networkctl: add colors to admin state and fix alignment

It is useful to color in the admin state both to easily spot failed links, but also to quickly
distinguish between links that are fully configured and in degraded mode (only IPv4LL) or in
degraded mode and still waiting for DHCP.

diff --git a/src/network/networkctl.c b/src/network/networkctl.c
index 47e918d..731ad27 100644 (file)
--- a/src/network/networkctl.c
+++ b/src/network/networkctl.c
@@ -184,7 +184,7 @@ static int list_links(char **args, unsigned n) {
         }
 
         if (arg_legend)
-                printf("%3s %-16s %-10s %-10s %-10s\n", "IDX", "LINK", "TYPE", "ADMIN", "OPERATIONAL");
+                printf("%3s %-16s %-10s %-11s %-10s\n", "IDX", "LINK", "TYPE", "ADMIN", "OPERATIONAL");
 
         c = decode_and_sort_links(reply, &links);
         if (c < 0)
@@ -193,7 +193,8 @@ static int list_links(char **args, unsigned n) {
         for (i = 0; i < c; i++) {
                 _cleanup_free_ char *state = NULL, *operational_state = NULL;
                 _cleanup_udev_device_unref_ struct udev_device *d = NULL;
-                const char *on_color = "", *off_color = "";
+                const char *on_color_oper = "", *off_color_oper = "",
+                           *on_color = "", *off_color = "";
                  char devid[2 + DECIMAL_STR_MAX(int)];
                 _cleanup_free_ char *t = NULL;
 
@@ -206,14 +207,28 @@ static int list_links(char **args, unsigned n) {
                 link_get_type_string(links[i].iftype, d, &t);
 
                 if (streq_ptr(operational_state, "routable")) {
+                        on_color_oper = ansi_highlight_green();
+                        off_color_oper = ansi_highlight_off();
+                } else if (streq_ptr(operational_state, "degraded")) {
+                        on_color_oper = ansi_highlight_yellow();
+                        off_color_oper = ansi_highlight_off();
+                }
+
+                if (streq_ptr(state, "configured")) {
                         on_color = ansi_highlight_green();
                         off_color = ansi_highlight_off();
-                } else if (streq_ptr(operational_state, "degraded")) {
+                } else if (streq_ptr(state, "configuring")) {
                         on_color = ansi_highlight_yellow();
                         off_color = ansi_highlight_off();
+                } else if (streq_ptr(state, "failed") ||
+                           streq_ptr(state, "linger")) {
+                        on_color = ansi_highlight_red();
+                        off_color = ansi_highlight_off();
                 }
 
-                printf("%3i %-16s %-10s %-10s %s%-10s%s\n", links[i].ifindex, links[i].name, strna(t), strna(state), on_color, strna(operational_state), off_color);
+                printf("%3i %-16s %-10s %s%-11s%s %s%-10s%s\n", links[i].ifindex,
+                       links[i].name, strna(t), on_color, strna(state), off_color,
+                       on_color_oper, strna(operational_state), off_color_oper);
         }
 
         if (arg_legend)