fix: api handlers. add tests

This commit is contained in:
Jon Lundy 2022-09-07 16:00:10 -06:00
parent 4d3c5df454
commit 6425fcadcd
Signed by untrusted user who does not match committer: xuu
GPG Key ID: C63E6D61F3035024
8 changed files with 251 additions and 13 deletions

View File

@ -25,6 +25,9 @@ type Capabilities struct {
}
func (c Capabilities) String() string {
if c.AcceptEncoding == "" {
return "<nil>"
}
return fmt.Sprint("accept-encoding: ", c.AcceptEncoding)
}
@ -83,30 +86,40 @@ func (a *Addr) Refresh(ctx context.Context) error {
defer span.End()
span.AddEvent(fmt.Sprintf("Looking up SRV record for _salty._tcp.%s", a.Domain))
if target, _, err := a.dns.LookupSRV(ctx, "salty", "tcp", a.Domain); err == nil {
a.discoveredDomain = target
if _, srv, err := a.dns.LookupSRV(ctx, "salty", "tcp", a.Domain); err == nil {
if len(srv) > 0 {
a.discoveredDomain = strings.TrimSuffix(srv[0].Target, ".")
}
span.AddEvent(fmt.Sprintf("Discovered salty services %s", a.discoveredDomain))
} else if err != nil {
span.AddEvent(fmt.Sprintf("error looking up SRV record for _salty._tcp.%s : %s", a.Domain, err))
span.RecordError(fmt.Errorf("error looking up SRV record for _salty._tcp.%s : %s", a.Domain, err))
}
config, cap, err := fetchConfig(ctx, a.HashURI())
if err != nil {
// Fallback to plain user nick
span.RecordError(err)
config, cap, err = fetchConfig(ctx, a.URI())
}
if err != nil {
return fmt.Errorf("error looking up user %s: %w", a, err)
err = fmt.Errorf("error looking up user %s: %w", a, err)
span.RecordError(err)
return err
}
key, err := keys.NewEdX25519PublicKeyFromID(keys.ID(config.Key))
if err != nil {
return fmt.Errorf("error parsing public key %s: %w", config.Key, err)
err = fmt.Errorf("error parsing public key %s: %w", config.Key, err)
span.RecordError(err)
return err
}
a.key = key
u, err := url.Parse(config.Endpoint)
if err != nil {
return fmt.Errorf("error parsing endpoint %s: %w", config.Endpoint, err)
err = fmt.Errorf("error parsing endpoint %s: %w", config.Endpoint, err)
span.RecordError(err)
return err
}
a.endpoint = u
a.capabilities = cap

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@ -10,6 +10,7 @@ import (
"net/http"
"net/url"
"strings"
"time"
"github.com/keys-pub/keys"
"github.com/sour-is/ev/internal/lg"
@ -35,6 +36,7 @@ type service struct {
m_api_register syncint64.Counter
m_api_lookup syncint64.Counter
m_api_send syncint64.Counter
m_req_time syncint64.Histogram
}
type contextKey struct {
name string
@ -81,6 +83,10 @@ func New(ctx context.Context, es *es.EventStore, baseURL string) (*service, erro
svc.m_api_send, err = m.SyncInt64().Counter("salty_api_send")
errs = multierr.Append(errs, err)
svc.m_req_time, err = m.SyncInt64().Histogram("salty_request_time")
errs = multierr.Append(errs, err)
span.RecordError(err)
return svc, errs
@ -106,6 +112,9 @@ func (s *service) ServeHTTP(w http.ResponseWriter, r *http.Request) {
ctx, span := lg.Span(ctx)
defer span.End()
start := time.Now()
defer s.m_req_time.Record(ctx, int64(time.Since(start)))
addr := "saltyuser-" + strings.TrimPrefix(r.URL.Path, "/.well-known/salty/")
addr = strings.TrimSuffix(addr, ".json")
@ -209,10 +218,14 @@ func (s *service) apiv1(w http.ResponseWriter, r *http.Request) {
case http.MethodGet:
switch {
case r.URL.Path == "/ping":
s.m_api_ping.Add(ctx, 1)
w.Header().Set("Content-Type", "application/json")
_, _ = w.Write([]byte(`{}`))
case strings.HasPrefix(r.URL.Path, "/lookup/"):
s.m_api_lookup.Add(ctx, 1)
addr, err := s.ParseAddr(strings.TrimPrefix(r.URL.Path, "/lookup/"))
if err != nil {
span.RecordError(err)
@ -226,7 +239,8 @@ func (s *service) apiv1(w http.ResponseWriter, r *http.Request) {
return
}
json.NewEncoder(w).Encode(addr)
err = json.NewEncoder(w).Encode(addr)
span.RecordError(err)
return
default:
@ -237,8 +251,14 @@ func (s *service) apiv1(w http.ResponseWriter, r *http.Request) {
case http.MethodPost:
switch r.URL.Path {
case "/register":
s.m_api_register.Add(ctx, 1)
notImplemented(w)
return
case "/send":
s.m_api_send.Add(ctx, 1)
notImplemented(w)
return
default:
w.WriteHeader(http.StatusNotFound)
@ -249,3 +269,7 @@ func (s *service) apiv1(w http.ResponseWriter, r *http.Request) {
return
}
}
func notImplemented(w http.ResponseWriter) {
w.WriteHeader(http.StatusNotImplemented)
}

View File

@ -1,6 +1,7 @@
package main
import (
"log"
"net/http"
"github.com/rs/cors"
@ -17,6 +18,7 @@ func httpMux(fns ...interface{ RegisterHTTP(*http.ServeMux) }) http.Handler {
fn.RegisterHTTP(mux.ServeMux)
if fn, ok := fn.(interface{ RegisterAPIv1(*http.ServeMux) }); ok {
log.Printf("register api %T", fn)
fn.RegisterAPIv1(mux.api)
}
}
@ -28,10 +30,7 @@ func newMux() *mux {
api: http.NewServeMux(),
ServeMux: http.NewServeMux(),
}
mux.Handle("/api/v1/", http.StripPrefix("/api/v1/", mux.api))
mux.Handle("/api/v1/", http.StripPrefix("/api/v1", mux.api))
return mux
}
func (m mux) HandleAPIv1(pattern string, handler http.Handler) {
m.api.Handle(pattern, handler)
}

40
httpmux_test.go Normal file
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@ -0,0 +1,40 @@
package main
import (
"net/http"
"net/http/httptest"
"testing"
"github.com/matryer/is"
)
type mockHTTP struct {
onServeHTTP func()
}
func (m *mockHTTP) ServeHTTP(w http.ResponseWriter, r *http.Request) {
m.onServeHTTP()
}
func (h *mockHTTP) RegisterHTTP(mux *http.ServeMux) {
mux.Handle("/", h)
}
func (h *mockHTTP) RegisterAPIv1(mux *http.ServeMux) {
mux.Handle("/ping", h)
}
func TestHttpMux(t *testing.T) {
is := is.New(t)
called := false
mux := httpMux(&mockHTTP{func() { called = true }})
is.True(mux != nil)
w := httptest.NewRecorder()
r := httptest.NewRequest(http.MethodGet, "/api/v1/ping", nil)
mux.ServeHTTP(w, r)
is.True(called)
}

View File

@ -48,7 +48,9 @@ func initMetrics(ctx context.Context, name string) (context.Context, func() erro
host = h
}
config := prometheus.Config{}
config := prometheus.Config{
DefaultHistogramBoundaries: []float64{1, 2, 5, 10, 20, 50},
}
cont := controller.New(
processor.NewFactory(
selector.NewWithHistogramDistribution(

2
pkg/cache/cache.go vendored
View File

@ -139,7 +139,7 @@ func (c *Cache[K, V]) ContainsOrAdd(ctx context.Context, key K, value V) (ok, ev
// PeekOrAdd checks if a key is in the cache without updating the
// recent-ness or deleting it for being stale, and if not, adds the value.
// Returns whether found and whether an eviction occurred.
func (c *Cache[K, V]) PeekOrAdd(ctx context.Context, key K, value V) (previous interface{}, ok, evicted bool) {
func (c *Cache[K, V]) PeekOrAdd(ctx context.Context, key K, value V) (previous *V, ok, evicted bool) {
var k K
var v V
c.lock.Lock()

131
pkg/cache/cache_test.go vendored Normal file
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@ -0,0 +1,131 @@
package cache_test
import (
"context"
"testing"
"github.com/matryer/is"
"github.com/sour-is/ev/pkg/cache"
)
func TestCache(t *testing.T) {
is := is.New(t)
ctx := context.Background()
c, err := cache.NewCache[string, int](1)
is.NoErr(err)
evicted := c.Add(ctx, "one", 1)
is.True(!evicted)
is.True(c.Contains("one"))
_, ok := c.Peek("one")
is.True(ok)
ok, evicted = c.ContainsOrAdd(ctx, "two", 2)
is.True(!ok)
is.True(evicted)
is.True(!c.Contains("one"))
is.True(c.Contains("two"))
is.Equal(c.Len(), 1)
is.Equal(c.Keys(), []string{"two"})
v, ok := c.Get("two")
is.True(ok)
is.Equal(*v, 2)
evictCount := c.Resize(ctx, 100)
is.True(evictCount == 0)
c.Add(ctx, "one", 1)
prev, ok, evicted := c.PeekOrAdd(ctx, "three", 3)
is.True(!ok)
is.True(!evicted)
is.Equal(prev, nil)
key, value, ok := c.GetOldest()
is.True(ok)
is.Equal(*key, "two")
is.Equal(*value, 2)
key, value, ok = c.RemoveOldest(ctx)
is.True(ok)
is.Equal(*key, "two")
is.Equal(*value, 2)
c.Remove(ctx, "one")
c.Purge(ctx)
is.True(!c.Contains("three"))
}
func TestCacheWithEvict(t *testing.T) {
is := is.New(t)
ctx := context.Background()
evictions := 0
c, err := cache.NewWithEvict(1, func(ctx context.Context, s string, i int) { evictions++ })
is.NoErr(err)
key, value, ok := c.GetOldest()
is.True(!ok)
is.Equal(key, nil)
is.Equal(value, nil)
key, value, ok = c.RemoveOldest(ctx)
is.True(!ok)
is.Equal(key, nil)
is.Equal(value, nil)
evicted := c.Add(ctx, "one", 1)
is.True(!evicted)
is.True(c.Contains("one"))
_, ok = c.Peek("one")
is.True(ok)
ok, evicted = c.ContainsOrAdd(ctx, "two", 2)
is.True(!ok)
is.True(evicted)
is.True(!c.Contains("one"))
is.True(c.Contains("two"))
is.Equal(c.Len(), 1)
is.Equal(c.Keys(), []string{"two"})
v, ok := c.Get("two")
is.True(ok)
is.Equal(*v, 2)
evictCount := c.Resize(ctx, 100)
is.True(evictCount == 0)
c.Add(ctx, "one", 1)
prev, ok, evicted := c.PeekOrAdd(ctx, "three", 3)
is.True(!ok)
is.True(!evicted)
is.Equal(prev, nil)
key, value, ok = c.GetOldest()
is.True(ok)
is.Equal(*key, "two")
is.Equal(*value, 2)
key, value, ok = c.RemoveOldest(ctx)
is.True(ok)
is.Equal(*key, "two")
is.Equal(*value, 2)
c.Resize(ctx, 1)
c.Purge(ctx)
is.True(!c.Contains("three"))
is.Equal(evictions, 4)
}

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@ -0,0 +1,29 @@
package projecter_test
import (
"context"
"testing"
"github.com/sour-is/ev/pkg/es/driver"
)
type mockDriver struct {
onOpen func()
onEventLog func()
}
// EventLog implements driver.Driver
func (*mockDriver) EventLog(ctx context.Context, streamID string) (driver.EventLog, error) {
panic("unimplemented")
}
// Open implements driver.Driver
func (*mockDriver) Open(ctx context.Context, dsn string) (driver.Driver, error) {
panic("unimplemented")
}
var _ driver.Driver = (*mockDriver)(nil)
func TestProjecter(t *testing.T) {
}