From 893ba49e68440671853e6c4305f98359ef03419f Mon Sep 17 00:00:00 2001
From: Keith Whyte <keith@rhizomatica.org>
Date: Tue, 13 Oct 2020 01:59:14 +0200
Subject: [PATCH] GPRS Services: Temporarily open to all

Open GPRS services and do not restart the osmo-sgsn every 24 hours.
Let's see how long it runs and how everything behaves with the maximum load
we can give it.
---
 modules/rhizo_base/manifests/openbsc.pp       |  7 ++++
 .../rhizo_base/templates/osmo-sgsn.cfg.erb    | 39 +++++++++++++++++++
 .../rhizo_base/templates/rhizomatica.cron.erb |  2 +-
 3 files changed, 47 insertions(+), 1 deletion(-)
 create mode 100644 modules/rhizo_base/templates/osmo-sgsn.cfg.erb

diff --git a/modules/rhizo_base/manifests/openbsc.pp b/modules/rhizo_base/manifests/openbsc.pp
index 2908f49..b00e7e8 100644
--- a/modules/rhizo_base/manifests/openbsc.pp
+++ b/modules/rhizo_base/manifests/openbsc.pp
@@ -134,6 +134,13 @@ class rhizo_base::openbsc {
          content => template('rhizo_base/make_sgsn_acl_config.erb'),
          mode => "0750",
       }
+
+    file { '/etc/osmocom/osmo-sgsn.cfg':
+         content => template('rhizo_base/osmo-sgsn.cfg.erb'),
+         mode => "0750",
+         notify  => Service['osmo-sgsn'],
+      }
+
     package {  [ 'osmo-sgsn' ]:
         ensure   => 'installed',
         require  => Class['rhizo_base::apt'],
diff --git a/modules/rhizo_base/templates/osmo-sgsn.cfg.erb b/modules/rhizo_base/templates/osmo-sgsn.cfg.erb
new file mode 100644
index 0000000..ef63285
--- /dev/null
+++ b/modules/rhizo_base/templates/osmo-sgsn.cfg.erb
@@ -0,0 +1,39 @@
+!
+! Osmocom SGSN configuration
+!
+!
+log stderr
+ logging level set-all fatal
+ logging print category 1
+ logging print file basename last
+ logging print level 1
+ logging print extended-timestamp 1
+ logging level gprs error
+ logging level mm error
+ logging level llc error
+line vty
+ no login
+!
+sgsn
+ gtp local-ip <%= @vpn_ip_address %>
+ ggsn 0 remote-ip <%= @ggsn_ip_address %>
+ ggsn 0 gtp-version 1
+ ggsn 0 echo-interval 60
+ auth-policy accept-all
+ gsup remote-ip 127.0.0.1
+ gsup remote-port 4222
+ authentication optional
+!
+ns
+ timer tns-block 3
+ timer tns-block-retries 3
+ timer tns-reset 3
+ timer tns-reset-retries 3
+ timer tns-test 30
+ timer tns-alive 3
+ timer tns-alive-retries 10
+ encapsulation udp local-port 23000
+ encapsulation framerelay-gre enabled 0
+!
+bssgp
+!
diff --git a/modules/rhizo_base/templates/rhizomatica.cron.erb b/modules/rhizo_base/templates/rhizomatica.cron.erb
index f6afbfc..281babd 100644
--- a/modules/rhizo_base/templates/rhizomatica.cron.erb
+++ b/modules/rhizo_base/templates/rhizomatica.cron.erb
@@ -75,7 +75,7 @@ PYTHONPATH=$PYTHONPATH:/var/rhizomatica/rccn
 #  0 */6   *   *   *     root /usr/bin/sv restart osmo-nitb 2>&1 > /dev/null
 
 # Rebuild ACL config and restart the SGSN (stopgap pre HLR solution, we loose all PDP contexts)
-  55 2     *   *   *    root /etc/osmocom/make_sgsn_acl_config > /etc/osmocom/osmo-sgsn.cfg ; systemctl restart osmo-sgsn
+#  55 2     *   *   *    root /etc/osmocom/make_sgsn_acl_config > /etc/osmocom/osmo-sgsn.cfg ; systemctl restart osmo-sgsn
 
 # It's a new day....
   30  5  *   *   *      root /home/rhizomatica/bin/check_broken.sh