func (p *Peer) flush() {
p.muElements.Lock()
for _, z := range p.insertElements {
err := p.ptree.Insert(z)
if err != nil {
log.Warningf("cannot insert %q into prefix tree: %v", z, errgo.Details(err))
}
}
if len(p.insertElements) > 0 {
p.logFields("mutate", log.Fields{"elements": len(p.insertElements)}).Debugf("inserted")
}
for _, z := range p.removeElements {
err := p.ptree.Remove(z)
if err != nil {
log.Warningf("cannot remove %q from prefix tree: %v", z, errgo.Details(err))
}
}
if len(p.removeElements) > 0 {
p.logFields("mutate", log.Fields{"elements": len(p.removeElements)}).Debugf("removed")
}
p.insertElements = nil
p.removeElements = nil
if p.mutatedFunc != nil {
p.mutatedFunc()
}
p.muElements.Unlock()
}
func (st *storage) createIndexes() {
for _, crIndexSQL := range crIndexesSQL {
_, err := st.Exec(crIndexSQL)
if err != nil {
log.Warningf("error executing %q: %v", crIndexSQL, err)
}
}
}
func (p *Peer) Serve() error {
addr, err := p.settings.ReconNet.Resolve(p.settings.ReconAddr)
if err != nil {
return errgo.Mask(err)
}
matcher, err := p.settings.Matcher()
if err != nil {
log.Errorf("cannot create matcher: %v", err)
return errgo.Mask(err)
}
ln, err := net.Listen(addr.Network(), addr.String())
if err != nil {
return errgo.Mask(err)
}
p.t.Go(func() error {
<-p.t.Dying()
return ln.Close()
})
for {
conn, err := ln.Accept()
if err != nil {
return errgo.Mask(err)
}
if tcConn, ok := conn.(*net.TCPConn); ok {
tcConn.SetKeepAlive(true)
tcConn.SetKeepAlivePeriod(3 * time.Minute)
remoteAddr := tcConn.RemoteAddr().(*net.TCPAddr)
if !matcher.Match(remoteAddr.IP) {
log.Warningf("connection rejected from %q", remoteAddr)
conn.Close()
continue
}
}
p.muDie.Lock()
if p.isDying() {
conn.Close()
return nil
}
p.t.Go(func() error {
err = p.Accept(conn)
if errgo.Cause(err) == ErrPeerBusy {
p.logErr(GOSSIP, err).Debug()
} else if err != nil {
p.logErr(SERVE, err).Errorf("recon with %v failed", conn.RemoteAddr())
}
return nil
})
p.muDie.Unlock()
}
}
func testKeyring(opkr *openpgp.OpaqueKeyring) (int, int, error) {
var buf bytes.Buffer
for _, op := range opkr.Packets {
err := op.Serialize(&buf)
if err != nil {
return 0, 0, errgo.Mask(err)
}
}
pk, err := opkr.Parse()
if err != nil {
return 0, 0, errgo.Mask(err)
}
dupDigest, err := openpgp.SksDigest(pk, md5.New())
if err != nil {
return 0, 0, errgo.Mask(err)
}
err = openpgp.DropDuplicates(pk)
if err != nil {
return 0, 0, errgo.Mask(err)
}
dedupDigest, err := openpgp.SksDigest(pk, md5.New())
if err != nil {
return 0, 0, errgo.Mask(err)
}
cmd := exec.Command("./sks_hash")
var out bytes.Buffer
cmd.Stdin = bytes.NewBuffer(buf.Bytes())
cmd.Stdout = &out
err = cmd.Run()
if err != nil {
return 0, 0, errgo.Mask(err)
}
sksDigest := strings.ToLower(strings.TrimSpace(string(out.Bytes())))
if dedupDigest != sksDigest {
log.Warningf("hkp=%q hkp_dedup=%q sks=%q", dupDigest, dedupDigest, sksDigest)
var out bytes.Buffer
armw, err := armor.Encode(&out, xopenpgp.PublicKeyType, nil)
if err != nil {
return 0, 1, errgo.Mask(err)
}
armw.Write(buf.Bytes())
armw.Close()
fmt.Println(out.String())
return 0, 1, nil
}
return 1, 0, nil
}
func (p *Peer) setReadDeadline(conn net.Conn, d time.Duration) {
err := conn.SetReadDeadline(time.Now().Add(d))
if err != nil {
log.Warningf("failed to set read deadline: %v")
}
}