There are a few examples on the project Github page<https://github.com/ativelkov/yaql>. More details may be found in the article: Yet Another Query Language<https://docs.google.com/document/d/1Ct8aPUPPpSmUjh6ugtu_CEBRHfF3bBM5FxzgJ1f-Nwk/edit?usp=sharing>
On Tue, Mar 11, 2014 at 12:42 PM, Serg Melikyan <[email protected]>wrote: > Hi, Evgeniy > > A few months ago we hit similar use-case in Murano: ability to express > complicated conditions & queries. We used JSON Path, but it was not enough > for us. > > One major thing that is required when you implementing such mechanism is > restriction on Python usage - any executable code that can be executed on > server is a security/stability issue. To solve this use-case without > introducing ability to run any executable code we have created > YAQL<https://github.com/ativelkov/yaql> > . > > YAQL is very extensible and flexible library, that provides great > conditions/query expirience out of the box. YAQL may be easily extended > with own functions without adding anything in the library itself. Please, > look at the YAQL and let's discuss how YAQL may help to solve your cases. > > > On Fri, Mar 7, 2014 at 12:56 PM, Evgeniy L <[email protected]> wrote: > >> Hi Vitaly, >> >> I'm not sure that I understand you case correctly, but we can just a >> render flag to enable or disable role. >> >> For example: >> >> roles_metadata: >> controller: >> name: "Custom Role Name" >> description: "Role's description" >> conflicts: >> - compute >> enable: >> condition: >> ${cluster.attributes.editable.additional_components.ceilometer.value} >> description: "some error message" >> >> And for example we will be able to make more complicated conditions >> >> ${not cluster.attributes.editable.additional_components.ceilometer.value} >> >> ${cluster.attributes.some_cluster_attr and not >> cluster.attributes.some_cluster_attr2} >> >> But my suggestion is not to use such ugly construction in template (it >> would be better to create a helper), but it will be really useful for those >> who add new roles in fuel. >> >> >> On Thu, Mar 6, 2014 at 10:04 PM, Vitaly Kramskikh < >> [email protected]> wrote: >> >>> Hi Evgeniy, >>> >>> In that particular case with Ceph role availability dependent on >>> settings, where would you use the template? Generate a role list using it? >>> >>> >>> >>> 2014-03-06 19:12 GMT+04:00 Evgeniy L <[email protected]>: >>> >>>> Hi, >>>> >>>> We (python team) had a discussion about roles disabling feature [0] >>>> with colleagues from UI team as result I've created a design document [1] >>>> where I tried to describe problems which we have and possible solutions. >>>> >>>> Comments are welcome. >>>> >>>> [0] >>>> https://docs.google.com/a/mirantis.com/document/d/1-YMcGX0JI4LwbrpsvA-ktIkxVqCI3bi7PQ6U0udW0O0/edit >>>> [1] >>>> https://docs.google.com/a/mirantis.com/document/d/1yBaIxUMnrFths7N1_qVkIivpR0GsYHRlGR3C8IZ9bbk/edit# >>>> >>>> -- >>>> Mailing list: https://launchpad.net/~fuel-dev >>>> Post to : [email protected] >>>> Unsubscribe : https://launchpad.net/~fuel-dev >>>> More help : https://help.launchpad.net/ListHelp >>>> >>>> >>> >>> >>> -- >>> Vitaly Kramskikh, >>> Software Engineer, >>> Mirantis, Inc. >>> >> >> >> -- >> Mailing list: https://launchpad.net/~fuel-dev >> Post to : [email protected] >> Unsubscribe : https://launchpad.net/~fuel-dev >> More help : https://help.launchpad.net/ListHelp >> >> > > > -- > Serg Melikyan, Senior Software Engineer at Mirantis, Inc. > http://mirantis.com | [email protected] > > +7 (495) 640-4904, 0261 > +7 (903) 156-0836 > -- Serg Melikyan, Senior Software Engineer at Mirantis, Inc. http://mirantis.com | [email protected] +7 (495) 640-4904, 0261 +7 (903) 156-0836
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