charm-store not acessible from osci-task -- not logged in: no push to charmstore happening

[Alex Kavanagh]

Logs:

++ charm push /var/lib/jenkins/workspace/charm_pusher_nova-cloud-controller_master/nova-cloud-controller '~openstack-charmers-next/nova-cloud-controller'
Opening an authorization web page in your browser.
If it does not open, please open this URL:
https://api.jujucharms.com/identity/login?did=<snipped>
Couldn't find a suitable web browser!
Set the BROWSER environment variable to your desired browser.
ERROR cannot log in: cannot retrieve the authentication macaroon: cannot get discharge from "https://api.jujucharms.com/identity": cannot acquire discharge token: cannot unmarshal error response (status 502 Proxy Error): unexpected content type text/html; want application/json; content: 502 Proxy Error; Proxy Error; The proxy server received an invalid response from an upstream server; The proxy server could not handle the request; GET /identity/wait-token; Reason:; Error reading from remote server; Apache/2.4.7 (Ubuntu) Server at api.jujucharms.com Port 443
++ set +x
Build step 'Execute shell' marked build as failure
Archiving artifacts
Recording fingerprints
No emails were triggered.
Finished: FAILURE

And also:

$ juju run --app=osci-task "sudo -u jenkins /snap/bin/charm whoami"
- Stderr: ""
  Stdout: |
    not logged into https://api.jujucharms.com/charmstore
  UnitId: osci-task/0
- Stderr: ""
  Stdout: |
    not logged into https://api.jujucharms.com/charmstore
  UnitId: osci-task/1
- Stderr: ""
  Stdout: |
    not logged into https://api.jujucharms.com/charmstore
  UnitId: osci-task/2
- Stderr: ""
  Stdout: |
    not logged into https://api.jujucharms.com/charmstore
  UnitId: osci-task/3

[Alex Kavanagh (ajkavanagh)]

Ryan Beisner logged the affected units back in. This has resolved the issue.