add error show page

This commit is contained in:
astaxie 2013-04-11 14:35:43 +08:00
parent ddc3d7d58c
commit f4a645027e
2 changed files with 79 additions and 1 deletions

70
errors.go Normal file
View File

@ -0,0 +1,70 @@
package beego
import (
"fmt"
"html/template"
"net/http"
"runtime"
)
var tpl = `
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>beego application error</title>
<style>
html, body, body * {padding: 0; margin: 0;}
#header {background:#ffd; border-bottom:solid 2px #A31515; padding: 20px 10px;}
#header h2{ }
#footer {border-top:solid 1px #aaa; padding: 5px 10px; font-size: 12px; color:green;}
#content {padding: 5px;}
#content .stack b{ font-size: 13px; color: red;}
#content .stack pre{padding-left: 10px;}
table {}
td.t {text-align: right; padding-right: 5px; color: #888;}
</style>
<script type="text/javascript">
</script>
</head>
<body>
<div id="header">
<h2>{{.AppError}}</h2>
</div>
<div id="content">
<table>
<tr>
<td class="t">Request Method: </td><td>{{.RequestMethod}}</td>
</tr>
<tr>
<td class="t">Request URL: </td><td>{{.RequestURL}}</td>
</tr>
<tr>
<td class="t">RemoteAddr: </td><td>{{.RemoteAddr }}</td>
</tr>
</table>
<div class="stack">
<b>Stack</b>
<pre>{{.Stack}}</pre>
</div>
</div>
<div id="footer">
<p>beego {{ .BeegoVersion }} (beego framework)</p>
<p>golang version: {{.GoVersion}}</p>
</div>
</body>
</html>
`
func ShowErr(err interface{}, rw http.ResponseWriter, r *http.Request, Stack string) {
t, err := template.New("beegoerrortemp").Parse(tpl)
data := make(map[string]string)
data["AppError"] = AppName + ":" + fmt.Sprint(err)
data["RequestMethod"] = r.Method
data["RequestURL"] = r.RequestURI
data["RemoteAddr"] = r.RemoteAddr
data["Stack"] = Stack
data["BeegoVersion"] = VERSION
data["GoVersion"] = runtime.Version()
t.Execute(rw, data)
}

View File

@ -1,6 +1,7 @@
package beego
import (
"fmt"
"net/http"
"net/url"
"reflect"
@ -190,13 +191,20 @@ func (p *ControllerRegistor) ServeHTTP(rw http.ResponseWriter, r *http.Request)
// go back to panic
panic(err)
} else {
var stack string
Critical("Handler crashed with error", err)
for i := 1; ; i += 1 {
for i := 1; ; i++ {
_, file, line, ok := runtime.Caller(i)
if !ok {
break
}
Critical(file, line)
if RunMode == "dev" {
stack = stack + fmt.Sprintln(file, line)
}
}
if RunMode == "dev" {
ShowErr(err, rw, r, stack)
}
}
}