latest
This commit is contained in:
parent
7e0266aefc
commit
29c31d44f8
2
go.mod
2
go.mod
|
@ -1,4 +1,4 @@
|
|||
module git.eeqj.de/sneak/go-simplelog
|
||||
module sneak.berlin/go/simplelog
|
||||
|
||||
go 1.22.1
|
||||
|
||||
|
|
|
@ -3,6 +3,6 @@ package simplelog
|
|||
import "log/slog"
|
||||
|
||||
// Handler defines the interface for different log outputs.
|
||||
type Handler interface {
|
||||
type ExtendedHandler interface {
|
||||
slog.Handler
|
||||
}
|
||||
|
|
|
@ -1,13 +1,10 @@
|
|||
package simplelog
|
||||
|
||||
import (
|
||||
"context"
|
||||
"encoding/json"
|
||||
"context"
|
||||
"encoding/json"
|
||||
"log"
|
||||
"log/slog"
|
||||
"log"
|
||||
)
|
||||
|
||||
type JSONHandler struct{}
|
||||
|
|
|
@ -10,8 +10,8 @@ import (
|
|||
"net"
|
||||
"net/url"
|
||||
"os"
|
||||
"os"
|
||||
"path/filepath"
|
||||
"runtime"
|
||||
"strconv"
|
||||
"time"
|
||||
|
||||
|
@ -43,6 +43,8 @@ var (
|
|||
|
||||
type RELPHandler struct {
|
||||
relpServerURL string
|
||||
relpHost string
|
||||
relpPort string
|
||||
conn net.Conn
|
||||
ch chan Event
|
||||
done chan struct{}
|
||||
|
@ -50,51 +52,52 @@ type RELPHandler struct {
|
|||
timer *time.Timer
|
||||
}
|
||||
|
||||
func NewRELPHandler(relpURL string) (*RELPHandler, error) {
|
||||
func NewRELPHandler(relpURL string) (ExtendedHandler, error) {
|
||||
parsedURL, err := url.Parse(relpURL)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("Error parsing RELP URL: %v", err)
|
||||
return nil, fmt.Errorf("error parsing RELP URL: %v", err)
|
||||
}
|
||||
if parsedURL.Scheme != "tcp" {
|
||||
return nil, fmt.Errorf("RELP URL must have the tcp scheme, got %s", parsedURL.Scheme)
|
||||
return nil, fmt.Errorf("the RELP URL must have the tcp scheme, got %s", parsedURL.Scheme)
|
||||
}
|
||||
|
||||
host, port, err := net.SplitHostPort(parsedURL.Host)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("Error splitting host and port: %v", err)
|
||||
}
|
||||
|
||||
if err := os.MkdirAll(filepath.Join(cacheDir, "simplelog"), 0755); err != nil {
|
||||
return nil, fmt.Errorf("Failed to create cache directory: %v", err)
|
||||
return nil, fmt.Errorf("failed to create cache directory: %v", err)
|
||||
}
|
||||
r := &RELPHandler{
|
||||
relpServerURL: parsedURL.Host,
|
||||
ch: make(chan Event, diskBufferLimit),
|
||||
done: make(chan struct{}),
|
||||
failedCh: make(chan Event, diskBufferLimit),
|
||||
timer: time.NewTimer(diskWriteInterval),
|
||||
relpHost: host,
|
||||
relpPort: port,
|
||||
}
|
||||
if relpDebug {
|
||||
log.Printf("Created new RELP handler for server at %s", r.relpServerURL)
|
||||
}
|
||||
|
||||
err = r.Startup()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return r, nil
|
||||
}
|
||||
|
||||
func (r *RELPHandler) connectToRELPServer() (net.Conn, error) {
|
||||
parsedURL, err := url.Parse(r.relpServerURL)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("Error parsing RELP URL: %v", err)
|
||||
}
|
||||
if parsedURL.Scheme != "tcp" {
|
||||
return nil, fmt.Errorf("RELP URL must have the tcp scheme, got %s", parsedURL.Scheme)
|
||||
}
|
||||
host, port, err := net.SplitHostPort(parsedURL.Host)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("Error splitting host and port: %v", err)
|
||||
}
|
||||
conn, err := net.Dial("tcp", net.JoinHostPort(host, port))
|
||||
conn, err := net.Dial("tcp", net.JoinHostPort(r.relpHost, r.relpPort))
|
||||
if err != nil {
|
||||
if relpDebug {
|
||||
log.Printf("Failed to connect to RELP server at %s: %v", net.JoinHostPort(host, port), err)
|
||||
log.Printf("Failed to connect to RELP server at %s: %v", net.JoinHostPort(r.relpHost, r.relpPort), err)
|
||||
}
|
||||
return nil, err
|
||||
}
|
||||
if relpDebug {
|
||||
log.Printf("Successfully connected to RELP server at %s", net.JoinHostPort(host, port))
|
||||
log.Printf("Successfully connected to RELP server at %s", net.JoinHostPort(r.relpHost, r.relpPort))
|
||||
}
|
||||
return conn, nil
|
||||
}
|
||||
|
@ -139,13 +142,20 @@ func (r *RELPHandler) Handle(ctx context.Context, record slog.Record) error {
|
|||
if err != nil {
|
||||
return fmt.Errorf("error marshaling attributes: %v", err)
|
||||
}
|
||||
event := NewEvent(record.Level.String(), record.Message, jsonData)
|
||||
select {
|
||||
case r.ch <- event:
|
||||
return nil // Successfully sent event to channel
|
||||
default:
|
||||
return fmt.Errorf("failed to log event: channel is full")
|
||||
// Get the caller information
|
||||
_, file, line, ok := runtime.Caller(5)
|
||||
if !ok {
|
||||
file = "???"
|
||||
line = 0
|
||||
}
|
||||
|
||||
event := NewExtendedEvent(record.Level.String(), record.Message, jsonData, file, line)
|
||||
for _, handler := range cl.handlers {
|
||||
if err := handler.Handle(ctx, event); err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (r *RELPHandler) receiveEventsFromChannel() {
|
||||
|
|
|
@ -2,7 +2,7 @@
|
|||
|
||||
# Set the environment variables for the RELP server URL and optionally for the webhook URL
|
||||
export LOGGER_RELP_URL="tcp://10.201.1.18:20514"
|
||||
export LOGGER_WEBHOOK_URL="https://example.com/webhook"
|
||||
#export LOGGER_WEBHOOK_URL="https://example.com/webhook"
|
||||
export RELP_DEBUG=1
|
||||
|
||||
# Run the Go program
|
||||
|
|
Loading…
Reference in New Issue