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Don't rely on post-unseal funcs being run in any particular order. #22362

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merged 3 commits into from Aug 16, 2023
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3 changes: 3 additions & 0 deletions changelog/22362.txt
@@ -0,0 +1,3 @@
```release-note:bug
core: Fix readonly errors that could occur while loading mounts/auths during unseal
```
7 changes: 3 additions & 4 deletions vault/auth.go
Expand Up @@ -798,10 +798,6 @@ func (c *Core) setupCredentials(ctx context.Context) error {
view.setReadOnlyErr(logical.ErrSetupReadOnly)
if strutil.StrListContains(singletonMounts, entry.Type) {
defer view.setReadOnlyErr(origViewReadOnlyErr)
} else {
c.postUnsealFuncs = append(c.postUnsealFuncs, func() {
view.setReadOnlyErr(origViewReadOnlyErr)
})
}

// Initialize the backend
Expand Down Expand Up @@ -914,6 +910,9 @@ func (c *Core) setupCredentials(ctx context.Context) error {
postUnsealLogger.Error("skipping initialization for nil auth backend")
return
}
if !strutil.StrListContains(singletonMounts, localEntry.Type) {
view.setReadOnlyErr(origViewReadOnlyErr)
}

err := backend.Initialize(ctx, &logical.InitializationRequest{Storage: view})
if err != nil {
Expand Down
7 changes: 3 additions & 4 deletions vault/mount.go
Expand Up @@ -1514,10 +1514,6 @@ func (c *Core) setupMounts(ctx context.Context) error {
view.setReadOnlyErr(logical.ErrSetupReadOnly)
if strutil.StrListContains(singletonMounts, entry.Type) {
defer view.setReadOnlyErr(origReadOnlyErr)
} else {
c.postUnsealFuncs = append(c.postUnsealFuncs, func() {
view.setReadOnlyErr(origReadOnlyErr)
})
}

var backend logical.Backend
Expand Down Expand Up @@ -1603,6 +1599,9 @@ func (c *Core) setupMounts(ctx context.Context) error {
postUnsealLogger.Error("skipping initialization for nil backend", "path", localEntry.Path)
return
}
if !strutil.StrListContains(singletonMounts, localEntry.Type) {
view.setReadOnlyErr(origReadOnlyErr)
}

err := backend.Initialize(ctx, &logical.InitializationRequest{Storage: view})
if err != nil {
Expand Down