enh: groupInfo: nicer message when no egress key exists

bin/helper/osh-groupModify

@@ -59,7 +59,7 @@ if (!$mfaRequired && !defined $ttl) {
 
 #<HEADER
 
-#>PARAMS:ACCOUNT
+#>PARAMS:GROUP
 $fnret = OVH::Bastion::is_valid_group_and_existing(group => $group, groupType => "key");
 $fnret or HEXIT($fnret);
 
@@ -67,7 +67,7 @@ $fnret or HEXIT($fnret);
 $group = $fnret->value->{'group'};
 my $shortGroup = $fnret->value->{'shortGroup'};
 
-#<PARAMS:ACCOUNT
+#<PARAMS:GROUP
 
 #>RIGHTSCHECK
 if ($self eq 'root') {

bin/plugin/open/groupInfo

@@ -185,7 +185,10 @@ if ($fnret) {
 $fnret = OVH::Bastion::get_group_keys(group => $group);
 if ($fnret and $from) {
     osh_info ' ';
-    if (@{$fnret->value->{'sortedKeys'}} == 1) {
+    if ($fnret->value && !@{$fnret->value->{'sortedKeys'}}) {
+        osh_info "This group has no SSH egress key, the owner may use groupGenerateEgressKey to generate one.";
+    }
+    elsif (@{$fnret->value->{'sortedKeys'}} == 1) {
         osh_info "The public key of this group is:";
     }
     else {