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Automatically regenerate indexer for incompatible versions (#2524)

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This commit is contained in:
Ethan Koenig 2017-09-22 14:30:56 -07:00 committed by Lauris BH
parent 28f4de205f
commit ccff57103a
1 changed files with 18 additions and 19 deletions
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35
modules/indexer/issue.go
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@ -15,6 +15,7 @@ import (
"github.com/blevesearch/bleve/analysis/token/lowercase" "github.com/blevesearch/bleve/analysis/token/lowercase"
"github.com/blevesearch/bleve/analysis/token/unicodenorm" "github.com/blevesearch/bleve/analysis/token/unicodenorm"
"github.com/blevesearch/bleve/analysis/tokenizer/unicode" "github.com/blevesearch/bleve/analysis/tokenizer/unicode"
"github.com/blevesearch/bleve/index/upsidedown"
) )
// issueIndexer (thread-safe) index for searching issues // issueIndexer (thread-safe) index for searching issues
@ -39,27 +40,25 @@ const issueIndexerAnalyzer = "issueIndexer"
// InitIssueIndexer initialize issue indexer // InitIssueIndexer initialize issue indexer
func InitIssueIndexer(populateIndexer func() error) { func InitIssueIndexer(populateIndexer func() error) {
_, err := os.Stat(setting.Indexer.IssuePath) _, err := os.Stat(setting.Indexer.IssuePath)
if err != nil { if err != nil && !os.IsNotExist(err) {
if os.IsNotExist(err) { log.Fatal(4, "InitIssueIndexer: %v", err)
} else if err == nil {
issueIndexer, err = bleve.Open(setting.Indexer.IssuePath)
if err == nil {
return
} else if err != upsidedown.IncompatibleVersion {
log.Fatal(4, "InitIssueIndexer, open index: %v", err)
}
log.Warn("Incompatible bleve version, deleting and recreating issue indexer")
if err = os.RemoveAll(setting.Indexer.IssuePath); err != nil {
log.Fatal(4, "InitIssueIndexer: remove index, %v", err)
}
}
if err = createIssueIndexer(); err != nil { if err = createIssueIndexer(); err != nil {
log.Fatal(4, "CreateIssuesIndexer: %v", err) log.Fatal(4, "InitIssuesIndexer: create index, %v", err)
} }
if err = populateIndexer(); err != nil { if err = populateIndexer(); err != nil {
log.Fatal(4, "PopulateIssuesIndex: %v", err) log.Fatal(4, "InitIssueIndexer: populate index, %v", err)
}
} else {
log.Fatal(4, "InitIssuesIndexer: %v", err)
}
} else {
issueIndexer, err = bleve.Open(setting.Indexer.IssuePath)
if err != nil {
log.Error(4, "Unable to open issues indexer (%s)."+
" If the error is due to incompatible versions, try deleting the indexer files;"+
" gitea will recreate them with the appropriate version the next time it runs."+
" Deleting the indexer files will not result in loss of data.",
setting.Indexer.IssuePath)
log.Fatal(4, "InitIssuesIndexer, open index: %v", err)
}
} }
} }