Ask Bjørn Hansen
ca2cdaf458
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continuous-integration/drone/push Build is passing
135 lines
2.8 KiB
Go
135 lines
2.8 KiB
Go
package server
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import (
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"context"
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"database/sql"
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"fmt"
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"log/slog"
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"net/http"
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"github.com/labstack/echo/v4"
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"github.com/labstack/echo/v4/middleware"
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"go.opentelemetry.io/contrib/instrumentation/github.com/labstack/echo/otelecho"
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otrace "go.opentelemetry.io/otel/trace"
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"golang.org/x/sync/errgroup"
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"go.ntppool.org/common/health"
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"go.ntppool.org/common/logger"
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"go.ntppool.org/common/metricsserver"
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chdb "go.ntppool.org/data-api/chdb"
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"go.ntppool.org/data-api/ntpdb"
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)
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type Server struct {
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db *sql.DB
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ch *chdb.ClickHouse
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ctx context.Context
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metrics *metricsserver.Metrics
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tracer otrace.Tracer
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}
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func NewServer(ctx context.Context, configFile string) (*Server, error) {
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ch, err := chdb.New(ctx, configFile)
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if err != nil {
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return nil, fmt.Errorf("clickhouse open: %w", err)
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}
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db, err := ntpdb.OpenDB(configFile)
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if err != nil {
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return nil, fmt.Errorf("mysql open: %w", err)
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}
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srv := &Server{
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ch: ch,
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db: db,
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ctx: ctx,
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metrics: metricsserver.New(),
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}
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err = srv.initTracer()
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if err != nil {
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return nil, err
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}
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srv.tracer = srv.NewTracer()
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return srv, nil
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}
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func (srv *Server) Run() error {
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log := logger.Setup()
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ctx, cancel := context.WithCancel(srv.ctx)
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defer cancel()
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g, _ := errgroup.WithContext(ctx)
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g.Go(func() error {
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return srv.metrics.ListenAndServe(ctx, 9020)
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})
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g.Go(func() error {
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return health.HealthCheckListener(ctx, 9019, log.WithGroup("health"))
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})
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e := echo.New()
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e.Use(otelecho.Middleware("data-api"))
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e.Use(middleware.Logger())
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e.Use(middleware.CORSWithConfig(middleware.CORSConfig{
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AllowOrigins: []string{
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"http://localhost", "http://localhost:5173", "http://localhost:8080",
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"https://www.ntppool.org", "https://*.ntppool.org",
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"https://web.beta.grundclock.com", "https://manage.beta.grundclock.com",
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"https:/*.askdev.grundclock.com",
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},
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AllowHeaders: []string{echo.HeaderOrigin, echo.HeaderContentType, echo.HeaderAccept},
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}))
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e.GET("/hello", func(c echo.Context) error {
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return c.String(http.StatusOK, "Hello")
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})
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e.GET("/api/usercc", srv.userCountryData)
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e.GET("/api/server/dns/answers/:server", srv.dnsAnswers)
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g.Go(func() error {
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return e.Start(":8030")
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})
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return g.Wait()
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}
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func (srv *Server) userCountryData(c echo.Context) error {
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ctx := c.Request().Context()
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q := ntpdb.New(srv.db)
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zoneStats, err := q.GetZoneStats(ctx)
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if err != nil {
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slog.Error("GetZoneStats", "err", err)
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return c.String(http.StatusInternalServerError, err.Error())
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}
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if zoneStats == nil {
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slog.Info("didn't get zoneStats")
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}
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data, err := srv.ch.UserCountryData(c.Request().Context())
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if err != nil {
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slog.Error("UserCountryData", "err", err)
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return c.String(http.StatusInternalServerError, err.Error())
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}
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return c.JSON(http.StatusOK, struct {
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UserCountry *chdb.UserCountry
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ZoneStats *ntpdb.ZoneStats
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}{
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UserCountry: data,
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ZoneStats: zoneStats,
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})
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}
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