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Diffstat (limited to 'src/journal/journald-server.c')
-rw-r--r--src/journal/journald-server.c162
1 files changed, 69 insertions, 93 deletions
diff --git a/src/journal/journald-server.c b/src/journal/journald-server.c
index 7e7b379df8..4134e9fc67 100644
--- a/src/journal/journald-server.c
+++ b/src/journal/journald-server.c
@@ -31,10 +31,6 @@
#include <systemd/sd-messages.h>
#include <systemd/sd-daemon.h>
-#ifdef HAVE_LOGIND
-#include <systemd/sd-login.h>
-#endif
-
#include "fileio.h"
#include "mkdir.h"
#include "hashmap.h"
@@ -505,26 +501,26 @@ static void dispatch_message_real(
const char *label, size_t label_len,
const char *unit_id) {
- char pid[sizeof("_PID=") + DECIMAL_STR_MAX(ucred->pid)],
- uid[sizeof("_UID=") + DECIMAL_STR_MAX(ucred->uid)],
- gid[sizeof("_GID=") + DECIMAL_STR_MAX(ucred->gid)],
+ char pid[sizeof("_PID=") + DECIMAL_STR_MAX(pid_t)],
+ uid[sizeof("_UID=") + DECIMAL_STR_MAX(uid_t)],
+ gid[sizeof("_GID=") + DECIMAL_STR_MAX(gid_t)],
+ owner_uid[sizeof("_SYSTEMD_OWNER_UID=") + DECIMAL_STR_MAX(uid_t)],
source_time[sizeof("_SOURCE_REALTIME_TIMESTAMP=") + DECIMAL_STR_MAX(usec_t)],
boot_id[sizeof("_BOOT_ID=") + 32] = "_BOOT_ID=",
machine_id[sizeof("_MACHINE_ID=") + 32] = "_MACHINE_ID=";
-
- _cleanup_free_ char *comm = NULL, *cmdline = NULL, *hostname = NULL,
- *exe = NULL, *cgroup = NULL, *session = NULL,
- *owner_uid = NULL, *unit = NULL, *selinux_context = NULL;
-
-#ifdef HAVE_AUDIT
- _cleanup_free_ char *audit_session = NULL, *audit_loginuid = NULL;
-#endif
-
+ char *comm, *exe, *cmdline, *cgroup, *session, *unit, *selinux_context, *hostname;
sd_id128_t id;
int r;
- char *t;
+ char *t, *c;
uid_t realuid = 0, owner = 0, journal_uid;
bool owner_valid = false;
+#ifdef HAVE_AUDIT
+ char audit_session[sizeof("_AUDIT_SESSION=") + DECIMAL_STR_MAX(uint32_t)],
+ audit_loginuid[sizeof("_AUDIT_LOGINUID=") + DECIMAL_STR_MAX(uid_t)];
+
+ uint32_t audit;
+ uid_t loginuid;
+#endif
assert(s);
assert(iovec);
@@ -532,130 +528,111 @@ static void dispatch_message_real(
assert(n + N_IOVEC_META_FIELDS <= m);
if (ucred) {
-#ifdef HAVE_AUDIT
- uint32_t audit;
- uid_t loginuid;
-#endif
-
realuid = ucred->uid;
- snprintf(pid, sizeof(pid) - 1, "_PID=%lu", (unsigned long) ucred->pid);
- char_array_0(pid);
+ sprintf(pid, "_PID=%lu", (unsigned long) ucred->pid);
IOVEC_SET_STRING(iovec[n++], pid);
- snprintf(uid, sizeof(uid) - 1, "_UID=%lu", (unsigned long) ucred->uid);
- char_array_0(uid);
+ sprintf(uid, "_UID=%lu", (unsigned long) ucred->uid);
IOVEC_SET_STRING(iovec[n++], uid);
- snprintf(gid, sizeof(gid) - 1, "_GID=%lu", (unsigned long) ucred->gid);
- char_array_0(gid);
+ sprintf(gid, "_GID=%lu", (unsigned long) ucred->gid);
IOVEC_SET_STRING(iovec[n++], gid);
r = get_process_comm(ucred->pid, &t);
if (r >= 0) {
- comm = strappend("_COMM=", t);
+ comm = strappenda("_COMM=", t);
free(t);
-
- if (comm)
- IOVEC_SET_STRING(iovec[n++], comm);
+ IOVEC_SET_STRING(iovec[n++], comm);
}
r = get_process_exe(ucred->pid, &t);
if (r >= 0) {
- exe = strappend("_EXE=", t);
+ exe = strappenda("_EXE=", t);
free(t);
-
- if (exe)
- IOVEC_SET_STRING(iovec[n++], exe);
+ IOVEC_SET_STRING(iovec[n++], exe);
}
r = get_process_cmdline(ucred->pid, 0, false, &t);
if (r >= 0) {
- cmdline = strappend("_CMDLINE=", t);
+ cmdline = strappenda("_CMDLINE=", t);
free(t);
-
- if (cmdline)
- IOVEC_SET_STRING(iovec[n++], cmdline);
+ IOVEC_SET_STRING(iovec[n++], cmdline);
}
#ifdef HAVE_AUDIT
r = audit_session_from_pid(ucred->pid, &audit);
- if (r >= 0)
- if (asprintf(&audit_session, "_AUDIT_SESSION=%lu", (unsigned long) audit) >= 0)
- IOVEC_SET_STRING(iovec[n++], audit_session);
+ if (r >= 0) {
+ sprintf(audit_session, "_AUDIT_SESSION=%lu", (unsigned long) audit);
+ IOVEC_SET_STRING(iovec[n++], audit_session);
+ }
r = audit_loginuid_from_pid(ucred->pid, &loginuid);
- if (r >= 0)
- if (asprintf(&audit_loginuid, "_AUDIT_LOGINUID=%lu", (unsigned long) loginuid) >= 0)
- IOVEC_SET_STRING(iovec[n++], audit_loginuid);
-#endif
-
- r = cg_pid_get_path(NULL, ucred->pid, &t);
if (r >= 0) {
- cgroup = strappend("_SYSTEMD_CGROUP=", t);
- free(t);
-
- if (cgroup)
- IOVEC_SET_STRING(iovec[n++], cgroup);
+ sprintf(audit_loginuid, "_AUDIT_LOGINUID=%lu", (unsigned long) loginuid);
+ IOVEC_SET_STRING(iovec[n++], audit_loginuid);
}
+#endif
-#ifdef HAVE_LOGIND
- r = cg_pid_get_session(ucred->pid, &t);
+ r = cg_pid_get_path_shifted(ucred->pid, NULL, &c);
if (r >= 0) {
- session = strappend("_SYSTEMD_SESSION=", t);
- free(t);
+ cgroup = strappenda("_SYSTEMD_CGROUP=", c);
+ IOVEC_SET_STRING(iovec[n++], cgroup);
- if (session)
+ r = cg_path_get_session(c, &t);
+ if (r >= 0) {
+ session = strappenda("_SYSTEMD_SESSION=", t);
+ free(t);
IOVEC_SET_STRING(iovec[n++], session);
- }
+ }
- 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)
+ if (cg_path_get_owner_uid(c, &owner) >= 0) {
+ owner_valid = true;
+
+ sprintf(owner_uid, "_SYSTEMD_OWNER_UID=%lu", (unsigned long) owner);
IOVEC_SET_STRING(iovec[n++], owner_uid);
- }
-#endif
+ }
- if (cg_pid_get_unit(ucred->pid, &t) >= 0) {
- unit = strappend("_SYSTEMD_UNIT=", t);
- free(t);
- } else if (cg_pid_get_user_unit(ucred->pid, &t) >= 0) {
- unit = strappend("_SYSTEMD_USER_UNIT=", t);
- free(t);
- } else if (unit_id) {
- if (session)
- unit = strappend("_SYSTEMD_USER_UNIT=", unit_id);
- else
- unit = strappend("_SYSTEMD_UNIT=", unit_id);
+ if (cg_path_get_unit(c, &t) >= 0) {
+ unit = strappenda("_SYSTEMD_UNIT=", t);
+ free(t);
+ } else if (cg_path_get_user_unit(c, &t) >= 0) {
+ unit = strappenda("_SYSTEMD_USER_UNIT=", t);
+ free(t);
+ } else if (unit_id) {
+ if (session)
+ unit = strappenda("_SYSTEMD_USER_UNIT=", unit_id);
+ else
+ unit = strappenda("_SYSTEMD_UNIT=", unit_id);
+ } else
+ unit = NULL;
+
+ if (unit)
+ IOVEC_SET_STRING(iovec[n++], unit);
+
+ free(c);
}
- if (unit)
- IOVEC_SET_STRING(iovec[n++], unit);
-
#ifdef HAVE_SELINUX
if (label) {
- selinux_context = malloc(sizeof("_SELINUX_CONTEXT=") + label_len);
- if (selinux_context) {
- *((char*) mempcpy(stpcpy(selinux_context, "_SELINUX_CONTEXT="), label, label_len)) = 0;
- IOVEC_SET_STRING(iovec[n++], selinux_context);
- }
+ selinux_context = alloca(sizeof("_SELINUX_CONTEXT=") + label_len);
+
+ *((char*) mempcpy(stpcpy(selinux_context, "_SELINUX_CONTEXT="), label, label_len)) = 0;
+ IOVEC_SET_STRING(iovec[n++], selinux_context);
} else {
security_context_t con;
if (getpidcon(ucred->pid, &con) >= 0) {
- selinux_context = strappend("_SELINUX_CONTEXT=", con);
- if (selinux_context)
- IOVEC_SET_STRING(iovec[n++], selinux_context);
+ selinux_context = strappenda("_SELINUX_CONTEXT=", con);
freecon(con);
+ IOVEC_SET_STRING(iovec[n++], selinux_context);
}
}
#endif
}
if (tv) {
- snprintf(source_time, sizeof(source_time) - 1, "_SOURCE_REALTIME_TIMESTAMP=%llu",
- (unsigned long long) timeval_load(tv));
- char_array_0(source_time);
+ sprintf(source_time, "_SOURCE_REALTIME_TIMESTAMP=%llu", (unsigned long long) timeval_load(tv));
IOVEC_SET_STRING(iovec[n++], source_time);
}
@@ -676,10 +653,9 @@ static void dispatch_message_real(
t = gethostname_malloc();
if (t) {
- hostname = strappend("_HOSTNAME=", t);
+ hostname = strappenda("_HOSTNAME=", t);
free(t);
- if (hostname)
- IOVEC_SET_STRING(iovec[n++], hostname);
+ IOVEC_SET_STRING(iovec[n++], hostname);
}
assert(n <= m);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-12-02 13:34:27 +0000