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New feature: add payload parser. #113

Merged
merged 17 commits into from
Jul 3, 2022
Merged

New feature: add payload parser. #113

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900665e
New feature: add payload parser.
cfc4n Jun 28, 2022
2a42149
add payload parser.
cfc4n Jul 1, 2022
4a649ef
add Testdata for unit Testing.
cfc4n Jul 1, 2022
9d0031f
update unit Testing.
cfc4n Jul 1, 2022
db33f79
add parser type for http_request
cfc4n Jul 2, 2022
7ebb4fd
rollback text context
cfc4n Jul 2, 2022
b342b64
hard code parser type.
cfc4n Jul 2, 2022
6381875
parser http_request works.
cfc4n Jul 3, 2022
7baef54
http_response parser works.
cfc4n Jul 3, 2022
1b06240
remove method: Body()
cfc4n Jul 3, 2022
0dff170
fixed : invalid memory address `gzip reader decode failed`
cfc4n Jul 3, 2022
12c37af
remove unused files.
cfc4n Jul 3, 2022
a3ab892
change logger to go SDK log from zap.logger
cfc4n Jul 3, 2022
2d3e88b
fixed: flag accessed but not defined: savefile
cfc4n Jul 3, 2022
ffc2ef4
improve: change ievent Interface to event_process package from user p…
cfc4n Jul 3, 2022
a6abb0e
unit testing...
cfc4n Jul 3, 2022
5558183
logger output format.
cfc4n Jul 3, 2022
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2 changes: 2 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -19,3 +19,5 @@
.vscode/settings.json

kern/bpf/x86/vmlinux.h

bin/*
4 changes: 2 additions & 2 deletions cli/cmd/bash.go
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Original file line number Diff line number Diff line change
Expand Up @@ -50,7 +50,7 @@ func bashCommandFunc(command *cobra.Command, args []string) {

mod := user.GetModuleByName(user.MODULE_NAME_BASH)

logger := log.Default()
logger := log.New(os.Stdout, "ecapture_", log.LstdFlags)

logger.Printf("start to run %s module", mod.Name())

Expand All @@ -65,7 +65,7 @@ func bashCommandFunc(command *cobra.Command, args []string) {
bc.Debug = gConf.Debug
bc.IsHex = gConf.IsHex

log.Printf("pid info :%d", os.Getpid())
logger.Printf("pid info :%d", os.Getpid())
//bc.Pid = globalFlags.Pid
if e := bc.Check(); e != nil {
logger.Fatal(e)
Expand Down
16 changes: 11 additions & 5 deletions cli/cmd/global.go
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Original file line number Diff line number Diff line change
Expand Up @@ -11,11 +11,12 @@ import (
// GlobalFlags are flags that defined globally
// and are inherited to all sub-commands.
type GlobalFlags struct {
IsHex bool
Debug bool
Pid uint64 // PID
Uid uint64 // UID
NoSearch bool // No lib search
IsHex bool
Debug bool
Pid uint64 // PID
Uid uint64 // UID
NoSearch bool // No lib search
loggerFile string // save file
}

func getGlobalConf(command *cobra.Command) (conf GlobalFlags, err error) {
Expand Down Expand Up @@ -43,5 +44,10 @@ func getGlobalConf(command *cobra.Command) (conf GlobalFlags, err error) {
if err != nil {
return
}

conf.loggerFile, err = command.Flags().GetString("write-file")
if err != nil {
return
}
return
}
1 change: 1 addition & 0 deletions cli/cmd/root.go
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Original file line number Diff line number Diff line change
Expand Up @@ -80,4 +80,5 @@ func init() {
rootCmd.PersistentFlags().BoolVar(&globalFlags.NoSearch, "nosearch", false, "no lib search")
rootCmd.PersistentFlags().Uint64VarP(&globalFlags.Pid, "pid", "p", defaultPid, "if pid is 0 then we target all pids")
rootCmd.PersistentFlags().Uint64VarP(&globalFlags.Uid, "uid", "u", defaultUid, "if uid is 0 then we target all users")
rootCmd.PersistentFlags().StringVarP(&globalFlags.loggerFile, "write-file", "w", "", "-w file Write the packets to file")
}
20 changes: 14 additions & 6 deletions cli/cmd/tls.go
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Original file line number Diff line number Diff line change
Expand Up @@ -50,14 +50,22 @@ func openSSLCommandFunc(command *cobra.Command, args []string) {
signal.Notify(stopper, os.Interrupt, syscall.SIGTERM)
ctx, cancelFun := context.WithCancel(context.TODO())

logger := log.Default()
logger := log.New(os.Stdout, "ecapture_", log.LstdFlags)

// save global config
gConf, e := getGlobalConf(command)
if e != nil {
logger.Fatal(e)
}
log.Printf("pid info :%d", os.Getpid())
if gConf.loggerFile != "" {
f, e := os.Create(gConf.loggerFile)
if e != nil {
logger.Fatal(e)
return
}
logger.SetOutput(f)
}
logger.Printf("pid info :%d", os.Getpid())

modNames := []string{user.MODULE_NAME_OPENSSL, user.MODULE_NAME_GNUTLS, user.MODULE_NAME_NSPR, user.MODULE_NAME_GOSSL}

Expand All @@ -68,7 +76,6 @@ func openSSLCommandFunc(command *cobra.Command, args []string) {
logger.Printf("cant found module: %s", modName)
break
}
logger.Printf("start to run %s module", mod.Name())

var conf user.IConfig
switch mod.Name() {
Expand All @@ -94,23 +101,24 @@ func openSSLCommandFunc(command *cobra.Command, args []string) {
conf.SetHex(gConf.IsHex)
conf.SetNoSearch(gConf.NoSearch)

logger.Printf("start to init %s module", mod.Name())
if e := conf.Check(); e != nil {
logger.Printf("%v", e)
logger.Printf("%s module init failed. skip it. error:%+v", mod.Name(), e)
continue
}

//初始化
err := mod.Init(ctx, logger, conf)
if err != nil {
logger.Printf("%v", err)
logger.Printf("%s module init failed, skip it. error:%+v", mod.Name(), err)
continue
}

// 加载ebpf，挂载到hook点上，开始监听
go func(module user.IModule) {
err := module.Run()
if err != nil {
logger.Printf("%v", err)
logger.Printf("%s module run failed, skip it. error:%+v", module.Name(), err)
return
}
}(mod)
Expand Down
3 changes: 3 additions & 0 deletions go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -25,5 +25,8 @@ require (
github.com/stretchr/testify v1.7.0 // indirect
github.com/vishvananda/netlink v1.1.0 // indirect
github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df // indirect
go.uber.org/atomic v1.9.0 // indirect
go.uber.org/multierr v1.8.0 // indirect
go.uber.org/zap v1.21.0 // indirect
golang.org/x/net v0.0.0-20210525063256-abc453219eb5 // indirect
)
28 changes: 28 additions & 0 deletions go.sum
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
github.com/avast/retry-go v3.0.0+incompatible h1:4SOWQ7Qs+oroOTQOYnAHqelpCO0biHSxpiH9JdtuBj0=
github.com/avast/retry-go v3.0.0+incompatible/go.mod h1:XtSnn+n/sHqQIpZ10K1qAevBhOOCWBLXXy3hyiqqBrY=
github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
github.com/cilium/ebpf v0.5.0/go.mod h1:4tRaxcgiL706VnOzHOdBlY8IEAIdxINsQBcU4xJJXRs=
github.com/cilium/ebpf v0.8.1 h1:bLSSEbBLqGPXxls55pGr5qWZaTqcmfDJHhou7t254ao=
github.com/cilium/ebpf v0.8.1/go.mod h1:f5zLIM0FSNuAkSyLAN7X+Hy6yznlF1mNiWUMfxMtrgk=
Expand Down Expand Up @@ -69,6 +70,7 @@ github.com/mdlayher/netlink v1.4.1 h1:I154BCU+mKlIf7BgcAJB2r7QjveNPty6uNY1g9ChVf
github.com/mdlayher/netlink v1.4.1/go.mod h1:e4/KuJ+s8UhfUpO9z00/fDZZmhSrs+oxyqAS9cNgn6Q=
github.com/mdlayher/socket v0.0.0-20210307095302-262dc9984e00 h1:qEtkL8n1DAHpi5/AOgAckwGQUlMe4+jhL/GMt+GKIks=
github.com/mdlayher/socket v0.0.0-20210307095302-262dc9984e00/go.mod h1:GAFlyu4/XV68LkQKYzKhIo/WW7j3Zi0YRAz/BOoanUc=
github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
Expand All @@ -92,10 +94,24 @@ github.com/vishvananda/netlink v1.1.0 h1:1iyaYNBLmP6L0220aDnYQpo1QEV4t4hJ+xEEhhJ
github.com/vishvananda/netlink v1.1.0/go.mod h1:cTgwzPIzzgDAYoQrMm0EdrjRUBkTqKYppBueQtXaqoE=
github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df h1:OviZH7qLw/7ZovXvuNyL3XQl8UFofeikI1NW1Gypu7k=
github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df/go.mod h1:JP3t17pCcGlemwknint6hfoeCVQrEMVwxRLRjXpq+BU=
github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
go.uber.org/atomic v1.9.0 h1:ECmE8Bn/WFTYwEW/bpKD3M8VtR/zQVbavAoalC1PYyE=
go.uber.org/atomic v1.9.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
go.uber.org/goleak v1.1.11/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
go.uber.org/multierr v1.8.0 h1:dg6GjLku4EH+249NNmoIciG9N/jURbDG+pFlTkhzIC8=
go.uber.org/multierr v1.8.0/go.mod h1:7EAYxJLBy9rStEaz58O2t4Uvip6FSURkq8/ppBp95ak=
go.uber.org/zap v1.21.0 h1:WefMeulhovoZ2sYXz7st6K0sLj7bBhpiFaud4r4zST8=
go.uber.org/zap v1.21.0/go.mod h1:wjWOCqI0f2ZZrJF/UufIOkiC8ii6tm1iqIsLo76RfJw=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20191007182048-72f939374954/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20200202094626-16171245cfb2/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
Expand All @@ -105,8 +121,11 @@ golang.org/x/net v0.0.0-20201216054612-986b41b23924/go.mod h1:m0MpNAwzfU5UDzcl9v
golang.org/x/net v0.0.0-20201224014010-6772e930b67b/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20210119194325-5f4716e94777/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
golang.org/x/net v0.0.0-20210525063256-abc453219eb5 h1:wjuX4b5yYQnEQHzd+CBcrcC6OVR2J1CN6mUy0oSxIPo=
golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190411185658-b44545bcd369/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
Expand All @@ -126,7 +145,9 @@ golang.org/x/sys v0.0.0-20210123111255-9b0068b26619/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210216163648-f7da38b97c65/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210305230114-8fe3ee5dd75b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210906170528-6f6e22806c34/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20211210111614-af8b64212486 h1:5hpz5aRr+W1erYCL5JRhSUBJRph7l9XkNveoExlrKYk=
Expand All @@ -136,12 +157,19 @@ golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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