-
Notifications
You must be signed in to change notification settings - Fork 1
/
validate_group_msg.go
38 lines (31 loc) · 1.09 KB
/
validate_group_msg.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
package types
import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
type groupMsg interface {
GetCreator() string
GetMembers() []string
GetThreshold() uint64
}
func validateGroupMessage(msg groupMsg) error {
if _, err := sdk.AccAddressFromBech32(msg.GetCreator()); err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid creator address (%s)", err)
}
members := msg.GetMembers()
index := make(map[string]struct{}, len(members))
for _, member := range members {
if _, err := sdk.AccAddressFromBech32(member); err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid member address (%s)", err)
}
if _, exists := index[member]; exists {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "duplicate member address: %s", member)
}
index[member] = struct{}{}
}
threshold := msg.GetThreshold()
if threshold == 0 || threshold > uint64(len(members)) {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "threshold must be greater than 0 and less or equal to the number of members")
}
return nil
}