Make kerberos code more verbose

src/kadm.c

@@ -14,6 +14,8 @@ void ceo_kadm_init() {
     kadm5_config_params params;
     memset((void *) &params, 0, sizeof(params));
 
+    debug("kadmin: initializing using keytab for %s", admin_principal);
+
     retval = kadm5_init_with_skey(admin_principal, NULL /*admin_keytab */,
                 KADM5_ADMIN_SERVICE, &params, KADM5_STRUCT_VERSION,
                 KADM5_API_VERSION_2, &handle);
@@ -24,6 +26,7 @@ void ceo_kadm_init() {
 }
 
 void ceo_kadm_cleanup() {
+    debug("kadmin: cleaning up");
     kadm5_destroy(handle);
 }
 
@@ -32,6 +35,8 @@ int ceo_add_princ(char *user, char *password) {
     kadm5_principal_ent_rec princ;
     memset((void *) &princ, 0, sizeof(princ));
 
+    debug("kadmin: adding principal %s", user);
+
     if ((retval = krb5_parse_name(context, user, &princ.principal))) {
         com_err(prog, retval, "while parsing principal name");
         return retval;
@@ -50,6 +55,8 @@ int ceo_del_princ(char *user) {
     krb5_error_code retval;
     krb5_principal princ;
 
+    debug("kadmin: deleting principal %s", user);
+
     if ((retval = krb5_parse_name(context, user, &princ))) {
         com_err(prog, retval, "while parsing principal name");
         return retval;

src/krb5.c

@@ -35,6 +35,8 @@ void ceo_krb5_init() {
 
     set_com_err_hook(com_err_hk);
 
+    debug("krb5: initializing context");
+
     retval = krb5_init_context(&context);
     if (retval)
         com_err(prog, retval, "while initializing krb5");
@@ -54,6 +56,8 @@ void ceo_krb5_auth(char *principal) {
     krb5_get_init_creds_opt_init(&options);
     memset(&creds, 0, sizeof(creds));
 
+    debug("krb5: getting TGT using keytab for %s", principal);
+
     if ((retval = krb5_parse_name(context, principal, &princ)))
         com_err(prog, retval, "while resolving user %s", admin_bind_userid);
 
@@ -78,6 +82,8 @@ void ceo_krb5_deauth() {
     krb5_error_code retval;
     krb5_ccache cache;
 
+    debug("krb5: destroying credentials");
+
     if ((retval = krb5_cc_default(context, &cache)))
         com_err(prog, retval, "while resolving credentials cache");
 
@@ -86,6 +92,7 @@ void ceo_krb5_deauth() {
 }
 
 void ceo_krb5_cleanup() {
+    debug("krb5: cleaning up");
     krb5_free_context(context);
 }