PLT-6896 per-paging for logs (#7903)

* PLT-6896 Read logs from last

* Getting rid of file.Stats

* remove deprecated value

* Make non-reassigned value constant

api4/params.go

@@ -11,9 +11,11 @@ import (
 )
 
 const (
-	PAGE_DEFAULT     = 0
-	PER_PAGE_DEFAULT = 60
-	PER_PAGE_MAXIMUM = 200
+	PAGE_DEFAULT          = 0
+	PER_PAGE_DEFAULT      = 60
+	PER_PAGE_MAXIMUM      = 200
+	LOGS_PER_PAGE_DEFAULT = 10000
+	LOGS_PER_PAGE_MAXIMUM = 10000
 )
 
 type ApiParams struct {
@@ -43,6 +45,7 @@ type ApiParams struct {
 	ActionId       string
 	Page           int
 	PerPage        int
+	LogsPerPage    int
 	Permanent      bool
 }
 
@@ -165,5 +168,13 @@ func ApiParamsFromRequest(r *http.Request) *ApiParams {
 		params.PerPage = val
 	}
 
+	if val, err := strconv.Atoi(r.URL.Query().Get("logs_per_page")); err != nil || val < 0 {
+		params.LogsPerPage = LOGS_PER_PAGE_DEFAULT
+	} else if val > LOGS_PER_PAGE_MAXIMUM {
+		params.LogsPerPage = LOGS_PER_PAGE_MAXIMUM
+	} else {
+		params.LogsPerPage = val
+	}
+
 	return params
 }