From 0b16a517f41acef8477c9526f799a2c18a433a82 Mon Sep 17 00:00:00 2001 From: Christian Franke Date: Wed, 13 May 2015 13:59:17 +0200 Subject: [PATCH] lib/privs: display more info if cap_set_proc fails. Signed-off-by: David Lamparter --- lib/privs.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/lib/privs.c b/lib/privs.c index f7269f4acc..3355f24a73 100644 --- a/lib/privs.c +++ b/lib/privs.c @@ -299,7 +299,21 @@ zprivs_caps_init (struct zebra_privs_t *zprivs) */ if ( cap_set_proc (zprivs_state.caps) ) { - fprintf (stderr, "privs_init: initial cap_set_proc failed\n"); + cap_t current_caps; + char *current_caps_text = NULL; + char *wanted_caps_text = NULL; + + fprintf(stderr, "privs_init: initial cap_set_proc failed: %s\n", + safe_strerror(errno)); + + current_caps = cap_get_proc(); + if (current_caps) + current_caps_text = cap_to_text(current_caps, NULL); + + wanted_caps_text = cap_to_text(zprivs_state.caps, NULL); + fprintf(stderr, "Wanted caps: %s\n", wanted_caps_text ? wanted_caps_text : "???"); + fprintf(stderr, "Have caps: %s\n", current_caps_text ? current_caps_text : "???"); + exit (1); } -- 2.39.5