frostfs-node/cmd/neofs-node/config/contracts/config.go
2021-09-13 14:51:35 +03:00

76 lines
2 KiB
Go

package contractsconfig
import (
"fmt"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neofs-node/cmd/neofs-node/config"
)
const (
subsection = "contracts"
)
// Netmap returns value of "netmap" config parameter
// from "contracts" section.
//
// Returns zero filled script hash if value is not set.
// Throws panic if value is not a 20-byte LE hex-encoded string.
func Netmap(c *config.Config) util.Uint160 {
return contractAddress(c, "netmap")
}
// Balance returns value of "balance" config parameter
// from "contracts" section.
//
// Returns zero filled script hash if value is not set.
// Throws panic if value is not a 20-byte LE hex-encoded string.
func Balance(c *config.Config) util.Uint160 {
return contractAddress(c, "balance")
}
// Container returns value of "container" config parameter
// from "contracts" section.
//
// Returns zero filled script hash if value is not set.
// Throws panic if value is not a 20-byte LE hex-encoded string.
func Container(c *config.Config) util.Uint160 {
return contractAddress(c, "container")
}
// Reputation returns value of "reputation" config parameter
// from "contracts" section.
//
// Returns zero filled script hash if value is not set.
// Throws panic if value is not a 20-byte LE hex-encoded string.
func Reputation(c *config.Config) util.Uint160 {
return contractAddress(c, "reputation")
}
// Proxy returns value of "proxy" config parameter
// from "contracts" section.
//
// Returns zero filled script hash if value is not set.
// Throws panic if value is not a 20-byte LE hex-encoded string.
func Proxy(c *config.Config) util.Uint160 {
return contractAddress(c, "proxy")
}
func contractAddress(c *config.Config, name string) util.Uint160 {
v := config.String(c.Sub(subsection), name)
if v == "" {
return util.Uint160{} // if address is not set, then NNS resolver should be used
}
addr, err := util.Uint160DecodeStringLE(v)
if err != nil {
panic(fmt.Errorf(
"can't parse %s contract address %s: %w",
name,
v,
err,
))
}
return addr
}