t0MEcJD
-dPMQD5JX6g5HKnHFg2mZtoXQrWmJSn7p8GJK8yNTopEErA==
------END RSA PRIVATE KEY-----
-  _end_of_pem_
+  module Fixtures
+    module_function
 
-  TEST_KEY_RSA2048 = OpenSSL::PKey::RSA.new <<-_end_of_pem_
------BEGIN RSA PRIVATE KEY-----
-MIIEpAIBAAKCAQEAuV9ht9J7k4NBs38jOXvvTKY9gW8nLICSno5EETR1cuF7i4pN
-s9I1QJGAFAX0BEO4KbzXmuOvfCpD3CU+Slp1enenfzq/t/e/1IRW0wkJUJUFQign
-4CtrkJL+P07yx18UjyPlBXb81ApEmAB5mrJVSrWmqbjs07JbuS4QQGGXLc+Su96D
-kYKmSNVjBiLxVVSpyZfAY3hD37d60uG+X8xdW5v68JkRFIhdGlb6JL8fllf/A/bl
-NwdJOhVr9mESHhwGjwfSeTDPfd8ZLE027E5lyAVX9KZYcU00mOX+fdxOSnGqS/8J
-DRh0EPHDL15RcJjV2J6vZjPb0rOYGDoMcH+94wIDAQABAoIBAAzsamqfYQAqwXTb
-I0CJtGg6msUgU7HVkOM+9d3hM2L791oGHV6xBAdpXW2H8LgvZHJ8eOeSghR8+dgq
-PIqAffo4x1Oma+FOg3A0fb0evyiACyrOk+EcBdbBeLo/LcvahBtqnDfiUMQTpy6V
-seSoFCwuN91TSCeGIsDpRjbG1vxZgtx+uI+oH5+ytqJOmfCksRDCkMglGkzyfcl0
-Xc5CUhIJ0my53xijEUQl19rtWdMnNnnkdbG8PT3LZlOta5Do86BElzUYka0C6dUc
-VsBDQ0Nup0P6rEQgy7tephHoRlUGTYamsajGJaAo1F3IQVIrRSuagi7+YpSpCqsW
-wORqorkCgYEA7RdX6MDVrbw7LePnhyuaqTiMK+055/R1TqhB1JvvxJ1CXk2rDL6G
-0TLHQ7oGofd5LYiemg4ZVtWdJe43BPZlVgT6lvL/iGo8JnrncB9Da6L7nrq/+Rvj
-XGjf1qODCK+LmreZWEsaLPURIoR/Ewwxb9J2zd0CaMjeTwafJo1CZvcCgYEAyCgb
-aqoWvUecX8VvARfuA593Lsi50t4MEArnOXXcd1RnXoZWhbx5rgO8/ATKfXr0BK/n
-h2GF9PfKzHFm/4V6e82OL7gu/kLy2u9bXN74vOvWFL5NOrOKPM7Kg+9I131kNYOw
-Ivnr/VtHE5s0dY7JChYWE1F3vArrOw3T00a4CXUCgYEA0SqY+dS2LvIzW4cHCe9k
-IQqsT0yYm5TFsUEr4sA3xcPfe4cV8sZb9k/QEGYb1+SWWZ+AHPV3UW5fl8kTbSNb
-v4ng8i8rVVQ0ANbJO9e5CUrepein2MPL0AkOATR8M7t7dGGpvYV0cFk8ZrFx0oId
-U0PgYDotF/iueBWlbsOM430CgYEAqYI95dFyPI5/AiSkY5queeb8+mQH62sdcCCr
-vd/w/CZA/K5sbAo4SoTj8dLk4evU6HtIa0DOP63y071eaxvRpTNqLUOgmLh+D6gS
-Cc7TfLuFrD+WDBatBd5jZ+SoHccVrLR/4L8jeodo5FPW05A+9gnKXEXsTxY4LOUC
-9bS4e1kCgYAqVXZh63JsMwoaxCYmQ66eJojKa47VNrOeIZDZvd2BPVf30glBOT41
-gBoDG3WMPZoQj9pb7uMcrnvs4APj2FIhMU8U15LcPAj59cD6S6rWnAxO8NFK7HQG
-4Jxg3JNNf8ErQoCHb1B3oVdXJkmbJkARoDpBKmTCgKtP8ADYLmVPQw==
------END RSA PRIVATE KEY-----
-  _end_of_pem_
-
-  TEST_KEY_DSA256 = OpenSSL::PKey::DSA.new <<-_end_of_pem_
------BEGIN DSA PRIVATE KEY-----
-MIH3AgEAAkEAhk2libbY2a8y2Pt21+YPYGZeW6wzaW2yfj5oiClXro9XMR7XWLkE
-9B7XxLNFCS2gmCCdMsMW1HulaHtLFQmB2wIVAM43JZrcgpu6ajZ01VkLc93gu/Ed
-AkAOhujZrrKV5CzBKutKLb0GVyVWmdC7InoNSMZEeGU72rT96IjM59YzoqmD0pGM
-3I1o4cGqg1D1DfM1rQlnN1eSAkBq6xXfEDwJ1mLNxF6q8Zm/ugFYWR5xcX/3wFiT
-b4+EjHP/DbNh9Vm5wcfnDBJ1zKvrMEf2xqngYdrV/3CiGJeKAhRvL57QvJZcQGvn
-ISNX5cMzFHRW3Q==
------END DSA PRIVATE KEY-----
-  _end_of_pem_
-
-  TEST_KEY_DSA512 = OpenSSL::PKey::DSA.new <<-_end_of_pem_
------BEGIN DSA PRIVATE KEY-----
-MIH4AgEAAkEA5lB4GvEwjrsMlGDqGsxrbqeFRh6o9OWt6FgTYiEEHaOYhkIxv0Ok
-RZPDNwOG997mDjBnvDJ1i56OmS3MbTnovwIVAJgub/aDrSDB4DZGH7UyarcaGy6D
-AkB9HdFw/3td8K4l1FZHv7TCZeJ3ZLb7dF3TWoGUP003RCqoji3/lHdKoVdTQNuR
-S/m6DlCwhjRjiQ/lBRgCLCcaAkEAjN891JBjzpMj4bWgsACmMggFf57DS0Ti+5++
-Q1VB8qkJN7rA7/2HrCR3gTsWNb1YhAsnFsoeRscC+LxXoXi9OAIUBG98h4tilg6S
-55jreJD3Se3slps=
------END DSA PRIVATE KEY-----
-  _end_of_pem_
-
-  TEST_KEY_DSA1024 = OpenSSL::PKey::DSA.new <<-_end_of_pem_
------BEGIN DSA PRIVATE KEY-----
-MIIBugIBAAKBgQCH9aAoXvWWThIjkA6D+nI1F9ksF9iDq594rkiGNOT9sPDOdB+n
-D+qeeeeloRlj19ymCSADPI0ZLRgkchkAEnY2RnqnhHOjVf/roGgRbW+iQDMbQ9wa
-/pvc6/fAbsu1goE1hBYjm98/sZEeXavj8tR56IXnjF1b6Nx0+sgeUKFKEQIVAMiz
-4BJUFeTtddyM4uadBM7HKLPRAoGAZdLBSYNGiij7vAjesF5mGUKTIgPd+JKuBEDx
-OaBclsgfdoyoF/TMOkIty+PVlYD+//Vl2xnoUEIRaMXHwHfm0r2xUX++oeRaSScg
-YizJdUxe5jvBuBszGPRc/mGpb9YvP0sB+FL1KmuxYmdODfCe51zl8uM/CVhouJ3w
-DjmRGscCgYAuFlfC7p+e8huCKydfcv/beftqjewiOPpQ3u5uI6KPCtCJPpDhs3+4
-IihH2cPsAlqwGF4tlibW1+/z/OZ1AZinPK3y7b2jSJASEaPeEltVzB92hcd1khk2
-jTYcmSsV4VddplOPK9czytR/GbbibxsrhhgZUbd8LPbvIgaiadJ1PgIUBnJ/5vN2
-CVArsEzlPUCbohPvZnE=
------END DSA PRIVATE KEY-----
-  _end_of_pem_
-
-if defined?(OpenSSL::PKey::EC)
-
-  TEST_KEY_EC_P256V1 = OpenSSL::PKey::EC.new <<-_end_of_pem_
------BEGIN EC PRIVATE KEY-----
-MHcCAQEEIID49FDqcf1O1eO8saTgG70UbXQw9Fqwseliit2aWhH1oAoGCCqGSM49
-AwEHoUQDQgAEFglk2c+oVUIKQ64eZG9bhLNPWB7lSZ/ArK41eGy5wAzU/0G51Xtt
-CeBUl+MahZtn9fO1JKdF4qJmS39dXnpENg==
------END EC PRIVATE KEY-----
-  _end_of_pem_
-
-end
+    def pkey(name)
+      OpenSSL::PKey.read(read_file("pkey", name))
+    end
 
-  TEST_KEY_DH1024 = OpenSSL::PKey::DH.new <<-_end_of_pem_
------BEGIN DH PARAMETERS-----
-MIGHAoGBAKnKQ8MNK6nYZzLrrcuTsLxuiJGXoOO5gT+tljOTbHBuiktdMTITzIY0
-pFxIvjG05D7HoBZQfrR0c92NGWPkAiCkhQKB8JCbPVzwNLDy6DZ0pmofDKrEsYHG
-AQjjxMXhwULlmuR/K+WwlaZPiLIBYalLAZQ7ZbOPeVkJ8ePao0eLAgEC
------END DH PARAMETERS-----
-  _end_of_pem_
+    def pkey_dh(name)
+      # DH parameters can be read by OpenSSL::PKey.read atm
+      OpenSSL::PKey::DH.new(read_file("pkey", name))
+    end
 
-  TEST_KEY_DH1024.set_key(OpenSSL::BN.new("556AF1598AE69899867CEBA9F29CE4862B884C2B43C9019EA0231908F6EFA785E3C462A6ECB16DF676866E997FFB72B487DC7967C58C3CA38CE974473BF19B2AA5DCBF102735572EBA6F353F6F0BBE7FF1DE1B07FE1381A355C275C33405004317F9491B5955F191F6615A63B30E55A027FB88A1A4B25608E09EEE68A7DF32D", 16),
-                          OpenSSL::BN.new("48561834C67E65FFD2A9B47F41E5E78FDC95C387428FDB1E4B0188B64D1643C3A8D3455B945B7E8C4D166010C7C2CE23BFB9BEF43D0348FE7FA5284B0225E7FE1537546D114E3D8A4411B9B9351AB451E1A358F50ED61B1F00DA29336EEBBD649980AC86D76AF8BBB065298C2052672EEF3EF13AB47A15275FC2836F3AC74CEA", 16))
+    def read_file(category, name)
+      @file_cache ||= {}
+      @file_cache[[category, name]] ||=
+        File.read(File.join(__dir__, "fixtures", category, name + ".pem"))
+    end
+  end
 
   module_function
 
@@ -220,9 +131,9 @@ AQjjxMXhwULlmuR/K+WwlaZPiLIBYalLAZQ7ZbOPeVkJ8ePao0eLAgEC
 
     def setup
       super
-      @ca_key  = OpenSSL::TestUtils::TEST_KEY_RSA2048
-      @svr_key = OpenSSL::TestUtils::TEST_KEY_RSA1024
-      @cli_key = OpenSSL::TestUtils::TEST_KEY_DSA1024
+      @ca_key  = Fixtures.pkey("rsa2048")
+      @svr_key = Fixtures.pkey("rsa1024")
+      @cli_key = Fixtures.pkey("dsa1024")
       @ca  = OpenSSL::X509::Name.parse("/DC=org/DC=ruby-lang/CN=CA")
       @svr = OpenSSL::X509::Name.parse("/DC=org/DC=ruby-lang/CN=localhost")
       @cli = OpenSSL::X509::Name.parse("/DC=org/DC=ruby-lang/CN=localhost")
@@ -288,7 +199,7 @@ AQjjxMXhwULlmuR/K+WwlaZPiLIBYalLAZQ7ZbOPeVkJ8ePao0eLAgEC
         ctx.cert_store = store
         ctx.cert = @svr_cert
         ctx.key = @svr_key
-        ctx.tmp_dh_callback = proc { OpenSSL::TestUtils::TEST_KEY_DH1024 }
+        ctx.tmp_dh_callback = proc { Fixtures.pkey_dh("dh1024") }
         begin
           ctx.ecdh_curves = "P-256"
         rescue NotImplementedError