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* Start of the setuid helper (the program that performs the operations

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that have to be done as root: running builders under different uids,
  changing ownership of build results, and deleting paths in the store
  with the wrong ownership).
This commit is contained in:
Eelco Dolstra 2006-12-06 01:24:02 +00:00
parent 2b558843a2
commit 9f0efa6611
5 changed files with 18 additions and 4 deletions
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7
src/libstore/build.cc
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@ -454,11 +454,12 @@ static void killUser(uid_t uid)
if (kill(-1, SIGKILL) == 0) break;
if (errno == ESRCH) break; /* no more processes */
if (errno != EINTR)
throw SysError(format("cannot kill processes for UID `%1%'") % uid);
throw SysError(format("cannot kill processes for uid `%1%'") % uid);
}
} catch (std::exception & e) {
std::cerr << format("killing build users: %1%\n") % e.what();
std::cerr << format("killing processes beloging to uid `%1%': %1%\n")
% uid % e.what();
quickExit(1);
}
quickExit(0);
@ -466,7 +467,7 @@ static void killUser(uid_t uid)
/* parent */
if (pid.wait(true) != 0)
throw Error(format("cannot kill processes for UID `%1%'") % uid);
throw Error(format("cannot kill processes for uid `%1%'") % uid);
/* !!! We should really do some check to make sure that there are
no processes left running under `uid', but there is no portable