systemctl: highlight failed processes in systemctl status

10 files changed, 60 insertions, 32 deletions

diff --git a/src/exit-status.c b/src/exit-status.c
index 4fed3c70a..9b7c027b4 100644
--- a/src/exit-status.c
+++ b/src/exit-status.c
@@ -20,6 +20,7 @@
 ***/
 
 #include <stdlib.h>
+#include <sys/wait.h>
 
 #include "exit-status.h"
 
@@ -143,3 +144,31 @@ const char* exit_status_to_string(ExitStatus status, ExitStatusLevel level) {
 
         return NULL;
 }
+
+
+bool is_clean_exit(int code, int status) {
+
+        if (code == CLD_EXITED)
+                return status == 0;
+
+        /* If a daemon does not implement handlers for some of the
+         * signals that's not considered an unclean shutdown */
+        if (code == CLD_KILLED)
+                return
+                        status == SIGHUP ||
+                        status == SIGINT ||
+                        status == SIGTERM ||
+                        status == SIGPIPE;
+
+        return false;
+}
+
+bool is_clean_exit_lsb(int code, int status) {
+
+        if (is_clean_exit(code, status))
+                return true;
+
+        return
+                code == CLD_EXITED &&
+                (status == EXIT_NOTINSTALLED || status == EXIT_NOTCONFIGURED);
+}
diff --git a/src/exit-status.h b/src/exit-status.h
index 178bdf6d6..28f03a591 100644
--- a/src/exit-status.h
+++ b/src/exit-status.h
@@ -22,6 +22,8 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#include <stdbool.h>
+
 typedef enum ExitStatus {
         /* EXIT_SUCCESS defined by libc */
         /* EXIT_FAILURE defined by libc */
@@ -75,4 +77,7 @@ typedef enum ExitStatusLevel {
 
 const char* exit_status_to_string(ExitStatus status, ExitStatusLevel level);
 
+bool is_clean_exit(int code, int status);
+bool is_clean_exit_lsb(int code, int status);
+
 #endif
diff --git a/src/mount.c b/src/mount.c
index 08e99141b..f978a5467 100644
--- a/src/mount.c
+++ b/src/mount.c
@@ -36,6 +36,7 @@
 #include "dbus-mount.h"
 #include "special.h"
 #include "bus-errors.h"
+#include "exit-status.h"
 
 static const UnitActiveState state_translation_table[_MOUNT_STATE_MAX] = {
         [MOUNT_DEAD] = UNIT_INACTIVE,
diff --git a/src/remount-api-vfs.c b/src/remount-api-vfs.c
index 8cdf7e875..5b1872833 100644
--- a/src/remount-api-vfs.c
+++ b/src/remount-api-vfs.c
@@ -31,6 +31,7 @@
 #include "util.h"
 #include "set.h"
 #include "mount-setup.h"
+#include "exit-status.h"
 
 /* Goes through /etc/fstab and remounts all API file systems, applying
  * options that are in /etc/fstab that systemd might not have
diff --git a/src/service.c b/src/service.c
index 431bccc4e..4115e5290 100644
--- a/src/service.c
+++ b/src/service.c
@@ -34,6 +34,7 @@
 #include "dbus-service.h"
 #include "special.h"
 #include "bus-errors.h"
+#include "exit-status.h"
 
 #define COMMENTS "#;\n"
 #define NEWLINES "\n\r"
diff --git a/src/socket.c b/src/socket.c
index 7dc205abd..3bb8862ca 100644
--- a/src/socket.c
+++ b/src/socket.c
@@ -41,6 +41,7 @@
 #include "special.h"
 #include "bus-errors.h"
 #include "label.h"
+#include "exit-status.h"
 
 static const UnitActiveState state_translation_table[_SOCKET_STATE_MAX] = {
         [SOCKET_DEAD] = UNIT_INACTIVE,
diff --git a/src/swap.c b/src/swap.c
index 6ab99d571..23a98dd63 100644
--- a/src/swap.c
+++ b/src/swap.c
@@ -36,6 +36,7 @@
 #include "dbus-swap.h"
 #include "special.h"
 #include "bus-errors.h"
+#include "exit-status.h"
 
 static const UnitActiveState state_translation_table[_SWAP_STATE_MAX] = {
         [SWAP_DEAD] = UNIT_INACTIVE,
diff --git a/src/systemctl.c b/src/systemctl.c
index f93f2aa48..fb3430048 100644
--- a/src/systemctl.c
+++ b/src/systemctl.c
@@ -1847,15 +1847,31 @@ static void print_status_info(UnitStatusInfo *i) {
 
         LIST_FOREACH(exec, p, i->exec) {
                 char *t;
+                bool good;
 
                 /* Only show exited processes here */
                 if (p->code == 0)
                         continue;
 
                 t = strv_join(p->argv, " ");
-                printf("\t Process: %u %s=%s (code=%s, ", p->pid, p->name, strna(t), sigchld_code_to_string(p->code));
+                printf("\t Process: %u %s=%s ", p->pid, p->name, strna(t));
                 free(t);
 
+#ifdef HAVE_SYSV_COMPAT
+                if (i->is_sysv)
+                        good = is_clean_exit_lsb(p->code, p->status);
+                else
+#endif
+                        good = is_clean_exit(p->code, p->status);
+
+                if (!good) {
+                        on = ansi_highlight(true);
+                        off = ansi_highlight(false);
+                } else
+                        on = off = "";
+
+                printf("%s(code=%s, ", on, sigchld_code_to_string(p->code));
+
                 if (p->code == CLD_EXITED) {
                         const char *c;
 
@@ -1870,7 +1886,10 @@ static void print_status_info(UnitStatusInfo *i) {
 
                 } else
                         printf("signal=%s", signal_to_string(p->status));
-                printf(")\n");
+
+                printf(")%s\n", off);
+
+                on = off = NULL;
 
                 if (i->main_pid == p->pid &&
                     i->start_timestamp == p->start_timestamp &&
diff --git a/src/util.c b/src/util.c
index 30a3b058f..d3876ded5 100644
--- a/src/util.c
+++ b/src/util.c
@@ -2617,33 +2617,6 @@ int make_null_stdio(void) {
         return make_stdio(null_fd);
 }
 
-bool is_clean_exit(int code, int status) {
-
-        if (code == CLD_EXITED)
-                return status == 0;
-
-        /* If a daemon does not implement handlers for some of the
-         * signals that's not considered an unclean shutdown */
-        if (code == CLD_KILLED)
-                return
-                        status == SIGHUP ||
-                        status == SIGINT ||
-                        status == SIGTERM ||
-                        status == SIGPIPE;
-
-        return false;
-}
-
-bool is_clean_exit_lsb(int code, int status) {
-
-        if (is_clean_exit(code, status))
-                return true;
-
-        return
-                code == CLD_EXITED &&
-                (status == EXIT_NOTINSTALLED || status == EXIT_NOTCONFIGURED);
-}
-
 bool is_device_path(const char *path) {
 
         /* Returns true on paths that refer to a device, either in
diff --git a/src/util.h b/src/util.h
index e9ad881e9..c8cae703a 100644
--- a/src/util.h
+++ b/src/util.h
@@ -267,9 +267,6 @@ char *format_timespan(char *buf, size_t l, usec_t t);
 int make_stdio(int fd);
 int make_null_stdio(void);
 
-bool is_clean_exit(int code, int status);
-bool is_clean_exit_lsb(int code, int status);
-
 unsigned long long random_ull(void);
 
 #define DEFINE_STRING_TABLE_LOOKUP(name,type)                           \