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Make getpwnam/getgrnam error messages more user-friendly.

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This commit is contained in:
Gunnar Beutner 2013-10-10 11:28:07 +02:00
parent ac9d1d0b1a
commit 07e2a38c4d
1 changed files with 14 additions and 6 deletions
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8
icinga-app/icinga.cpp
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@ -243,10 +243,14 @@ int main(int argc, char **argv)
struct group *gr = getgrnam(group.CStr()); struct group *gr = getgrnam(group.CStr());
if (!gr) { if (!gr) {
if (errno == 0) {
BOOST_THROW_EXCEPTION(std::invalid_argument("Invalid group specified: " + group));
} else {
BOOST_THROW_EXCEPTION(posix_error() BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("getgrnam") << boost::errinfo_api_function("getgrnam")
<< boost::errinfo_errno(errno)); << boost::errinfo_errno(errno));
} }
}
if (setgid(gr->gr_gid) < 0) { if (setgid(gr->gr_gid) < 0) {
BOOST_THROW_EXCEPTION(posix_error() BOOST_THROW_EXCEPTION(posix_error()
@ -262,10 +266,14 @@ int main(int argc, char **argv)
struct passwd *pw = getpwnam(user.CStr()); struct passwd *pw = getpwnam(user.CStr());
if (!pw) { if (!pw) {
if (errno == 0) {
BOOST_THROW_EXCEPTION(std::invalid_argument("Invalid user specified: " + user));
} else {
BOOST_THROW_EXCEPTION(posix_error() BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("getpwnam") << boost::errinfo_api_function("getpwnam")
<< boost::errinfo_errno(errno)); << boost::errinfo_errno(errno));
} }
}
if (setuid(pw->pw_uid) < 0) { if (setuid(pw->pw_uid) < 0) {
BOOST_THROW_EXCEPTION(posix_error() BOOST_THROW_EXCEPTION(posix_error()