feat(accounts): implement account state isolation (#17507)

Co-authored-by: unknown unknown <unknown@unknown>
This commit is contained in:
testinginprod 2023-08-23 13:42:11 +02:00 committed by GitHub
parent c6b0bb62ac
commit d95e686aa5
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 550 additions and 3 deletions

View File

@ -3,6 +3,8 @@ module cosmossdk.io/x/accounts
go 1.21
require (
cosmossdk.io/collections v0.4.0
cosmossdk.io/core v0.10.0
github.com/cosmos/gogoproto v1.4.11
github.com/stretchr/testify v1.8.4
google.golang.org/grpc v1.57.0
@ -10,10 +12,38 @@ require (
)
require (
cosmossdk.io/api v0.7.0 // indirect
cosmossdk.io/depinject v1.0.0-alpha.4 // indirect
github.com/DataDog/zstd v1.5.5 // indirect
github.com/beorn7/perks v1.0.1 // indirect
github.com/cespare/xxhash/v2 v2.2.0 // indirect
github.com/cockroachdb/errors v1.10.0 // indirect
github.com/cockroachdb/logtags v0.0.0-20230118201751-21c54148d20b // indirect
github.com/cockroachdb/pebble v0.0.0-20230525220056-bb4fc9527b3b // indirect
github.com/cockroachdb/redact v1.1.5 // indirect
github.com/cosmos/cosmos-db v1.0.0 // indirect
github.com/cosmos/cosmos-proto v1.0.0-beta.3 // indirect
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/getsentry/sentry-go v0.23.0 // indirect
github.com/gogo/protobuf v1.3.2 // indirect
github.com/golang/protobuf v1.5.3 // indirect
github.com/golang/snappy v0.0.4 // indirect
github.com/google/btree v1.1.2 // indirect
github.com/google/go-cmp v0.5.9 // indirect
github.com/klauspost/compress v1.16.5 // indirect
github.com/kr/pretty v0.3.1 // indirect
github.com/kr/text v0.2.0 // indirect
github.com/linxGnu/grocksdb v1.7.16 // indirect
github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
github.com/pkg/errors v0.9.1 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/prometheus/client_golang v1.16.0 // indirect
github.com/prometheus/client_model v0.4.0 // indirect
github.com/prometheus/common v0.44.0 // indirect
github.com/prometheus/procfs v0.10.1 // indirect
github.com/rogpeppe/go-internal v1.11.0 // indirect
github.com/spf13/cast v1.5.1 // indirect
github.com/syndtr/goleveldb v1.0.1-0.20220721030215-126854af5e6d // indirect
golang.org/x/exp v0.0.0-20230811145659-89c5cff77bcb // indirect
golang.org/x/net v0.14.0 // indirect
golang.org/x/sys v0.11.0 // indirect

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@ -1,35 +1,220 @@
cosmossdk.io/collections v0.4.0 h1:PFmwj2W8szgpD5nOd8GWH6AbYNi1f2J6akWXJ7P5t9s=
cosmossdk.io/collections v0.4.0/go.mod h1:oa5lUING2dP+gdDquow+QjlF45eL1t4TJDypgGd+tv0=
cosmossdk.io/core v0.10.0 h1:NP28Ol9YyRODmZLJg2ko/mUl40hMegeMzhJnG+XPkcY=
cosmossdk.io/core v0.10.0/go.mod h1:MygXNld9DvMgYY4yE76DM/mdZpgfeyRjy6FPjEEehlY=
cosmossdk.io/depinject v1.0.0-alpha.4 h1:PLNp8ZYAMPTUKyG9IK2hsbciDWqna2z1Wsl98okJopc=
cosmossdk.io/depinject v1.0.0-alpha.4/go.mod h1:HeDk7IkR5ckZ3lMGs/o91AVUc7E596vMaOmslGFM3yU=
github.com/DataDog/zstd v1.5.5 h1:oWf5W7GtOLgp6bciQYDmhHHjdhYkALu6S/5Ni9ZgSvQ=
github.com/DataDog/zstd v1.5.5/go.mod h1:g4AWEaM3yOg3HYfnJ3YIawPnVdXJh9QME85blwSAmyw=
github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
github.com/cockroachdb/datadriven v1.0.3-0.20230413201302-be42291fc80f h1:otljaYPt5hWxV3MUfO5dFPFiOXg9CyG5/kCfayTqsJ4=
github.com/cockroachdb/datadriven v1.0.3-0.20230413201302-be42291fc80f/go.mod h1:a9RdTaap04u637JoCzcUoIcDmvwSUtcUFtT/C3kJlTU=
github.com/cockroachdb/errors v1.10.0 h1:lfxS8zZz1+OjtV4MtNWgboi/W5tyLEB6VQZBXN+0VUU=
github.com/cockroachdb/errors v1.10.0/go.mod h1:lknhIsEVQ9Ss/qKDBQS/UqFSvPQjOwNq2qyKAxtHRqE=
github.com/cockroachdb/logtags v0.0.0-20230118201751-21c54148d20b h1:r6VH0faHjZeQy818SGhaone5OnYfxFR/+AzdY3sf5aE=
github.com/cockroachdb/logtags v0.0.0-20230118201751-21c54148d20b/go.mod h1:Vz9DsVWQQhf3vs21MhPMZpMGSht7O/2vFW2xusFUVOs=
github.com/cockroachdb/pebble v0.0.0-20230525220056-bb4fc9527b3b h1:LCs8gDhg6vt8A3dN7AEJxmCoETZ4qkySoVJVm3rcSJk=
github.com/cockroachdb/pebble v0.0.0-20230525220056-bb4fc9527b3b/go.mod h1:TkdVsGYRqtULUppt2RbC+YaKtTHnHoWa2apfFrSKABw=
github.com/cockroachdb/redact v1.1.5 h1:u1PMllDkdFfPWaNGMyLD1+so+aq3uUItthCFqzwPJ30=
github.com/cockroachdb/redact v1.1.5/go.mod h1:BVNblN9mBWFyMyqK1k3AAiSxhvhfK2oOZZ2lK+dpvRg=
github.com/cosmos/cosmos-db v1.0.0 h1:EVcQZ+qYag7W6uorBKFPvX6gRjw6Uq2hIh4hCWjuQ0E=
github.com/cosmos/cosmos-db v1.0.0/go.mod h1:iBvi1TtqaedwLdcrZVYRSSCb6eSy61NLj4UNmdIgs0U=
github.com/cosmos/cosmos-proto v1.0.0-beta.3 h1:VitvZ1lPORTVxkmF2fAp3IiA61xVwArQYKXTdEcpW6o=
github.com/cosmos/cosmos-proto v1.0.0-beta.3/go.mod h1:t8IASdLaAq+bbHbjq4p960BvcTqtwuAxid3b/2rOD6I=
github.com/cosmos/gogoproto v1.4.11 h1:LZcMHrx4FjUgrqQSWeaGC1v/TeuVFqSLa43CC6aWR2g=
github.com/cosmos/gogoproto v1.4.11/go.mod h1:/g39Mh8m17X8Q/GDEs5zYTSNaNnInBSohtaxzQnYq1Y=
github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/frankban/quicktest v1.14.4 h1:g2rn0vABPOOXmZUj+vbmUp0lPoXEMuhTpIluN0XL9UY=
github.com/frankban/quicktest v1.14.4/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
github.com/fsnotify/fsnotify v1.5.4/go.mod h1:OVB6XrOHzAwXMpEM7uPOzcehqUV2UqJxmVXmkdnm1bU=
github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
github.com/getsentry/sentry-go v0.23.0 h1:dn+QRCeJv4pPt9OjVXiMcGIBIefaTJPw/h0bZWO05nE=
github.com/getsentry/sentry-go v0.23.0/go.mod h1:lc76E2QywIyW8WuBnwl8Lc4bkmQH4+w1gwTf25trprY=
github.com/go-errors/errors v1.4.2 h1:J6MZopCL4uSllY1OfXM374weqZFFItUbrImctkmUxIA=
github.com/go-errors/errors v1.4.2/go.mod h1:sIVyrIiJhuEF+Pj9Ebtd6P/rEYROXFi3BopGUQ5a5Og=
github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
github.com/golang/snappy v0.0.4 h1:yAGX7huGHXlcLOEtBnF4w7FQwA26wojNCwOYAEhLjQM=
github.com/golang/snappy v0.0.4/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
github.com/google/btree v1.1.2 h1:xf4v41cLI2Z6FxbKm+8Bu+m8ifhj15JuZ9sa0jZCMUU=
github.com/google/btree v1.1.2/go.mod h1:qOPhT0dTNdNzV6Z/lhRX0YXUafgPLFUh+gZMl761Gm4=
github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
github.com/klauspost/compress v1.16.5 h1:IFV2oUNUzZaz+XyusxpLzpzS8Pt5rh0Z16For/djlyI=
github.com/klauspost/compress v1.16.5/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
github.com/linxGnu/grocksdb v1.7.16 h1:Q2co1xrpdkr5Hx3Fp+f+f7fRGhQFQhvi/+226dtLmA8=
github.com/linxGnu/grocksdb v1.7.16/go.mod h1:JkS7pl5qWpGpuVb3bPqTz8nC12X3YtPZT+Xq7+QfQo4=
github.com/matttproud/golang_protobuf_extensions v1.0.4 h1:mmDVorXM7PCGKw94cs5zkfA9PSy5pEvNWRP0ET0TIVo=
github.com/matttproud/golang_protobuf_extensions v1.0.4/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE=
github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk=
github.com/onsi/ginkgo v1.16.4/go.mod h1:dX+/inL/fNMqNlz0e9LfyB9TswhZpCVdJM/Z6Vvnwo0=
github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
github.com/onsi/ginkgo v1.16.5/go.mod h1:+E8gABHa3K6zRBolWtd+ROzc/U5bkGt0FwiG042wbpU=
github.com/onsi/ginkgo/v2 v2.1.3/go.mod h1:vw5CSIxN1JObi/U8gcbwft7ZxR2dgaR70JSE3/PpL4c=
github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY=
github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
github.com/onsi/gomega v1.17.0/go.mod h1:HnhC7FXeEQY45zxNK3PPoIUhzk/80Xly9PcubAlGdZY=
github.com/onsi/gomega v1.19.0/go.mod h1:LY+I3pBVzYsTBU1AnDwOSxaYi9WoWiqgwooUqq9yPro=
github.com/onsi/gomega v1.20.0 h1:8W0cWlwFkflGPLltQvLRB7ZVD5HuP6ng320w2IS245Q=
github.com/onsi/gomega v1.20.0/go.mod h1:DtrZpjmvpn2mPm4YWQa0/ALMDj9v4YxLgojwPeREyVo=
github.com/pingcap/errors v0.11.4 h1:lFuQV/oaUMGcD2tqt+01ROSmJs75VG1ToEOkZIZ4nE4=
github.com/pingcap/errors v0.11.4/go.mod h1:Oi8TUi2kEtXXLMJk9l1cGmz20kV3TaQ0usTwv5KuLY8=
github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/prometheus/client_golang v1.16.0 h1:yk/hx9hDbrGHovbci4BY+pRMfSuuat626eFsHb7tmT8=
github.com/prometheus/client_golang v1.16.0/go.mod h1:Zsulrv/L9oM40tJ7T815tM89lFEugiJ9HzIqaAx4LKc=
github.com/prometheus/client_model v0.4.0 h1:5lQXD3cAg1OXBf4Wq03gTrXHeaV0TQvGfUooCfx1yqY=
github.com/prometheus/client_model v0.4.0/go.mod h1:oMQmHW1/JoDwqLtg57MGgP/Fb1CJEYF2imWWhWtMkYU=
github.com/prometheus/common v0.44.0 h1:+5BrQJwiBB9xsMygAB3TNvpQKOwlkc25LbISbrdOOfY=
github.com/prometheus/common v0.44.0/go.mod h1:ofAIvZbQ1e/nugmZGz4/qCb9Ap1VoSTIO7x0VV9VvuY=
github.com/prometheus/procfs v0.10.1 h1:kYK1Va/YMlutzCGazswoHKo//tZVlFpKYh+PymziUAg=
github.com/prometheus/procfs v0.10.1/go.mod h1:nwNm2aOCAYw8uTR/9bWRREkZFxAUcWzPHWJq+XBB/FM=
github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
github.com/rogpeppe/go-internal v1.11.0 h1:cWPaGQEPrBb5/AsnsZesgZZ9yb1OQ+GOISoDNXVBh4M=
github.com/rogpeppe/go-internal v1.11.0/go.mod h1:ddIwULY96R17DhadqLgMfk9H9tvdUzkipdSkR5nkCZA=
github.com/spf13/cast v1.5.1 h1:R+kOtfhWQE6TVQzY+4D7wJLBgkdVasCEFxSUBYBYIlA=
github.com/spf13/cast v1.5.1/go.mod h1:b9PdjNptOpzXr7Rq1q9gJML/2cdGQAo69NKzQ10KN48=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
github.com/stretchr/testify v1.7.2/go.mod h1:R6va5+xMeoiuVRoj+gSkQ7d3FALtqAAGI1FQKckRals=
github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
github.com/syndtr/goleveldb v1.0.1-0.20220721030215-126854af5e6d h1:vfofYNRScrDdvS342BElfbETmL1Aiz3i2t0zfRj16Hs=
github.com/syndtr/goleveldb v1.0.1-0.20220721030215-126854af5e6d/go.mod h1:RRCYJbIwD5jmqPI9XoAFR0OcDxqUctll6zUj/+B4S48=
github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/exp v0.0.0-20230811145659-89c5cff77bcb h1:mIKbk8weKhSeLH2GmUTrvx8CjkyJmnU1wFmg59CUjFA=
golang.org/x/exp v0.0.0-20230811145659-89c5cff77bcb/go.mod h1:FXUEEKJgO7OQYeo8N01OfiKP8RXMtf6e8aTskBGqWdc=
golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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golang.org/x/net v0.14.0/go.mod h1:PpSgVXXLK0OxS0F31C1/tv6XNguvCrnXIDrFMspZIUI=
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golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.2.0 h1:PUR+T4wwASmuSTYdKjYHI5TD22Wy5ogLU5qZCOLxBrI=
golang.org/x/sync v0.2.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220412211240-33da011f77ad/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.11.0 h1:eG7RXZHdqOJ1i+0lgLgCpSXAp6M3LYlAo6osgSi0xOM=
golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/text v0.12.0 h1:k+n5B8goJNdU7hSvEtMUz3d1Q6D/XW4COJSJR6fN0mc=
golang.org/x/text v0.12.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20220517211312-f3a8303e98df/go.mod h1:K8+ghG5WaK9qNqU5K3HdILfMLy1f3aNYFI/wnl100a8=
google.golang.org/genproto/googleapis/rpc v0.0.0-20230815205213-6bfd019c3878 h1:lv6/DhyiFFGsmzxbsUUTOkN29II+zeWHxvT8Lpdxsv0=
google.golang.org/genproto/googleapis/rpc v0.0.0-20230815205213-6bfd019c3878/go.mod h1:+Bk1OCOj40wS2hwAMA+aCW9ypzm63QTBBHp6lQ3p+9M=
google.golang.org/grpc v1.57.0 h1:kfzNeI/klCGD2YPMUlaGNT3pxvYfga7smW3Vth8Zsiw=
google.golang.org/grpc v1.57.0/go.mod h1:Sd+9RMTACXwmub0zcNY2c4arhtrbBYD1AUHI/dt16Mo=
google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8=
google.golang.org/protobuf v1.31.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gotest.tools/v3 v3.5.0 h1:Ljk6PdHdOhAb5aDMWXjDLMMhph+BpztA4v1QdqEW2eY=
gotest.tools/v3 v3.5.0/go.mod h1:isy3WKz7GK6uNw/sbHzfKBLvlvXwUyV06n6brMxxopU=
pgregory.net/rapid v1.1.0 h1:CMa0sjHSru3puNx+J0MIAuiiEV4N0qj8/cMWGBBCsjw=
pgregory.net/rapid v1.1.0/go.mod h1:PY5XlDGj0+V1FCq0o192FdRhpKHGTRIWBgqjDBTrq04=

View File

@ -3,12 +3,27 @@ package implementation
import (
"context"
"google.golang.org/protobuf/types/known/emptypb"
"google.golang.org/protobuf/types/known/wrapperspb"
"cosmossdk.io/collections"
)
var _ Account = (*TestAccount)(nil)
type TestAccount struct{}
var itemPrefix = collections.NewPrefix([]byte{0})
// NewTestAccount creates a new TestAccount.
func NewTestAccount(sb *collections.SchemaBuilder) (TestAccount, error) {
ta := TestAccount{
Item: collections.NewItem(sb, itemPrefix, "test", collections.Uint64Value),
}
return ta, nil
}
type TestAccount struct {
Item collections.Item[uint64]
}
func (TestAccount) RegisterInitHandler(builder *InitBuilder) {
RegisterInitHandler(builder, func(_ context.Context, req *wrapperspb.StringValue) (*wrapperspb.StringValue, error) {
@ -16,7 +31,7 @@ func (TestAccount) RegisterInitHandler(builder *InitBuilder) {
})
}
func (TestAccount) RegisterExecuteHandlers(builder *ExecuteBuilder) {
func (t TestAccount) RegisterExecuteHandlers(builder *ExecuteBuilder) {
RegisterExecuteHandler(builder, func(_ context.Context, req *wrapperspb.StringValue) (*wrapperspb.StringValue, error) {
return &wrapperspb.StringValue{Value: req.Value + "execute-echo"}, nil
})
@ -24,6 +39,11 @@ func (TestAccount) RegisterExecuteHandlers(builder *ExecuteBuilder) {
RegisterExecuteHandler(builder, func(_ context.Context, req *wrapperspb.BytesValue) (*wrapperspb.BytesValue, error) {
return &wrapperspb.BytesValue{Value: append(req.Value, "bytes-execute-echo"...)}, nil
})
// State tester
RegisterExecuteHandler(builder, func(ctx context.Context, req *wrapperspb.UInt64Value) (*emptypb.Empty, error) {
return &emptypb.Empty{}, t.Item.Set(ctx, req.Value)
})
}
func (TestAccount) RegisterQueryHandlers(builder *QueryBuilder) {

View File

@ -0,0 +1,46 @@
package implementation
import (
"context"
"cosmossdk.io/core/store"
"cosmossdk.io/x/accounts/internal/prefixstore"
)
type contextKey struct{}
type contextValue struct {
store store.KVStore // store is the prefixed store for the account.
sender []byte // sender is the address of the entity invoking the account action.
whoami []byte // whoami is the address of the account being invoked.
originalContext context.Context // originalContext that was used to build the account context.
}
// MakeAccountContext creates a new account execution context given:
// storeSvc: which fetches the x/accounts module store.
// accountAddr: the address of the account being invoked, which is used to give the
// account a prefixed storage.
// sender: the address of entity invoking the account action.
func MakeAccountContext(ctx context.Context, storeSvc store.KVStoreService, accountAddr, sender []byte) context.Context {
return context.WithValue(ctx, contextKey{}, contextValue{
store: prefixstore.New(storeSvc.OpenKVStore(ctx), accountAddr),
sender: sender,
whoami: accountAddr,
originalContext: ctx,
})
}
// OpenKVStore returns the prefixed store for the account given the context.
func OpenKVStore(ctx context.Context) store.KVStore {
return ctx.Value(contextKey{}).(contextValue).store
}
// Sender returns the address of the entity invoking the account action.
func Sender(ctx context.Context) []byte {
return ctx.Value(contextKey{}).(contextValue).sender
}
// Whoami returns the address of the account being invoked.
func Whoami(ctx context.Context) []byte {
return ctx.Value(contextKey{}).(contextValue).whoami
}

View File

@ -0,0 +1,43 @@
package implementation
import (
"testing"
"github.com/stretchr/testify/require"
"google.golang.org/protobuf/types/known/wrapperspb"
"cosmossdk.io/collections"
"cosmossdk.io/collections/colltest"
)
func TestMakeAccountContext(t *testing.T) {
storeService, ctx := colltest.MockStore()
accountAddr := []byte("accountAddr")
sender := []byte("sender")
sb := collections.NewSchemaBuilderFromAccessor(OpenKVStore)
accountCtx := MakeAccountContext(ctx, storeService, accountAddr, sender)
// ensure whoami
require.Equal(t, accountAddr, Whoami(accountCtx))
// ensure sender
require.Equal(t, sender, Sender(accountCtx))
ta, err := NewTestAccount(sb)
require.NoError(t, err)
impl, err := NewImplementation(ta)
require.NoError(t, err)
_, err = impl.Execute(accountCtx, &wrapperspb.UInt64Value{Value: 1000})
require.NoError(t, err)
// we want to ensure that the account wrote in the correct prefix.
// this store is the global x/accounts module store.
store := storeService.OpenKVStore(ctx)
// now we want the value to be store in the following accounts prefix (accountAddr + itemPrefix)
value, err := store.Get(append(accountAddr, itemPrefix...))
require.NoError(t, err)
require.Equal(t, []byte{0, 0, 0, 0, 0, 0, 3, 232}, value)
}

View File

@ -0,0 +1,223 @@
// Package prefixstore provides a store that prefixes all keys with a given
// prefix. It is used to isolate storage reads and writes for an account.
// Implementation taken from cosmossdk.io/store/prefix, and adapted to
// the cosmossdk.io/core/store.KVStore interface.
package prefixstore
import (
"bytes"
"errors"
"cosmossdk.io/core/store"
)
// New creates a new prefix store using the provided bytes prefix.
func New(store store.KVStore, prefix []byte) store.KVStore {
return Store{
parent: store,
prefix: prefix,
}
}
var _ store.KVStore = Store{}
// Store is similar with cometbft/cometbft/libs/db/prefix_db
// both gives access only to the limited subset of the store
// for convinience or safety
type Store struct {
parent store.KVStore
prefix []byte
}
func cloneAppend(bz, tail []byte) (res []byte) {
res = make([]byte, len(bz)+len(tail))
copy(res, bz)
copy(res[len(bz):], tail)
return
}
func (s Store) key(key []byte) (res []byte) {
if key == nil {
panic("nil key on Store")
}
res = cloneAppend(s.prefix, key)
return
}
// Implements KVStore
func (s Store) Get(key []byte) ([]byte, error) {
return s.parent.Get(s.key(key))
}
// Implements KVStore
func (s Store) Has(key []byte) (bool, error) {
return s.parent.Has(s.key(key))
}
// Implements KVStore
func (s Store) Set(key, value []byte) error {
return s.parent.Set(s.key(key), value)
}
// Implements KVStore
func (s Store) Delete(key []byte) error { return s.parent.Delete(s.key(key)) }
// Implements KVStore
// Check https://github.com/cometbft/cometbft/blob/master/libs/db/prefix_db.go#L106
func (s Store) Iterator(start, end []byte) (store.Iterator, error) {
newstart := cloneAppend(s.prefix, start)
var newend []byte
if end == nil {
newend = cpIncr(s.prefix)
} else {
newend = cloneAppend(s.prefix, end)
}
iter, err := s.parent.Iterator(newstart, newend)
if err != nil {
return nil, err
}
return newPrefixIterator(s.prefix, start, end, iter), nil
}
// ReverseIterator implements KVStore
// Check https://github.com/cometbft/cometbft/blob/master/libs/db/prefix_db.go#L129
func (s Store) ReverseIterator(start, end []byte) (store.Iterator, error) {
newstart := cloneAppend(s.prefix, start)
var newend []byte
if end == nil {
newend = cpIncr(s.prefix)
} else {
newend = cloneAppend(s.prefix, end)
}
iter, err := s.parent.ReverseIterator(newstart, newend)
if err != nil {
return nil, err
}
return newPrefixIterator(s.prefix, start, end, iter), nil
}
var _ store.Iterator = (*prefixIterator)(nil)
type prefixIterator struct {
prefix []byte
start []byte
end []byte
iter store.Iterator
valid bool
}
func newPrefixIterator(prefix, start, end []byte, parent store.Iterator) *prefixIterator {
return &prefixIterator{
prefix: prefix,
start: start,
end: end,
iter: parent,
valid: parent.Valid() && bytes.HasPrefix(parent.Key(), prefix),
}
}
// Implements Iterator
func (pi *prefixIterator) Domain() ([]byte, []byte) {
return pi.start, pi.end
}
// Implements Iterator
func (pi *prefixIterator) Valid() bool {
return pi.valid && pi.iter.Valid()
}
// Implements Iterator
func (pi *prefixIterator) Next() {
if !pi.valid {
panic("prefixIterator invalid, cannot call Next()")
}
if pi.iter.Next(); !pi.iter.Valid() || !bytes.HasPrefix(pi.iter.Key(), pi.prefix) {
// TODO: shouldn't pi be set to nil instead?
pi.valid = false
}
}
// Implements Iterator
func (pi *prefixIterator) Key() (key []byte) {
if !pi.valid {
panic("prefixIterator invalid, cannot call Key()")
}
key = pi.iter.Key()
key = stripPrefix(key, pi.prefix)
return
}
// Implements Iterator
func (pi *prefixIterator) Value() []byte {
if !pi.valid {
panic("prefixIterator invalid, cannot call Value()")
}
return pi.iter.Value()
}
// Implements Iterator
func (pi *prefixIterator) Close() error {
return pi.iter.Close()
}
// Error returns an error if the prefixIterator is invalid defined by the Valid
// method.
func (pi *prefixIterator) Error() error {
if !pi.Valid() {
return errors.New("invalid prefixIterator")
}
return nil
}
// copied from github.com/cometbft/cometbft/libs/db/prefix_db.go
func stripPrefix(key, prefix []byte) []byte {
if len(key) < len(prefix) || !bytes.Equal(key[:len(prefix)], prefix) {
panic("should not happen")
}
return key[len(prefix):]
}
// wrapping types.PrefixEndBytes
func cpIncr(bz []byte) []byte {
return prefixEndBytes(bz)
}
// prefixEndBytes returns the []byte that would end a
// range query for all []byte with a certain prefix
// Deals with last byte of prefix being FF without overflowing
func prefixEndBytes(prefix []byte) []byte {
if len(prefix) == 0 {
return nil
}
end := make([]byte, len(prefix))
copy(end, prefix)
for {
if end[len(end)-1] != byte(255) {
end[len(end)-1]++
break
}
end = end[:len(end)-1]
if len(end) == 0 {
end = nil
break
}
}
return end
}