Add playbook for osips+diam setup

- installs go
- sets up cgrates
- installs nightly version of opensips and modules
- uses the prepaid opensips.cfg from tutorials by default
- installs and sets up freediameter
- installs pjsua and helper scripts

data/ansible/osips_diameter/hosts

@@ -0,0 +1,5 @@
+# Ansible Inventory File
+
+[all]
+example_host ansible_host=192.168.122.42 ansible_port=50026 ansible_user=example_user user=example_user
+

data/ansible/osips_diameter/main.yaml

@@ -0,0 +1,64 @@
+---
+- hosts: all
+  roles:
+    - ../roles/go
+    - role: ../roles/cgrates
+      vars:
+        cgrates_dbs:
+          - mysql
+        cgrates_dependencies:
+          - git
+          - redis-server
+          - mariadb-server
+          - xxd # needed for unix2ntp script (added here for convenience)
+
+    - role: ../roles/opensips
+      vars:
+        opensips_cfg_path: /usr/share/cgrates/tutorials/osips_diam/etc/opensips/opensips_ccr_prepaid.cfg
+        opensips_dict_path: /usr/share/cgrates/tutorials/osips_diam/etc/opensips/dictionary.opensips
+        opensips_version: '3.5'
+        opensips_release_type: nightly
+        opensips_modules:
+          - opensips-auth-modules
+          - opensips-diameter-module
+          - opensips-json-module
+          - opensips-mysql-module
+        opensips_cfg_replacements:
+          - before: '^socket=udp:enp0s3:5060.*$'
+            after: 'socket=udp:{{ ansible_default_ipv4.interface }}:5060'
+
+    - role: ../roles/freediameter
+      vars:
+        fd_dns_entries:
+          - ip: '{{ ansible_default_ipv4.address }}'
+            hostname: '{{ fd_client_identity }}'
+          - ip: '{{ ansible_default_ipv4.address }}'
+            hostname: '{{ fd_server_identity }}'
+
+    - role: ../roles/pjsua
+      vars:
+        pjsua_helper_scripts: true
+
+  post_tasks:
+    - name: Configure diameter listen address in CGRateS cfg
+      become: true
+      ansible.builtin.lineinfile:
+        path: /usr/share/cgrates/tutorials/osips_diam/etc/cgrates/cgrates.json
+        regexp: '^\s*"listen": "192\.168\.122\.42:3868",\s*$'
+        line: '"listen": "{{ ansible_default_ipv4.address }}:3868",'
+
+    - name: Ensure opensips is allowed to access privkey.pem 
+      become: true
+      ansible.builtin.file:
+        path: /etc/freeDiameter/tls/privkey.pem
+        mode: 0644
+
+    - name: Move unix2ntp script to /usr/local/bin 
+      become: true
+      ansible.builtin.copy:
+        src: /usr/share/cgrates/tutorials/osips_diam/etc/opensips/unix2ntp
+        dest: /usr/local/bin
+        owner: root
+        group: root
+        remote_src: yes
+        mode: 0755

data/tutorials/osips_diam/etc/opensips/opensips_acc.cfg

@@ -58,7 +58,7 @@ loadmodule "sipmsgops.so"
 
 #### FIFO Management Interface
 loadmodule "mi_fifo.so"
-modparam("mi_fifo", "fifo_name", "/run/opensips/opensips_fifo")
+modparam("mi_fifo", "fifo_name", "/tmp/opensips_fifo")
 modparam("mi_fifo", "fifo_mode", 0666)
 
 #### USeR LOCation module

data/tutorials/osips_diam/etc/opensips/opensips_ccr_postpaid.cfg

@@ -58,7 +58,7 @@ loadmodule "sipmsgops.so"
 
 #### FIFO Management Interface
 loadmodule "mi_fifo.so"
-modparam("mi_fifo", "fifo_name", "/run/opensips/opensips_fifo")
+modparam("mi_fifo", "fifo_name", "/tmp/opensips_fifo")
 modparam("mi_fifo", "fifo_mode", 0666)
 
 #### USeR LOCation module
@@ -224,7 +224,7 @@ route[handle_answer] {
 
 route[handle_hangup] {
 	$var(duration) = $Ts - $dlg_val(answertime);
-	exec("/usr/share/cgrates/tutorials/osips_diam/etc/opensips/unix2ntp", "$dlg_val(answertime)", $var(answertime32bit), , );
+	exec("/usr/local/bin/unix2ntp", "$dlg_val(answertime)", $var(answertime32bit), , );
 	$var(payload) = "[
 		{ \"Session-Id\": \"" + $dlg_val(callid) + "\" },
 		{ \"Origin-Host\": \"client.diameter.test\" },

data/tutorials/osips_diam/etc/opensips/opensips_ccr_prepaid.cfg

@@ -58,7 +58,7 @@ loadmodule "sipmsgops.so"
 
 #### FIFO Management Interface
 loadmodule "mi_fifo.so"
-modparam("mi_fifo", "fifo_name", "/run/opensips/opensips_fifo")
+modparam("mi_fifo", "fifo_name", "/tmp/opensips_fifo")
 modparam("mi_fifo", "fifo_mode", 0666)
 
 #### USeR LOCation module
@@ -177,7 +177,7 @@ route{
 		# use the unix2ntp helper script to convert unix time to 32bit format 
 		# for the Event-Timestamp AVP
 		# can this be done directly inside the cfg file?
-		exec("/usr/share/cgrates/tutorials/osips_diam/etc/opensips/unix2ntp", "$dlg_val(setuptime)", $var(setuptime32bit), , );
+		exec("/usr/local/bin/unix2ntp", "$dlg_val(setuptime)", $var(setuptime32bit), , );
 
 		# Send blocking CCR INITIAL_REQUEST and retrieve MaxUsage
 		$var(payload) = "[
@@ -272,7 +272,7 @@ route{
 
 route[handle_answer] {
 	$dlg_val(answertime) = $Ts;
-	exec("/usr/share/cgrates/tutorials/osips_diam/etc/opensips/unix2ntp", "$dlg_val(answertime)", $dlg_val(answertime32bit), , );
+	exec("/usr/local/bin/unix2ntp", "$dlg_val(answertime)", $dlg_val(answertime32bit), , );
 	$var(payload) = "[
 		{ \"Session-Id\": \"" + $dlg_val(callid) + "\" },
 		{ \"Origin-Host\": \"client.diameter.test\" },