Fix namespace warning being emitted if sandbox is disabled
If useChroot = false, and user namespaces aren't available for some
reason (e.g. within a Docker container), this fixes a pointless warning
being emitted, as we would never attempt to use them even if they were
available.
Change-Id: Ibcee91c088edd2cd19e70218d5a5802bff8f537b
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@ -221,12 +221,12 @@ void LocalDerivationGoal::tryLocalBuild()
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}
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#if __linux__
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// FIXME: should user namespaces being unsupported also require
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// sandbox-fallback to be allowed? I don't think so, since they aren't a
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// huge security win to have enabled.
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usingUserNamespace = userNamespacesSupported();
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if (useChroot) {
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// FIXME: should user namespaces being unsupported also require
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// sandbox-fallback to be allowed? I don't think so, since they aren't a
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// huge security win to have enabled.
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usingUserNamespace = userNamespacesSupported();
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if (!mountAndPidNamespacesSupported()) {
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if (!settings.sandboxFallback)
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throw Error("this system does not support the kernel namespaces that are required for sandboxing; use '--no-sandbox' to disable sandboxing. Pass --debug for diagnostics on what is broken.");
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