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local-derivation-goal.cc: enable seccomp filters for mips{32,64} #6456

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merged 1 commit into from Nov 21, 2022
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local-derivation-goal.cc: enable seccomp filters for mips{32,64} #6456

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16 changes: 16 additions & 0 deletions src/libstore/build/local-derivation-goal.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -1529,6 +1529,22 @@ void setupSeccomp()
seccomp_arch_add(ctx, SCMP_ARCH_ARM) != 0)
printError("unable to add ARM seccomp architecture; this may result in spurious build failures if running 32-bit ARM processes");

if (nativeSystem == "mips64-linux" &&
seccomp_arch_add(ctx, SCMP_ARCH_MIPS) != 0)
printError("unable to add mips seccomp architecture");

if (nativeSystem == "mips64-linux" &&
seccomp_arch_add(ctx, SCMP_ARCH_MIPS64N32) != 0)
printError("unable to add mips64-*abin32 seccomp architecture");

if (nativeSystem == "mips64el-linux" &&
seccomp_arch_add(ctx, SCMP_ARCH_MIPSEL) != 0)
printError("unable to add mipsel seccomp architecture");

if (nativeSystem == "mips64el-linux" &&
seccomp_arch_add(ctx, SCMP_ARCH_MIPSEL64N32) != 0)
printError("unable to add mips64el-*abin32 seccomp architecture");

/* Prevent builders from creating setuid/setgid binaries. */
for (int perm : { S_ISUID, S_ISGID }) {
if (seccomp_rule_add(ctx, SCMP_ACT_ERRNO(EPERM), SCMP_SYS(chmod), 1,
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