upgrade deps; rewrite smtp session

vendor/github.com/getsentry/sentry-go/integrations.go

@@ -2,6 +2,7 @@ package sentry
 
 import (
 	"fmt"
+	"os"
 	"regexp"
 	"runtime"
 	"runtime/debug"
@@ -26,7 +27,7 @@ func (mi *modulesIntegration) SetupOnce(client *Client) {
 	client.AddEventProcessor(mi.processor)
 }
 
-func (mi *modulesIntegration) processor(event *Event, hint *EventHint) *Event {
+func (mi *modulesIntegration) processor(event *Event, _ *EventHint) *Event {
 	if len(event.Modules) == 0 {
 		mi.once.Do(func() {
 			info, ok := debug.ReadBuildInfo()
@@ -69,21 +70,22 @@ func (ei *environmentIntegration) SetupOnce(client *Client) {
 	client.AddEventProcessor(ei.processor)
 }
 
-func (ei *environmentIntegration) processor(event *Event, hint *EventHint) *Event {
+func (ei *environmentIntegration) processor(event *Event, _ *EventHint) *Event {
 	// Initialize maps as necessary.
+	contextNames := []string{"device", "os", "runtime"}
 	if event.Contexts == nil {
-		event.Contexts = make(map[string]interface{})
+		event.Contexts = make(map[string]Context, len(contextNames))
 	}
-	for _, name := range []string{"device", "os", "runtime"} {
+	for _, name := range contextNames {
 		if event.Contexts[name] == nil {
-			event.Contexts[name] = make(map[string]interface{})
+			event.Contexts[name] = make(Context)
 		}
 	}
 
 	// Set contextual information preserving existing data. For each context, if
 	// the existing value is not of type map[string]interface{}, then no
 	// additional information is added.
-	if deviceContext, ok := event.Contexts["device"].(map[string]interface{}); ok {
+	if deviceContext, ok := event.Contexts["device"]; ok {
 		if _, ok := deviceContext["arch"]; !ok {
 			deviceContext["arch"] = runtime.GOARCH
 		}
@@ -91,12 +93,12 @@ func (ei *environmentIntegration) processor(event *Event, hint *EventHint) *Even
 			deviceContext["num_cpu"] = runtime.NumCPU()
 		}
 	}
-	if osContext, ok := event.Contexts["os"].(map[string]interface{}); ok {
+	if osContext, ok := event.Contexts["os"]; ok {
 		if _, ok := osContext["name"]; !ok {
 			osContext["name"] = runtime.GOOS
 		}
 	}
-	if runtimeContext, ok := event.Contexts["runtime"].(map[string]interface{}); ok {
+	if runtimeContext, ok := event.Contexts["runtime"]; ok {
 		if _, ok := runtimeContext["name"]; !ok {
 			runtimeContext["name"] = "go"
 		}
@@ -129,11 +131,11 @@ func (iei *ignoreErrorsIntegration) Name() string {
 }
 
 func (iei *ignoreErrorsIntegration) SetupOnce(client *Client) {
-	iei.ignoreErrors = transformStringsIntoRegexps(client.Options().IgnoreErrors)
+	iei.ignoreErrors = transformStringsIntoRegexps(client.options.IgnoreErrors)
 	client.AddEventProcessor(iei.processor)
 }
 
-func (iei *ignoreErrorsIntegration) processor(event *Event, hint *EventHint) *Event {
+func (iei *ignoreErrorsIntegration) processor(event *Event, _ *EventHint) *Event {
 	suspects := getIgnoreErrorsSuspects(event)
 
 	for _, suspect := range suspects {
@@ -176,6 +178,40 @@ func getIgnoreErrorsSuspects(event *Event) []string {
 	return suspects
 }
 
+// ================================
+// Ignore Transactions Integration
+// ================================
+
+type ignoreTransactionsIntegration struct {
+	ignoreTransactions []*regexp.Regexp
+}
+
+func (iei *ignoreTransactionsIntegration) Name() string {
+	return "IgnoreTransactions"
+}
+
+func (iei *ignoreTransactionsIntegration) SetupOnce(client *Client) {
+	iei.ignoreTransactions = transformStringsIntoRegexps(client.options.IgnoreTransactions)
+	client.AddEventProcessor(iei.processor)
+}
+
+func (iei *ignoreTransactionsIntegration) processor(event *Event, _ *EventHint) *Event {
+	suspect := event.Transaction
+	if suspect == "" {
+		return event
+	}
+
+	for _, pattern := range iei.ignoreTransactions {
+		if pattern.Match([]byte(suspect)) {
+			Logger.Printf("Transaction dropped due to being matched by `IgnoreTransactions` option."+
+				"| Value matched: %s | Filter used: %s", suspect, pattern)
+			return nil
+		}
+	}
+
+	return event
+}
+
 // ================================
 // Contextify Frames Integration
 // ================================
@@ -197,7 +233,7 @@ func (cfi *contextifyFramesIntegration) SetupOnce(client *Client) {
 	client.AddEventProcessor(cfi.processor)
 }
 
-func (cfi *contextifyFramesIntegration) processor(event *Event, hint *EventHint) *Event {
+func (cfi *contextifyFramesIntegration) processor(event *Event, _ *EventHint) *Event {
 	// Range over all exceptions
 	for _, ex := range event.Exception {
 		// If it has no stacktrace, just bail out
@@ -290,3 +326,66 @@ func (cfi *contextifyFramesIntegration) addContextLinesToFrame(frame Frame, line
 	}
 	return frame
 }
+
+// ================================
+// Global Tags Integration
+// ================================
+
+const envTagsPrefix = "SENTRY_TAGS_"
+
+type globalTagsIntegration struct {
+	tags    map[string]string
+	envTags map[string]string
+}
+
+func (ti *globalTagsIntegration) Name() string {
+	return "GlobalTags"
+}
+
+func (ti *globalTagsIntegration) SetupOnce(client *Client) {
+	ti.tags = make(map[string]string, len(client.options.Tags))
+	for k, v := range client.options.Tags {
+		ti.tags[k] = v
+	}
+
+	ti.envTags = loadEnvTags()
+
+	client.AddEventProcessor(ti.processor)
+}
+
+func (ti *globalTagsIntegration) processor(event *Event, _ *EventHint) *Event {
+	if len(ti.tags) == 0 && len(ti.envTags) == 0 {
+		return event
+	}
+
+	if event.Tags == nil {
+		event.Tags = make(map[string]string, len(ti.tags)+len(ti.envTags))
+	}
+
+	for k, v := range ti.tags {
+		if _, ok := event.Tags[k]; !ok {
+			event.Tags[k] = v
+		}
+	}
+
+	for k, v := range ti.envTags {
+		if _, ok := event.Tags[k]; !ok {
+			event.Tags[k] = v
+		}
+	}
+
+	return event
+}
+
+func loadEnvTags() map[string]string {
+	tags := map[string]string{}
+	for _, pair := range os.Environ() {
+		parts := strings.Split(pair, "=")
+		if !strings.HasPrefix(parts[0], envTagsPrefix) {
+			continue
+		}
+		tag := strings.TrimPrefix(parts[0], envTagsPrefix)
+		tags[tag] = parts[1]
+	}
+	return tags
+}