upgrade.gno

 1package launchpad
 2
 3import "gno.land/r/gnoswap/access"
 4
 5// RegisterInitializer registers a new launchpad implementation version.
 6// This function is called by each version (v1, v2, etc.) during initialization
 7// to register their implementation with the proxy system.
 8//
 9// The initializer function creates a new instance of the implementation
10// using the provided launchpadStore interface.
11//
12// Security: Only contracts within the domain path can register initializers.
13// Each package path can only register once to prevent duplicate registrations.
14func RegisterInitializer(cur realm, initializer func(_ int, rlm realm, launchpadStore ILaunchpadStore) ILaunchpad) {
15	initializerFunc := func(_ int, rlm realm, domainStore any) any {
16		currentLaunchpadStore, ok := domainStore.(ILaunchpadStore)
17		if !ok {
18			panic("domainStore is not an ILaunchpadStore")
19		}
20
21		return initializer(0, rlm, currentLaunchpadStore)
22	}
23
24	err := versionManager.RegisterInitializer(0, cur, initializerFunc)
25	if err != nil {
26		panic(err)
27	}
28
29	err = updateImplementation()
30	if err != nil {
31		panic(err)
32	}
33}
34
35// UpgradeImpl switches the active launchpad implementation to a different version.
36// This function allows seamless upgrades from one version to another without
37// data migration or downtime.
38//
39// Security: Only admin or governance can perform upgrades.
40// The new implementation must have been previously registered via RegisterInitializer.
41func UpgradeImpl(cur realm, packagePath string) {
42	// Ensure only admin or governance can perform upgrades
43	caller := cur.Previous().Address()
44	access.AssertIsAdminOrGovernance(caller)
45
46	err := versionManager.ChangeImplementation(0, cur, packagePath)
47	if err != nil {
48		panic(err)
49	}
50
51	err = updateImplementation()
52	if err != nil {
53		panic(err)
54	}
55}
56
57// GetImplementationPackagePath returns the package path of the currently active implementation.
58func GetImplementationPackagePath() string {
59	return versionManager.GetCurrentPackagePath()
60}