urbit/lib/kiln.hoon
2015-09-10 20:25:27 -04:00

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:: :: ::
:::: /hoon/kiln/lib :: ::
:: :: ::
/? 310 :: version
:: :: ::
:::: :: ::
:: :: ::
|% :: ::
++ kiln-part ,[%kiln %0 kiln-pith] :: kiln state
++ kiln-pith ::
$: rem=(map desk kiln-desk) ::
syn=(map kiln-sync ,[let=@ud ust=bone]) ::
== ::
++ kiln-desk :: per-desk state
$: auto=? :: escalate on failure
gem=germ :: strategy
her=@p :: from ship
sud=@tas :: from desk
cas=case :: at case
== ::
:: :: ::
:::: :: ::
:: :: ::
++ kiln-mount ::
$: pax=path ::
pot=term ::
== ::
++ kiln-unmount ::
$|(term [span path]) ::
++ kiln-sync ::
$: syd=desk ::
her=ship ::
sud=desk ::
== ::
++ kiln-unsync ::
$: syd=desk ::
her=ship ::
sud=desk ::
== ::
++ kiln-merge ::
$: syd=desk ::
ali=ship ::
sud=desk ::
gim=?(%auto germ) ::
== ::
++ kiln-cp [input=path output=path] ::
++ kiln-mv [input=path output=path] ::
-- ::
:: :: ::
:::: :: ::
!: :: ::
|= [bowl kiln-part] :: main kiln work
?> =(src our)
=> |% :: arvo structures
++ card ::
$% [%exec wire @p ~ [beak silk]] ::
[%info wire @p @tas nori] ::
[%mont wire @tas @p @tas path] ::
[%ogre wire $|(@tas beam)] ::
[%merg wire @p @tas @p @tas case germ] ::
[%poke wire dock pear] ::
[%warp wire sock riff] ::
== ::
++ pear :: poke fruit
$% [%talk-command command:talk] ::
[%kiln-merge kiln-merge] ::
== ::
++ move (pair bone card) :: user-level move
--
|_ moz=(list move)
++ abet :: resolve
[(flop moz) `kiln-part`+>+>->]
::
++ emit |=(card %_(+> moz [[ost +<] moz])) :: return card
++ emil :: return cards
|= (list card)
^+ +>
?~(+< +> $(+< t.+<, +> (emit i.+<)))
::
++ render
|= [mez=tape sud=desk who=ship syd=desk]
:^ %palm [" " ~ ~ ~] leaf/mez
~[leaf/"from {<sud>}" leaf/"on {<who>}" leaf/"to {<syd>}"]
::
++ poke-mount
|= kiln-mount
=+ bem=(tome pax)
?~ bem
=+ "can't mount bad path: {<pax>}"
abet:(spam leaf/- ~)
abet:(emit %mont /mount pot p.u.bem q.u.bem (flop s.u.bem))
::
++ poke-unmount
|= mon=kiln-unmount
?^ mon
=+ bem=(tome mon)
?~ bem
=+ "can't unmount bad path: {<mon>}"
abet:(spam leaf/- ~)
abet:(emit %ogre /unmount-beam [[p q %ud 0] s]:u.bem)
abet:(emit %ogre /unmount-point mon)
::
++ poke-sync ::
|= hos=kiln-sync
?: (~(has by syn) hos)
abet:(spam (render "already syncing" [sud her syd]:hos) ~)
abet:abet:start:(auto hos)
::
++ poke-unsync ::
|= hus=kiln-unsync
?. (~(has by syn) hus)
abet:(spam (render "not syncing" [sud her syd]:hus) ~)
%* . abet:abet:stop:(auto hus)
syn (~(del by syn) hus)
==
::
++ poke-merge ::
|= kiln-merge
abet:abet:(merge:(work syd) ali sud gim)
::
++ do-info
|= [mez=tape tor=toro]
abet:(emit:(spam leaf/mez ~) %info /kiln our tor)
::
++ poke-rm |=(a=path (do-info "removed" (fray a)))
++ poke-cp
|= [input=path output=path]
%+ do-info "copied"
?> =(-:(flop input) -:(flop output))
(foal output -:(flop input) atom/%t .^(%cx input)) :: XX type
::
++ poke-mv
|= [input=path output=path]
%+ do-info "moved"
?> =(-:(flop input) -:(flop output))
%+ furl (fray output)
(foal output -:(flop input) %noun .^(%cx input))
::
++ poke-label
|= [syd=desk lab=@tas]
=+ pax=/(scot %p our)/[syd]/[lab]
(do-info "labeled {(spud pax)}" [syd %| lab])
::
++ poke-schedule
|= [where=path tym=@da eve=@t]
=. where (welp where /sched)
%+ do-info "scheduled"
=+ old=;;((map ,@da cord) (fall (file where) ~))
(foal where %sched !>((~(put by old) tym eve)))
::
++ take |=(way=wire ?>(?=([@ ~] way) (work i.way))) :: general handler
++ take-mere ::
|= [way=wire are=(each (set path) (pair term tang))]
abet:abet:(mere:(take way) are)
::
++ take-made ::
|= [way=wire dep=@uvH reg=gage]
abet:abet:(made:(take way) dep reg)
::
++ take-coup-fancy ::
|= [way=wire saw=(unit tang)]
abet:abet:(coup-fancy:(take way) saw)
::
++ take-mere-sync ::
|= [way=wire mes=(each (set path) (pair term tang))]
?> ?=([@ @ @ ~] way)
=+ ^- hos=kiln-sync
:* syd=(slav %tas i.way)
her=(slav %p i.t.way)
sud=(slav %tas i.t.t.way)
==
abet:abet:(mere:(auto hos) mes)
::
++ take-writ ::
|= [way=wire rot=riot]
?> ?=([@ @ @ ~] way)
=+ ^- hos=kiln-sync
:* syd=(slav %tas i.way)
her=(slav %p i.t.way)
sud=(slav %tas i.t.t.way)
==
abet:abet:(writ:(auto hos) rot)
::
++ spam
|= mes=(list tank)
((slog mes) ..spam)
:: %- emit :: XX not displayed/immediately
:: [%poke /kiln/spam [our %talk] (said our %kiln now eny mes)]
::
++ auto
|= kiln-sync
=+ (fall (~(get by syn) syd her sud) [let=*@ud ust=ost])
|%
++ abet
..auto(syn (~(put by syn) [syd her sud] let ust))
::
++ blab
|= new=(list move)
^+ +>
+>.$(moz (welp new moz))
::
++ spam |*(* %_(+> ..auto (^spam +<)))
++ stop
=> (spam (render "ended autosync" sud her syd) ~)
%- blab :_ ~
:* ust %warp
/kiln/sync/[syd]/(scot %p her)/[sud]
[our her] sud ~
==
::
++ start
=> (spam (render "activated sync" sud her syd) ~)
%- blab
:~ :: [ost %mont /mount syd our syd /]
:* ost %warp
/kiln/sync/[syd]/(scot %p her)/[sud]
[our her] sud ~ %sing %w [%da now] /
== ==
::
++ writ
|= rot=riot
?~ rot
%^ spam
leaf/"bad %writ response"
(render "on sync" sud her syd)
~
=. let ?. ?=(%w p.p.u.rot) let ((hard ,@ud) q.q.r.u.rot)
%- blab :_ ~
:* ost %merg
/kiln/sync/[syd]/(scot %p her)/[sud]
our syd her sud ud/let
?: =(0 .^(%cw /(scot %p our)/[syd]/(scot %da now)))
%init
%mate
==
::
++ mere
|= mes=(each (set path) (pair term tang))
=. let +(let)
=. +>.$
%- spam
?: ?=(%& -.mes)
[(render "sync succeeded" sud her syd) ~]
?+ p.p.mes
:* (render "sync failed" sud her syd)
leaf/"please manually merge the desks with"
leaf/":+merge %{(trip syd)} {(scow %p her)} %{(trip sud)}"
leaf/""
leaf/"error code: {<p.p.mes>}"
q.p.mes
==
::
%no-ali-desk
:~ (render "sync activated" sud her syd)
leaf/"note: blank desk {<sud>} on {<her>}"
==
==
%- blab :_ ~
:* ost %warp
/kiln/sync/[syd]/(scot %p her)/[sud]
[our her] sud ~ %sing %y [%ud let] /
==
--
::
++ work :: state machine
|= syd=desk
=+ ^- kiln-desk
%+ fall (~(get by rem) syd)
=+ *kiln-desk
%_(- cas [%da now])
|%
++ abet :: resolve
..work(rem (~(put by rem) syd auto gem her sud cas))
::
++ blab
|= new=(list move)
^+ +>
+>.$(moz (welp new moz))
::
++ win . :: successful poke
++ lose
^+ .
~| %kiln-work-fail
.
::
++ ford-fail
|=(tan=tang ~|(%ford-fail (mean tan)))
::
++ unwrap-tang
|* res=(each ,* tang)
?: ?=(%& -.res)
p.res
(ford-fail p.res)
::
++ gage-to-cages
|= gag=gage ^- (list (pair cage cage))
(unwrap-tang (gage-to-tage gag))
::
++ gage-to-tage
|= gag=gage
^- (each (list (pair cage cage)) tang)
?. ?=(%tabl -.gag)
(mule |.(`~`(ford-fail >%strange-gage< ~)))
=< ?+(. [%& .] [@ *] .)
|- ^- ?((list ,[cage cage]) (each ,~ tang))
?~ p.gag ~
=* hed i.p.gag
?- -.p.hed
%tabl (mule |.(`~`(ford-fail >%strange-gage< ~)))
%| (mule |.(`~`(ford-fail p.p.hed)))
%& ?- -.q.hed
%tabl (mule |.(`~`(ford-fail >%strange-gage< ~)))
%| (mule |.(`~`(ford-fail p.q.hed)))
%& =+ $(p.gag t.p.gag)
?+(- [[p.p p.q]:hed -] [@ *] -)
== ==
::
++ perform ::
^+ .
(blab [ost %merg /kiln/[syd] our syd her sud cas gem] ~)
::
++ fancy-merge :: send to self
|= [syd=desk her=@p sud=desk gem=?(%auto germ)]
^+ +>
%- blab :_ ~
[ost %poke /kiln/fancy/[^syd] [our %hood] %kiln-merge [syd her sud gem]]
::
++ spam ::|=(tang ((slog +<) ..spam))
|*(* +>(..work (^spam +<)))
++ merge
|= [her=@p sud=@tas gim=?(%auto germ)]
^+ +>
=. cas [%da now]
?. ?=(%auto gim)
perform(auto |, gem gim, her her, sud sud)
?: =(0 .^(%cw /(scot %p our)/[syd]/(scot %da now)))
=> $(gim %init)
.(auto &)
=> $(gim %fine)
.(auto &)
::
++ coup-fancy
|= saw=(unit tang)
?~ saw
=> (spam leaf/"%melding %{(trip sud)} into scratch space" ~)
%- blab :_ ~
[ost %merg /kiln/[syd] our (cat 3 syd '-scratch') her sud cas gem]
=+ :- "failed to set up conflict resolution scratch space"
"I'm out of ideas"
lose:(spam leaf/-< leaf/-> u.saw)
::
++ mere
|= are=(each (set path) (pair term tang))
^+ +>
?: =(%meld gem)
?: ?=(%& -.are)
?. auto
=+ "merged with strategy {<gem>}"
win:(spam leaf/- ?~(p.are ~ [>`(set path)`p.are< ~]))
:: ~? > =(~ p.are) [%mere-no-conflict syd]
=+ "mashing conflicts"
=> .(+>.$ (spam leaf/- ~))
=+ tic=(cat 3 syd '-scratch')
%- blab :_ ~
:* ost %exec /kiln/[syd]
our ~ [our tic %da now] %tabl
^- (list (pair silk silk))
:: ~& > kiln-mashing/[p.are syd=syd +<.abet]
%+ turn (~(tap in p.are))
|= pax=path
^- (pair silk silk)
:- [%$ %path -:!>(*path) pax]
=+ base=[%file [our tic %da now] (flop pax)]
=+ alis=[%file [her sud cas] (flop pax)]
=+ bobs=[%file [our syd %da now] (flop pax)]
=+ dali=[%diff base alis]
=+ dbob=[%diff base bobs]
=+ ^- for=mark
=+ (slag (dec (lent pax)) pax)
?~(- %$ i.-)
[%mash for [her sud dali] [our syd dbob]]
==
=+ "failed to merge with strategy meld"
lose:(spam leaf/- >p.p.are< q.p.are)
?: ?=(%& -.are)
=+ "merged with strategy {<gem>}"
win:(spam leaf/- ?~(p.are ~ [>`(set path)`p.are< ~]))
?. auto
=+ "failed to merge with strategy {<gem>}"
lose:(spam leaf/- >p.p.are< q.p.are)
?+ gem
(spam leaf/"strange auto" >gem< ~)
::
%init
=+ :- "auto merge failed on strategy %init"
"I'm out of ideas"
lose:(spam leaf/-< leaf/-> [>p.p.are< q.p.are])
::
%fine
?. ?=(%bad-fine-merge p.p.are)
=+ "auto merge failed on strategy %fine"
lose:(spam leaf/- >p.p.are< q.p.are)
=> (spam leaf/"%fine merge failed, trying %meet" ~)
perform(gem %meet)
::
%meet
?. ?=(%meet-conflict p.p.are)
=+ "auto merge failed on strategy %meet"
lose:(spam leaf/- >p.p.are< q.p.are)
=> (spam leaf/"%meet merge failed, trying %mate" ~)
perform(gem %mate)
::
%mate
?. ?=(%mate-conflict p.p.are)
=+ "auto merge failed on strategy %mate"
lose:(spam leaf/- >p.p.are< q.p.are)
=> .(gem %meld)
=+ tic=(cat 3 syd '-scratch')
=> =+ :- "%mate merge failed with conflicts,"
"setting up scratch space at %{(trip tic)}"
[tic=tic (spam leaf/-< leaf/-> q.p.are)]
(fancy-merge tic our syd %init)
==
::
++ tape-to-tanks
|= a=tape ^- (list tank)
(scan a (more (just '\0a') (cook |=(a=tape leaf/a) (star prn))))
::
++ tanks-if-any
|= [a=tape b=(list path) c=tape] ^- (list tank)
?: =(~ b) ~
(welp (tape-to-tanks "\0a{c}{a}") >b< ~)
::
++ made
|= [dep=@uvH reg=gage]
^+ +>
?: ?=(%| -.reg)
=+ "failed to mash"
lose:(spam leaf/- p.reg)
=+ ^- can=(list (pair path (unit miso)))
%+ turn (gage-to-cages reg)
|= [pax=cage dif=cage]
^- (pair path (unit miso))
?. ?=(%path p.pax)
~| "strange path mark: {<p.pax>}"
!!
[((hard path) q.q.pax) ?:(?=(%null p.dif) ~ `[%dif dif])]
:: ~& > kiln-made/[(turn can head) syd=syd +<.abet]
=+ notated=(skid can |=([path a=(unit miso)] ?=(^ a)))
=+ annotated=(turn `(list (pair path ,*))`-.notated head)
=+ unnotated=(turn `(list (pair path ,*))`+.notated head)
=+ `desk`(cat 3 syd '-scratch')
=+ ^- tan=(list tank)
%- zing
^- (list (list tank))
:~ %- tape-to-tanks
"""
done setting up scratch space in {<[-]>}
please resolve the following conflicts and run
:+merge {<syd>} our {<[-]>}
"""
%^ tanks-if-any
"annotated conflicts in:" annotated
""
%^ tanks-if-any
"unannotated conflicts in:" unnotated
"""
some conflicts could not be annotated.
for these, the scratch space contains
the most recent common ancestor of the
conflicting content.
"""
==
=< win
%- blab:(spam tan)
:_ ~
:* ost %info /kiln/[syd] our
(cat 3 syd '-scratch') %&
%+ murn can
|= [p=path q=(unit miso)]
`(unit (pair path miso))`?~(q ~ `[p u.q])
==
--
--
=*(kiln . .)