Add a HTTP handler to the exvar package.

R=r
APPROVED=r
DELTA=20  (11 added, 6 deleted, 3 changed)
OCL=27782
CL=27950

1 files changed, 3 insertions, 9 deletions

diff --git a/src/lib/http/triv.go b/src/lib/http/triv.go
index 48e345e5e8..7678b3fff8 100644
--- a/src/lib/http/triv.go
+++ b/src/lib/http/triv.go
@@ -18,23 +18,17 @@ import (
 
 // hello world, the web server
 func HelloServer(c *http.Conn, req *http.Request) {
-	exvar.Increment("hello-requests", 1);
+	exvar.IncrementInt("hello-requests", 1);
 	io.WriteString(c, "hello, world!\n");
 }
 
-// Handler for /exvar requests.
-func ExvarServer(c *http.Conn, req *http.Request) {
-	c.SetHeader("content-type", "text/plain; charset=utf-8");
-	io.WriteString(c, exvar.String());
-}
-
 // simple counter server
 type Counter struct {
 	n int;
 }
 
 func (ctr *Counter) ServeHTTP(c *http.Conn, req *http.Request) {
-	exvar.Increment("counter-requests", 1);
+	exvar.IncrementInt("counter-requests", 1);
 	fmt.Fprintf(c, "counter = %d\n", ctr.n);
 	ctr.n++;
 }
@@ -101,7 +95,7 @@ func main() {
 	http.Handle("/args", http.HandlerFunc(ArgServer));
 	http.Handle("/go/hello", http.HandlerFunc(HelloServer));
 	http.Handle("/chan", ChanCreate());
-	http.Handle("/exvar", http.HandlerFunc(ExvarServer));
+	http.Handle("/exvar", http.HandlerFunc(exvar.ExvarHandler));
 	err := http.ListenAndServe(":12345", nil);
 	if err != nil {
 		panic("ListenAndServe: ", err.String())