27 Commits

Author SHA1 Message Date
d3m0k1d
97eb626237 fix: update libs
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2026-02-22 17:21:20 +03:00
d3m0k1d
b7a1ac06d4 feat: new ver
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CD - BanForge Release / release (push) Successful in 3m42s
2026-02-22 16:13:51 +03:00
d3m0k1d
49f0acb777 docs: update add to example max retry
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build / build (push) Successful in 2m8s
2026-02-22 16:12:52 +03:00
d3m0k1d
a602207369 feat: full working max_retry logic
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build / build (push) Successful in 2m45s
2026-02-22 16:06:51 +03:00
d3m0k1d
8c0cfcdbe7 refactoring: method on reader req db
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build / build (push) Successful in 2m8s
2026-02-19 12:36:56 +03:00
d3m0k1d
35a1a89baf fix: run tests in storage
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build / build (push) Successful in 2m6s
2026-02-19 11:22:52 +03:00
d3m0k1d
f3387b169a fix: gosec
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2026-02-19 11:17:51 +03:00
d3m0k1d
5782072f91 fix: ci one more time
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build / build (push) Failing after 1m42s
2026-02-19 11:14:45 +03:00
d3m0k1d
7918b3efe6 feat: add new nosec flags for fix ci
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build / build (push) Failing after 1m38s
2026-02-19 11:09:59 +03:00
d3m0k1d
f628e24f58 fix: golangci fix
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2026-02-19 11:03:52 +03:00
d3m0k1d
7f54db0cd4 feat: add new method and for db req and add to template max retry
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build / build (push) Failing after 1m48s
2026-02-19 10:53:55 +03:00
Ilya Chernishev
2e9b307194 Merge pull request #1 from shinyzero00/master
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build / build (push) Successful in 2m25s
refactoring pr by shinyzero00
2026-02-15 13:17:01 +03:00
Ilya Chernishev
726594a712 Change return value to nil on successful IP block 2026-02-15 13:13:26 +03:00
Ilya Chernishev
b27038a59c Execute SQL statement to create table in database 2026-02-15 13:08:40 +03:00
Ilya Chernishev
72025dab7d Remove comment about potential failure in encoding
Removed commented-out question regarding error handling.
2026-02-15 12:59:20 +03:00
Ilya Chernishev
dd131477e2 fix ST1005 2026-02-15 12:51:18 +03:00
Ilya Chernishev
670aec449a fix ST1005 staticcheck 2026-02-15 12:49:57 +03:00
zero@thinky
fc37e641be refactor(internal/config): use CutSuffix 2026-02-15 04:56:22 +03:00
zero@thinky
361de03208 refactor(cmd/fw): wtf is that error handling 2026-02-15 04:56:22 +03:00
zero@thinky
a2268fda5d fix(cmd/fw): why to fucking log when it is printed by the only caller 2026-02-15 04:56:22 +03:00
zero@thinky
9dc0b6002e refactor(internal/config): error handling 2026-02-15 04:56:22 +03:00
zero@thinky
4953be3ef6 refactor(internal/storage/RequestWriter/WriteReq): wtf is that error handling 2026-02-15 04:56:22 +03:00
zero@thinky
c386a2d6bc refactor(internal/storage/RequestWriter): deduplicate dsn 2026-02-15 04:54:38 +03:00
zero@thinky
dea03a6f70 refactor(*): what the fuck is that naming 2026-02-15 04:54:38 +03:00
zero@thinky
11f755c03c style(internal/storage/BanWriter): rm extra newline 2026-02-15 04:54:38 +03:00
zero@thinky
1c7a1c1778 refactor(internal/storage/BanWriter): deduplicate dsn 2026-02-15 04:54:38 +03:00
zero@thinky
411574cabe refactor(internal/storage): generalization and deduplication 2026-02-15 04:28:34 +03:00
20 changed files with 302 additions and 234 deletions

View File

@@ -30,6 +30,11 @@ var DaemonCmd = &cobra.Command{
log.Error("Failed to create request writer", "error", err)
os.Exit(1)
}
reqDb_r, err := storage.NewRequestsRd()
if err != nil {
log.Error("Failed to create request reader", "error", err)
os.Exit(1)
}
banDb_r, err := storage.NewBanReader()
if err != nil {
log.Error("Failed to create ban reader", "error", err)
@@ -63,7 +68,7 @@ var DaemonCmd = &cobra.Command{
log.Error("Failed to load rules", "error", err)
os.Exit(1)
}
j := judge.New(banDb_r, banDb_w, b, resultCh, entryCh)
j := judge.New(banDb_r, banDb_w, reqDb_r, b, resultCh, entryCh)
j.LoadRules(r)
go j.UnbanChecker()
go j.Tribunal()

View File

@@ -16,13 +16,14 @@ var (
port int
protocol string
)
var UnbanCmd = &cobra.Command{
Use: "unban",
Short: "Unban IP",
Run: func(cmd *cobra.Command, args []string) {
err := func() error {
if len(args) == 0 {
fmt.Println("IP can't be empty")
os.Exit(1)
return fmt.Errorf("IP can't be empty")
}
if ttl_fw == "" {
ttl_fw = "1y"
@@ -30,39 +31,38 @@ var UnbanCmd = &cobra.Command{
ip := args[0]
db, err := storage.NewBanWriter()
if err != nil {
fmt.Println(err)
os.Exit(1)
return err
}
cfg, err := config.LoadConfig()
if err != nil {
fmt.Println(err)
os.Exit(1)
return err
}
fw := cfg.Firewall.Name
b := blocker.GetBlocker(fw, cfg.Firewall.Config)
if ip == "" {
fmt.Println("IP can't be empty")
os.Exit(1)
return fmt.Errorf("IP can't be empty")
}
if net.ParseIP(ip) == nil {
fmt.Println("Invalid IP")
os.Exit(1)
return fmt.Errorf("invalid IP")
}
if err != nil {
fmt.Println(err)
os.Exit(1)
return err
}
err = b.Unban(ip)
if err != nil {
fmt.Println(err)
os.Exit(1)
return err
}
err = db.RemoveBan(ip)
if err != nil {
return err
}
fmt.Println("IP unblocked successfully!")
return nil
}()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
fmt.Println("IP unblocked successfully!")
},
}
@@ -70,9 +70,9 @@ var BanCmd = &cobra.Command{
Use: "ban",
Short: "Ban IP",
Run: func(cmd *cobra.Command, args []string) {
err := func() error {
if len(args) == 0 {
fmt.Println("IP can't be empty")
os.Exit(1)
return fmt.Errorf("IP can't be empty")
}
if ttl_fw == "" {
ttl_fw = "1y"
@@ -80,39 +80,38 @@ var BanCmd = &cobra.Command{
ip := args[0]
db, err := storage.NewBanWriter()
if err != nil {
fmt.Println(err)
os.Exit(1)
return err
}
cfg, err := config.LoadConfig()
if err != nil {
fmt.Println(err)
os.Exit(1)
return err
}
fw := cfg.Firewall.Name
b := blocker.GetBlocker(fw, cfg.Firewall.Config)
if ip == "" {
fmt.Println("IP can't be empty")
os.Exit(1)
return fmt.Errorf("IP can't be empty")
}
if net.ParseIP(ip) == nil {
fmt.Println("Invalid IP")
os.Exit(1)
return fmt.Errorf("invalid IP")
}
if err != nil {
fmt.Println(err)
os.Exit(1)
return err
}
err = b.Ban(ip)
if err != nil {
fmt.Println(err)
os.Exit(1)
return err
}
err = db.AddBan(ip, ttl_fw, "manual ban")
if err != nil {
return err
}
fmt.Println("IP blocked successfully!")
return nil
}()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
fmt.Println("IP blocked successfully!")
},
}

View File

@@ -61,11 +61,12 @@ var ListCmd = &cobra.Command{
}
for _, rule := range r {
fmt.Printf(
"Name: %s\nService: %s\nPath: %s\nStatus: %s\nMethod: %s\n\n",
"Name: %s\nService: %s\nPath: %s\nStatus: %s\n MaxRetry: %d\nMethod: %s\n\n",
rule.Name,
rule.ServiceName,
rule.Path,
rule.Status,
rule.MaxRetry,
rule.Method,
)
}

View File

@@ -6,7 +6,7 @@ import (
"github.com/spf13/cobra"
)
var version = "0.4.3"
var version = "0.5.0"
var VersionCmd = &cobra.Command{
Use: "version",

View File

@@ -40,6 +40,7 @@ Example:
service = "nginx"
path = ""
status = "304"
max_retry = 3
method = ""
ban_time = "1m"
```

13
go.mod
View File

@@ -7,23 +7,24 @@ require (
github.com/jedib0t/go-pretty/v6 v6.7.8
github.com/spf13/cobra v1.10.2
gopkg.in/natefinch/lumberjack.v2 v2.2.1
modernc.org/sqlite v1.44.3
modernc.org/sqlite v1.46.1
)
require (
github.com/clipperhouse/uax29/v2 v2.7.0 // indirect
github.com/dustin/go-humanize v1.0.1 // indirect
github.com/google/uuid v1.6.0 // indirect
github.com/inconshreveable/mousetrap v1.1.0 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/mattn/go-runewidth v0.0.16 // indirect
github.com/mattn/go-runewidth v0.0.20 // indirect
github.com/ncruces/go-strftime v1.0.0 // indirect
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
github.com/rivo/uniseg v0.4.7 // indirect
github.com/spf13/pflag v1.0.10 // indirect
golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 // indirect
golang.org/x/sys v0.40.0 // indirect
golang.org/x/text v0.32.0 // indirect
modernc.org/libc v1.67.6 // indirect
golang.org/x/exp v0.0.0-20260218203240-3dfff04db8fa // indirect
golang.org/x/sys v0.41.0 // indirect
golang.org/x/text v0.34.0 // indirect
modernc.org/libc v1.68.0 // indirect
modernc.org/mathutil v1.7.1 // indirect
modernc.org/memory v1.11.0 // indirect
)

18
go.sum
View File

@@ -1,5 +1,7 @@
github.com/BurntSushi/toml v1.6.0 h1:dRaEfpa2VI55EwlIW72hMRHdWouJeRF7TPYhI+AUQjk=
github.com/BurntSushi/toml v1.6.0/go.mod h1:ukJfTF/6rtPPRCnwkur4qwRxa8vTRFBF0uk2lLoLwho=
github.com/clipperhouse/uax29/v2 v2.7.0 h1:+gs4oBZ2gPfVrKPthwbMzWZDaAFPGYK72F0NJv2v7Vk=
github.com/clipperhouse/uax29/v2 v2.7.0/go.mod h1:EFJ2TJMRUaplDxHKj1qAEhCtQPW2tJSwu5BF98AuoVM=
github.com/cpuguy83/go-md2man/v2 v2.0.6/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -19,6 +21,8 @@ github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWE
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc=
github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
github.com/mattn/go-runewidth v0.0.20 h1:WcT52H91ZUAwy8+HUkdM3THM6gXqXuLJi9O3rjcQQaQ=
github.com/mattn/go-runewidth v0.0.20/go.mod h1:XBkDxAl56ILZc9knddidhrOlY5R/pDhgLpndooCuJAs=
github.com/ncruces/go-strftime v1.0.0 h1:HMFp8mLCTPp341M/ZnA4qaf7ZlsbTc+miZjCLOFAw7w=
github.com/ncruces/go-strftime v1.0.0/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
@@ -39,17 +43,25 @@ github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf
go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 h1:mgKeJMpvi0yx/sU5GsxQ7p6s2wtOnGAHZWCHUM4KGzY=
golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546/go.mod h1:j/pmGrbnkbPtQfxEe5D0VQhZC6qKbfKifgD0oM7sR70=
golang.org/x/exp v0.0.0-20260218203240-3dfff04db8fa h1:Zt3DZoOFFYkKhDT3v7Lm9FDMEV06GpzjG2jrqW+QTE0=
golang.org/x/exp v0.0.0-20260218203240-3dfff04db8fa/go.mod h1:K79w1Vqn7PoiZn+TkNpx3BUWUQksGO3JcVX6qIjytmA=
golang.org/x/mod v0.30.0 h1:fDEXFVZ/fmCKProc/yAXXUijritrDzahmwwefnjoPFk=
golang.org/x/mod v0.30.0/go.mod h1:lAsf5O2EvJeSFMiBxXDki7sCgAxEUcZHXoXMKT4GJKc=
golang.org/x/mod v0.33.0 h1:tHFzIWbBifEmbwtGz65eaWyGiGZatSrT9prnU8DbVL8=
golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.40.0 h1:DBZZqJ2Rkml6QMQsZywtnjnnGvHza6BTfYFWY9kjEWQ=
golang.org/x/sys v0.40.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/text v0.32.0 h1:ZD01bjUt1FQ9WJ0ClOL5vxgxOI/sVCNgX1YtKwcY0mU=
golang.org/x/text v0.32.0/go.mod h1:o/rUWzghvpD5TXrTIBuJU77MTaN0ljMWE47kxGJQ7jY=
golang.org/x/text v0.34.0 h1:oL/Qq0Kdaqxa1KbNeMKwQq0reLCCaFtqu2eNuSeNHbk=
golang.org/x/text v0.34.0/go.mod h1:homfLqTYRFyVYemLBFl5GgL/DWEiH5wcsQ5gSh1yziA=
golang.org/x/tools v0.39.0 h1:ik4ho21kwuQln40uelmciQPp9SipgNDdrafrYA4TmQQ=
golang.org/x/tools v0.39.0/go.mod h1:JnefbkDPyD8UU2kI5fuf8ZX4/yUeh9W877ZeBONxUqQ=
golang.org/x/tools v0.42.0 h1:uNgphsn75Tdz5Ji2q36v/nsFSfR/9BRFvqhGBaJGd5k=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/natefinch/lumberjack.v2 v2.2.1 h1:bBRl1b0OH9s/DuPhuXpNl+VtCaJXFZ5/uEFST95x9zc=
gopkg.in/natefinch/lumberjack.v2 v2.2.1/go.mod h1:YD8tP3GAjkrDg1eZH7EGmyESg/lsYskCTPBJVb9jqSc=
@@ -59,16 +71,20 @@ modernc.org/cc/v4 v4.27.1 h1:9W30zRlYrefrDV2JE2O8VDtJ1yPGownxciz5rrbQZis=
modernc.org/cc/v4 v4.27.1/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
modernc.org/ccgo/v4 v4.30.1 h1:4r4U1J6Fhj98NKfSjnPUN7Ze2c6MnAdL0hWw6+LrJpc=
modernc.org/ccgo/v4 v4.30.1/go.mod h1:bIOeI1JL54Utlxn+LwrFyjCx2n2RDiYEaJVSrgdrRfM=
modernc.org/ccgo/v4 v4.30.2 h1:4yPaaq9dXYXZ2V8s1UgrC3KIj580l2N4ClrLwnbv2so=
modernc.org/fileutil v1.3.40 h1:ZGMswMNc9JOCrcrakF1HrvmergNLAmxOPjizirpfqBA=
modernc.org/fileutil v1.3.40/go.mod h1:HxmghZSZVAz/LXcMNwZPA/DRrQZEVP9VX0V4LQGQFOc=
modernc.org/gc/v2 v2.6.5 h1:nyqdV8q46KvTpZlsw66kWqwXRHdjIlJOhG6kxiV/9xI=
modernc.org/gc/v2 v2.6.5/go.mod h1:YgIahr1ypgfe7chRuJi2gD7DBQiKSLMPgBQe9oIiito=
modernc.org/gc/v3 v3.1.1 h1:k8T3gkXWY9sEiytKhcgyiZ2L0DTyCQ/nvX+LoCljoRE=
modernc.org/gc/v3 v3.1.1/go.mod h1:HFK/6AGESC7Ex+EZJhJ2Gni6cTaYpSMmU/cT9RmlfYY=
modernc.org/gc/v3 v3.1.2 h1:ZtDCnhonXSZexk/AYsegNRV1lJGgaNZJuKjJSWKyEqo=
modernc.org/goabi0 v0.2.0 h1:HvEowk7LxcPd0eq6mVOAEMai46V+i7Jrj13t4AzuNks=
modernc.org/goabi0 v0.2.0/go.mod h1:CEFRnnJhKvWT1c1JTI3Avm+tgOWbkOu5oPA8eH8LnMI=
modernc.org/libc v1.67.6 h1:eVOQvpModVLKOdT+LvBPjdQqfrZq+pC39BygcT+E7OI=
modernc.org/libc v1.67.6/go.mod h1:JAhxUVlolfYDErnwiqaLvUqc8nfb2r6S6slAgZOnaiE=
modernc.org/libc v1.68.0 h1:PJ5ikFOV5pwpW+VqCK1hKJuEWsonkIJhhIXyuF/91pQ=
modernc.org/libc v1.68.0/go.mod h1:NnKCYeoYgsEqnY3PgvNgAeaJnso968ygU8Z0DxjoEc0=
modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI=
@@ -79,6 +95,8 @@ modernc.org/sortutil v1.2.1 h1:+xyoGf15mM3NMlPDnFqrteY07klSFxLElE2PVuWIJ7w=
modernc.org/sortutil v1.2.1/go.mod h1:7ZI3a3REbai7gzCLcotuw9AC4VZVpYMjDzETGsSMqJE=
modernc.org/sqlite v1.44.3 h1:+39JvV/HWMcYslAwRxHb8067w+2zowvFOUrOWIy9PjY=
modernc.org/sqlite v1.44.3/go.mod h1:CzbrU2lSB1DKUusvwGz7rqEKIq+NUd8GWuBBZDs9/nA=
modernc.org/sqlite v1.46.1 h1:eFJ2ShBLIEnUWlLy12raN0Z1plqmFX9Qe3rjQTKt6sU=
modernc.org/sqlite v1.46.1/go.mod h1:CzbrU2lSB1DKUusvwGz7rqEKIq+NUd8GWuBBZDs9/nA=
modernc.org/strutil v1.2.1 h1:UneZBkQA+DX2Rp35KcM69cSsNES9ly8mQWD71HKlOA0=
modernc.org/strutil v1.2.1/go.mod h1:EHkiggD70koQxjVdSBM3JKM7k6L0FbGE5eymy9i3B9A=
modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=

View File

@@ -23,6 +23,7 @@ func (f *Firewalld) Ban(ip string) error {
if err != nil {
return err
}
// #nosec G204 - ip is validated
cmd := exec.Command("firewall-cmd", "--zone=drop", "--add-source", ip, "--permanent")
output, err := cmd.CombinedOutput()
if err != nil {
@@ -44,6 +45,7 @@ func (f *Firewalld) Unban(ip string) error {
if err != nil {
return err
}
// #nosec G204 - ip is validated
cmd := exec.Command("firewall-cmd", "--zone=drop", "--remove-source", ip, "--permanent")
output, err := cmd.CombinedOutput()
if err != nil {
@@ -61,7 +63,7 @@ func (f *Firewalld) Unban(ip string) error {
}
func (f *Firewalld) PortOpen(port int, protocol string) error {
// #nosec G204 - handle is extracted from nftables output and validated
// #nosec G204 - handle is extracted from Firewalld output and validated
if port >= 0 && port <= 65535 {
if protocol != "tcp" && protocol != "udp" {
f.logger.Error("invalid protocol")
@@ -94,7 +96,6 @@ func (f *Firewalld) PortClose(port int, protocol string) error {
// #nosec G204 - handle is extracted from nftables output and validated
if port >= 0 && port <= 65535 {
if protocol != "tcp" && protocol != "udp" {
f.logger.Error("invalid protocol")
return fmt.Errorf("invalid protocol")
}
s := strconv.Itoa(port)
@@ -106,13 +107,11 @@ func (f *Firewalld) PortClose(port int, protocol string) error {
)
output, err := cmd.CombinedOutput()
if err != nil {
f.logger.Error(err.Error())
return err
}
f.logger.Info("Remove port " + s + " " + string(output))
output, err = exec.Command("firewall-cmd", "--reload").CombinedOutput()
if err != nil {
f.logger.Error(err.Error())
return err
}
f.logger.Info("Reload " + string(output))

View File

@@ -28,6 +28,7 @@ func (f *Iptables) Ban(ip string) error {
if err != nil {
return err
}
// #nosec G204 - f.config is validated above via validateConfigPath()
cmd := exec.Command("iptables", "-A", "INPUT", "-s", ip, "-j", "DROP")
output, err := cmd.CombinedOutput()
if err != nil {
@@ -70,6 +71,7 @@ func (f *Iptables) Unban(ip string) error {
if err != nil {
return err
}
// #nosec G204 - f.config is validated above via validateConfigPath()
cmd := exec.Command("iptables", "-D", "INPUT", "-s", ip, "-j", "DROP")
output, err := cmd.CombinedOutput()
if err != nil {

View File

@@ -26,7 +26,7 @@ func (n *Nftables) Ban(ip string) error {
if err != nil {
return err
}
// #nosec G204 - ip is validated
cmd := exec.Command("nft", "add", "rule", "inet", "banforge", "banned",
"ip", "saddr", ip, "drop")
output, err := cmd.CombinedOutput()
@@ -113,6 +113,7 @@ func (n *Nftables) Setup(config string) error {
}
}
`
// #nosec G204 - config is managed by adminstartor
cmd := exec.Command("tee", config)
stdin, err := cmd.StdinPipe()
if err != nil {
@@ -135,7 +136,7 @@ func (n *Nftables) Setup(config string) error {
if err = cmd.Wait(); err != nil {
return fmt.Errorf("failed to save config: %w", err)
}
// #nosec G204 - config is managed by adminstartor
cmd = exec.Command("nft", "-f", config)
output, err := cmd.CombinedOutput()
if err != nil {
@@ -253,7 +254,7 @@ func saveNftablesConfig(configPath string) error {
if err != nil {
return fmt.Errorf("failed to get nftables ruleset: %w", err)
}
// #nosec G204 - managed by system adminstartor
cmd = exec.Command("tee", configPath)
stdin, err := cmd.StdinPipe()
if err != nil {

View File

@@ -23,7 +23,7 @@ func (u *Ufw) Ban(ip string) error {
if err != nil {
return err
}
// #nosec G204 - ip is validated
cmd := exec.Command("ufw", "--force", "deny", "from", ip)
output, err := cmd.CombinedOutput()
if err != nil {
@@ -42,7 +42,7 @@ func (u *Ufw) Unban(ip string) error {
if err != nil {
return err
}
// #nosec G204 - ip is validated
cmd := exec.Command("ufw", "--force", "delete", "deny", "from", ip)
output, err := cmd.CombinedOutput()
if err != nil {

View File

@@ -1,6 +1,7 @@
package config
import (
"errors"
"fmt"
"os"
"strconv"
@@ -57,13 +58,9 @@ func NewRule(
return err
}
defer func() {
err = file.Close()
if err != nil {
fmt.Println(err)
}
err = errors.Join(err, file.Close())
}()
cfg := Rules{Rules: r}
err = toml.NewEncoder(file).Encode(cfg)
if err != nil {
return err
@@ -126,24 +123,24 @@ func EditRule(Name string, ServiceName string, Path string, Status string, Metho
}
func ParseDurationWithYears(s string) (time.Duration, error) {
if strings.HasSuffix(s, "y") {
years, err := strconv.Atoi(strings.TrimSuffix(s, "y"))
if ss, ok := strings.CutSuffix(s, "y"); ok {
years, err := strconv.Atoi(ss)
if err != nil {
return 0, err
}
return time.Duration(years) * 365 * 24 * time.Hour, nil
}
if strings.HasSuffix(s, "M") {
months, err := strconv.Atoi(strings.TrimSuffix(s, "M"))
if ss, ok := strings.CutSuffix(s, "M"); ok {
months, err := strconv.Atoi(ss)
if err != nil {
return 0, err
}
return time.Duration(months) * 30 * 24 * time.Hour, nil
}
if strings.HasSuffix(s, "d") {
days, err := strconv.Atoi(strings.TrimSuffix(s, "d"))
if ss, ok := strings.CutSuffix(s, "d"); ok {
days, err := strconv.Atoi(ss)
if err != nil {
return 0, err
}

View File

@@ -28,5 +28,6 @@ type Rule struct {
Path string `toml:"path"`
Status string `toml:"status"`
Method string `toml:"method"`
MaxRetry int `toml:"max_retry"`
BanTime string `toml:"ban_time"`
}

View File

@@ -14,6 +14,7 @@ import (
type Judge struct {
db_r *storage.BanReader
db_w *storage.BanWriter
db_rq *storage.RequestReader
logger *logger.Logger
Blocker blocker.BlockerEngine
rulesByService map[string][]config.Rule
@@ -24,6 +25,7 @@ type Judge struct {
func New(
db_r *storage.BanReader,
db_w *storage.BanWriter,
db_rq *storage.RequestReader,
b blocker.BlockerEngine,
resultCh chan *storage.LogEntry,
entryCh chan *storage.LogEntry,
@@ -31,6 +33,7 @@ func New(
return &Judge{
db_w: db_w,
db_r: db_r,
db_rq: db_rq,
logger: logger.New(false),
rulesByService: make(map[string][]config.Rule),
Blocker: b,
@@ -75,31 +78,28 @@ func (j *Judge) Tribunal() {
methodMatch := rule.Method == "" || entry.Method == rule.Method
statusMatch := rule.Status == "" || entry.Status == rule.Status
pathMatch := matchPath(entry.Path, rule.Path)
j.logger.Debug(
"Testing rule",
"rule", rule.Name,
"method_match", methodMatch,
"status_match", statusMatch,
"path_match", pathMatch,
)
if methodMatch && statusMatch && pathMatch {
ruleMatched = true
j.logger.Info("Rule matched", "rule", rule.Name, "ip", entry.IP)
j.resultCh <- entry
banned, err := j.db_r.IsBanned(entry.IP)
if err != nil {
j.logger.Error("Failed to check ban status", "ip", entry.IP, "error", err)
break
}
if banned {
j.logger.Info("IP already banned", "ip", entry.IP)
j.resultCh <- entry
break
}
exceeded, err := j.db_rq.IsMaxRetryExceeded(entry.IP, rule.MaxRetry)
if err != nil {
j.logger.Error("Failed to check retry count", "ip", entry.IP, "error", err)
break
}
if !exceeded {
j.logger.Info("Max retry not exceeded", "ip", entry.IP)
break
}
err = j.db_w.AddBan(entry.IP, rule.BanTime, rule.Name)
if err != nil {
j.logger.Error(
@@ -127,7 +127,6 @@ func (j *Judge) Tribunal() {
"ban_time",
rule.BanTime,
)
j.resultCh <- entry
break
}
}

View File

@@ -24,6 +24,7 @@ type Scanner struct {
}
func NewScannerTail(path string) (*Scanner, error) {
// #nosec G204 - managed by system adminstartor
cmd := exec.Command("tail", "-F", "-n", "10", path)
stdout, err := cmd.StdoutPipe()
if err != nil {
@@ -46,6 +47,7 @@ func NewScannerTail(path string) (*Scanner, error) {
}
func NewScannerJournald(unit string) (*Scanner, error) {
// #nosec G204 - managed by system adminstartor
cmd := exec.Command("journalctl", "-u", unit, "-f", "-n", "0", "-o", "short", "--no-pager")
stdout, err := cmd.StdoutPipe()
if err != nil {

View File

@@ -21,7 +21,7 @@ type BanWriter struct {
func NewBanWriter() (*BanWriter, error) {
db, err := sql.Open(
"sqlite",
"/var/lib/banforge/bans.db?_pragma=journal_mode(WAL)&_pragma=busy_timeout(30000)&_pragma=synchronous(NORMAL)",
buildSqliteDsn(banDBPath, pragmas),
)
if err != nil {
return nil, err
@@ -175,7 +175,6 @@ func (d *BanReader) IsBanned(ip string) (bool, error) {
}
func (d *BanReader) BanList() error {
var count int
t := table.NewWriter()
t.SetOutputMirror(os.Stdout)

View File

@@ -2,55 +2,60 @@ package storage
import (
"database/sql"
"errors"
"fmt"
"strings"
_ "modernc.org/sqlite"
)
func CreateTables() error {
// Requests DB
db_r, err := sql.Open("sqlite",
"/var/lib/banforge/requests.db?"+
"mode=rwc&"+
"_pragma=journal_mode(WAL)&"+
"_pragma=busy_timeout(30000)&"+
"_pragma=synchronous(NORMAL)")
if err != nil {
return fmt.Errorf("failed to open requests db: %w", err)
}
defer func() {
err = db_r.Close()
if err != nil {
fmt.Println(err)
}
}()
const (
DBDir = "/var/lib/banforge/"
ReqDBPath = DBDir + "requests.db"
banDBPath = DBDir + "bans.db"
)
_, err = db_r.Exec(CreateRequestsTable)
if err != nil {
return fmt.Errorf("failed to create requests table: %w", err)
}
// Bans DB
db_b, err := sql.Open("sqlite",
"/var/lib/banforge/bans.db?"+
"mode=rwc&"+
"_pragma=journal_mode(WAL)&"+
"_pragma=busy_timeout(30000)&"+
"_pragma=synchronous(FULL)")
if err != nil {
return fmt.Errorf("failed to open bans db: %w", err)
}
defer func() {
err = db_b.Close()
if err != nil {
fmt.Println(err)
}
}()
_, err = db_b.Exec(CreateBansTable)
if err != nil {
return fmt.Errorf("failed to create bans table: %w", err)
}
fmt.Println("Tables created successfully!")
return nil
var pragmas = map[string]string{
`journal_mode`: `wal`,
`synchronous`: `normal`,
`busy_timeout`: `30000`,
// also consider these
// `temp_store`: `memory`,
// `cache_size`: `1000000000`,
}
func buildSqliteDsn(path string, pragmas map[string]string) string {
pragmastrs := make([]string, len(pragmas))
i := 0
for k, v := range pragmas {
pragmastrs[i] = (fmt.Sprintf(`pragma=%s(%s)`, k, v))
i++
}
return path + "?" + "mode=rwc&" + strings.Join(pragmastrs, "&")
}
func initDB(dsn, sqlstr string) (err error) {
db, err := sql.Open("sqlite", dsn)
if err != nil {
return fmt.Errorf("failed to open %q: %w", dsn, err)
}
defer func() {
closeErr := db.Close()
if closeErr != nil {
err = errors.Join(err, fmt.Errorf("failed to close %q: %w", dsn, closeErr))
}
}()
_, err = db.Exec(sqlstr)
if err != nil {
return fmt.Errorf("failed to create table: %w", err)
}
return err
}
func CreateTables() (err error) {
// Requests DB
err1 := initDB(buildSqliteDsn(ReqDBPath, pragmas), CreateRequestsTable)
err2 := initDB(buildSqliteDsn(banDBPath, pragmas), CreateBansTable)
return errors.Join(err1, err2)
}

View File

@@ -7,15 +7,15 @@ import (
_ "modernc.org/sqlite"
)
type Request_Writer struct {
type RequestWriter struct {
logger *logger.Logger
db *sql.DB
}
func NewRequestsWr() (*Request_Writer, error) {
func NewRequestsWr() (*RequestWriter, error) {
db, err := sql.Open(
"sqlite",
"/var/lib/banforge/requests.db?_pragma=journal_mode(WAL)&_pragma=busy_timeout(30000)&_pragma=synchronous(NORMAL)",
buildSqliteDsn(ReqDBPath, pragmas),
)
if err != nil {
return nil, err
@@ -23,8 +23,41 @@ func NewRequestsWr() (*Request_Writer, error) {
db.SetMaxOpenConns(1)
db.SetMaxIdleConns(1)
db.SetConnMaxLifetime(0)
return &Request_Writer{
return &RequestWriter{
logger: logger.New(false),
db: db,
}, nil
}
type RequestReader struct {
logger *logger.Logger
db *sql.DB
}
func NewRequestsRd() (*RequestReader, error) {
db, err := sql.Open(
"sqlite",
buildSqliteDsn(ReqDBPath, pragmas),
)
if err != nil {
return nil, err
}
db.SetMaxOpenConns(1)
db.SetMaxIdleConns(1)
db.SetConnMaxLifetime(0)
return &RequestReader{
logger: logger.New(false),
db: db,
}, nil
}
func (r *RequestReader) IsMaxRetryExceeded(ip string, maxRetry int) (bool, error) {
var count int
err := r.db.QueryRow("SELECT COUNT(*) FROM requests WHERE ip = ?", ip).Scan(&count)
if err != nil {
r.logger.Error("error query count: " + err.Error())
return false, err
}
r.logger.Info("Current request count for IP", "ip", ip, "count", count, "maxRetry", maxRetry)
return count >= maxRetry, nil
}

View File

@@ -1,10 +1,13 @@
package storage
import (
"database/sql"
"errors"
"fmt"
"time"
)
func WriteReq(db *Request_Writer, resultCh <-chan *LogEntry) {
func WriteReq(db *RequestWriter, resultCh <-chan *LogEntry) {
db.logger.Info("Starting log writer")
const batchSize = 100
const flushInterval = 1 * time.Second
@@ -14,29 +17,36 @@ func WriteReq(db *Request_Writer, resultCh <-chan *LogEntry) {
defer ticker.Stop()
flush := func() {
defer db.logger.Debug("Flushed batch", "count", len(batch))
err := func() (err error) {
if len(batch) == 0 {
return
return nil
}
tx, err := db.db.Begin()
if err != nil {
db.logger.Error("Failed to begin transaction", "error", err)
return
return fmt.Errorf("failed to begin transaction: %w", err)
}
defer func() {
if rollbackErr := tx.Rollback(); rollbackErr != nil &&
!errors.Is(rollbackErr, sql.ErrTxDone) {
err = errors.Join(
err,
fmt.Errorf("failed to rollback transaction: %w", rollbackErr),
)
}
}()
stmt, err := tx.Prepare(
"INSERT INTO requests (service, ip, path, method, status, created_at) VALUES (?, ?, ?, ?, ?, ?)",
)
if err != nil {
db.logger.Error("Failed to prepare statement", "error", err)
if rollbackErr := tx.Rollback(); rollbackErr != nil {
db.logger.Error("Failed to rollback transaction", "error", rollbackErr)
}
return
err = fmt.Errorf("failed to prepare statement: %w", err)
return err
}
defer func() {
if closeErr := stmt.Close(); closeErr != nil {
db.logger.Error("Failed to close statement", "error", closeErr)
err = errors.Join(err, fmt.Errorf("failed to close statement: %w", closeErr))
}
}()
@@ -50,17 +60,20 @@ func WriteReq(db *Request_Writer, resultCh <-chan *LogEntry) {
time.Now().Format(time.RFC3339),
)
if err != nil {
db.logger.Error("Failed to insert entry", "error", err)
db.logger.Error(fmt.Errorf("failed to insert entry: %w", err).Error())
}
}
if err := tx.Commit(); err != nil {
db.logger.Error("Failed to commit transaction", "error", err)
return
return fmt.Errorf("failed to commit transaction: %w", err)
}
db.logger.Debug("Flushed batch", "count", len(batch))
batch = batch[:0]
return err
}()
if err != nil {
db.logger.Error(err.Error())
}
}
for {
@@ -81,3 +94,13 @@ func WriteReq(db *Request_Writer, resultCh <-chan *LogEntry) {
}
}
}
func (w *RequestWriter) GetRequestCount() (int, error) {
var count int
err := w.db.QueryRow("SELECT COUNT(*) FROM requests").Scan(&count)
return count, err
}
func (w *RequestWriter) Close() error {
return w.db.Close()
}

View File

@@ -277,7 +277,7 @@ func TestWrite_ChannelClosed(t *testing.T) {
}
}
func NewRequestWriterWithDBPath(dbPath string) (*Request_Writer, error) {
func NewRequestWriterWithDBPath(dbPath string) (*RequestWriter, error) {
db, err := sql.Open("sqlite", dbPath+"?_pragma=journal_mode(WAL)&_pragma=busy_timeout(30000)&_pragma=synchronous(NORMAL)")
if err != nil {
return nil, err
@@ -285,13 +285,13 @@ func NewRequestWriterWithDBPath(dbPath string) (*Request_Writer, error) {
db.SetMaxOpenConns(1)
db.SetMaxIdleConns(1)
db.SetConnMaxLifetime(0)
return &Request_Writer{
return &RequestWriter{
logger: logger.New(false),
db: db,
}, nil
}
func (w *Request_Writer) CreateTable() error {
func (w *RequestWriter) CreateTable() error {
_, err := w.db.Exec(CreateRequestsTable)
if err != nil {
return err
@@ -299,21 +299,3 @@ func (w *Request_Writer) CreateTable() error {
w.logger.Info("Created requests table")
return nil
}
func (w *Request_Writer) Close() error {
w.logger.Info("Closing request database connection")
err := w.db.Close()
if err != nil {
return err
}
return nil
}
func (w *Request_Writer) GetRequestCount() (int, error) {
var count int
err := w.db.QueryRow("SELECT COUNT(*) FROM requests").Scan(&count)
if err != nil {
return 0, err
}
return count, nil
}