urbit/pkg/arvo/lib/hood/kiln.hoon
2019-08-25 02:11:02 -07:00

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:: :: ::
:::: /hoon/kiln/hood/lib :: ::
:: :: ::
/? 310 :: version
/- hall
:: :: ::
:::: :: ::
:: :: ::
=, clay
=, space:userlib
=, format
|% :: ::
++ part {$kiln $0 pith} :: kiln state
++ pith :: ::
$: rem/(map desk per-desk) ::
syn/(map kiln-sync {let/@ud ust/bone}) ::
autoload-on/? ::
cur-hoon/@uvI ::
cur-arvo/@uvI ::
cur-zuse/@uvI ::
cur-vanes/(map @tas @uvI) ::
commit-timer/{way/wire nex/@da tim/@dr mon=term}
== ::
++ per-desk :: per-desk state
$: auto/? :: escalate on failure
gem/germ :: strategy
her/@p :: from ship
sud/@tas :: from desk
cas/case :: at case
== ::
:: :: ::
:::: :: ::
:: :: ::
++ kiln-commit term ::
++ kiln-mount ::
$: pax/path ::
pot/term ::
== ::
++ kiln-unmount $@(term {knot path}) ::
++ kiln-sync ::
$: syd/desk ::
her/ship ::
sud/desk ::
== ::
++ kiln-unsync ::
$: syd/desk ::
her/ship ::
sud/desk ::
== ::
++ kiln-merge ::
$: syd/desk ::
ali/ship ::
sud/desk ::
cas/case ::
gim/?($auto germ) ::
== ::
-- ::
:: :: ::
:::: :: ::
:: :: ::
|= {bowl:gall part} :: main kiln work
?> =(src our)
=> |% :: arvo structures
++ card ::
$% {$build wire ? schematic:ford} ::
{$drop wire @tas} ::
{$info wire @tas nori} ::
{$mont wire @tas beam} ::
{$dirk wire @tas} ::
{$ogre wire $@(@tas beam)} ::
{$merg wire @tas @p @tas case germ} ::
{$perm wire desk path rite} ::
{$poke wire dock pear} ::
[%wash wire ~]
{$wipe wire @ud} ::
[%keep wire compiler-cache-size=@ud build-cache-size=@ud]
{$wait wire @da} ::
{$rest wire @da} ::
{$warp wire ship riff} ::
== ::
++ pear :: poke fruit
$% {$hall-command command:hall} ::
{$kiln-merge kiln-merge} ::
{$helm-reload (list term)} ::
{$helm-reset ~} ::
== ::
++ move (pair bone card) :: user-level move
--
|_ moz/(list move)
++ abet :: resolve
[(flop moz) `part`+<+.$]
::
++ emit |=(card %_(+> moz [[ost +<] moz])) :: return card
++ emil :: return cards
|= (list card)
^+ +>
?~(+< +> $(+< t.+<, +> (emit i.+<)))
::
++ render
|= {mez/tape sud/desk who/ship syd/desk}
:^ %palm [" " ~ ~ ~] leaf+mez
~[leaf+"from {<sud>}" leaf+"on {<who>}" leaf+"to {<syd>}"]
::
++ poke-commit
|= [mon/kiln-commit auto=?]
=< abet
=. +>.$ (emit %dirk /commit mon)
?. auto
+>.$
=/ recur ~s1
=. commit-timer
[/kiln/autocommit (add now recur) recur mon]
(emit %wait way.commit-timer nex.commit-timer)
::
++ poke-cancel-autocommit
|= ~
abet:(emit %rest way.commit-timer nex.commit-timer)
::
++ poke-mount
|= kiln-mount
=+ bem=(de-beam pax)
?~ bem
=+ "can't mount bad path: {<pax>}"
abet:(spam leaf+- ~)
abet:(emit %mont /mount pot u.bem)
::
++ poke-unmount
|= mon/kiln-unmount
?^ mon
=+ bem=(de-beam mon)
?~ bem
=+ "can't unmount bad path: {<mon>}"
abet:(spam leaf+- ~)
abet:(emit %ogre /unmount-beam [[p q r] s]:u.bem)
abet:(emit %ogre /unmount-point mon)
::
++ poke-track ::
|= hos/kiln-sync
?: (~(has by syn) hos)
abet:(spam (render "already tracking" [sud her syd]:hos) ~)
abet:abet:start-track:(auto hos)
::
++ poke-sync ::
|= hos/kiln-sync
?: (~(has by syn) hos)
abet:(spam (render "already syncing" [sud her syd]:hos) ~)
abet:abet:start-sync:(auto hos)
::
++ poke-syncs :: print sync config
|= ~
=< abet %- spam
?: =(0 ~(wyt by syn))
[%leaf "no syncs configured"]~
%+ turn ~(tap in ~(key by syn))
|=(a/kiln-sync (render "sync configured" [sud her syd]:a))
::
++ 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 cas gim)
::
++ poke-cancel
|= syd/desk
abet:(emit %drop /cancel syd)
::
++ poke-info
|= {mez/tape tor/(unit toro)}
?~ tor
abet:(spam leaf+mez ~)
abet:(emit:(spam leaf+mez ~) %info /kiln u.tor)
::
++ poke-rm
|= a/path
=+ b=.^(arch %cy a)
?~ fil.b
=+ ~[leaf+"No such file:" leaf+"{<a>}"]
abet:(spam -)
(poke-info "removed" `(fray a))
::
++ poke-label
|= {syd/desk lab/@tas}
=+ pax=/(scot %p our)/[syd]/[lab]
(poke-info "labeled {(spud pax)}" `[syd %| lab])
::
++ poke-schedule
|= {where/path tym/@da eve/@t}
=. where (welp where /sched)
%+ poke-info "scheduled"
=+ old=;;((map @da cord) (fall (file where) ~))
`(foal where %sched !>((~(put by old) tym eve)))
::
++ poke-permission
|= {syd/desk pax/path pub/?}
=< abet
%- emit
[%perm /kiln/permission syd pax %r ~ ?:(pub %black %white) ~]
::
++ poke-autoload |=(lod/(unit ?) abet:(poke:autoload lod))
++ poke-start-autoload |=(~ abet:start:autoload)
::
++ autoload
|%
++ emit |=(a/card +>(..autoload (^emit a)))
++ tracked-vanes
^- (list @tas)
~[%ames %behn %clay %dill %eyre %ford %gall %iris %jael]
::
++ our-home /(scot %p our)/home/(scot %da now)
++ sys-hash |=(pax/path .^(@uvI %cz :(welp our-home /sys pax)))
++ hash-vane
|= syd/@tas ^- (pair term @uvI)
[syd (sys-hash /vane/[syd]/hoon)]
::
++ rehash-vanes
^+ cur-vanes
(malt (turn tracked-vanes hash-vane))
::
::
++ poke
|= lod/(unit ?)
?^ lod
..autoload(autoload-on u.lod)
=. autoload-on !autoload-on
(spam leaf+"turned autoload {?:(autoload-on "on" "off")}" ~)
::
++ start
=. cur-hoon (sys-hash /hoon/hoon)
=. cur-arvo (sys-hash /arvo/hoon)
=. cur-zuse (sys-hash /zuse/hoon)
=. cur-vanes rehash-vanes
subscribe-next
::
++ subscribe-next
%- emit
^- card
[%warp /kiln/autoload our %home `[%next %z da+now /sys]]
::
++ writ =>(check-new subscribe-next)
++ check-new
?. autoload-on
..check-new
=/ new-hoon (sys-hash /hoon/hoon)
=/ new-arvo (sys-hash /arvo/hoon)
?: |(!=(new-hoon cur-hoon) !=(new-arvo cur-arvo))
=. cur-hoon new-hoon
=. cur-arvo new-arvo
=. cur-vanes rehash-vanes
(emit %poke /kiln/reload/hoon [our %hood] %helm-reset ~)
:: XX updates cur-vanes?
=/ new-zuse (sys-hash /zuse/hoon)
?: !=(new-zuse cur-zuse)
=. cur-zuse new-zuse
=. cur-vanes rehash-vanes
(emit %poke /kiln/reload/zuse [our %hood] %helm-reload [%zuse tracked-vanes])
(roll tracked-vanes load-vane)
::
++ load-vane
=< %_(. con ..load-vane)
|: $:{syd/@tas con/_.}
=. +>.$ con
=/ new-vane q:(hash-vane syd)
?: =(`new-vane (~(get by cur-vanes) syd))
+>.$
=. cur-vanes (~(put by cur-vanes) syd new-vane)
(emit [%poke /kiln/reload/[syd] [our %hood] %helm-reload ~[syd]])
::
++ coup-reload
|= {way/wire saw/(unit tang)}
~? ?=(^ saw) [%kiln-reload-lame u.saw]
+>.$
--
::
++ poke-overload
:: +poke-overload: wipes ford cache at {start}, and then every {recur}.
|= [recur=@dr start=@da]
?> (gte start now)
abet:(emit %wait /kiln/overload/(scot %dr recur) start)
::
++ poke-wipe-ford
|=(percent=@ud abet:(emit %wipe /kiln percent))
::
++ poke-keep-ford
|= [compiler-cache-size=@ud build-cache-size=@ud]
abet:(emit %keep /kiln compiler-cache-size build-cache-size)
::
++ poke-wash-gall |=(* abet:(emit %wash /kiln ~))
::
++ mack
|= {way/wire saw/(unit tang)}
~? ?=(^ saw) [%kiln-nack u.saw]
abet
::
++ 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 date=@da result=made-result:ford]
:: hack for |overload
::
:: We might have gotten an ignorable response back for our cache priming
:: ford call. If it matches our magic wire, ignore it.
::
?: =(/prime/cache way)
~& %cache-primed
abet
abet:abet:(made:(take way) date result)
::
++ take-coup-fancy ::
|= {way/wire saw/(unit tang)}
abet:abet:(coup-fancy:(take way) saw)
::
++ take-coup-reload ::
|= {way/wire saw/(unit tang)}
abet:(coup-reload:autoload way saw)
::
++ take-coup-spam ::
|= {way/wire saw/(unit tang)}
~? ?=(^ saw) [%kiln-spam-lame u.saw]
abet
::
++ 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-find-ship ::
|= {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:(take-find-ship:(auto hos) rot)
::
++ take-writ-sync ::
|= {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)
::
++ take-writ-autoload
|= {way/wire rot/riot}
?> ?=(~ way)
?> ?=(^ rot)
abet:writ:autoload
::
++ take-wake-overload
|= {way/wire error=(unit tang)}
?^ error
%- (slog u.error)
~& %kiln-take-wake-overload-fail
abet
?> ?=({@ ~} way)
=+ tym=(slav %dr i.way)
~& %wake-overload-deprecated
abet
::
++ take-wake-autocommit
|= [way=wire error=(unit tang)]
?^ error
%- (slog u.error)
~& %kiln-wake-autocommit-fail
abet
=. nex.commit-timer (add now tim.commit-timer)
=< abet
%- emil
:~ [%dirk /commit mon.commit-timer]
[%wait way.commit-timer nex.commit-timer]
==
::
::
++ spam
|= mes/(list tank)
((slog mes) ..spam)
:: %- emit :: XX not displayed/immediately
:: [%poke /kiln/spam [our %hall] (said our %kiln now eny mes)]
::
++ auto
|= kiln-sync
=+ (~(gut by syn) [syd her sud] [let=*@ud ust=ost])
|%
++ abet
..auto(syn (~(put by syn) [syd her sud] let ust))
::
++ blab
|= new/(list move)
^+ +>
+>.$(moz (welp new moz))
::
++ spam |*(* %_(+> ..auto (^spam +<)))
++ stop
=> (spam (render "ended autosync" sud her syd) ~)
=/ =wire /kiln/sync/[syd]/(scot %p her)/[sud]
(blab [ust %warp wire her sud ~] ~)
:: XX duplicate of start-sync? see |track
::
++ start-track
=> (spam (render "activated track" sud her syd) ~)
=. let 1
=/ =wire /kiln/sync/[syd]/(scot %p her)/[sud]
(blab [ost %warp wire her sud `[%sing %y ud+let /]] ~)
::
++ start-sync
=> (spam (render "finding ship and desk" sud her syd) ~)
=/ =wire /kiln/find-ship/[syd]/(scot %p her)/[sud]
(blab [ost %warp wire her sud `[%sing %y ud+1 /]] ~)
::
++ take-find-ship
|= rot=riot
=> (spam (render "activated sync" sud her syd) ~)
=/ =wire /kiln/sync/[syd]/(scot %p her)/[sud]
(blab [ost %warp wire her sud `[%sing %w [%da now] /]] ~)
::
++ writ
|= rot=riot
?~ rot
=. +>.$
%^ spam
leaf+"sync cancelled, retrying"
(render "on sync" sud her syd)
~
start-sync
=. let ?. ?=($w p.p.u.rot) let ud:;;(cass:clay q.q.r.u.rot)
=/ =wire /kiln/sync/[syd]/(scot %p her)/[sud]
:: germ: merge mode for sync merges
::
:: Initial merges from any source must use the %init germ.
:: Subsequent merges may use any germ, but if the source is
:: a remote ship with which we have not yet merged, we won't
:: share a merge-base commit and all germs but %that will fail.
::
:: We want to always use %that for the first remote merge.
:: But we also want local syncs (%base to %home or %kids)
:: to succeed after that first remote sync. To accomplish both
:: we simply use %that for the first three sync merges.
:: (The first two are from the pill.)
::
=/ =germ
=/ =cass
.^(cass:clay %cw /(scot %p our)/[syd]/(scot %da now))
?: =(0 ud.cass)
%init
?:((gth 3 ud.cass) %that %mate)
=< %- spam
?: =(our her) ~
[(render "beginning sync" sud her syd) ~]
(blab [ost %merg wire syd her sud ud+let germ] ~)
::
++ mere
|= mes=(each (set path) (pair term tang))
?: ?=([%| %bad-fetch-ali *] mes)
=. +>.$
%^ spam
leaf+"merge cancelled, maybe because sunk; restarting"
(render "on sync" sud her syd)
~
start-sync:stop
=. 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
==
::
$no-ali-disc
:~ (render "sync activated" sud her syd)
leaf+"note: blank desk {<sud>} on {<her>}"
==
==
=/ =wire /kiln/sync/[syd]/(scot %p her)/[sud]
(blab [ost %warp wire her sud `[%sing %y ud+let /]] ~)
--
::
++ work :: state machine
|= syd/desk
=+ ^- per-desk
%+ ~(gut by rem) syd
=+ *per-desk
%_(- cas [%da now])
|%
++ abet :: resolve
..work(rem (~(put by rem) syd auto gem her sud cas))
::
++ blab
|= new/(list move)
^+ +>
+>.$(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)
::
++ perform ::
^+ .
(blab [ost %merg /kiln/[syd] syd her sud cas gem] ~)
::
++ fancy-merge :: send to self
|= {syd/desk her/@p sud/desk gem/?($auto germ)}
^+ +>
%- blab :_ ~
[ost %poke /kiln/fancy/[^syd] [our %hood] %kiln-merge [syd her sud cas gem]]
::
++ spam ::|=(tang ((slog +<) ..spam))
|*(* +>(..work (^spam +<)))
++ merge
|= {her/@p sud/@tas cas/case gim/?($auto germ)}
^+ +>
?. ?=($auto gim)
perform(auto |, gem gim, her her, cas cas, sud sud)
?: =(0 ud:.^(cass:clay %cw /(scot %p our)/[syd]/(scot %da now)))
=> $(gim %init)
.(auto &)
=> $(gim %fine)
.(auto &)
::
++ coup-fancy
|= saw/(unit tang)
?~ saw
=> (spam leaf+"%melding %{(trip sud)} into scratch space" ~)
%- blab :_ ~
[ost %merg /kiln/[syd] (cat 3 syd '-scratch') her sud cas gem]
=+ :- "failed to set up conflict resolution scratch space"
"I'm out of ideas"
lose:(spam leaf+-< leaf+-> u.saw)
::
++ mere
|= are/(each (set path) (pair term tang))
^+ +>
?: =(%meld gem)
?: ?=(%& -.are)
?. auto
=+ "merged with strategy {<gem>}"
win:(spam leaf+- ?~(p.are ~ [>`(set path)`p.are< ~]))
:: ~? > =(~ p.are) [%mere-no-conflict syd]
=+ "mashing conflicts"
=> .(+>.$ (spam leaf+- ~))
=+ tic=(cat 3 syd '-scratch')
%- blab :_ ~
=, ford
:* ost %build /kiln/[syd] live=%.n
^- schematic
:- %list
^- (list schematic)
:: ~& > kiln-mashing+[p.are syd=syd +<.abet]
%+ turn ~(tap in p.are)
|= pax/path
^- [schematic schematic]
:- [%$ %path -:!>(*path) pax]
=/ base=schematic [%scry %c %x `rail`[[our tic] (flop pax)]]
?> ?=([%da @] cas)
=/ alis=schematic
[%pin p.cas `schematic`[%scry %c %x [[our syd] (flop pax)]]]
=/ bobs=schematic
[%scry %c %x [[our syd] (flop pax)]]
=/ dali=schematic [%diff [our syd] base alis]
=/ dbob=schematic [%diff [our syd] base bobs]
=+ ^- for/mark
=+ (slag (dec (lent pax)) pax)
?~(- %$ i.-)
^- schematic
[%mash [our tic] for [[her sud] for dali] [[our syd] for 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
|= [date=@da result=made-result:ford]
:: |= {dep/@uvH reg/gage:ford}
^+ +>
::
?: ?=([%incomplete *] result)
=+ "failed to mash"
lose:(spam leaf+- tang.result)
?: ?=([%complete %error *] result)
=+ "failed to mash"
lose:(spam leaf+- message.build-result.result)
?> ?=([%complete %success %list *] result)
=+ ^- can/(list (pair path (unit miso)))
%+ turn results.build-result.result
|= res=build-result:ford
^- (pair path (unit miso))
?> ?=([%success ^ *] res)
~! res
=+ pax=(result-to-cage:ford head.res)
=+ dif=(result-to-cage:ford tail.res)
::
?. ?=($path p.pax)
~| "strange path mark: {<p.pax>}"
!!
[;;(path q.q.pax) ?:(?=($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]
(cat 3 syd '-scratch') %&
%+ murn can
|= {p/path q/(unit miso)}
`(unit (pair path miso))`?~(q ~ `[p u.q])
==
--
--