/
srv.go
204 lines (180 loc) · 6.24 KB
/
srv.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
package server
import (
"context"
"errors"
"fmt"
"net/http"
"os"
"strings"
"time"
"github.com/DataDog/datadog-go/statsd"
"github.com/ddworken/hishtory/backend/server/internal/database"
"github.com/ddworken/hishtory/shared"
httptrace "gopkg.in/DataDog/dd-trace-go.v1/contrib/net/http"
)
type Server struct {
db *database.DB
statsd *statsd.Client
isProductionEnvironment bool
isTestEnvironment bool
trackUsageData bool
releaseVersion string
cronFn CronFn
updateInfo shared.UpdateInfo
}
type CronFn func(ctx context.Context, db *database.DB, stats *statsd.Client) error
type Option func(*Server)
func WithStatsd(statsd *statsd.Client) Option {
return func(s *Server) {
s.statsd = statsd
}
}
func WithReleaseVersion(releaseVersion string) Option {
return func(s *Server) {
s.releaseVersion = releaseVersion
}
}
func WithCron(cronFn CronFn) Option {
return func(s *Server) {
s.cronFn = cronFn
}
}
func WithUpdateInfo(updateInfo shared.UpdateInfo) Option {
return func(s *Server) {
s.updateInfo = updateInfo
}
}
func IsProductionEnvironment(v bool) Option {
return func(s *Server) {
s.isProductionEnvironment = v
}
}
func IsTestEnvironment(v bool) Option {
return func(s *Server) {
s.isTestEnvironment = v
}
}
func TrackUsageData(v bool) Option {
return func(s *Server) {
s.trackUsageData = v
}
}
func NewServer(db *database.DB, options ...Option) *Server {
srv := Server{db: db}
for _, option := range options {
option(&srv)
}
if srv.isProductionEnvironment && srv.isTestEnvironment {
panic(fmt.Errorf("cannot create a server that is both a prod environment and a test environment: %#v", srv))
}
return &srv
}
func (s *Server) Run(ctx context.Context, addr string) error {
mux := httptrace.NewServeMux()
if s.isProductionEnvironment {
defer configureObservability(mux, s.releaseVersion)()
go func() {
if err := s.db.DeepClean(ctx); err != nil {
fmt.Println("failed to deep clean: %w", err)
}
}()
}
middlewares := mergeMiddlewares(
withPanicGuard(s.statsd),
withLogging(s.statsd, os.Stdout),
)
mux.Handle("/api/v1/submit", middlewares(http.HandlerFunc(s.apiSubmitHandler)))
mux.Handle("/api/v1/get-dump-requests", middlewares(http.HandlerFunc(s.apiGetPendingDumpRequestsHandler)))
mux.Handle("/api/v1/submit-dump", middlewares(http.HandlerFunc(s.apiSubmitDumpHandler)))
mux.Handle("/api/v1/query", middlewares(http.HandlerFunc(s.apiQueryHandler)))
mux.Handle("/api/v1/bootstrap", middlewares(http.HandlerFunc(s.apiBootstrapHandler)))
mux.Handle("/api/v1/register", middlewares(http.HandlerFunc(s.apiRegisterHandler)))
mux.Handle("/api/v1/banner", middlewares(http.HandlerFunc(s.apiBannerHandler)))
mux.Handle("/api/v1/download", middlewares(http.HandlerFunc(s.apiDownloadHandler)))
mux.Handle("/api/v1/trigger-cron", middlewares(http.HandlerFunc(s.triggerCronHandler)))
mux.Handle("/api/v1/get-deletion-requests", middlewares(http.HandlerFunc(s.getDeletionRequestsHandler)))
mux.Handle("/api/v1/add-deletion-request", middlewares(http.HandlerFunc(s.addDeletionRequestHandler)))
mux.Handle("/api/v1/slsa-status", middlewares(http.HandlerFunc(s.slsaStatusHandler)))
mux.Handle("/api/v1/feedback", middlewares(http.HandlerFunc(s.feedbackHandler)))
mux.Handle("/api/v1/uninstall", middlewares(http.HandlerFunc(s.apiUninstallHandler)))
mux.Handle("/api/v1/ai-suggest", middlewares(http.HandlerFunc(s.aiSuggestionHandler)))
mux.Handle("/api/v1/ping", middlewares(http.HandlerFunc(s.pingHandler)))
mux.Handle("/healthcheck", middlewares(http.HandlerFunc(s.healthCheckHandler)))
mux.Handle("/internal/api/v1/usage-stats", middlewares(http.HandlerFunc(s.usageStatsHandler)))
mux.Handle("/internal/api/v1/stats", middlewares(http.HandlerFunc(s.statsHandler)))
if s.isTestEnvironment {
mux.Handle("/api/v1/ai-suggest-override", middlewares(http.HandlerFunc(s.testOnlyOverrideAiSuggestions)))
mux.Handle("/api/v1/wipe-db-entries", middlewares(http.HandlerFunc(s.wipeDbEntriesHandler)))
mux.Handle("/api/v1/get-num-connections", middlewares(http.HandlerFunc(s.getNumConnectionsHandler)))
}
httpServer := &http.Server{
Addr: addr,
Handler: mux,
}
fmt.Printf("Listening on %s\n", addr)
if err := httpServer.ListenAndServe(); err != nil {
if !errors.Is(err, http.ErrServerClosed) {
return fmt.Errorf("http.ListenAndServe: %w", err)
}
}
return nil
}
func (s *Server) UpdateReleaseVersion(v string, updateInfo shared.UpdateInfo) {
s.releaseVersion = v
s.updateInfo = updateInfo
}
func (s *Server) handleNonCriticalError(err error) {
if err != nil {
if s.isProductionEnvironment {
fmt.Printf("Unexpected non-critical error: %v", err)
} else {
panic(fmt.Errorf("unexpected non-critical error: %w", err))
}
}
}
func (s *Server) updateUsageData(ctx context.Context, version string, remoteAddr string, userId, deviceId string, numEntriesHandled int, isQuery bool) error {
if !s.trackUsageData {
return nil
}
var usageData []database.UsageData
usageData, err := s.db.UsageDataFindByUserAndDevice(ctx, userId, deviceId)
if err != nil && !strings.Contains(err.Error(), "record not found") {
return fmt.Errorf("db.UsageDataFindByUserAndDevice: %w", err)
}
if len(usageData) == 0 {
err := s.db.CreateUsageData(
ctx,
&database.UsageData{
UserId: userId,
DeviceId: deviceId,
LastUsed: time.Now(),
NumEntriesHandled: numEntriesHandled,
Version: version,
},
)
if err != nil {
return fmt.Errorf("db.UsageDataCreate: %w", err)
}
} else {
usage := usageData[0]
if err := s.db.UpdateUsageData(ctx, userId, deviceId, time.Now(), remoteAddr); err != nil {
return fmt.Errorf("db.UsageDataUpdate: %w", err)
}
if numEntriesHandled > 0 {
if err := s.db.UpdateUsageDataForNumEntriesHandled(ctx, userId, deviceId, numEntriesHandled); err != nil {
return fmt.Errorf("db.UsageDataUpdateNumEntriesHandled: %w", err)
}
}
if usage.Version != version {
if err := s.db.UpdateUsageDataClientVersion(ctx, userId, deviceId, version); err != nil {
return fmt.Errorf("db.UsageDataUpdateVersion: %w", err)
}
}
}
if isQuery {
if err := s.db.UpdateUsageDataNumberQueries(ctx, userId, deviceId); err != nil {
return fmt.Errorf("db.UsageDataUpdateNumQueries: %w", err)
}
}
return nil
}