Acee, Rob, Can you propose a specific change/addition to 6087Bis?
Thanks, Lou On 8/21/2017 10:01 AM, Acee Lindem (acee) wrote: > Hi William, Rob, Andy, > > Given their limited usefulness and the detriments, perhaps we should > discourage the creation of new submodules in RFC6087Bis. > > Thanks, > Acee > > On 8/21/17, 9:44 AM, "netmod on behalf of Ivory, William" > <netmod-boun...@ietf.org on behalf of william.iv...@intl.att.com> wrote: > >> Hi Rob, >> >> That would make it very hard to update existing 1.x YANG models to use >> new features in YANG 2.x if they used submodules. Maybe that's something >> that no one would ever consider doing anyway, or maybe YANG 1.1 already >> has similar differences to 1.0? I had (perhaps naively) assumed that you >> could migrate a namespace / model from YANG 1.0 to 2.0? >> >> Regards, >> >> William >> >> -----Original Message----- >> From: netmod [mailto:netmod-boun...@ietf.org] On Behalf Of Robert Wilton >> Sent: 21 August 2017 11:24 >> To: netmod@ietf.org >> Subject: Re: [netmod] Query about augmenting module from submodule in >> YANG 1.0 >> >> >> >> On 09/08/2017 16:13, Juergen Schoenwaelder wrote: >>> On Wed, Aug 09, 2017 at 05:01:09PM +0200, Ladislav Lhotka wrote: >>>> I remember that in early stages of YANG there was some irrational >>>> fear of introducing too many namespaces, and submodules may be a >>>> consequence of it. As you write, submodules provide no benefits >>>> whatsoever in terms of modularity, but the overhead in terms of >>>> metadata, IANA registration etc. is pretty much the same as for >>>> modules. >>> In case YANG 2.0 is ever done, I suggest someone files a proposal to >>> remove submodules if the cost/benefit ratio is at odds. There is >>> nothing wrong with removing stuff that has been found problematic. >> I agree. >> >> I've added >> https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_netmod-2Dw >> g_yang-2Dnext_issues_26&d=DwICAg&c=LFYZ-o9_HUMeMTSQicvjIg&r=p8kyeK3u4ZYiaQ >> 2ZPGqwkyXmQgBH6r5jpYiYWzhqJ48&m=l7c4IPL049A2bVVO14fyBMly211xU61xSHgPlAT7ow >> I&s=-kR4fUtXArQy0RwWb32DpT1bP4X_cNqt2zJVoC0JiX8&e= >> >> Rob >> >>> The motivation for submodules was that organizations maintaining large >>> modules with multiple people can do so without having to mess around >>> with tools like m4 scripts to produce a single module from 'snippets' >>> and to avoid integration surprises. But perhaps using m4 scripts and >>> decent version control systems (that can integrate and compile on >>> checkin) is indeed cheaper than having submodules part of the YANG >>> language itself. >>> >>> /js >>> >> _______________________________________________ >> netmod mailing list >> netmod@ietf.org >> https://urldefense.proofpoint.com/v2/url?u=https-3A__www.ietf.org_mailman_ >> listinfo_netmod&d=DwICAg&c=LFYZ-o9_HUMeMTSQicvjIg&r=p8kyeK3u4ZYiaQ2ZPGqwky >> XmQgBH6r5jpYiYWzhqJ48&m=l7c4IPL049A2bVVO14fyBMly211xU61xSHgPlAT7owI&s=t7vG >> IH8ABuAm00e-bkSowD9eawModGq0N2OkjANtpYI&e= >> >> _______________________________________________ >> netmod mailing list >> netmod@ietf.org >> https://www.ietf.org/mailman/listinfo/netmod > _______________________________________________ > netmod mailing list > netmod@ietf.org > https://www.ietf.org/mailman/listinfo/netmod > _______________________________________________ netmod mailing list netmod@ietf.org https://www.ietf.org/mailman/listinfo/netmod
