Clean obsolete comment

app/client.go

@@ -8,6 +8,7 @@ import (
 	"net"
 	"os"
 	"regexp"
+	"strings"
 
 	"framagit.org/ppom/reaction/logger"
 	"sigs.k8s.io/yaml"
@@ -20,7 +21,7 @@ const (
 
 type Request struct {
 	Request int
-	Pattern []string
+	Pattern string
 }
 
 type Response struct {
@@ -85,7 +86,7 @@ func usage(err string) {
 }
 
 func ClientShow(format, stream, filter string, regex *regexp.Regexp) {
-	response := SendAndRetrieve(Request{Show, []string{""}})
+	response := SendAndRetrieve(Request{Show, ""})
 	if response.Err != nil {
 		logger.Fatalln("Received error from daemon:", response.Err)
 	}
@@ -137,9 +138,15 @@ func ClientShow(format, stream, filter string, regex *regexp.Regexp) {
 	if regex != nil {
 		for streamName := range response.ClientStatus {
 			for filterName := range response.ClientStatus[streamName] {
-				for patternName := range response.ClientStatus[streamName][filterName] {
-					if !regex.MatchString(patternName) {
-						delete(response.ClientStatus[streamName][filterName], patternName)
+				for patterns := range response.ClientStatus[streamName][filterName] {
+					pmatch := false
+					for _, p := range strings.Split(patterns, "\x00") {
+						if regex.MatchString(p) {
+							pmatch = true
+						}
+					}
+					if !pmatch {
+						delete(response.ClientStatus[streamName][filterName], patterns)
 					}
 				}
 				if len(response.ClientStatus[streamName][filterName]) == 0 {
@@ -162,12 +169,22 @@ func ClientShow(format, stream, filter string, regex *regexp.Regexp) {
 	if err != nil {
 		logger.Fatalln("Failed to convert daemon binary response to text format:", err)
 	}
+
+	// Replace \0 joined string with space joined string ("1.2.3.4\0root" -> "1.2.3.4 root")
+	for streamName := range response.ClientStatus {
+		for filterName := range response.ClientStatus[streamName] {
+			for patterns := range response.ClientStatus[streamName][filterName] {
+				text = []byte(strings.ReplaceAll(string(text), strings.Join(strings.Split(patterns, "\x00"), "\\0"), strings.Join(strings.Split(patterns, "\x00"), " ")))
+			}
+		}
+	}
 	fmt.Println(string(text))
+
 	os.Exit(0)
 }
 
-func ClientFlush(pattern []string, streamfilter, format string) {
-	response := SendAndRetrieve(Request{Flush, pattern})
+func ClientFlush(patterns []string, streamfilter, format string) {
+	response := SendAndRetrieve(Request{Flush, strings.Join(patterns, "\x00")})
 	if response.Err != nil {
 		logger.Fatalln("Received error from daemon:", response.Err)
 		os.Exit(1)

app/daemon.go

@@ -2,8 +2,6 @@ package app
 
 import (
 	"bufio"
-	"bytes"
-	"fmt"
 	"os"
 	"os/exec"
 	"os/signal"
@@ -15,71 +13,6 @@ import (
 	"framagit.org/ppom/reaction/logger"
 )
 
-// Compare content and ordering. Case sensitive.
-func IsStringArrayEqual(one, two []string) bool {
-	for i, a := range one {
-		if a != two[i] {
-			return false
-		}
-	}
-	return true
-}
-
-
-// Executes a command and write to its stdin via input channel until command, or reaction, dies
-func cmdStdin(commandline []string, input <-chan string) {
-	cmd := exec.Command(commandline[0], commandline[1:]...)
-	stdin, err := cmd.StdinPipe()
-	if err != nil {
-		logger.Fatalln("couldn't open stdin on command:", err)
-	}
-	stdout, err := cmd.StdoutPipe()
-	if err != nil {
-		logger.Fatalln("couldn't open stdout on command:", err)
-	}
-	if err := cmd.Start(); err != nil {
-		logger.Fatalln("couldn't start command:", err)
-	}
-	defer stdin.Close()
-
-	logger.Printf(logger.INFO, fmt.Sprintf("Output started with %v\n", commandline))
-
-	// stdout displaying thread
-	go func() {
-		// FIXME
-		tmp := make([]byte, 1024)
-		for {
-			_, err := stdout.Read(tmp)
-			if len(bytes.Trim(tmp, "\x00")) > 0 {
-				for _, line := range strings.Split(strings.ReplaceAll(string(bytes.Trim(tmp, "\x00")), "\r\n", "\n"), "\n") {
-					if len(line) > 0 {
-						logger.Printf(logger.INFO, fmt.Sprintf("Output returned %s", line))
-					}
-				}
-			}
-			if err != nil {
-				logger.Printf(logger.ERROR, fmt.Sprintf("Reading output error: %v\n", err))
-				break
-			}
-		}
-	}()
-
-	// Stdin writing thread
-	go func() {
-		for {
-			in := <-input
-			_, err := stdin.Write([]byte(in))
-			if err != nil {
-				logger.Printf(logger.ERROR, fmt.Sprintf("Writing to output error: %v\n", err))
-				break
-			}
-		}
-	}()
-
-	err = cmd.Wait()
-	logger.Fatalln("command %v stopped: %v", cmd, err)
-}
-
 // Executes a command and channel-send its stdout
 func cmdStdout(commandline []string) chan *string {
 	lines := make(chan *string)
@@ -144,8 +77,8 @@ func (p *Pattern) notAnIgnore(match *string) bool {
 }
 
 // Whether one of the filter's regexes is matched on a line
-func (f *Filter) match(line *string) []string {
-	var result []string
+func (f *Filter) match(line *string) string {
+	var result string
 	for _, regex := range f.compiledRegex {
 
 		if matches := regex.FindStringSubmatch(*line); matches != nil {
@@ -158,54 +91,47 @@ func (f *Filter) match(line *string) []string {
 				match := matches[regex.SubexpIndex(p.name)]
 				if p.notAnIgnore(&match) {
 					logger.Printf(logger.INFO, "%s.%s: match [%v]\n", f.stream.name, f.name, match)
-					result = append(result, match)
+					if len(result) == 0 {
+						result = match
+					} else {
+						result = strings.Join([]string{result, match}, "\x00")
+					}
 				}
 			}
 			if f.pattern == nil {
 				// No pattern, so this match will never actually be used
-				return nil
+				return ""
 			}
 		}
 	}
-	if len(result) == len(f.pattern) {
+	if len(strings.Split(result, "\x00")) == len(f.pattern) {
 		return result
 	} else {
-		// Incomplete match = no match.
-		return nil
+		// Incomplete match = no match
+		return ""
 	}
 }
 
-func (f *Filter) sendActions(match []string, at time.Time) {
+func (f *Filter) sendActions(match string, at time.Time) {
 	for _, a := range f.Actions {
 		actionsC <- PAT{match, a, at.Add(a.afterDuration)}
 	}
 }
 
-func (a *Action) exec(match []string) {
+func (a *Action) exec(match string) {
 	defer wgActions.Done()
 
-	if len(a.Cmd) > 0 {
-		a.execCmd(match)
-	}
-
-	if a.Write != nil {
-		a.execWrite(match)
-	}
-}
-
-func (a *Action) execCmd(match []string) {
 	var computedCommand []string
-	var cmdItem string
 
 	if a.filter.pattern != nil {
 		computedCommand = make([]string, 0, len(a.Cmd))
+		matches := strings.Split(match, "\x00")
 
 		for _, item := range a.Cmd {
-			cmdItem = strings.Clone(item)
 			for i, p := range a.filter.pattern {
-				cmdItem = strings.ReplaceAll(cmdItem, p.nameWithBraces, match[i])
+				item = strings.ReplaceAll(item, p.nameWithBraces, matches[i])
 			}
-			computedCommand = append(computedCommand, cmdItem)
+			computedCommand = append(computedCommand, item)
 		}
 	} else {
 		computedCommand = a.Cmd
@@ -220,29 +146,6 @@ func (a *Action) execCmd(match []string) {
 	}
 }
 
-func (a *Action) execWrite(match []string) {
-	var computedWrite string
-	var writeItem string
-
-	if a.filter.pattern != nil {
-		for _, item := range a.Write.Text {
-			writeItem = strings.Clone(item)
-			for i, p := range a.filter.pattern {
-				writeItem = strings.ReplaceAll(writeItem, p.nameWithBraces, match[i])
-			}
-			if len(computedWrite) > 0 {
-				computedWrite = computedWrite + " " + writeItem
-			} else {
-				computedWrite = writeItem
-			}
-		}
-	} else {
-		computedWrite = strings.Join(a.Write.Text, " ")
-	}
-
-	a.Write.Output.Stdin <- fmt.Sprintf("%s\n", computedWrite)
-}
-
 func ActionsManager(concurrency int) {
 	// concurrency init
 	execActionsC := make(chan PA)
@@ -267,7 +170,7 @@ func ActionsManager(concurrency int) {
 			}
 		}()
 	}
-	execAction := func(a *Action, p []string) {
+	execAction := func(a *Action, p string) {
 		wgActions.Add(1)
 		execActionsC <- PA{p, a}
 	}
@@ -285,10 +188,10 @@ func ActionsManager(concurrency int) {
 				execAction(action, pattern)
 			} else {
 				actionsLock.Lock()
-				if actions[&pa] == nil {
-					actions[&pa] = make(map[time.Time]struct{})
+				if actions[pa] == nil {
+					actions[pa] = make(map[time.Time]struct{})
 				}
-				actions[&pa][then] = struct{}{}
+				actions[pa][then] = struct{}{}
 				actionsLock.Unlock()
 				go func(insidePat PAT, insideNow time.Time) {
 					time.Sleep(insidePat.t.Sub(insideNow))
@@ -299,8 +202,8 @@ func ActionsManager(concurrency int) {
 			pa := PA{pat.p, pat.a}
 			pattern, action, then := pat.p, pat.a, pat.t
 			actionsLock.Lock()
-			if actions[&pa] != nil {
-				delete(actions[&pa], then)
+			if actions[pa] != nil {
+				delete(actions[pa], then)
 			}
 			actionsLock.Unlock()
 			execAction(action, pattern)
@@ -308,7 +211,7 @@ func ActionsManager(concurrency int) {
 			ret := make(ActionsMap)
 			actionsLock.Lock()
 			for pa := range actions {
-				if IsStringArrayEqual(pa.p, fo.p) {
+				if pa.p == fo.p {
 					for range actions[pa] {
 						execAction(pa.a, pa.p)
 					}
@@ -358,7 +261,7 @@ func MatchesManager() {
 			matchesManagerHandleFlush(fo)
 		case pft = <-matchesC:
 
-			entry := LogEntry{pft.t, 0, pft.p, pft.f.stream.name, pft.f.name, 0, false}
+			entry := LogEntry{pft.t, 0, strings.Join(strings.Split(pft.p, "\x00"), " / "), pft.f.stream.name, pft.f.name, 0, false}
 
 			entry.Exec = matchesManagerHandleMatch(pft)
 
@@ -371,7 +274,7 @@ func matchesManagerHandleFlush(fo FlushMatchOrder) {
 	ret := make(MatchesMap)
 	matchesLock.Lock()
 	for pf := range matches {
-		if IsStringArrayEqual(fo.p, pf.p) {
+		if fo.p == pf.p {
 			if fo.ret != nil {
 				ret[pf] = matches[pf]
 			}
@@ -388,32 +291,32 @@ func matchesManagerHandleMatch(pft PFT) bool {
 	matchesLock.Lock()
 	defer matchesLock.Unlock()
 
-	filter, pattern, then := pft.f, pft.p, pft.t
+	filter, patterns, then := pft.f, pft.p, pft.t
 	pf := PF{pft.p, pft.f}
 
 	if filter.Retry > 1 {
 		// make sure map exists
-		if matches[&pf] == nil {
-			matches[&pf] = make(map[time.Time]struct{})
+		if matches[pf] == nil {
+			matches[pf] = make(map[time.Time]struct{})
 		}
 		// add new match
-		matches[&pf][then] = struct{}{}
+		matches[pf][then] = struct{}{}
 		// remove match when expired
 		go func(pf PF, then time.Time) {
 			time.Sleep(then.Sub(time.Now()) + filter.retryDuration)
 			matchesLock.Lock()
-			if matches[&pf] != nil {
+			if matches[pf] != nil {
 				// FIXME replace this and all similar occurences
 				// by clear() when switching to go 1.21
-				delete(matches[&pf], then)
+				delete(matches[pf], then)
 			}
 			matchesLock.Unlock()
 		}(pf, then)
 	}
 
-	if filter.Retry <= 1 || len(matches[&pf]) >= filter.Retry {
-		delete(matches, &pf)
-		filter.sendActions(pattern, then)
+	if filter.Retry <= 1 || len(matches[pf]) >= filter.Retry {
+		delete(matches, pf)
+		filter.sendActions(patterns, then)
 		return true
 	}
 	return false
@@ -443,14 +346,6 @@ func StreamManager(s *Stream, endedSignal chan *Stream) {
 
 }
 
-func OutputsManager(c *Conf) {
-	for outputName := range c.Outputs {
-		output := c.Outputs[outputName]
-		output.Stdin = make(chan string)
-		cmdStdin(output.Start, output.Stdin)
-	}
-}
-
 var actions ActionsMap
 var matches MatchesMap
 var actionsLock sync.Mutex
@@ -514,7 +409,6 @@ func Daemon(confFilename string) {
 	_ = runCommands(conf.Start, "start")
 
 	go DatabaseManager(conf)
-	go OutputsManager(conf)
 	go MatchesManager()
 	go ActionsManager(conf.Concurrency)
 

app/main.go

@@ -60,7 +60,8 @@ func subCommandParse(f *flag.FlagSet, maxRemainingArgs int) {
 		basicUsage()
 		os.Exit(0)
 	}
-	if len(f.Args()) > maxRemainingArgs {
+	// -1 = no limit to remaining args
+	if maxRemainingArgs > -1 && len(f.Args()) > maxRemainingArgs {
 		fmt.Printf("ERROR unrecognized argument(s): %v\n", f.Args()[maxRemainingArgs:])
 		basicUsage()
 		os.Exit(1)
@@ -102,9 +103,7 @@ func basicUsage() {
 ` + bold + `reaction flush` + reset + ` TARGET
   # remove currently active matches and run currently pending actions for the specified TARGET
   # (then show flushed matches and actions)
-  # e.g. reaction flush 192.168.1.1
-  # Concatenate patterns with " / " if several patterns in TARGET
-  # e.g. reaction flush "192.168.1.1 / root"
+  # e.g. reaction flush 192.168.1.1 root
 
   # options:
     -s/--socket SOCKET               # path to the client-daemon communication socket
@@ -196,7 +195,7 @@ func Main(version, commit string) {
 		SocketPath = addSocketFlag(f)
 		queryFormat := addFormatFlag(f)
 		limit := addLimitFlag(f)
-		subCommandParse(f, 1)
+		subCommandParse(f, -1)
 		if *queryFormat != "yaml" && *queryFormat != "json" {
 			logger.Fatalln("only yaml and json formats are supported")
 			f.PrintDefaults()
@@ -211,7 +210,7 @@ func Main(version, commit string) {
 			logger.Fatalln("for now, -l/--limit is not supported")
 			os.Exit(1)
 		}
-		ClientFlush(strings.Split(f.Arg(0), " / "), *limit, *queryFormat)
+		ClientFlush(f.Args(), *limit, *queryFormat)
 
 	case "test-regex":
 		// socket not needed, no interaction with the daemon

app/pipe.go

@@ -7,7 +7,6 @@ import (
 	"path"
 	"sync"
 	"time"
-	"strings"
 
 	"framagit.org/ppom/reaction/logger"
 )
@@ -18,14 +17,14 @@ func genClientStatus(local_actions ActionsMap, local_matches MatchesMap, local_a
 
 	// Painful data manipulation
 	for pf, times := range local_matches {
-		pattern, filter := pf.p, pf.f
+		patterns, filter := pf.p, pf.f
 		if cs[filter.stream.name] == nil {
 			cs[filter.stream.name] = make(map[string]MapPatternStatus)
 		}
 		if cs[filter.stream.name][filter.name] == nil {
 			cs[filter.stream.name][filter.name] = make(MapPatternStatus)
 		}
-		cs[filter.stream.name][filter.name][strings.Join(pattern, " / ")] = &PatternStatus{len(times), nil}
+		cs[filter.stream.name][filter.name][patterns] = &PatternStatus{len(times), nil}
 	}
 
 	local_matchesLock.Unlock()
@@ -33,17 +32,17 @@ func genClientStatus(local_actions ActionsMap, local_matches MatchesMap, local_a
 
 	// Painful data manipulation
 	for pa, times := range local_actions {
-		pattern, action := pa.p, pa.a
+		patterns, action := pa.p, pa.a
 		if cs[action.filter.stream.name] == nil {
 			cs[action.filter.stream.name] = make(map[string]MapPatternStatus)
 		}
 		if cs[action.filter.stream.name][action.filter.name] == nil {
 			cs[action.filter.stream.name][action.filter.name] = make(MapPatternStatus)
 		}
-		if cs[action.filter.stream.name][action.filter.name][strings.Join(pattern, " / ")] == nil {
-			cs[action.filter.stream.name][action.filter.name][strings.Join(pattern, " / ")] = new(PatternStatus)
+		if cs[action.filter.stream.name][action.filter.name][patterns] == nil {
+			cs[action.filter.stream.name][action.filter.name][patterns] = new(PatternStatus)
 		}
-		ps := cs[action.filter.stream.name][action.filter.name][strings.Join(pattern, " / ")]
+		ps := cs[action.filter.stream.name][action.filter.name][patterns]
 		if ps.Actions == nil {
 			ps.Actions = make(map[string][]string)
 		}

app/startup.go

@@ -21,15 +21,6 @@ func (c *Conf) setup() {
 		c.Concurrency = runtime.NumCPU()
 	}
 
-	for outputName := range c.Outputs {
-		output := c.Outputs[outputName]
-		output.name = outputName
-
-		if len(output.Start) == 0 {
-			logger.Fatalf("Bad configuration: output's start %v is empty!", outputName)
-		}
-	}
-
 	for patternName := range c.Patterns {
 		pattern := c.Patterns[patternName]
 		pattern.name = patternName
@@ -84,17 +75,17 @@ func (c *Conf) setup() {
 			filter.name = filterName
 
 			if strings.Contains(filter.name, ".") {
-				logger.Fatalf(fmt.Sprintf("Bad configuration: character '.' is not allowed in filter names: '%v'", filter.name))
+				logger.Fatalf("Bad configuration: character '.' is not allowed in filter names: '%v'", filter.name)
 			}
 			// Parse Duration
 			if filter.RetryPeriod == "" {
 				if filter.Retry > 1 {
-					logger.Fatalf(fmt.Sprintf("Bad configuration: retry but no retryperiod in %v.%v", stream.name, filter.name))
+					logger.Fatalf("Bad configuration: retry but no retryperiod in %v.%v", stream.name, filter.name)
 				}
 			} else {
 				retryDuration, err := time.ParseDuration(filter.RetryPeriod)
 				if err != nil {
-					logger.Fatalf(fmt.Sprintf("Bad configuration: Failed to parse retry time in %v.%v: %v", stream.name, filter.name, err))
+					logger.Fatalf("Bad configuration: Failed to parse retry time in %v.%v: %v", stream.name, filter.name, err)
 				}
 				filter.retryDuration = retryDuration
 			}
@@ -115,7 +106,7 @@ func (c *Conf) setup() {
 				}
 				compiledRegex, err := regexp.Compile(regex)
 				if err != nil {
-					log.Fatal(fmt.Sprintf("Bad configuration: regex of filter %s.%s: %v", stream.name, filter.name, err))
+					log.Fatal("Bad configuration: regex of filter %s.%s: %v", stream.name, filter.name, err)
 				}
 				filter.compiledRegex = append(filter.compiledRegex, *compiledRegex)
 			}
@@ -145,20 +136,6 @@ func (c *Conf) setup() {
 				if filter.longuestActionDuration == nil || filter.longuestActionDuration.Milliseconds() < action.afterDuration.Milliseconds() {
 					filter.longuestActionDuration = &action.afterDuration
 				}
-
-				if action.Write != nil {
-					found := false
-					for oname := range c.Outputs {
-						if strings.EqualFold(oname, action.Write.OutputName) {
-							action.Write.Output = c.Outputs[oname]
-							found = true
-						}
-					}
-					if !found {
-						logger.Fatalln(fmt.Sprintf("Bad configuration: action %s.%s.%s refers to undeclared output %s",
-									   stream.name, filter.name, action.name, action.Write.OutputName))
-					}
-				}
 			}
 		}
 	}

app/types.go

@@ -9,24 +9,12 @@ import (
 
 type Conf struct {
 	Concurrency int                 `json:"concurrency"`
-	Outputs     map[string]*Output  `json:"outputs"`
 	Patterns    map[string]*Pattern `json:"patterns"`
 	Streams     map[string]*Stream  `json:"streams"`
 	Start       [][]string          `json:"start"`
 	Stop        [][]string          `json:"stop"`
 }
 
-type Output struct {
-	Start   []string `json:"start"`
-	Stop    []string `json:"stop"`
-	// TODO: Restart when lost communication with output
-	//Restart string   `json:"restart"`
-
-	name   string   `json:"-"`
-
-	Stdin  chan string
-}
-
 type Pattern struct {
 	Regex  string   `json:"regex"`
 	Ignore []string `json:"ignore"`
@@ -64,19 +52,11 @@ type Filter struct {
 	longuestActionDuration *time.Duration
 }
 
-type OutputWrite struct {
-	OutputName string   `json:"output"`
-	Text       []string `json:"text"`
-
-	Output *Output
-}
-
 type Action struct {
 	filter *Filter `json:"-"`
 	name   string  `json:"-"`
 
 	Cmd []string `json:"cmd"`
-	Write       *OutputWrite `json:"write"`
 
 	After         string        `json:"after"`
 	afterDuration time.Duration `json:"-"`
@@ -87,7 +67,7 @@ type Action struct {
 type LogEntry struct {
 	T              time.Time
 	S              int64
-	Pattern        []string
+	Pattern        string
 	Stream, Filter string
 	SF             int
 	Exec           bool
@@ -102,43 +82,43 @@ type WriteDB struct {
 	file *os.File
 	enc  *gob.Encoder
 }
-// https://stackoverflow.com/a/69691894
-type MatchesMap map[*PF]map[time.Time]struct{}
-type ActionsMap map[*PA]map[time.Time]struct{}
+
+type MatchesMap map[PF]map[time.Time]struct{}
+type ActionsMap map[PA]map[time.Time]struct{}
 
 // Helper structs made to carry information
 // Stream, Filter
 type SF struct{ s, f string }
 // Pattern, Stream, Filter
 type PSF struct{
-	p []string
+	p string
 	s string
 	f string
 }
 type PF struct {
-	p []string
+	p string
 	f *Filter
 }
 type PFT struct {
-	p []string
+	p string
 	f *Filter
 	t time.Time
 }
 type PA struct {
-	p []string
+	p string
 	a *Action
 }
 type PAT struct {
-	p []string
+	p string
 	a *Action
 	t time.Time
 }
 
 type FlushMatchOrder struct {
-	p   []string
+	p   string
 	ret chan MatchesMap
 }
 type FlushActionOrder struct {
-	p   []string
+	p   string
 	ret chan ActionsMap
 }

config/example_streamed_output.yml

@@ -1,59 +0,0 @@
----
-concurrency: 0
-
-# patterns are substitued in regexes.
-# when a filter performs an action, it replaces the found pattern
-patterns:
-  ip:
-    # reaction regex syntax is defined here: https://github.com/google/re2/wiki/Syntax
-    # simple version: regex: '(?:(?:[0-9]{1,3}\.){3}[0-9]{1,3})|(?:[0-9a-fA-F:]{2,90})'
-    regex: '(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}|(?:(?:[0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|(?:[0-9a-fA-F]{1,4}:){1,7}:|(?:[0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|(?:[0-9a-fA-F]{1,4}:){1,5}(?::[0-9a-fA-F]{1,4}){1,2}|(?:[0-9a-fA-F]{1,4}:){1,4}(?::[0-9a-fA-F]{1,4}){1,3}|(?:[0-9a-fA-F]{1,4}:){1,3}(?::[0-9a-fA-F]{1,4}){1,4}|(?:[0-9a-fA-F]{1,4}:){1,2}(?::[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:(?:(?::[0-9a-fA-F]{1,4}){1,6})|:(?:(?::[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(?::[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(?:ffff(?::0{1,4}){0,1}:){0,1}(?:(?:25[0-5]|(?:2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(?:25[0-5]|(?:2[0-4]|1{0,1}[0-9]){0,1}[0-9])|(?:[0-9a-fA-F]{1,4}:){1,4}:(?:(?:25[0-5]|(?:2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(?:25[0-5]|(?:2[0-4]|1{0,1}[0-9]){0,1}[0-9]))'
-    ignore:
-      - 127.0.0.1
-      - ::1
-    # Patterns can be ignored based on regexes, it will try to match the whole string detected by the pattern
-    # ignoreregex:
-    #   - '10\.0\.[0-9]{1,3}\.[0-9]{1,3}'
-  login:
-    regex: '[a-zA-Z0-9_\-\.]*'
-    
-  method:
-    regex: '.*'
-    
-  port:
-    regex: '[0-9]{1,5}'
-
-# Outputs are commands returning stdin you can use in write actions.
-# This can ben used to get a persistent connection to p.e. a KV database you will write into,
-#  eliminating the overhead of executing a process each time action is trigged.
-outputs:
-  redis:
-    start: ['redis-cli', '-h', 'redis.example.org', '-a', 'mypasswordoncmdlinedontdothis']
-#  tee:
-#    start: ['tee', 'output.log']
-
-    
-# streams are commands
-# they are run and their ouptut is captured
-# *example:* `tail -f /var/log/nginx/access.log`
-# their output will be used by one or more filters
-streams:
-  # streams have a user-defined name
-  ssh:
-    # note that if the command is not in environment's `PATH`
-    # its full path must be given.
-    cmd: ['tail', '-f', '/var/log/auth.log']
-    # filters run actions when they match regexes on a stream
-    filters:
-      # filters have a user-defined name
-      acceptedlogin:
-        # reaction's regex syntax is defined here: https://github.com/google/re2/wiki/Syntax
-        regex:
-          - 'Accepted <method> for <login> from <ip> port <port>'
-        # actions are run by the filter when regexes are matched
-        actions:
-          # actions have a user-defined name
-          store2redis:
-            write:
-              output: redis
-              text: ['XADD', 'logins', '*', 'username', '<login>', 'method', '<method>', 'ip', '<ip>', 'port', '<port>']

config/heavy-load_cmd_to_redis.yml

@@ -1,50 +0,0 @@
----
-patterns:
-  num:
-    regex: '[0-9]+'
-  idx:
-    regex: '[0-9]+'
-  ip:
-    regex: '(?:(?:[0-9]{1,3}\.){3}[0-9]{1,3})|(?:[0-9a-fA-F:]{2,90})'
-    ignore:
-      - 1.0.0.1
-
-concurrency: 0
-
-streams:
-  tailDown1:
-    cmd: [ 'sh', '-c', 'sleep 2; seq 100010 | while read i; do echo found $(($i % 100)) for test 1; done' ]
-    filters:
-      findIP:
-        regex:
-          - '^found <num> for test <idx>$'
-        actions:
-          store2redis:
-            cmd: ['redis-cli', '-h', 'redis.example.org', '-a', 'mypasswordoncmdlinedontdothis', 'XADD', 'teststream', '*', 'found', '<num>', 'test', '<idx>']
-  tailDown2:
-    cmd: [ 'sh', '-c', 'sleep 2; seq 100010 | while read i; do echo prout $(($i % 100)) for test 2; done' ]
-    filters:
-      findIP:
-        regex:
-          - '^prout <num> for test <idx>$'
-        actions:
-          store2redis:
-            cmd: ['redis-cli', '-h', 'redis.example.org', '-a', 'mypasswordoncmdlinedontdothis', 'XADD', 'teststream', '*', 'found', '<num>', 'test', '<idx>']
-  tailDown3:
-    cmd: [ 'sh', '-c', 'sleep 2; seq 100010 | while read i; do echo nanana $(($i % 100)) for test 3; done' ]
-    filters:
-      findIP:
-        regex:
-          - '^nanana <num> for test <idx>$'
-        actions:
-          store2redis:
-            cmd: ['redis-cli', '-h', 'redis.example.org', '-a', 'mypasswordoncmdlinedontdothis', 'XADD', 'teststream', '*', 'found', '<num>', 'test', '<idx>']
-  tailDown4:
-    cmd: [ 'sh', '-c', 'sleep 2; seq 100010 | while read i; do echo nanana $(($i % 100)) for test 4; done' ]
-    filters:
-      findIP:
-        regex:
-          - '^nomatch <num> for test <idx>$'
-        actions:
-          store2redis:
-            cmd: ['redis-cli', '-h', 'redis.example.org', '-a', 'mypasswordoncmdlinedontdothis', 'XADD', 'teststream', '*', 'found', '<num>', 'test', '<idx>']

config/heavy-load_write_to_redis.yml

@@ -1,62 +0,0 @@
----
-patterns:
-  num:
-    regex: '[0-9]+'
-  idx:
-    regex: '[0-9]+'
-  ip:
-    regex: '(?:(?:[0-9]{1,3}\.){3}[0-9]{1,3})|(?:[0-9a-fA-F:]{2,90})'
-    ignore:
-      - 1.0.0.1
-
-concurrency: 0
-
-outputs:
-  redis:
-    start: ['redis-cli', '-h', 'redis.example.org', '-a', 'mypasswordoncmdlinedontdothis']
-
-streams:
-  tailDown1:
-    cmd: [ 'sh', '-c', 'seq 100010 | while read i; do echo found $(($i % 100)) for test 1; done' ]
-    filters:
-      findIP:
-        regex:
-          - '^found <num> for test <idx>$'
-        actions:
-          store2redis:
-            write:
-              output: redis
-              text: ['XADD', 'teststream', '*', 'found', '<num>', 'test', '<idx>']
-  tailDown2:
-    cmd: [ 'sh', '-c', 'seq 100010 | while read i; do echo prout $(($i % 100)) for test 2; done' ]
-    filters:
-      findIP:
-        regex:
-          - '^prout <num> for test <idx>$'
-        actions:
-          store2redis:
-            write:
-              output: redis
-              text: ['XADD', 'teststream', '*', 'prout', '<num>', 'test', '<idx>']
-  tailDown3:
-    cmd: [ 'sh', '-c', 'seq 100010 | while read i; do echo nanana $(($i % 100)) for test 3; done' ]
-    filters:
-      findIP:
-        regex:
-          - '^nanana <num> for test <idx>$'
-        actions:
-          store2redis:
-            write:
-              output: redis
-              text: ['XADD', 'teststream', '*', 'nanana', '<num>', 'test', '<idx>']
-  tailDown4:
-    cmd: [ 'sh', '-c', 'seq 100010 | while read i; do echo nanana $(($i % 100)) for test 4; done' ]
-    filters:
-      findIP:
-        regex:
-          - '^nomatch <num> for test <idx>$'
-        actions:
-          store2redis:
-            write:
-              output: redis
-              text: ['XADD', 'teststream', '*', 'nomatch', '<num>', 'test', '<idx>']