mirror of
https://github.com/Luzifer/mondash.git
synced 2024-11-09 16:10:01 +00:00
GOLINT: Reduced complexity of main function
This commit is contained in:
parent
67eb34ac43
commit
ffaa5dc827
2 changed files with 151 additions and 130 deletions
136
main.go
136
main.go
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@ -2,12 +2,10 @@ package main
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import (
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"crypto/md5"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net/http"
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"os"
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"sort"
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"time"
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"log"
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@ -41,136 +39,14 @@ func main() {
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m.Use(martini.Static("assets", martini.StaticOptions{Prefix: "/assets"}))
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// Real handlers
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m.Get("/", func(res http.ResponseWriter, req *http.Request) {
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http.Redirect(res, req, "/welcome", 302)
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})
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m.Get("/", handleRedirectWelcome)
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m.Get("/create", handleCreateRandomDashboard)
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m.Get("/:dashid", handleDisplayDashboard)
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m.Get("/create", func(res http.ResponseWriter, req *http.Request) {
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urlProposal := generateAPIKey()[0:20]
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_, err := s3Storage.Get(urlProposal)
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for err == nil {
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urlProposal = generateAPIKey()[0:20]
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_, err = s3Storage.Get(urlProposal)
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}
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http.Redirect(res, req, fmt.Sprintf("/%s", urlProposal), http.StatusTemporaryRedirect)
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})
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m.Put("/:dashid/:metricid", handlePutMetric)
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m.Get("/:dashid", func(params martini.Params, res http.ResponseWriter) {
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dash, err := loadDashboard(params["dashid"])
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if err != nil {
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dash = &dashboard{APIKey: generateAPIKey(), Metrics: dashboardMetrics{}}
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}
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// Filter out expired metrics
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metrics := dashboardMetrics{}
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for _, m := range dash.Metrics {
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if m.Meta.LastUpdate.After(time.Now().Add(time.Duration(m.Expires*-1) * time.Second)) {
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metrics = append(metrics, m)
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}
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}
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sort.Sort(sort.Reverse(dashboardMetrics(metrics)))
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renderTemplate("dashboard.html", pongo2.Context{
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"dashid": params["dashid"],
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"metrics": metrics,
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"apikey": dash.APIKey,
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"baseurl": os.Getenv("BASE_URL"),
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}, res)
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})
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m.Delete("/:dashid", func(params martini.Params, req *http.Request, res http.ResponseWriter) {
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dash, err := loadDashboard(params["dashid"])
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if err != nil {
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http.Error(res, "This dashboard does not exist.", http.StatusInternalServerError)
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return
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}
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if dash.APIKey != req.Header.Get("Authorization") {
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http.Error(res, "APIKey did not match.", http.StatusUnauthorized)
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return
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}
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_ = s3Storage.Del(params["dashid"])
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http.Error(res, "OK", http.StatusOK)
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})
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m.Put("/:dashid/:metricid", func(params martini.Params, req *http.Request, res http.ResponseWriter) {
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body, err := ioutil.ReadAll(req.Body)
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if err != nil {
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http.Error(res, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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metricUpdate := newDashboardMetric()
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err = json.Unmarshal(body, metricUpdate)
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if err != nil {
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http.Error(res, "Unable to unmarshal json", http.StatusInternalServerError)
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return
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}
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dash, err := loadDashboard(params["dashid"])
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if err != nil {
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if len(req.Header.Get("Authorization")) < 10 {
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http.Error(res, "APIKey is too insecure", http.StatusUnauthorized)
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return
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}
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dash = &dashboard{APIKey: req.Header.Get("Authorization"), Metrics: dashboardMetrics{}, DashboardID: params["dashid"]}
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}
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if dash.APIKey != req.Header.Get("Authorization") {
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http.Error(res, "APIKey did not match.", http.StatusUnauthorized)
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return
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}
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valid, reason := metricUpdate.IsValid()
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if !valid {
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http.Error(res, fmt.Sprintf("Invalid data: %s", reason), http.StatusInternalServerError)
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return
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}
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updated := false
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for _, m := range dash.Metrics {
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if m.MetricID == params["metricid"] {
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m.Update(metricUpdate)
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updated = true
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break
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}
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}
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if !updated {
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tmp := newDashboardMetric()
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tmp.MetricID = params["metricid"]
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tmp.Update(metricUpdate)
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dash.Metrics = append(dash.Metrics, tmp)
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}
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dash.Save()
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http.Error(res, "OK", http.StatusOK)
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})
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m.Delete("/:dashid/:metricid", func(params martini.Params, req *http.Request, res http.ResponseWriter) {
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dash, err := loadDashboard(params["dashid"])
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if err != nil {
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dash = &dashboard{APIKey: req.Header.Get("Authorization"), Metrics: dashboardMetrics{}, DashboardID: params["dashid"]}
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}
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if dash.APIKey != req.Header.Get("Authorization") {
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http.Error(res, "APIKey did not match.", http.StatusUnauthorized)
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return
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}
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tmp := dashboardMetrics{}
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for _, m := range dash.Metrics {
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if m.MetricID != params["metricid"] {
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tmp = append(tmp, m)
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}
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}
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dash.Metrics = tmp
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dash.Save()
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http.Error(res, "OK", http.StatusOK)
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})
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m.Delete("/:dashid", handleDeleteDashboard)
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m.Delete("/:dashid/:metricid", handleDeleteMetric)
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go runWelcomePage()
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145
web_handlers.go
Normal file
145
web_handlers.go
Normal file
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@ -0,0 +1,145 @@
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package main
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net/http"
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"os"
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"sort"
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"time"
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"github.com/flosch/pongo2"
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"github.com/go-martini/martini"
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)
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func handleRedirectWelcome(res http.ResponseWriter, req *http.Request) {
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http.Redirect(res, req, "/welcome", 302)
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}
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func handleCreateRandomDashboard(res http.ResponseWriter, req *http.Request) {
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urlProposal := generateAPIKey()[0:20]
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_, err := s3Storage.Get(urlProposal)
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for err == nil {
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urlProposal = generateAPIKey()[0:20]
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_, err = s3Storage.Get(urlProposal)
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}
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http.Redirect(res, req, fmt.Sprintf("/%s", urlProposal), http.StatusTemporaryRedirect)
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}
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func handleDisplayDashboard(params martini.Params, res http.ResponseWriter) {
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dash, err := loadDashboard(params["dashid"])
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if err != nil {
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dash = &dashboard{APIKey: generateAPIKey(), Metrics: dashboardMetrics{}}
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}
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// Filter out expired metrics
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metrics := dashboardMetrics{}
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for _, m := range dash.Metrics {
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if m.Meta.LastUpdate.After(time.Now().Add(time.Duration(m.Expires*-1) * time.Second)) {
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metrics = append(metrics, m)
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}
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}
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sort.Sort(sort.Reverse(dashboardMetrics(metrics)))
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renderTemplate("dashboard.html", pongo2.Context{
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"dashid": params["dashid"],
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"metrics": metrics,
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"apikey": dash.APIKey,
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"baseurl": os.Getenv("BASE_URL"),
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}, res)
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}
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func handleDeleteDashboard(params martini.Params, req *http.Request, res http.ResponseWriter) {
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dash, err := loadDashboard(params["dashid"])
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if err != nil {
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http.Error(res, "This dashboard does not exist.", http.StatusInternalServerError)
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return
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}
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if dash.APIKey != req.Header.Get("Authorization") {
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http.Error(res, "APIKey did not match.", http.StatusUnauthorized)
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return
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}
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_ = s3Storage.Del(params["dashid"])
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http.Error(res, "OK", http.StatusOK)
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}
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func handlePutMetric(params martini.Params, req *http.Request, res http.ResponseWriter) {
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body, err := ioutil.ReadAll(req.Body)
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if err != nil {
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http.Error(res, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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metricUpdate := newDashboardMetric()
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err = json.Unmarshal(body, metricUpdate)
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if err != nil {
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http.Error(res, "Unable to unmarshal json", http.StatusInternalServerError)
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return
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}
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dash, err := loadDashboard(params["dashid"])
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if err != nil {
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if len(req.Header.Get("Authorization")) < 10 {
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http.Error(res, "APIKey is too insecure", http.StatusUnauthorized)
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return
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}
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dash = &dashboard{APIKey: req.Header.Get("Authorization"), Metrics: dashboardMetrics{}, DashboardID: params["dashid"]}
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}
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if dash.APIKey != req.Header.Get("Authorization") {
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http.Error(res, "APIKey did not match.", http.StatusUnauthorized)
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return
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}
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valid, reason := metricUpdate.IsValid()
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if !valid {
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http.Error(res, fmt.Sprintf("Invalid data: %s", reason), http.StatusInternalServerError)
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return
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}
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updated := false
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for _, m := range dash.Metrics {
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if m.MetricID == params["metricid"] {
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m.Update(metricUpdate)
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updated = true
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break
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}
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}
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if !updated {
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tmp := newDashboardMetric()
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tmp.MetricID = params["metricid"]
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tmp.Update(metricUpdate)
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dash.Metrics = append(dash.Metrics, tmp)
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}
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dash.Save()
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http.Error(res, "OK", http.StatusOK)
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}
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func handleDeleteMetric(params martini.Params, req *http.Request, res http.ResponseWriter) {
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dash, err := loadDashboard(params["dashid"])
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if err != nil {
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dash = &dashboard{APIKey: req.Header.Get("Authorization"), Metrics: dashboardMetrics{}, DashboardID: params["dashid"]}
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}
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if dash.APIKey != req.Header.Get("Authorization") {
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http.Error(res, "APIKey did not match.", http.StatusUnauthorized)
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return
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}
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tmp := dashboardMetrics{}
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for _, m := range dash.Metrics {
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if m.MetricID != params["metricid"] {
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tmp = append(tmp, m)
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}
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}
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dash.Metrics = tmp
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dash.Save()
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http.Error(res, "OK", http.StatusOK)
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}
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