From 90c3f79dc74229134818e78cb97d315e28ee93b5 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 18 Mar 2014 03:51:24 +0100 Subject: [PATCH] systemctl: prefix list-units and list-machines output with a circle indicating a failure state (Subject to --no-legend) --- src/systemctl/systemctl.c | 69 +++++++++++++++++++++++++++------------ 1 file changed, 49 insertions(+), 20 deletions(-) diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c index 45833da16..8ef3c08db 100644 --- a/src/systemctl/systemctl.c +++ b/src/systemctl/systemctl.c @@ -341,7 +341,7 @@ static bool output_show_unit(const UnitInfo *u, char **patterns) { } static int output_units_list(const UnitInfo *unit_infos, unsigned c) { - unsigned id_len, max_id_len, load_len, active_len, sub_len, job_len, desc_len; + unsigned circle_len = 0, id_len, max_id_len, load_len, active_len, sub_len, job_len, desc_len; const UnitInfo *u; unsigned n_shown = 0; int job_count = 0; @@ -363,13 +363,18 @@ static int output_units_list(const UnitInfo *unit_infos, unsigned c) { job_len = MAX(job_len, strlen(u->job_type)); job_count++; } + + if (!arg_no_legend && + (streq(u->active_state, "failed") || + STR_IN_SET(u->load_state, "error", "not-found", "masked"))) + circle_len = 2; } if (!arg_full && original_stdout_is_tty) { unsigned basic_len; id_len = MIN(max_id_len, 25u); - basic_len = 5 + id_len + 5 + active_len + sub_len; + basic_len = circle_len + 5 + id_len + 5 + active_len + sub_len; if (job_count) basic_len += job_len + 1; @@ -397,11 +402,17 @@ static int output_units_list(const UnitInfo *unit_infos, unsigned c) { for (u = unit_infos; u < unit_infos + c; u++) { _cleanup_free_ char *e = NULL, *j = NULL; - const char *on_loaded, *off_loaded, *on = ""; - const char *on_active, *off_active, *off = ""; + const char *on_loaded = "", *off_loaded = ""; + const char *on_active = "", *off_active = ""; + const char *on_circle = "", *off_circle = ""; const char *id; + bool circle = false; if (!n_shown && !arg_no_legend) { + + if (circle_len > 0) + fputs(" ", stdout); + printf("%-*s %-*s %-*s %-*s ", id_len, "UNIT", load_len, "LOAD", @@ -419,18 +430,18 @@ static int output_units_list(const UnitInfo *unit_infos, unsigned c) { n_shown++; - if (streq(u->load_state, "error") || - streq(u->load_state, "not-found")) { - on_loaded = on = ansi_highlight_red(); - off_loaded = off = ansi_highlight_off(); - } else - on_loaded = off_loaded = ""; + if (STR_IN_SET(u->load_state, "error", "not-found", "masked")) { + on_loaded = ansi_highlight_red(); + on_circle = ansi_highlight_yellow(); + off_loaded = off_circle = ansi_highlight_off(); + circle = true; + } if (streq(u->active_state, "failed")) { - on_active = on = ansi_highlight_red(); - off_active = off = ansi_highlight_off(); - } else - on_active = off_active = ""; + on_circle = on_active = ansi_highlight_red(); + off_circle = off_active = ansi_highlight_off(); + circle = true; + } if (u->machine) { j = strjoin(u->machine, ":", u->id, NULL); @@ -449,8 +460,11 @@ static int output_units_list(const UnitInfo *unit_infos, unsigned c) { id = e; } + if (circle_len > 0) + printf("%s%s%s", on_circle, circle ? draw_special_char(DRAW_BLACK_CIRCLE) : " ", off_circle); + printf("%s%-*s%s %s%-*s%s %s%-*s %-*s%s %-*s", - on, id_len, id, off, + on_active, id_len, id, off_active, on_loaded, load_len, u->load_state, off_loaded, on_active, active_len, u->active_state, sub_len, u->sub_state, off_active, @@ -466,7 +480,8 @@ static int output_units_list(const UnitInfo *unit_infos, unsigned c) { const char *on, *off; if (n_shown) { - puts("\nLOAD = Reflects whether the unit definition was properly loaded.\n" + puts("\n" + "LOAD = Reflects whether the unit definition was properly loaded.\n" "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n" "SUB = The low-level unit activation state, values depend on unit type."); puts(job_count ? "JOB = Pending job for the unit.\n" : ""); @@ -1670,6 +1685,7 @@ static int get_machine_list( static void output_machines_list(struct machine_info *machine_infos, unsigned n) { struct machine_info *m; unsigned + circle_len = 0, namelen = sizeof("NAME") - 1, statelen = sizeof("STATE") - 1, failedlen = sizeof("FAILED") - 1, @@ -1682,26 +1698,36 @@ static void output_machines_list(struct machine_info *machine_infos, unsigned n) statelen = MAX(statelen, m->state ? strlen(m->state) : 0); failedlen = MAX(failedlen, DECIMAL_STR_WIDTH(m->n_failed_units)); jobslen = MAX(jobslen, DECIMAL_STR_WIDTH(m->n_jobs)); + + if (!arg_no_legend && !streq_ptr(m->state, "running")) + circle_len = 2; } - if (!arg_no_legend) + if (!arg_no_legend) { + if (circle_len > 0) + fputs(" ", stdout); + printf("%-*s %-*s %-*s %-*s\n", namelen, "NAME", statelen, "STATE", failedlen, "FAILED", jobslen, "JOBS"); + } for (m = machine_infos; m < machine_infos + n; m++) { - const char *on_state, *off_state, *on_failed, *off_failed; + const char *on_state = "", *off_state = ""; + const char *on_failed = "", *off_failed = ""; + bool circle = false; if (streq_ptr(m->state, "degraded")) { on_state = ansi_highlight_red(); off_state = ansi_highlight_off(); + circle = true; } else if (!streq_ptr(m->state, "running")) { on_state = ansi_highlight_yellow(); off_state = ansi_highlight_off(); - } else - on_state = off_state = ""; + circle = true; + } if (m->n_failed_units > 0) { on_failed = ansi_highlight_red(); @@ -1709,6 +1735,9 @@ static void output_machines_list(struct machine_info *machine_infos, unsigned n) } else on_failed = off_failed = ""; + if (circle_len > 0) + printf("%s%s%s", on_state, circle ? draw_special_char(DRAW_BLACK_CIRCLE) : " ", off_state); + if (m->is_host) printf("%-*s (host) %s%-*s%s %s%*u%s %*u\n", (int) (namelen - (sizeof(" (host)")-1)), strna(m->name), -- 2.30.2