{"action":"created","issue":{"url":"https://api.github.com/repos/PrincetonUniversity/Coursera-SDN/issues/49","repository_url":"https://api.github.com/repos/PrincetonUniversity/Coursera-SDN","labels_url":"https://api.github.com/repos/PrincetonUniversity/Coursera-SDN/issues/49/labels{/name}","comments_url":"https://api.github.com/repos/PrincetonUniversity/Coursera-SDN/issues/49/comments","events_url":"https://api.github.com/repos/PrincetonUniversity/Coursera-SDN/issues/49/events","html_url":"https://github.com/PrincetonUniversity/Coursera-SDN/issues/49","id":101608812,"number":49,"title":"Cannot find required executable ovs-controller","user":{"login":"Woutifier","id":3931297,"avatar_url":"https://avatars.githubusercontent.com/u/3931297?v=3","gravatar_id":"","url":"https://api.github.com/users/Woutifier","html_url":"https://github.com/Woutifier","followers_url":"https://api.github.com/users/Woutifier/followers","following_url":"https://api.github.com/users/Woutifier/following{/other_user}","gists_url":"https://api.github.com/users/Woutifier/gists{/gist_id}","starred_url":"https://api.github.com/users/Woutifier/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Woutifier/subscriptions","organizations_url":"https://api.github.com/users/Woutifier/orgs","repos_url":"https://api.github.com/users/Woutifier/repos","events_url":"https://api.github.com/users/Woutifier/events{/privacy}","received_events_url":"https://api.github.com/users/Woutifier/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":4,"created_at":"2015-08-18T09:16:27Z","updated_at":"2016-06-14T08:55:37Z","closed_at":"2015-08-18T09:27:11Z","body":"After running 'vagrant up' and ssh'ing into the box 'sudo mn' results in the following:\r\n```\r\nvagrant@coursera-sdn:~$ sudo mn\r\n*** Creating network\r\n*** Adding controller\r\n*** Adding hosts:\r\nh1 h2 \r\n*** Adding switches:\r\ns1 \r\n*** Adding links:\r\n(h1, s1) (h2, s1) \r\n*** Configuring hosts\r\nh1 h2 \r\n*** Starting controller\r\n\r\nCannot find required executable ovs-controller.\r\nPlease make sure that it is installed and available in your $PATH:\r\n(/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin)\r\nvagrant@coursera-sdn:~$\r\n```\r\n\r\nA 'sudo apt-get install openvswitch-controller' then results in:\r\n\r\n```\r\nvagrant@coursera-sdn:~$ sudo apt-get install openvswitch-controller\r\nReading package lists... Done\r\nBuilding dependency tree       \r\nReading state information... Done\r\nSome packages could not be installed. This may mean that you have\r\nrequested an impossible situation or if you are using the unstable\r\ndistribution that some required packages have not yet been created\r\nor been moved out of Incoming.\r\nThe following information may help to resolve the situation:\r\n\r\nThe following packages have unmet dependencies:\r\n openvswitch-controller : Depends: openvswitch-common (= 2.0.2-0ubuntu0.14.04.1) but 2.3.0-1 is to be installed\r\n                          Depends: openvswitch-pki (= 2.0.2-0ubuntu0.14.04.1) but 2.3.0-1 is to be installed\r\nE: Unable to correct problems, you have held broken packages.\r\n```\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/PrincetonUniversity/Coursera-SDN/issues/comments/225819981","html_url":"https://github.com/PrincetonUniversity/Coursera-SDN/issues/49#issuecomment-225819981","issue_url":"https://api.github.com/repos/PrincetonUniversity/Coursera-SDN/issues/49","id":225819981,"user":{"login":"Woutifier","id":3931297,"avatar_url":"https://avatars.githubusercontent.com/u/3931297?v=3","gravatar_id":"","url":"https://api.github.com/users/Woutifier","html_url":"https://github.com/Woutifier","followers_url":"https://api.github.com/users/Woutifier/followers","following_url":"https://api.github.com/users/Woutifier/following{/other_user}","gists_url":"https://api.github.com/users/Woutifier/gists{/gist_id}","starred_url":"https://api.github.com/users/Woutifier/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Woutifier/subscriptions","organizations_url":"https://api.github.com/users/Woutifier/orgs","repos_url":"https://api.github.com/users/Woutifier/repos","events_url":"https://api.github.com/users/Woutifier/events{/privacy}","received_events_url":"https://api.github.com/users/Woutifier/received_events","type":"User","site_admin":false},"created_at":"2016-06-14T08:55:37Z","updated_at":"2016-06-14T08:55:37Z","body":"It wasn't. You are supposed to go to Piazza, to which I could not get access, so that's where it ended for me. The course instructors apparently think this is an issue with my (our) setup (which is really their setup, because it's their Vagrantfile)."}}
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