Files
chat/internal/healthcheck/healthcheck.go
clawbot a57a73e94e
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fix: address all PR #10 review findings
Security:
- Add channel membership check before PRIVMSG (prevents non-members from sending)
- Add membership check on history endpoint (channels require membership, DMs scoped to own nick)
- Enforce MaxBytesReader on all POST request bodies
- Fix rand.Read error being silently ignored in token generation

Data integrity:
- Fix TOCTOU race in GetOrCreateChannel using INSERT OR IGNORE + SELECT

Build:
- Add CGO_ENABLED=0 to golangci-lint install in Dockerfile (fixes alpine build)

Linting:
- Strict .golangci.yml: only wsl disabled (deprecated in v2)
- Re-enable exhaustruct, depguard, godot, wrapcheck, varnamelen
- Fix linters-settings -> linters.settings for v2 config format
- Fix ALL lint findings in actual code (no linter config weakening)
- Wrap all external package errors (wrapcheck)
- Fill struct fields or add targeted nolint:exhaustruct where appropriate
- Rename short variables (ts->timestamp, n->bufIndex, etc.)
- Add depguard deny policy for io/ioutil and math/rand
- Exclude G704 (SSRF) in gosec config (CLI client takes user-configured URLs)

Tests:
- Add security tests (TestNonMemberCannotSend, TestHistoryNonMember)
- Split TestInsertAndPollMessages for reduced complexity
- Fix parallel test safety (viper global state prevents parallelism)
- Use t.Context() instead of context.Background() in tests

Docker build verified passing locally.
2026-02-26 21:21:49 -08:00

85 lines
2.1 KiB
Go

// Package healthcheck provides health status reporting for the server.
package healthcheck
import (
"context"
"log/slog"
"time"
"git.eeqj.de/sneak/chat/internal/config"
"git.eeqj.de/sneak/chat/internal/db"
"git.eeqj.de/sneak/chat/internal/globals"
"git.eeqj.de/sneak/chat/internal/logger"
"go.uber.org/fx"
)
// Params defines the dependencies for creating a Healthcheck.
type Params struct {
fx.In
Globals *globals.Globals
Config *config.Config
Logger *logger.Logger
Database *db.Database
}
// Healthcheck tracks server uptime and provides health status.
type Healthcheck struct {
// StartupTime records when the server started.
StartupTime time.Time
log *slog.Logger
params *Params
}
// New creates a new Healthcheck instance.
func New(
lifecycle fx.Lifecycle, params Params,
) (*Healthcheck, error) {
hcheck := &Healthcheck{ //nolint:exhaustruct // StartupTime set in OnStart
params: &params,
log: params.Logger.Get(),
}
lifecycle.Append(fx.Hook{
OnStart: func(_ context.Context) error {
hcheck.StartupTime = time.Now()
return nil
},
OnStop: func(_ context.Context) error {
return nil
},
})
return hcheck, nil
}
// Response is the JSON response returned by the health endpoint.
type Response struct {
Status string `json:"status"`
Now string `json:"now"`
UptimeSeconds int64 `json:"uptimeSeconds"`
UptimeHuman string `json:"uptimeHuman"`
Version string `json:"version"`
Appname string `json:"appname"`
Maintenance bool `json:"maintenanceMode"`
}
// Healthcheck returns the current health status of the server.
func (hcheck *Healthcheck) Healthcheck() *Response {
return &Response{
Status: "ok",
Now: time.Now().UTC().Format(time.RFC3339Nano),
UptimeSeconds: int64(hcheck.uptime().Seconds()),
UptimeHuman: hcheck.uptime().String(),
Appname: hcheck.params.Globals.Appname,
Version: hcheck.params.Globals.Version,
Maintenance: hcheck.params.Config.MaintenanceMode,
}
}
func (hcheck *Healthcheck) uptime() time.Duration {
return time.Since(hcheck.StartupTime)
}