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fix(core): keep cache restores and stores inside task outputs - #37661
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…s as misses A remote cache artifact whose outputs hold a symlink that does not resolve inside the output it sits in is now discarded before anything is restored. Nx warns and runs the task instead of replaying the result. Local cache hits are restored as before.
A literal output was kept whenever its path existed, even when a parent directory was a symlink, so the cache read and stored files from wherever the link pointed. Literal outputs now follow the same rule the glob walk already applies, and an output written with a trailing slash is no longer resolved through a link at its own path.
…ing from cache Restoring a glob output realized every parent of each matched path as a directory, replacing whatever file or symlink sat there. Below the glob's literal root those parent names come from the cached artifact, not the configuration, so the restore could remove workspace files that are not outputs of the task. Restore now refuses when a non-directory occupies such a parent. Parents the configuration names, and paths inside a literal output, are still replaced as before.
…directory With negated outputs, a cached file or link at the path of a workspace directory removed that directory whole on restore, including the paths the negations exclude. The restore now fails instead.
…acts The legacy Nx Cloud adapter now treats a retrieved artifact as a cache miss when its code or terminalOutputs entry is not a regular file, or its outputs entry is not a directory.
…ot be read Terminal outputs are optional, so a read failure falls back to the other log or to none instead of failing the cache lookup.
The directory check before a restore no longer follows a link the copy replaces with a real directory, so files at the link's target cannot refuse an otherwise valid restore.
…rectory A literal output that exists only through a linked directory is not copied into the cache. Storing the task anyway recorded and uploaded a hit that restores nothing, so the task is now left uncached with a warning naming those outputs.
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LGTM. Ran the native cache tests (79 pass) and the db-cache / default-tasks-runner specs in a sandbox; each new case asserts behaviour the base lacks, so none of them pass on master. The four behaviour changes called out in the body (outputs under a symlinked parent never cached, links leaving their output root discarded, dir-below-glob-root restore errors, failed results walked) all match the code. A few non-blocking questions and suggestions may follow separately.
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## Current Behavior - Nx restores a remote cache artifact even when a symlink in its outputs resolves outside the output it sits in. - A literal output is cached whenever its path exists, even when a parent directory is a symlink, so Nx reads and stores files from the link target. - Restoring a glob output turns every parent of each matched path into a directory, replacing any file or symlink there. Below the glob's literal root those names come from the artifact. - With negated outputs, a cached file or link at the path of a workspace directory removes that whole directory on restore, including the excluded paths. - The legacy Nx Cloud adapter replays an artifact's `code`, `terminalOutputs` and `outputs` entries without checking what kind of entry each one is. ## Expected Behavior - A remote artifact with a link that leaves its output is discarded before anything is restored. Nx warns and runs the task. Local hits restore as before. - Literal outputs follow the rule the glob walk already applies, and an output with a trailing slash isn't resolved through a link at its own path. - A restore refuses when a non-directory occupies a parent below the glob's literal root. Parents the configuration names are still replaced. - That restore fails instead of removing the directory. - The legacy adapter treats the artifact as a miss unless `code` and `terminalOutputs` are regular files and `outputs` is a directory. ### Notes for reviewers - A remote artifact whose links point outside the output (for example into workspace `node_modules`) now misses and rebuilds with a warning. - A literal output under a symlinked parent, such as `dist` linked to another disk, is no longer cached. Glob outputs already behaved this way. - The two restore refusals surface as restore errors and go through the existing handling. - The WASM-only legacy `Cache` class isn't covered. ## Related Issue(s) None. Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-MX4VEX84. Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-XPGD2SDT. Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-8URRE527. Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-I61QNYG4. Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-XCYIOQSH.
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Current Behavior
code,terminalOutputsandoutputsentries without checking what kind of entry each one is.Expected Behavior
codeandterminalOutputsare regular files andoutputsis a directory.Notes for reviewers
node_modules) now misses and rebuilds with a warning.distlinked to another disk, is no longer cached. Glob outputs already behaved this way.Cacheclass isn't covered.Related Issue(s)
None.
Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-MX4VEX84.
Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-XPGD2SDT.
Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-8URRE527.
Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-I61QNYG4.
Discovered by Anthropic's OSS Scanner, as vulnerability ANT-2026-XCYIOQSH.