Re: [PATCH 1/1] fetch2/git.py: fix _latest_revision for local PREMIRROR

[Robert Yang <liezhi.yang@windriver.com>]

On 08/17/2015 03:46 PM, Richard Purdie wrote:
> On Thu, 2015-08-13 at 00:08 -0700, Robert Yang wrote:
>> - Fixed when SRCREV = "${AUTOREV}", and set BB_NO_NETWORK = "1":
>> $ bitbake <recipe> -ccleanall
>> | DEBUG: Executing python function do_cleanall
>> | DEBUG: Python function do_cleanall finished
>> | ERROR: Function failed: Network access disabled through BB_NO_NETWORK ...
>>
>> - Fixed when SRCREV = "${AUTOREV}", set BB_NO_NETWORK = "1"  and use
>>    local PREMIRROR:
>> $ bitbake <recipe> -cfetchall
>> | DEBUG: Python function do_fetch finished
>> | ERROR: Function failed: Network access disabled through BB_NO_NETWORK ...
>>
>> Stop running "git ls-remote" when BB_NO_NETWORK would fix the problem.
>>
>> Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
>> ---
>>   bitbake/lib/bb/fetch2/git.py |    7 ++++++-
>>   1 file changed, 6 insertions(+), 1 deletion(-)
>>
>> diff --git a/bitbake/lib/bb/fetch2/git.py b/bitbake/lib/bb/fetch2/git.py
>> index 374d846..67ee107 100644
>> --- a/bitbake/lib/bb/fetch2/git.py
>> +++ b/bitbake/lib/bb/fetch2/git.py
>> @@ -350,7 +350,6 @@ class Git(FetchMethod):
>>           """
>>           Compute the HEAD revision for the url
>>           """
>> -        output = self._lsremote(ud, d, "")
>>           # Tags of the form ^{} may not work, need to fallback to other form
>>           if ud.unresolvedrev[name][:5] == "refs/":
>>               head = ud.unresolvedrev[name]
>> @@ -358,6 +357,12 @@ class Git(FetchMethod):
>>           else:
>>               head = "refs/heads/%s" % ud.unresolvedrev[name]
>>               tag = "refs/tags/%s" % ud.unresolvedrev[name]
>> +        # Only ls-remote when url is "file://" or BB_NO_NETWORK != "1",
>> +        # this makes local mirror works.
>> +        if ud.proto.lower() == 'file' or d.getVar("BB_NO_NETWORK", True) != "1":
>> +            output = self._lsremote(ud, d, "")
>> +        else:
>> +            output = "%s %s" % (name, head)
>>           for s in [head, tag + "^{}", tag]:
>>               for l in output.split('\n'):
>>                   if s in l:
>
> The idea is that when BB_NO_NETWORK is set, network accesses show
> errors. This would stop that happening in all cases and lead to silent
> failures which would be bad for user experience.

Thanks, do you have any ideas on how to fix the problem when use local
mirror for SRCREV = "${AUTOREV}" recipes, please ?

// Robert

>
> So no, this isn't an acceptable way to fix this, sorry.
>
> Cheers,
>
> Richard
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