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Merge remote-tracking branch 'origin/master' into flakes

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This commit is contained in:
Eelco Dolstra 2019-05-15 20:51:29 +02:00
commit 0f5032c5a4
12 changed files with 400 additions and 47 deletions
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11
src/libutil/util.cc
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@ -16,6 +16,7 @@
#include <future>
#include <fcntl.h>
#include <grp.h>
#include <limits.h>
#include <pwd.h>
#include <sys/ioctl.h>
@ -1038,6 +1039,16 @@ void runProgram2(const RunOptions & options)
if (source && dup2(in.readSide.get(), STDIN_FILENO) == -1)
throw SysError("dupping stdin");
if (options.chdir && chdir((*options.chdir).c_str()) == -1)
throw SysError("chdir failed");
if (options.gid && setgid(*options.gid) == -1)
throw SysError("setgid failed");
/* Drop all other groups if we're setgid. */
if (options.gid && setgroups(0, 0) == -1)
throw SysError("setgroups failed");
if (options.uid && setuid(*options.uid) == -1)
throw SysError("setuid failed");
Strings args_(options.args);
args_.push_front(options.program);