can cache fishing results in db

activity.go

@@ -845,3 +845,61 @@ func asjonker(user *WhatAbout) map[string]interface{} {
 
 	return j
 }
+
+var handfull = make(map[string]string)
+var handlock sync.Mutex
+
+func gofish(name string) string {
+	if name[0] == '@' {
+		name = name[1:]
+	}
+	m := strings.Split(name, "@")
+	if len(m) != 2 {
+		log.Printf("bad fish name: %s", name)
+		return ""
+	}
+	handlock.Lock()
+	ref, ok := handfull[name]
+	handlock.Unlock()
+	if ok {
+		return ref
+	}
+	db := opendatabase()
+	row := db.QueryRow("select ibox from xonkers where xid = ?", name)
+	var href string
+	err := row.Scan(&href)
+	if err == nil {
+		handlock.Lock()
+		handfull[name] = href
+		handlock.Unlock()
+		return href
+	}
+	log.Printf("fishing for %s", name)
+	j, err := GetJunk(fmt.Sprintf("https://%s/.well-known/webfinger?resource=acct:%s", m[1], name))
+	if err != nil {
+		log.Printf("failed to go fish %s: %s", name, err)
+		handlock.Lock()
+		handfull[name] = ""
+		handlock.Unlock()
+		return ""
+	}
+	links, _ := jsongetarray(j, "links")
+	for _, l := range links {
+		href, _ := jsongetstring(l, "href")
+		rel, _ := jsongetstring(l, "rel")
+		t, _ := jsongetstring(l, "type")
+		if rel == "self" && friendorfoe(t) {
+			db.Exec("insert into xonkers (xid, ibox, obox, sbox, pubkey) values (?, ?, ?, ?, ?)",
+			name, href, "", "", "")
+			handlock.Lock()
+			handfull[name] = href
+			handlock.Unlock()
+			return href
+		}
+	}
+	handlock.Lock()
+	handfull[name] = ""
+	handlock.Unlock()
+	return ""
+}
+

honk.go

@@ -31,7 +31,6 @@ import (
 	"sort"
 	"strconv"
 	"strings"
-	"sync"
 	"time"
 
 	"github.com/gorilla/mux"
@@ -982,46 +981,6 @@ func showcombos(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-var handfull = make(map[string]string)
-var handlock sync.Mutex
-
-func gofish(name string) string {
-	if name[0] == '@' {
-		name = name[1:]
-	}
-	m := strings.Split(name, "@")
-	if len(m) != 2 {
-		log.Printf("bad fish name: %s", name)
-		return ""
-	}
-	handlock.Lock()
-	ref, ok := handfull[name]
-	handlock.Unlock()
-	if ok {
-		return ref
-	}
-	j, err := GetJunk(fmt.Sprintf("https://%s/.well-known/webfinger?resource=acct:%s", m[1], name))
-	handlock.Lock()
-	defer handlock.Unlock()
-	if err != nil {
-		log.Printf("failed to go fish %s: %s", name, err)
-		handfull[name] = ""
-		return ""
-	}
-	links, _ := jsongetarray(j, "links")
-	for _, l := range links {
-		href, _ := jsongetstring(l, "href")
-		rel, _ := jsongetstring(l, "rel")
-		t, _ := jsongetstring(l, "type")
-		if rel == "self" && friendorfoe(t) {
-			handfull[name] = href
-			return href
-		}
-	}
-	handfull[name] = ""
-	return ""
-}
-
 func savehonker(w http.ResponseWriter, r *http.Request) {
 	u := login.GetUserInfo(r)
 	name := r.FormValue("name")