// processFile processes a single bugreport file, and returns the parsing result as a string.
// Writes csv data to csvWriter if a csv file is specified.
func processFile(filePath string, csvWriter *bufio.Writer, isFirstFile bool) string {
// Read the whole file
c, err := ioutil.ReadFile(filePath)
if err != nil {
log.Fatal(err)
}
br, fname, err := bugreportutils.ExtractBugReport(filePath, c)
if err != nil {
log.Fatalf("Error getting file contents: %v", err)
}
fmt.Printf("Parsing %s\n", fname)
writer := ioutil.Discard
if csvWriter != nil && *summaryFormat == parseutils.FormatTotalTime {
writer = csvWriter
}
pkgs, errs := packageutils.ExtractAppsFromBugReport(br)
if len(errs) > 0 {
log.Printf("Errors encountered when getting package list: %v\n", errs)
}
upm, errs := parseutils.UIDAndPackageNameMapping(br, pkgs)
if len(errs) > 0 {
log.Printf("Errors encountered when generating package mapping: %v\n", errs)
}
rep := parseutils.AnalyzeHistory(writer, br, *summaryFormat, upm, *scrubPII)
// Exclude summaries with no change in battery level
var a []parseutils.ActivitySummary
for _, s := range rep.Summaries {
if s.InitialBatteryLevel != s.FinalBatteryLevel {
a = append(a, s)
}
}
if rep.TimestampsAltered {
fmt.Println("Some timestamps were changed while processing the log.")
}
if len(rep.Errs) > 0 {
fmt.Println("Errors encountered:")
for _, err := range rep.Errs {
fmt.Println(err.Error())
}
}
fmt.Println("\nNumber of summaries ", len(a), "\n")
for _, s := range a {
s.Print(&rep.OutputBuffer)
}
// Write the battery level summary csv to the csvFile specified
if csvWriter != nil && *summaryFormat == parseutils.FormatBatteryLevel {
// The dimension header line is only written if the file is the first one in the directory.
parseutils.BatteryLevelSummariesToCSV(csvWriter, &a, isFirstFile)
}
return rep.OutputBuffer.String()
}
func analyze(bugReport string, pkgs []*usagepb.PackageInfo) summariesData {
upm, errs := parseutils.UIDAndPackageNameMapping(bugReport, pkgs)
var bufTotal, bufLevel bytes.Buffer
// repTotal contains summaries over discharge intervals
repTotal := parseutils.AnalyzeHistory(&bufTotal, bugReport, parseutils.FormatTotalTime, upm, false)
// repLevel contains summaries for each battery level drop.
// The generated errors would be the exact same as repTotal.Errs so no need to track or add them again.
parseutils.AnalyzeHistory(&bufLevel, bugReport, parseutils.FormatBatteryLevel, upm, false)
// Exclude summaries with no change in battery level
var summariesTotal []parseutils.ActivitySummary
for _, s := range repTotal.Summaries {
if s.InitialBatteryLevel != s.FinalBatteryLevel {
summariesTotal = append(summariesTotal, s)
}
}
errs = append(errs, repTotal.Errs...)
return summariesData{summariesTotal, bufTotal.String(), bufLevel.String(), repTotal.TimeToDelta, errs, repTotal.Overflow}
}
func analyze(bugreport string) ([]parseutils.ActivitySummary, string, []error) {
var b bytes.Buffer
rep := parseutils.AnalyzeHistory(bugreport, parseutils.FormatTotalTime, &b, false)
// Exclude summaries with no change in battery level
var a []parseutils.ActivitySummary
for _, s := range rep.Summaries {
if s.InitialBatteryLevel != s.FinalBatteryLevel {
a = append(a, s)
}
}
return a, b.String(), rep.Errs
}
func main() {
flag.Parse()
checkFlags()
// read the whole file
history, err := ioutil.ReadFile(*historyFile)
if err != nil {
log.Fatal(err)
}
writer := ioutil.Discard
if *csvFile != "" && *summaryFormat == parseutils.FormatTotalTime {
f, err := os.Create(*csvFile)
if err != nil {
log.Fatal(err)
}
defer f.Close()
csvWriter := bufio.NewWriter(f)
defer csvWriter.Flush()
writer = csvWriter
}
rep := parseutils.AnalyzeHistory(string(history), *summaryFormat, writer, *scrubPII)
// Exclude summaries with no change in battery level
var a []parseutils.ActivitySummary
for _, s := range rep.Summaries {
if s.InitialBatteryLevel != s.FinalBatteryLevel {
a = append(a, s)
}
}
if rep.TimestampsAltered {
fmt.Println("Some timestamps were changed while processing the log.")
}
if len(rep.Errs) > 0 {
fmt.Println("Errors encountered:")
for _, err := range rep.Errs {
fmt.Println(err.Error())
}
}
fmt.Println("\nNumber of summaries ", len(a), "\n")
for _, s := range a {
s.Print(&rep.OutputBuffer)
}
fmt.Println(rep.OutputBuffer.String())
}