集成自定义checkers模块至chain-minimal启动时遇SetOrderInitGenesis缺失错误

环境信息 #

• Ubuntu：22.04 LTS
• Golang：1.21.0
• Cosmos SDK：v0.50.10
• minid：mini-v050

问题描述 #

已构建自定义checkers模块并集成到chain-minimal中，执行minid start命令时触发如下panic错误：

panic: all modules must be defined when setting SetOrderInitGenesis, missing: [checkers]

goroutine 1 [running]:
github.com/cosmos/cosmos-sdk/types/module.(*Manager).assertNoForgottenModules(0xc0015a1ee0, {0x22822b8, 0x13}, {0xc000cba480, 0x5, 0xc000cf56c0?}, 0xc001398500)
    /home/rahul/go/pkg/mod/github.com/cosmos/cosmos-sdk@v0.50.10/types/module/module.go:634 +0x365
github.com/cosmos/cosmos-sdk/types/module.(*Manager).SetOrderInitGenesis(0xc0015a1ee0, {0xc000cba480, 0x5, 0x8})
    /home/rahul/go/pkg/mod/github.com/cosmos/cosmos-sdk@v0.50.10/types/module/module.go:347 +0x5c
github.com/cosmos/cosmos-sdk/runtime.(*App).Load(0xc0007cd500, 0x1)
    /home/rahul/go/pkg/mod/github.com/cosmos/cosmos-sdk@v0.50.10/runtime/app.go:106 +0x4b
github.com/cosmosregistry/chain-minimal/app.NewMiniApp({0x2c69428?, 0xc000a85110}, {0x2c79260, 0xc00031a010}, {0x0, 0x0}, 0x12?, {0x2c3d8e0?, 0xc000af5a40}, {0xc000a84150, ...})
    /home/rahul/Desktop/Learning/cosmos/chain-minimal/app/app.go:153 +0x7a5
github.com/cosmosregistry/chain-minimal/cmd/minid/cmd.newApp({0x2c69428, 0xc000a85110}, {0x2c79260, 0xc00031a010}, {0x0, 0x0}, {0x2c3d8e0, 0xc000af5a40})
    /home/rahul/Desktop/Learning/cosmos/chain-minimal/cmd/minid/cmd/commands.go:104 +0xaa
github.com/cosmos/cosmos-sdk/server.startApp(0xc0004e2940, 0x2a0ac08, {0x2a0b368, 0x0, 0x0, 0x0, 0x2a0b378})
    /home/rahul/go/pkg/mod/github.com/cosmos/cosmos-sdk@v0.50.10/server/start.go:618 +0x215
github.com/cosmos/cosmos-sdk/server.start(_, {{0x0, 0x0, 0x0}, {0x2c7e8c8, 0xc000905860}, 0x0, {0xc0008754a8, 0x4}, {0x2c92420, ...}, ...}, ...)
    /home/rahul/go/pkg/mod/github.com/cosmos/cosmos-sdk@v0.50.10/server/start.go:224 +0x159
github.com/cosmos/cosmos-sdk/server.StartCmdWithOptions.func2.1()
    /home/rahul/go/pkg/mod/github.com/cosmos/cosmos-sdk@v0.50.10/server/start.go:198 +0x6d
github.com/cosmos/cosmos-sdk/server.wrapCPUProfile(0xc0004e2940, 0xc000c9f808)
    /home/rahul/go/pkg/mod/github.com/cosmos/cosmos-sdk@v0.50.10/server/start.go:570 +0x1b3
github.com/cosmos/cosmos-sdk/server.StartCmdWithOptions.func2(0xc00087dd00?, {0x4060c60?, 0x0?, 0x0?})
    /home/rahul/go/pkg/mod/github.com/cosmos/cosmos-sdk@v0.50.10/server/start.go:197 +0x212
github.com/spf13/cobra.(*Command).execute(0xc0002e3500, {0x4060c60, 0x0, 0x0})
    /home/rahul/go/pkg/mod/github.com/spf13/cobra@v1.8.1/command.go:985 +0xabc
github.com/spf13/cobra.(*Command).ExecuteC(0xc000be9500)
    /home/rahul/go/pkg/mod/github.com/spf13/cobra@v1.8.1/command.go:1117 +0x3ff
github.com/spf13/cobra.(*Command).Execute(...)
    /home/rahul/go/pkg/mod/github.com/spf13/cobra@v1.8.1/command.go:1041
github.com/spf13/cobra.(*Command).ExecuteContext(...)
    /home/rahul/go/pkg/mod/github.com/spf13/cobra@v1.8.1/command.go:1034
github.com/cosmos/cosmos-sdk/server/cmd.Execute(0x40b34b?, {0x0, 0x0}, {0xc000cb65b8, 0x12})
    /home/rahul/go/pkg/mod/github.com/cosmos/cosmos-sdk@v0.50.10/server/cmd/execute.go:34 +0x187
main.main()
    /home/rahul/Desktop/Learning/cosmos/chain-minimal/cmd/minid/main.go:18 +0x38

解决方法 #

这个错误是因为Cosmos SDK的模块管理器在初始化Genesis时，找不到已声明的checkers模块，或者该模块未被加入初始化顺序列表。按以下步骤修复：

1. 打开chain-minimal/app/app.go文件，找到ModuleManager的初始化代码，确保checkers模块已被添加到Modules集合中
2. 在SetOrderInitGenesis方法的参数里加入"checkers"，保证模块初始化顺序包含该自定义模块
3. 重新编译并安装项目：make install
4. 再次执行minid start即可启动节点

内容的提问来源于stack exchange，提问作者rahul_eth