Merge branch 'urbit:master' into story

bin/brass.pill

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:9a56f675d2a6c5dafa92a9e2d55040d994f3d3d27a1ed827bd87d1158b1e69d0
+oid sha256:ae4a7a69fe81c5f2114d7b7360c05602f614fe66b96d1db4c3dc0c2a2a5d856e
-size 3749183
+size 7536000

bin/solid.pill

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:843387cce113f18b403f76b6ba97ddf1746a5436b107d087d1f33b38db6f8c1a
+oid sha256:bcab0698de6efda1bbac54b0833da5e853bca058919110aa5668aa63fb40626e
-size 26237959
+size 9392699

pkg/arvo/lib/hood/helm.hoon

@@ -60,18 +60,31 @@
 ::
 ++  poke-rekey                                        ::  rotate private keys
   |=  des=@t
-  =/  sed=(unit seed:jael)
+  =/  fud=(unit feed:jael)
     %+  biff
       (bind (slaw %uw des) cue)
-    (soft seed:jael)
+    (soft feed:jael)
   =<  abet
-  ?~  sed
+  ?~  fud
     ~&  %invalid-private-key
     this
-  ?.  =(our.bowl who.u.sed)
+  =/  fed  (need fud)
-    ~&  [%wrong-private-key-ship who.u.sed]
+  ?@  -.fed
+    ?.  =(our.bowl who.fed)
+      ~&  [%wrong-private-key-ship who.fed]
+      this
+    (emit %pass / %arvo %j %rekey lyf.fed key.fed)
+  ?.  =(our.bowl who.fed)
+    ~&  [%wrong-private-key-ship who.fed]
     this
-  (emit %pass / %arvo %j %rekey lyf.u.sed key.u.sed)
+  =|  caz=(list card)
+  %-  emil
+  |-
+  ?~  kyz.fed  (flop caz)
+  %=  $
+    kyz.fed  t.kyz.fed
+    caz      [[%pass / %arvo %j %rekey i.kyz.fed] caz]
+  ==
 ::
 ++  ames-secret
   ^-  @t

pkg/arvo/sys/zuse.hoon

@@ -2235,6 +2235,112 @@
         =/  pub  (from.j qj)
         ?<  =([0 0] pub)
         pub
+      ++  schnorr
+        ~%  %schnorr  ..schnorr  ~
+        =>  |%
+            ++  tagged-hash
+              |=  [tag=@ [l=@ x=@]]
+              =+  hat=(sha-256:sha (swp 3 tag))
+              %-  sha-256l:sha
+              :-  (add 64 l)
+              (can 3 ~[[l x] [32 hat] [32 hat]])
+            ++  lift-x
+              |=  x=@I
+              ^-  (unit point)
+              =/  c  curve
+              ?.  (lth x p.domain.c)
+                ~
+              =/  fop  field-p.c
+              =+  [fadd fpow]=[sum.fop exp.fop]
+              =/  cp  (fadd (fpow 3 x) 7)
+              =/  y  (fpow (rsh [0 2] +(p.domain.c)) cp)
+              ?.  =(cp (fpow 2 y))
+                ~
+              %-  some  :-  x
+              ?:  =(0 (mod y 2))
+                y
+              (sub p.domain.c y)
+            --
+        |%
+        ::
+        ++  sign                                        ::  schnorr signature
+          ~/  %sosi
+          |=  [sk=@I m=@I a=@I]
+          ^-  @J
+          ?>  (gte 32 (met 3 m))
+          ?>  (gte 32 (met 3 a))
+          =/  c  curve
+          ::  implies (gte 32 (met 3 sk))
+          ::
+          ?<  |(=(0 sk) (gte sk n.domain.c))
+          =/  pp
+            (mul-point-scalar g.domain.c sk)
+          =/  d
+            ?:  =(0 (mod y.pp 2))
+              sk
+            (sub n.domain.c sk)
+          =/  t
+            %+  mix  d
+            (tagged-hash 'BIP0340/aux' [32 a])
+          =/  rand
+            %+  tagged-hash  'BIP0340/nonce'
+            :-  96
+            (rep 8 ~[m x.pp t])
+          =/  kp  (mod rand n.domain.c)
+          ?<  =(0 kp)
+          =/  rr  (mul-point-scalar g.domain.c kp)
+          =/  k
+            ?:  =(0 (mod y.rr 2))
+              kp
+            (sub n.domain.c kp)
+          =/  e
+            %-  mod
+            :_  n.domain.c
+            %+  tagged-hash  'BIP0340/challenge'
+            :-  96
+            (rep 8 ~[m x.pp x.rr])
+          =/  sig
+            %^  cat  8
+              (mod (add k (mul e d)) n.domain.c)
+            x.rr
+          ?>  (verify x.pp m sig)
+          sig
+        ::
+        ++  verify                                      ::  schnorr verify
+          ~/  %sove
+          |=  [pk=@I m=@I sig=@J]
+          ^-  ?
+          ?>  (gte 32 (met 3 pk))
+          ?>  (gte 32 (met 3 m))
+          ?>  (gte 64 (met 3 sig))
+          =/  c  curve
+          =/  pup  (lift-x pk)
+          ?~  pup
+            %.n
+          =/  pp  u.pup
+          =/  r  (cut 8 [1 1] sig)
+          ?:  (gte r p.domain.c)
+            %.n
+          =/  s  (end 8 sig)
+          ?:  (gte s n.domain.c)
+            %.n
+          =/  e
+            %-  mod
+            :_  n.domain.c
+            %+  tagged-hash  'BIP0340/challenge'
+            :-  96
+            (rep 8 ~[m x.pp r])
+          =/  aa
+            (mul-point-scalar g.domain.c s)
+          =/  bb
+            (mul-point-scalar pp (sub n.domain.c e))
+          ?:  &(=(x.aa x.bb) !=(y.aa y.bb))             ::  infinite?
+            %.n
+          =/  rr  (add-points aa bb)
+          ?.  =(0 (mod y.rr 2))
+            %.n
+          =(r x.rr)
+        --
       --
     --
   ::

pkg/arvo/tests/sys/zuse/crypto/secp256k1.hoon

@@ -116,4 +116,237 @@
              3d07.03a9.9925.0581.
              f7de.cd5e.f0f4.f809
     ==
+++  test-schnorr
+  =>  |%
+      +$  case-sec
+        $:  sec=@
+            pub=@
+            aux=@
+            mes=@
+            sig=@
+        ==
+      +$  case-pub
+        $:  pub=@
+            mes=@
+            sig=@
+            res=?
+        ==
+      --
+  =<  %+  category  "bip-0340 vectors"
+      (zing :(weld t1 t2 t3))
+  =/  cases-sec=(list case-sec)
+    :~
+      :*  0x3
+          0xf930.8a01.9258.c310.4934.4f85.f89d.5229.
+            b531.c845.836f.99b0.8601.f113.bce0.36f9
+          0
+          0
+          0xe907.831f.8084.8d10.69a5.371b.4024.1036.
+            4bdf.1c5f.8307.b008.4c55.f1ce.2dca.8215.
+            25f6.6a4a.85ea.8b71.e482.a74f.382d.2ce5.
+            ebee.e8fd.b217.2f47.7df4.900d.3105.36c0
+      ==
+      :*  0xb7e1.5162.8aed.2a6a.bf71.5880.9cf4.f3c7.
+            62e7.160f.38b4.da56.a784.d904.5190.cfef
+          0xdff1.d77f.2a67.1c5f.3618.3726.db23.41be.
+            58fe.ae1d.a2de.ced8.4324.0f7b.502b.a659
+          1
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0x6896.bd60.eeae.296d.b48a.229f.f71d.fe07.
+            1bde.413e.6d43.f917.dc8d.cf8c.78de.3341.
+            8906.d11a.c976.abcc.b20b.0912.92bf.f4ea.
+            897e.fcb6.39ea.871c.fa95.f6de.339e.4b0a
+      ==
+      :*  0xc90f.daa2.2168.c234.c4c6.628b.80dc.1cd1.
+            2902.4e08.8a67.cc74.020b.bea6.3b14.e5c9
+          0xdd30.8afe.c577.7e13.121f.a72b.9cc1.b7cc.
+            0139.7153.09b0.86c9.60e1.8fd9.6977.4eb8
+          0xc87a.a538.24b4.d7ae.2eb0.35a2.b5bb.bccc.
+            080e.76cd.c6d1.692c.4b0b.62d7.98e6.d906
+          0x7e2d.58d8.b3bc.df1a.bade.c782.9054.f90d.
+            da98.05aa.b56c.7733.3024.b9d0.a508.b75c
+          0x5831.aaee.d7b4.4bb7.4e5e.ab94.ba9d.4294.
+            c49b.cf2a.6072.8d8b.4c20.0f50.dd31.3c1b.
+            ab74.5879.a5ad.954a.72c4.5a91.c3a5.1d3c.
+            7ade.a98d.82f8.481e.0e1e.0367.4a6f.3fb7
+      ==
+      :*  0xb43.2b26.7793.7381.aef0.5bb0.2a66.ecd0.
+            1277.3062.cf3f.a254.9e44.f58e.d240.1710
+          0x25d1.dff9.5105.f525.3c40.22f6.28a9.96ad.
+            3a0d.95fb.f21d.468a.1b33.f8c1.60d8.f517
+          0xffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.
+            ffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff
+          0xffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.
+            ffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff
+          0x7eb0.5097.57e2.46f1.9449.8856.5161.1cb9.
+            65ec.c1a1.87dd.51b6.4fda.1edc.9637.d5ec.
+            9758.2b9c.b13d.b393.3705.b32b.a982.af5a.
+            f25f.d788.81eb.b327.71fc.5922.efc6.6ea3
+      ==
+    ==
+  =/  t1
+    %+  turn  cases-sec
+    |=  case-sec
+    ^-  tang
+    %+  expect-eq
+      !>  sig
+      !>  (sign:schnorr:ecc sec mes aux)
+  =/  t2
+    %+  turn  cases-sec
+    |=  case-sec
+    ^-  tang
+    %-  expect
+    !>  (verify:schnorr:ecc pub mes sig)
+  =/  cases-pub=(list case-pub)
+    :~
+      :*  0xd69c.3509.bb99.e412.e68b.0fe8.544e.7283.
+            7dfa.3074.6d8b.e2aa.6597.5f29.d22d.c7b9
+          0x4df3.c3f6.8fcc.83b2.7e9d.42c9.0431.a724.
+            99f1.7875.c81a.599b.566c.9889.b969.6703
+          0x3b.78ce.563f.89a0.ed94.14f5.aa28.ad0d.
+            96d6.795f.9c63.76af.b154.8af6.03b3.eb45.
+            c9f8.207d.ee10.60cb.71c0.4e80.f593.060b.
+            07d2.8308.d7f4
+          %.y
+      ==
+      :*  0xeefd.ea4c.db67.7750.a420.fee8.07ea.cf21.
+            eb98.98ae.79b9.7687.66e4.faa0.4a2d.4a34
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0x6cff.5c3b.a86c.69ea.4b73.76f3.1a9b.cb4f.
+            74c1.9760.89b2.d996.3da2.e554.3e17.7769.
+            69e8.9b4c.5564.d003.4910.6b84.9778.5dd7.
+            d1d7.13a8.ae82.b32f.a79d.5f7f.c407.d39b
+          %.n
+      ==
+      :*  0xdff1.d77f.2a67.1c5f.3618.3726.db23.41be.
+            58fe.ae1d.a2de.ced8.4324.0f7b.502b.a659
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0xfff9.7bd5.755e.eea4.2045.3a14.3552.35d3.
+            82f6.472f.8568.a18b.2f05.7a14.6029.7556.
+            3cc2.7944.640a.c607.cd10.7ae1.0923.d9ef.
+            7a73.c643.e166.be5e.beaf.a34b.1ac5.53e2
+          %.n
+      ==
+      :*  0xdff1.d77f.2a67.1c5f.3618.3726.db23.41be.
+            58fe.ae1d.a2de.ced8.4324.0f7b.502b.a659
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0x1fa6.2e33.1edb.c21c.3947.92d2.ab11.00a7.
+            b432.b013.df3f.6ff4.f99f.cb33.e0e1.515f.
+            2889.0b3e.db6e.7189.b630.448b.515c.e4f8.
+            622a.954c.fe54.5735.aaea.5134.fccd.b2bd
+          %.n
+      ==
+      :*  0xdff1.d77f.2a67.1c5f.3618.3726.db23.41be.
+            58fe.ae1d.a2de.ced8.4324.0f7b.502b.a659
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0x6cff.5c3b.a86c.69ea.4b73.76f3.1a9b.cb4f.
+            74c1.9760.89b2.d996.3da2.e554.3e17.7769.
+            9617.64b3.aa9b.2ffc.b6ef.947b.6887.a226.
+            e8d7.c93e.00c5.ed0c.1834.ff0d.0c2e.6da6
+          %.n
+      ==
+      :*  0xdff1.d77f.2a67.1c5f.3618.3726.db23.41be.
+            58fe.ae1d.a2de.ced8.4324.0f7b.502b.a659
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0x123d.da83.28af.9c23.a94c.1fee.cfd1.23ba.
+            4fb7.3476.f0d5.94dc.b65c.6425.bd18.6051
+          %.n
+      ==
+      :*  0xdff1.d77f.2a67.1c5f.3618.3726.db23.41be.
+            58fe.ae1d.a2de.ced8.4324.0f7b.502b.a659
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0x1.7615.fbaf.5ae2.8864.013c.0997.42de.
+            adb4.dba8.7f11.ac67.54f9.3780.d5a1.837c.
+            f197
+          %.n
+      ==
+      :*  0xdff1.d77f.2a67.1c5f.3618.3726.db23.41be.
+            58fe.ae1d.a2de.ced8.4324.0f7b.502b.a659
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0x4a29.8dac.ae57.395a.15d0.795d.dbfd.1dcb.
+            564d.a82b.0f26.9bc7.0a74.f822.0429.ba1d.
+            69e8.9b4c.5564.d003.4910.6b84.9778.5dd7.
+            d1d7.13a8.ae82.b32f.a79d.5f7f.c407.d39b
+          %.n
+      ==
+      :*  0xdff1.d77f.2a67.1c5f.3618.3726.db23.41be.
+            58fe.ae1d.a2de.ced8.4324.0f7b.502b.a659
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0xffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.
+            ffff.ffff.ffff.ffff.ffff.fffe.ffff.fc2f.
+            69e8.9b4c.5564.d003.4910.6b84.9778.5dd7.
+            d1d7.13a8.ae82.b32f.a79d.5f7f.c407.d39b
+          %.n
+      ==
+      :*  0xdff1.d77f.2a67.1c5f.3618.3726.db23.41be.
+            58fe.ae1d.a2de.ced8.4324.0f7b.502b.a659
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0x6cff.5c3b.a86c.69ea.4b73.76f3.1a9b.cb4f.
+            74c1.9760.89b2.d996.3da2.e554.3e17.7769.
+            ffff.ffff.ffff.ffff.ffff.ffff.ffff.fffe.
+            baae.dce6.af48.a03b.bfd2.5e8c.d036.4141
+          %.n
+      ==
+      :*  0xffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.
+            ffff.ffff.ffff.ffff.ffff.fffe.ffff.fc30
+          0x243f.6a88.85a3.08d3.1319.8a2e.0370.7344.
+            a409.3822.299f.31d0.082e.fa98.ec4e.6c89
+          0x6cff.5c3b.a86c.69ea.4b73.76f3.1a9b.cb4f.
+            74c1.9760.89b2.d996.3da2.e554.3e17.7769.
+            69e8.9b4c.5564.d003.4910.6b84.9778.5dd7.
+            d1d7.13a8.ae82.b32f.a79d.5f7f.c407.d39b
+          %.n
+      ==
+    ==
+  :_  .
+  ^=  t3
+    %+  turn  cases-pub
+    |=  case-pub
+    ^-  tang
+    %+  expect-eq
+      !>  res
+      !>  (verify:schnorr:ecc pub mes sig)
+++  test-schnorr-bounds
+  =>  |%  +$  case  [sec=@ pub=@ aux=@ mes=@ sig=@]  --
+  =<  %+  category  "bounds"
+      (zing (weld t1 t2))
+  =/  too-big
+    0xff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.
+      ffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff
+  =/  big-sig
+    0xff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.
+      ffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.
+      ffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff.
+      ffff.ffff.ffff.ffff.ffff.ffff.ffff.ffff
+  =/  cases-big-sec=(list case)
+    :~  [too-big 0 0 0 0]
+        [1 0 too-big 0 0]
+        [1 0 0 too-big 0]
+    ==
+  =/  cases-big-pub=(list case)
+    :~  [0 too-big 0 0 0]
+        [0 0 0 too-big 0]
+        [0 0 0 0 big-sig]
+    ==
+  =/  t1
+    %+  turn  cases-big-sec
+    |=  case
+    %-  expect-fail
+    |.  (sign:schnorr:ecc sec mes aux)
+  :_  .
+  ^=  t2
+    %+  turn  cases-big-pub
+    |=  case
+    %-  expect-fail
+    |.  (verify:schnorr:ecc pub mes sig)
 --

pkg/grid/src/state/base.ts

@@ -4,7 +4,7 @@ import { compose } from 'lodash/fp';
 import _ from 'lodash';
 import create, { GetState, SetState, UseStore } from 'zustand';
 import { persist } from 'zustand/middleware';
-import Urbit, { SubscriptionRequestInterface } from '@urbit/http-api';
+import Urbit, { FatalError, SubscriptionRequestInterface } from '@urbit/http-api';
 import { Poke } from '@urbit/api';
 import api from './api';
 import { clearStorageMigration, createStorageKey, storageVersion, useMockData } from './util';
@@ -107,7 +107,9 @@ export function createSubscription(
     path,
     event: e,
     err: () => {},
-    quit: () => {}
+    quit: () => {
+      throw new FatalError("subscription clogged");
+    }
   };
   // TODO: err, quit handling (resubscribe?)
   return request;

pkg/interface/public/index.html

@@ -7,7 +7,6 @@
       content="width=device-width, initial-scale=1, shrink-to-fit=no,maximum-scale=1"/>
     <meta name="apple-mobile-web-app-capable" content="yes" />
     <meta name="apple-touch-fullscreen" content="yes" />
-    <meta name="apple-mobile-web-app-status-bar-style" content="default" />
     <link rel="manifest"
       href='data:application/manifest+json,{
         "name": "Groups",
@@ -16,6 +15,9 @@
         "display": "standalone",
         "background_color": "%23FFFFFF",
         "theme_color": "%23000000"}' />
+    <meta name="theme-color" content="#FFFFFF" media="(prefers-color-scheme: light)">
+    <meta name="theme-color" content="#1A1A1A" media="(prefers-color-scheme: dark)">
+    <meta name="theme-color" content="#FFFFFF">
     <script src="/apps/landscape/desk.js"></script>
     <script src="/session.js"></script>
   </head>

pkg/interface/src/views/apps/launch/components/Groups.tsx

@@ -143,6 +143,8 @@ function PendingGroup(props: PendingGroupProps) {
         <Box>
           {!joining ? (
             <Text color="blue">Invited</Text>
+          ) : joining === 'no-perms' || joining == 'strange' ? (
+            <Text color="red">Join Failed</Text>
           ) : joining !== "done" ? (
             <Text gray>Joining...</Text>
           ) : (

pkg/interface/src/views/apps/notifications/notification.tsx

@@ -8,7 +8,7 @@ import {
 } from '@urbit/api';
 import { BigInteger } from 'big-integer';
 import React, { useCallback } from 'react';
-import { useHovering } from '~/logic/lib/util';
+import { deSig, useHovering } from '~/logic/lib/util';
 import useLocalState from '~/logic/state/local';
 import { StatelessAsyncAction } from '~/views/components/StatelessAsyncAction';
 import { SwipeMenu } from '~/views/components/SwipeMenu';
@@ -38,7 +38,7 @@ const NotificationText = ({ contents, ...rest }: NotificationTextProps) => {
           return (
             <Mention
               key={idx}
-              ship={content.ship}
+              ship={deSig(content.ship)}
               first={idx === 0}
               {...rest}
             />

pkg/interface/src/views/components/ProfileOverlay.tsx

@@ -34,11 +34,14 @@ const FixedOverlay = styled(Col)`
   transition: all 0.1s ease-out;
 `;
 
-type ProfileOverlayProps = BoxProps & {
+interface ProfileOverlayProps extends BoxProps {
-  ship: string;
+  /**
-  children?: ReactNode;
+   * A valid patp (without sig)
-  color?: string;
+   */
-};
+  ship: string,
+  children?: ReactNode,
+  color?: string,
+}
 
 const selSettings = (s: SettingsState) => [s.calm.hideAvatars, s.calm.hideNicknames];
 

pkg/interface/src/views/landscape/components/Join/Join.tsx

@@ -150,22 +150,38 @@ function JoinError(props: {
   desc: JoinDesc;
   request: JoinRequest;
   modal: boolean;
+  dismiss: () => void;
 }) {
-  const { desc, request, modal } = props;
+  const { dismiss, desc, request, modal } = props;
   const { preview } = usePreview(desc.group);
   const group = preview?.metadata?.title ?? desc.group;
   const title = `Joining ${group} failed`;
   const explanation =
     request.progress === 'no-perms'
       ? 'You do not have the correct permissions'
-      : 'An unexpected error occurred';
+    : 'An unexpected error occurred';
+
+  const onRetry = () => {
+    useGroupState.getState().abortJoin(desc.group);
+    const [,,ship,name] = group.split('/');
+    airlock.poke(
+      join(ship, name, desc.kind, false, false)
+    );
+  };
+
+  const onAbort = () => {
+    useGroupState.getState().abortJoin(desc.group);
+    dismiss();
+  };
+  
 
   return (
     <JoinSkeleton modal={modal} title={title} desc={desc}>
       <Col p='4' gapY='4'>
         <Text fontWeight='medium'>{explanation}</Text>
-        <Row>
+        <Row gapX="2">
-          <Button>Dismiss</Button>
+          <Button onClick={onRetry} primary>Retry</Button>
+          <Button onClick={onAbort} destructive>Abort</Button>
         </Row>
       </Col>
     </JoinSkeleton>
@@ -233,7 +249,7 @@ export function Join(props: JoinProps) {
       finished={finishedPath}
     />
   ) : isErrored ? (
-    <JoinError modal={modal} desc={desc} request={openedRequest} />
+    <JoinError dismiss={dismiss} modal={modal} desc={desc} request={openedRequest} />
   ) : (
     <JoinInitial modal={modal} dismiss={dismiss} desc={desc} invite={invite} />
   );

pkg/landscape/app/group-view.hoon

@@ -295,12 +295,14 @@
   ::
   ++  rollback
     |^
-    =/  =request:view  (~(got by joining) rid)
+    =/  =request:view     (~(got by joining) rid)
     ?+  progress.request  ~|(cannot-rollback/progress.request !!)
-      %start     start
+      %start                        start
-      %added     added
+      %added                        added
-      %metadata  metadata
+      %metadata                     metadata
+      ?(%no-perms %strange %abort)  error
     ==
+    ++  error   jn-core
     ++  start   jn-core
     ++  added   (emit del-us:pass)
     ++  metadata  (emit:added remove-pull-groups:pass)

pkg/landscape/app/observe-hook.hoon

@@ -22,6 +22,7 @@
       [%4 observers=(map serial observer:sur)]
       [%5 observers=(map serial observer:sur) warm-cache=_|]
       [%6 state-0]
+      [%7 state-0]
   ==
 ::
 +$  serial   @uv
@@ -35,7 +36,7 @@
 --
 ::
 %-  agent:dbug
-=|  [%6 state-0]
+=|  [%7 state-0]
 =*  state  -
 ::
 ^-  agent:gall
@@ -117,8 +118,10 @@
   =|  cards=(list card)
   |-
   ?-  -.old-state
-      %6
+      %7
     [cards this(state old-state)]
+      %6
+    $(-.old-state %7, cards :_(cards (act %warm-cache-all ~)))
   ::
       %5
     =.  cards

pkg/landscape/desk.docket-0

@@ -1,10 +1,10 @@
 :~  title+'Groups'
     info+'A suite of applications to communicate on Urbit'
     color+0xee.5432
-    glob-http+['https://bootstrap.urbit.org/glob-0v2.2tc97.h3e0k.7b26d.a0ma8.em5ce.glob' 0v2.2tc97.h3e0k.7b26d.a0ma8.em5ce]
+    glob-http+['https://bootstrap.urbit.org/glob-0v1.5sbiv.4flu3.qfv1i.k2an0.65r45.glob' 0v1.5sbiv.4flu3.qfv1i.k2an0.65r45]
 
     base+'landscape'
-    version+[1 0 6]
+    version+[1 0 8]
     website+'https://tlon.io'
     license+'MIT'
 ==