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authorTodd Gamblin <tgamblin@llnl.gov>2023-05-23 12:03:13 +0200
committerGitHub <noreply@github.com>2023-05-23 06:03:13 -0400
commit91a54029f9980a6b08c66263d0b69b6980cf1844 (patch)
treefa98289d0669367a008bae4c920e92c672d4f913
parent5400b49ed6dc7001b1645b5d31bbcc7d830c15c2 (diff)
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libgcrypt: patch 1.10.2 on macos (#37844)
macOS doesn't have `getrandom`, and 1.10.2 fails to compile because of this. There's an upstream fix at https://dev.gnupg.org/T6442 that will be in the next `libgcrypt` release, but the patch is available now.
-rw-r--r--var/spack/repos/builtin/packages/libgcrypt/package.py4
-rw-r--r--var/spack/repos/builtin/packages/libgcrypt/rndgetentropy_no_getrandom.patch34
2 files changed, 38 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/libgcrypt/package.py b/var/spack/repos/builtin/packages/libgcrypt/package.py
index 120f3d0fdd..cd207db083 100644
--- a/var/spack/repos/builtin/packages/libgcrypt/package.py
+++ b/var/spack/repos/builtin/packages/libgcrypt/package.py
@@ -38,6 +38,10 @@ class Libgcrypt(AutotoolsPackage):
# flags, and the build system ensures that
return (None, flags, None)
+ # 1.10.2 fails on macOS when trying to use the Linux getrandom() call
+ # https://dev.gnupg.org/T6442
+ patch("rndgetentropy_no_getrandom.patch", when="@=1.10.2 platform=darwin")
+
def check(self):
# Without this hack, `make check` fails on macOS when SIP is enabled
# https://bugs.gnupg.org/gnupg/issue2056
diff --git a/var/spack/repos/builtin/packages/libgcrypt/rndgetentropy_no_getrandom.patch b/var/spack/repos/builtin/packages/libgcrypt/rndgetentropy_no_getrandom.patch
new file mode 100644
index 0000000000..acb5b115a3
--- /dev/null
+++ b/var/spack/repos/builtin/packages/libgcrypt/rndgetentropy_no_getrandom.patch
@@ -0,0 +1,34 @@
+diff --git a/random/rndgetentropy.c b/random/rndgetentropy.c
+index 513da0b..d8eedce 100644
+--- a/random/rndgetentropy.c
++++ b/random/rndgetentropy.c
+@@ -81,27 +81,8 @@ _gcry_rndgetentropy_gather_random (void (*add)(const void*, size_t,
+ do
+ {
+ _gcry_pre_syscall ();
+- if (fips_mode ())
+- {
+- /* DRBG chaining defined in SP 800-90A (rev 1) specify
+- * the upstream (kernel) DRBG needs to be reseeded for
+- * initialization of downstream (libgcrypt) DRBG. For this
+- * in RHEL, we repurposed the GRND_RANDOM flag of getrandom API.
+- * The libgcrypt DRBG is initialized with 48B of entropy, but
+- * the kernel can provide only 32B at a time after reseeding
+- * so we need to limit our requests to 32B here.
+- * This is clarified in IG 7.19 / IG D.K. for FIPS 140-2 / 3
+- * and might not be applicable on other FIPS modules not running
+- * RHEL kernel.
+- */
+- nbytes = length < 32 ? length : 32;
+- ret = getrandom (buffer, nbytes, GRND_RANDOM);
+- }
+- else
+- {
+- nbytes = length < sizeof (buffer) ? length : sizeof (buffer);
+- ret = getentropy (buffer, nbytes);
+- }
++ nbytes = length < sizeof (buffer) ? length : sizeof (buffer);
++ ret = getentropy (buffer, nbytes);
+ _gcry_post_syscall ();
+ }
+ while (ret == -1 && errno == EINTR);