[taler-docs] branch master updated: improve nexus superuser setup instructions

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dold pushed a commit to branch master
in repository docs.

The following commit(s) were added to refs/heads/master by this push:
     new a238513  improve nexus superuser setup instructions
a238513 is described below

commit a238513d5fe1a51a3f88709d49e4eaf82920028d
Author: Florian Dold <florian@dold.me>
AuthorDate: Fri Aug 6 12:36:15 2021 +0200

    improve nexus superuser setup instructions
---
 taler-exchange-setup-guide.rst | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/taler-exchange-setup-guide.rst b/taler-exchange-setup-guide.rst
index 645d3f8..5bed41b 100644
--- a/taler-exchange-setup-guide.rst
+++ b/taler-exchange-setup-guide.rst
@@ -329,9 +329,10 @@ environment variable is exported.
 
   [root@exchange-online]# source /etc/libeufin/nexus.env
   [root@exchange-online]# export LIBEUFIN_NEXUS_DB_CONNECTION
-  [root@exchange-online]# libeufin-nexus superuser foo --password secret
+  [root@exchange-online]# NEXUS_ADMIN_PW=$(tr -dc A-Za-z0-9 </dev/urandom | 
head -c 13)
+  [root@exchange-online]# libeufin-nexus superuser admin --password 
$NEXUS_ADMIN_PW
 
-If you omit ``--password secret``, you will interactively be asked for a 
password.
+If you omit ``--password $NEXUS_ADMIN_PW``, you will interactively be asked 
for a password.
 For simplicity, a superuser can as well act as a normal user, but an API
 to create less privileged users is offered.
 

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