#include <systemd/sd-login.h>
#endif
+#include "fileio.h"
#include "mkdir.h"
#include "hashmap.h"
#include "journal-file.h"
}
static void server_read_file_gid(Server *s) {
- const char *adm = "adm";
+ const char *g = "systemd-journal";
int r;
assert(s);
if (s->file_gid_valid)
return;
- r = get_group_creds(&adm, &s->file_gid);
+ r = get_group_creds(&g, &s->file_gid);
if (r < 0)
- log_warning("Failed to resolve 'adm' group: %s", strerror(-r));
+ log_warning("Failed to resolve '%s' group: %s", g, strerror(-r));
/* if we couldn't read the gid, then it will be 0, but that's
* fine and we shouldn't try to resolve the group again, so
sd_id128_t id;
int r;
char *t;
- uid_t loginuid = 0, realuid = 0;
+ uid_t realuid = 0, owner = 0, journal_uid;
+ bool owner_valid = false;
assert(s);
assert(iovec);
if (ucred) {
uint32_t audit;
-#ifdef HAVE_LOGIND
- uid_t owner;
-#endif
+ uid_t loginuid;
realuid = ucred->uid;
IOVEC_SET_STRING(iovec[n++], session);
}
- if (sd_pid_get_owner_uid(ucred->uid, &owner) >= 0)
+ if (sd_pid_get_owner_uid(ucred->pid, &owner) >= 0) {
+ owner_valid = true;
if (asprintf(&owner_uid, "_SYSTEMD_OWNER_UID=%lu", (unsigned long) owner) >= 0)
IOVEC_SET_STRING(iovec[n++], owner_uid);
+ }
#endif
if (cg_pid_get_unit(ucred->pid, &t) >= 0) {
if (label) {
selinux_context = malloc(sizeof("_SELINUX_CONTEXT=") + label_len);
if (selinux_context) {
- memcpy(selinux_context, "_SELINUX_CONTEXT=", sizeof("_SELINUX_CONTEXT=")-1);
- memcpy(selinux_context+sizeof("_SELINUX_CONTEXT=")-1, label, label_len);
- selinux_context[sizeof("_SELINUX_CONTEXT=")-1+label_len] = 0;
+ *((char*) mempcpy(stpcpy(selinux_context, "_SELINUX_CONTEXT="), label, label_len)) = 0;
IOVEC_SET_STRING(iovec[n++], selinux_context);
}
} else {
selinux_context = strappend("_SELINUX_CONTEXT=", con);
if (selinux_context)
IOVEC_SET_STRING(iovec[n++], selinux_context);
-
freecon(con);
}
}
assert(n <= m);
- write_to_journal(s,
- s->split_mode == SPLIT_NONE ? 0 :
- (s->split_mode == SPLIT_UID ? realuid :
- (realuid == 0 ? 0 : loginuid)), iovec, n);
+ if (s->split_mode == SPLIT_UID && realuid > 0)
+ /* Split up strictly by any UID */
+ journal_uid = realuid;
+ else if (s->split_mode == SPLIT_LOGIN && realuid > 0 && owner_valid && owner > 0)
+ /* Split up by login UIDs, this avoids creation of
+ * individual journals for system UIDs. We do this
+ * only if the realuid is not root, in order not to
+ * accidentally leak privileged information to the
+ * user that is logged by a privileged process that is
+ * part of an unprivileged session.*/
+ journal_uid = owner;
+ else
+ journal_uid = 0;
+
+ write_to_journal(s, journal_uid, iovec, n);
}
void server_driver_message(Server *s, sd_id128_t message_id, const char *format, ...) {
if (r >= 0)
rm_rf("/run/log/journal", false, true, false);
- if (j)
- sd_journal_close(j);
+ sd_journal_close(j);
return r;
}
server_parse_config_file(s);
server_parse_proc_cmdline(s);
+ if (!!s->rate_limit_interval ^ !!s->rate_limit_burst) {
+ log_debug("Setting both rate limit interval and burst from %llu,%u to 0,0",
+ (long long unsigned) s->rate_limit_interval,
+ s->rate_limit_burst);
+ s->rate_limit_interval = s->rate_limit_burst = 0;
+ }
mkdir_p("/run/systemd/journal", 0755);
if (!s->udev)
return -ENOMEM;
- s->rate_limit = journal_rate_limit_new(s->rate_limit_interval, s->rate_limit_burst);
+ s->rate_limit = journal_rate_limit_new(s->rate_limit_interval,
+ s->rate_limit_burst);
if (!s->rate_limit)
return -ENOMEM;