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Fix nodeinfo caching and prevent NPE if cache non-existent (#19721)

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Extract from #19703

Signed-off-by: Andrew Thornton <art27@cantab.net>
This commit is contained in:
zeripath 2022-05-16 08:36:57 +01:00 • committed by GitHub
parent 00a981d341
commit d494cc3356
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 7 deletions
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18
routers/api/v1/misc/nodeinfo.go
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@ -30,8 +30,11 @@ func NodeInfo(ctx *context.APIContext) {
nodeInfoUsage := structs.NodeInfoUsage{}
if setting.Federation.ShareUserStatistics {
info, ok := ctx.Cache.Get(cacheKeyNodeInfoUsage).(structs.NodeInfoUsage)
if !ok {
cached := false
if setting.CacheService.Enabled {
nodeInfoUsage, cached = ctx.Cache.Get(cacheKeyNodeInfoUsage).(structs.NodeInfoUsage)
}
if !cached {
usersTotal := int(user_model.CountUsers(nil))
now := time.Now()
timeOneMonthAgo := now.AddDate(0, -1, 0).Unix()
@ -42,7 +45,7 @@ func NodeInfo(ctx *context.APIContext) {
allIssues, _ := models.CountIssues(&models.IssuesOptions{})
allComments, _ := models.CountComments(&models.FindCommentsOptions{})
info = structs.NodeInfoUsage{
nodeInfoUsage = structs.NodeInfoUsage{
Users: structs.NodeInfoUsageUsers{
Total: usersTotal,
ActiveMonth: usersActiveMonth,
@ -51,12 +54,13 @@ func NodeInfo(ctx *context.APIContext) {
LocalPosts: int(allIssues),
LocalComments: int(allComments),
}
if err := ctx.Cache.Put(cacheKeyNodeInfoUsage, nodeInfoUsage, 180); err != nil {
ctx.InternalServerError(err)
return
if setting.CacheService.Enabled {
if err := ctx.Cache.Put(cacheKeyNodeInfoUsage, nodeInfoUsage, 180); err != nil {
ctx.InternalServerError(err)
return
}
}
}
nodeInfoUsage = info
}
nodeInfo := &structs.NodeInfo{