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Can now generate averages for each week day.

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This commit is contained in:
A. Svensson 2015-05-19 19:47:41 +02:00
parent d30ad17054
commit 9abe182765
1 changed files with 58 additions and 3 deletions
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61
bin/update_graphs.go
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@ -22,6 +22,17 @@ const save_dir = "/home/lmas/projects/ss13_se/src/static/graphs"
// How far back in time the graphs will go
var last_week = time.Now().AddDate(0, 0, -7)
var last_month = time.Now().AddDate(0, -1, 0)
var week_days = [7]string{
"Sunday",
"Monday",
"Tuesday",
"Wednesday",
"Thursday",
"Friday",
"Saturday",
}
func checkerror(err error) {
if err != nil {
@ -48,14 +59,16 @@ func main() {
err := rows.Scan(&id, &title)
checkerror(err)
creategraphs(db, id, title)
createweekdaygraph(db, id, title)
}
err = rows.Err()
checkerror(err)
}
func creategraphs(db *sql.DB, id int, title string) {
prefix := "week-"
// create a tmp file
ifile, err := ioutil.TempFile("", "graph")
ifile, err := ioutil.TempFile("", prefix)
checkerror(err)
defer ifile.Close()
ifilename := ifile.Name()
@ -64,11 +77,12 @@ func creategraphs(db *sql.DB, id int, title string) {
err = os.MkdirAll(save_dir, 0777)
checkerror(err)
hash := fmt.Sprintf("%x", sha256.Sum256([]byte(title)))
ofilename := filepath.Join(save_dir, hash)
ofilename := filepath.Join(save_dir, fmt.Sprintf("%s%s", prefix, hash))
// get the server's data and write it to the file
rows, err := db.Query("select created,players from gameservers_serverhistory where server_id = ? and created >= ? order by created asc", id, last_week)
checkerror(err)
defer rows.Close()
var (
created time.Time
@ -84,7 +98,48 @@ func creategraphs(db *sql.DB, id int, title string) {
checkerror(err)
// run the plotter against the data file
err = exec.Command("./plotter.sh", ifilename, ofilename).Run()
err = exec.Command("./plot_time.sh", ifilename, ofilename).Run()
checkerror(err)
// close and remove the tmp file
ifile.Close()
os.Remove(ifilename)
}
func createweekdaygraph(db *sql.DB, id int, title string) {
prefix := "avg_days-"
// create a tmp file
ifile, err := ioutil.TempFile("", prefix)
checkerror(err)
defer ifile.Close()
ifilename := ifile.Name()
// Make sure we have somewhere to save the stored graphs in
err = os.MkdirAll(save_dir, 0777)
checkerror(err)
hash := fmt.Sprintf("%x", sha256.Sum256([]byte(title)))
ofilename := filepath.Join(save_dir, fmt.Sprintf("%s%s", prefix, hash))
// get the server's data and write it to the file
rows, err := db.Query("select strftime('%w', created) as weekday, avg(players) from gameservers_serverhistory where server_id = ? and created >= ? group by weekday;", id, last_week)
checkerror(err)
defer rows.Close()
var (
day int
players float64
)
for rows.Next() {
err := rows.Scan(&day, &players)
checkerror(err)
_, err = ifile.WriteString(fmt.Sprintf("%s, %f\n", week_days[day], players))
checkerror(err)
}
err = rows.Err()
checkerror(err)
// run the plotter against the data file
err = exec.Command("./plot_bar.sh", ifilename, ofilename).Run()
checkerror(err)
// close and remove the tmp file