fixed demos for new private-cloud environment, added description and comments, added support for Ubuntu 18.04, replaced removed faafo repo with local copy

demo3-microservice.py

@@ -8,30 +8,40 @@ from libcloud.compute.types import Provider
 #   services: nova, glance, neutron
 #   resources: 2 instances, 2 floating ips (1 keypair, 2 security groups)
 
-# Please use 1-25 for X in username, project etc., as coordinated in the lab sessions
+# Please use 1-29 for X in the following variable to specify your group number. (will be used for the username,
+# project etc., as coordinated in the lab sessions)
+
+group_number = 30
+
 
 # web service endpoint of the private cloud infrastructure
-auth_url = 'https://private-cloud2.informatik.hs-fulda.de:5000'
+auth_url = 'https://private-cloud.informatik.hs-fulda.de:5000'
 # your username in OpenStack
-auth_username = 'CloudCompX'
+auth_username = 'CloudComp' + str(group_number)
 # your project in OpenStack
-project_name = 'CloudCompGrpX'
+project_name = 'CloudComp' + str(group_number)
+# A network in the project the started instance will be attached to
+project_network = 'CloudComp' + str(group_number) + '-net'
 
-# default region
-region_name = 'RegionOne'
-# domain to use, "default" for local accounts, "hsfulda" for LDAP of DVZ, e.g., using fdaiXXXX as auth_username
-domain_name = "default"
+# The image to look for and use for the started instance
+ubuntu_image_name = "Ubuntu 18.04 - Bionic Beaver - 64-bit - Cloud Based Image"
 
-ubuntu_image_name = "Ubuntu 14.04 - Trusty Tahr - 64-bit - Cloud Based Image"
-#ubuntu_image_name = "Ubuntu 18.04 - Bionic Beaver - 64-bit - Cloud Based Image"
-
-flavor_name = 'm1.small'
-
-network_name = "CloudCompGrpX-net"
+# The public key to be used for SSH connection, please make sure, that you have the corresponding private key
+#
+# id_rsa.pub should look like this (standard sshd pubkey format):
+# ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAw+J...F3w2mleybgT1w== user@HOSTNAME
 
 keypair_name = 'srieger-pub'
 pub_key_file = '~/.ssh/id_rsa.pub'
 
+flavor_name = 'm1.small'
+
+
+# default region
+region_name = 'RegionOne'
+# domain to use, "default" for local accounts, "hsfulda" for RZ LDAP, e.g., using fdaiXXXX as auth_username
+domain_name = "default"
+
 
 def main():
     ###########################################################################
@@ -82,7 +92,7 @@ def main():
     networks = conn.ex_list_networks()
     network = ''
     for net in networks:
-        if net.name == network_name:
+        if net.name == project_network:
             network = net
 
     ###########################################################################
@@ -161,13 +171,12 @@ def main():
     # Thanks to Stefan Friedmann for finding this fix ;)
 
     userdata = '''#!/usr/bin/env bash
-    curl -L -s https://git.openstack.org/cgit/openstack/faafo/plain/contrib/install.sh | bash -s -- \
+    curl -L -s https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install.sh | bash -s -- \
         -i messaging -i faafo -r api
     rabbitmqctl add_user faafo guest
     rabbitmqctl set_user_tags faafo administrator
     rabbitmqctl set_permissions -p / faafo ".*" ".*" ".*"
     '''
-        
 
     print('Starting new app-controller instance and wait until it is running...')
     instance_controller_1 = conn.create_node(name='app-controller',
@@ -221,8 +230,8 @@ def main():
     ###########################################################################
 
     userdata = '''#!/usr/bin/env bash
-    curl -L -s https://git.openstack.org/cgit/openstack/faafo/plain/contrib/install.sh | bash -s -- \
-        -i faafo -r worker -e 'http://%(ip_controller)s' -m 'amqp://guest:guest@%(ip_controller)s:5672/'
+    curl -L -s https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install.sh | bash -s -- \
+        -i faafo -r worker -e 'http://%(ip_controller)s' -m 'amqp://faafo:guest@%(ip_controller)s:5672/'
     ''' % {'ip_controller': ip_controller}
 
     print('Starting new app-worker-1 instance and wait until it is running...')
@@ -256,6 +265,10 @@ def main():
     conn.ex_attach_floating_ip_to_node(instance_worker_1, unused_floating_ip)
     print('The worker will be available for SSH at %s' % unused_floating_ip.ip_address)
 
+    print('You can use ssh to login to the controller using your private key. After login, you can list available '
+          'fractals using "faafo list". To request the generation of new fractals, you can use "faafo create". '
+          'You can also see other options to use the faafo example cloud service using "faafo -h".')
+
 
 if __name__ == '__main__':
     main()