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Fix 'Read-only file system' when building a derivation

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This commit is contained in:
Eelco Dolstra 2018-11-15 12:59:54 +01:00
parent 32a0a223d5
commit a32ff2573b
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GPG key ID: 8170B4726D7198DE
3 changed files with 5 additions and 1 deletions
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3
src/libutil/util.cc
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@ -936,7 +936,8 @@ pid_t startProcess(std::function<void()> fun, const ProcessOptions & options)
throw SysError("setting death signal");
#endif
restoreAffinity();
restoreMountNamespace();
if (options.restoreMountNamespace)
restoreMountNamespace();
fun();
} catch (std::exception & e) {
try {

1
src/libutil/util.hh
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@ -250,6 +250,7 @@ struct ProcessOptions
bool dieWithParent = true;
bool runExitHandlers = false;
bool allowVfork = true;
bool restoreMountNamespace = true;
};
pid_t startProcess(std::function<void()> fun, const ProcessOptions & options = ProcessOptions());