Configuring snapd on ubuntu core for a web proxy

[Gustavo Niemeyer]

This should work fine across reboots.

On Jan 23, 2017 4:49 PM, "Max Brustkern" <max.brustkern at canonical.com>
wrote:

> So I've been able to get it to work by creating
> /etc/systemd/system/snapd.service.d/proxy.conf
> with the correct settings. Any suggestions on getting that to persist
> across reboots?
>
> Thanks,
> Max
>
> On Thu, Jan 12, 2017 at 2:28 PM, Michael Hudson-Doyle <
> michael.hudson at canonical.com> wrote:
>
>>
>>
>> On 13 January 2017 at 08:14, Max Brustkern <max.brustkern at canonical.com>
>> wrote:
>>
>>> So I created a system directory with the contents of
>>> /lib/systemd/system. I edited that file to contain the environment
>>> variables:
>>> nuclearbob at localhost:~$ cat /lib/systemd/system/snapd.service
>>> [Unit]
>>> Description=Snappy daemon
>>> Requires=snapd.socket
>>>
>>> [Service]
>>> ExecStart=/usr/lib/snapd/snapd
>>> EnvironmentFile=/etc/environment
>>> Restart=always
>>> http_proxy=http://squid.internal:3128
>>> https_proxy=https://squid.internal:3128
>>>
>>
>> That's not the right syntax, it should be
>>
>> Environment=http_proxy=http://squid.internal:3128 https_proxy=
>> https://squid.internal:3128
>>
>> See man systemd.exec for more details on this.
>>
>> Cheers,
>> mwh
>>
>>
>>> [Install]
>>> WantedBy=multi-user.target
>>>
>>> I then did:
>>> nuclearbob at localhost:~$ sudo systemctl daemon-reload
>>> nuclearbob at localhost:~$ sudo service snapd restart
>>>
>>> I still don't seem to see snapd picking up on the proxy. I tried:
>>> sudo systemctl edit snapd
>>> I pasted in the file contents to there, but after that I get:
>>> nuclearbob at localhost:~$ sudo service snapd restart
>>> Failed to restart snapd.service: Unit snapd.service is not loaded
>>> properly: Invalid argument.
>>> See system logs and 'systemctl status snapd.service' for details.
>>> nuclearbob at localhost:~$ systemctl status snapd.service
>>> ● snapd.service - Snappy daemon
>>>    Loaded: error (Reason: Invalid argument)
>>>   Drop-In: /etc/systemd/system/snapd.service.d
>>>            └─override.conf
>>>    Active: active (running) since Thu 2017-01-12 19:11:46 UTC; 2min 26s
>>> ago
>>>  Main PID: 1339 (snapd)
>>>    CGroup: /system.slice/snapd.service
>>>            └─1339 /usr/lib/snapd/snapd
>>>
>>> Any additional tips to get snapd running on ubuntu core in the lab?
>>>
>>> On Wed, Jan 11, 2017 at 11:49 PM, Stuart Bishop <
>>> stuart.bishop at canonical.com> wrote:
>>>
>>>>
>>>>
>>>> On 12 January 2017 at 01:44, Max Brustkern <max.brustkern at canonical.com
>>>> > wrote:
>>>>
>>>>> I'm trying to run ubuntu core 16 in a kvm instance in an internal lab
>>>>> that requires a web proxy. This bug:
>>>>> https://bugs.launchpad.net/ubuntu/+source/snapd/+bug/1579652
>>>>> seems to cover how to do this on classic ubuntu, but the files that
>>>>> hold the environment variables used by snapd on an ubuntu core system are
>>>>> all on read-only filesystems. How do I set HTTPS_PROXY in a persistent way
>>>>> for snapd on that system?
>>>>>
>>>>
>>>> https://bugs.launchpad.net/snappy/+bug/1533899 is similar, but about
>>>> adding support for proxies to snapd (rather than have it use the system
>>>> environment variables, which is one implementation option but not always
>>>> what you want since that affects everything on the system). But that
>>>> doesn't help with your read-only filesystem sorry :-(
>>>>
>>>> (Hmm... disgusting hack idea.... since you can't create
>>>> /etc/systemd/system/snapd.service.d/ on your read-only filesystem, try
>>>> mounting that directory from somewhere. Extra points for using systemd to
>>>> mount the systemd service file overrides and setting up dependencies so it
>>>> does everything in the right order :-) )
>>>>
>>>>
>>>> --
>>>> Stuart Bishop <stuart.bishop at canonical.com>
>>>>
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>>>>
>>>
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>>
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