81 lines
1.9 KiB
Go
81 lines
1.9 KiB
Go
// Copyright (C) 2022 The pages authors
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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package session
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import (
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"net/http"
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"time"
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"github.com/gorilla/websocket"
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"go.uber.org/zap"
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"github.com/mjpitz/myago/zaputil"
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"github.com/mjpitz/pages/internal/geoip"
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"github.com/mjpitz/pages/internal/metrics"
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)
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type Request struct {
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ID string
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FullName string
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}
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func Handler() *Handle {
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return &Handle{
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upgrader: websocket.Upgrader{
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ReadBufferSize: 1024,
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WriteBufferSize: 1024,
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},
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}
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}
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type Handle struct {
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upgrader websocket.Upgrader
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}
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func (h *Handle) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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log := zaputil.Extract(r.Context())
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conn, err := h.upgrader.Upgrade(w, r, nil)
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if err != nil {
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log.Error("failed to upgrade connection", zap.Error(err))
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return
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}
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defer func() { _ = conn.Close() }()
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path := r.URL.Path
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geoInfo := geoip.Extract(r.Context())
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active := metrics.PageSessionsActive.WithLabelValues(path, geoInfo.CountryCode)
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active.Inc()
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defer func() { active.Dec() }()
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start := time.Now()
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defer func() {
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metrics.PageSessionDuration.WithLabelValues(path, geoInfo.CountryCode).Observe(time.Since(start).Seconds())
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}()
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for {
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req := Request{}
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err = conn.ReadJSON(&req)
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if err != nil {
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return
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}
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}
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}
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