init commit.
This commit is contained in:
commit
51141d860c
3
.dockerignore
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3
.dockerignore
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@ -0,0 +1,3 @@
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.git/
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docker-compose.yaml
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README.md
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1
.gitignore
vendored
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1
.gitignore
vendored
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sqlite.db
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10
Dockerfile
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10
Dockerfile
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FROM golang:alpine AS builder
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WORKDIR /licsber
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COPY . .
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RUN go env -w GOPROXY=https://goproxy.cn,direct
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RUN go build -ldflags="-w -s" .
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FROM scratch
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COPY --from=builder /licsber/myfakessh /licsber/myfakessh
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EXPOSE 22
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ENTRYPOINT ["/licsber/myfakessh"]
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10
README.md
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10
README.md
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# MyFakeSSH
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```bash
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go mod init myfakessh
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go mod tidy
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```
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## 参考
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https://github.com/fffaraz/fakessh
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79
db.go
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79
db.go
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package main
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import (
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"database/sql"
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"fmt"
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"log"
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"net"
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"strconv"
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"time"
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"golang.org/x/crypto/ssh"
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_ "modernc.org/sqlite"
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)
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var (
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db *sql.DB
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dbPath = "./sqlite.db"
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)
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func initDB() {
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_db, err := sql.Open("sqlite", dbPath)
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if err != nil {
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log.Fatal(err)
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}
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db = _db
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createTableSQL := `
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CREATE TABLE IF NOT EXISTS connect_attempts (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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time TEXT NOT NULL,
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ip TEXT NOT NULL,
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port INTEGER NOT NULL
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);
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CREATE TABLE IF NOT EXISTS login_attempts (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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time TEXT NOT NULL,
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ip TEXT NOT NULL,
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port INTEGER NOT NULL,
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client_version TEXT NOT NULL,
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username TEXT NOT NULL,
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password TEXT NOT NULL
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);`
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_, err = db.Exec(createTableSQL)
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if err != nil {
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log.Fatal(err)
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}
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fmt.Println("Table created successfully")
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}
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func logConnect(conn net.Conn) {
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currentTime := time.Now().Format("2006-01-02 15:04:05")
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remoteAddr := conn.RemoteAddr().String()
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host, port, _ := net.SplitHostPort(remoteAddr)
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portInt, _ := strconv.Atoi(port)
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insertSQL := `INSERT INTO connect_attempts (time, ip, port) VALUES (?, ?, ?)`
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_, err := db.Exec(insertSQL, currentTime, host, portInt)
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if err != nil {
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log.Println("Failed to insert connect attempt:", err)
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return
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}
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}
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func logLogin(conn ssh.ConnMetadata, password []byte) {
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currentTime := time.Now().Format("2006-01-02 15:04:05")
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remoteAddr := conn.RemoteAddr().String()
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host, port, _ := net.SplitHostPort(remoteAddr)
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portInt, _ := strconv.Atoi(port)
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clientVersion := string(conn.ClientVersion())
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username := conn.User()
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passwordStr := string(password)
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insertSQL := `INSERT INTO login_attempts (time, ip, port, client_version, username, password) VALUES (?, ?, ?, ?, ?, ?)`
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_, err := db.Exec(insertSQL, currentTime, host, portInt, clientVersion, username, passwordStr)
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if err != nil {
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log.Fatal("Failed to insert login attempt:", err)
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return
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}
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}
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13
docker-compose.yaml
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13
docker-compose.yaml
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services:
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MyFakeSSH:
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build: .
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image: licsber/myfakessh:latest
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restart: always
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container_name: myfakessh
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command: /log
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volumes:
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- /licsber/docker/myfakessh:/log
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- /etc/localtime:/etc/localtime:ro
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- /etc/timezone:/etc/timezone:ro
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ports:
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- '22:22'
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20
go.mod
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20
go.mod
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module git.licsber.site/go/myfakessh
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go 1.23
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require (
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golang.org/x/crypto v0.32.0
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modernc.org/sqlite v1.34.5
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)
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require (
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github.com/dustin/go-humanize v1.0.1 // indirect
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github.com/google/uuid v1.6.0 // indirect
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github.com/mattn/go-isatty v0.0.20 // indirect
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github.com/ncruces/go-strftime v0.1.9 // indirect
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github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
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golang.org/x/sys v0.29.0 // indirect
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modernc.org/libc v1.55.3 // indirect
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modernc.org/mathutil v1.6.0 // indirect
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modernc.org/memory v1.8.0 // indirect
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)
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47
go.sum
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47
go.sum
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github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
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github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
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github.com/google/pprof v0.0.0-20240409012703-83162a5b38cd h1:gbpYu9NMq8jhDVbvlGkMFWCjLFlqqEZjEmObmhUy6Vo=
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github.com/google/pprof v0.0.0-20240409012703-83162a5b38cd/go.mod h1:kf6iHlnVGwgKolg33glAes7Yg/8iWP8ukqeldJSO7jw=
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github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
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github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
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github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
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github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
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github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdhx/f4=
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github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
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github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
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github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
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golang.org/x/crypto v0.32.0 h1:euUpcYgM8WcP71gNpTqQCn6rC2t6ULUPiOzfWaXVVfc=
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golang.org/x/crypto v0.32.0/go.mod h1:ZnnJkOaASj8g0AjIduWNlq2NRxL0PlBrbKVyZ6V/Ugc=
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golang.org/x/mod v0.16.0 h1:QX4fJ0Rr5cPQCF7O9lh9Se4pmwfwskqZfq5moyldzic=
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golang.org/x/mod v0.16.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
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golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
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golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
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golang.org/x/term v0.28.0 h1:/Ts8HFuMR2E6IP/jlo7QVLZHggjKQbhu/7H0LJFr3Gg=
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golang.org/x/term v0.28.0/go.mod h1:Sw/lC2IAUZ92udQNf3WodGtn4k/XoLyZoh8v/8uiwek=
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golang.org/x/tools v0.19.0 h1:tfGCXNR1OsFG+sVdLAitlpjAvD/I6dHDKnYrpEZUHkw=
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golang.org/x/tools v0.19.0/go.mod h1:qoJWxmGSIBmAeriMx19ogtrEPrGtDbPK634QFIcLAhc=
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modernc.org/cc/v4 v4.21.4 h1:3Be/Rdo1fpr8GrQ7IVw9OHtplU4gWbb+wNgeoBMmGLQ=
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modernc.org/cc/v4 v4.21.4/go.mod h1:HM7VJTZbUCR3rV8EYBi9wxnJ0ZBRiGE5OeGXNA0IsLQ=
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modernc.org/ccgo/v4 v4.19.2 h1:lwQZgvboKD0jBwdaeVCTouxhxAyN6iawF3STraAal8Y=
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modernc.org/ccgo/v4 v4.19.2/go.mod h1:ysS3mxiMV38XGRTTcgo0DQTeTmAO4oCmJl1nX9VFI3s=
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modernc.org/fileutil v1.3.0 h1:gQ5SIzK3H9kdfai/5x41oQiKValumqNTDXMvKo62HvE=
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modernc.org/fileutil v1.3.0/go.mod h1:XatxS8fZi3pS8/hKG2GH/ArUogfxjpEKs3Ku3aK4JyQ=
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modernc.org/gc/v2 v2.4.1 h1:9cNzOqPyMJBvrUipmynX0ZohMhcxPtMccYgGOJdOiBw=
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modernc.org/gc/v2 v2.4.1/go.mod h1:wzN5dK1AzVGoH6XOzc3YZ+ey/jPgYHLuVckd62P0GYU=
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modernc.org/libc v1.55.3 h1:AzcW1mhlPNrRtjS5sS+eW2ISCgSOLLNyFzRh/V3Qj/U=
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modernc.org/libc v1.55.3/go.mod h1:qFXepLhz+JjFThQ4kzwzOjA/y/artDeg+pcYnY+Q83w=
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modernc.org/mathutil v1.6.0 h1:fRe9+AmYlaej+64JsEEhoWuAYBkOtQiMEU7n/XgfYi4=
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modernc.org/mathutil v1.6.0/go.mod h1:Ui5Q9q1TR2gFm0AQRqQUaBWFLAhQpCwNcuhBOSedWPo=
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modernc.org/memory v1.8.0 h1:IqGTL6eFMaDZZhEWwcREgeMXYwmW83LYW8cROZYkg+E=
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modernc.org/memory v1.8.0/go.mod h1:XPZ936zp5OMKGWPqbD3JShgd/ZoQ7899TUuQqxY+peU=
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modernc.org/opt v0.1.3 h1:3XOZf2yznlhC+ibLltsDGzABUGVx8J6pnFMS3E4dcq4=
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modernc.org/opt v0.1.3/go.mod h1:WdSiB5evDcignE70guQKxYUl14mgWtbClRi5wmkkTX0=
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modernc.org/sortutil v1.2.0 h1:jQiD3PfS2REGJNzNCMMaLSp/wdMNieTbKX920Cqdgqc=
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modernc.org/sortutil v1.2.0/go.mod h1:TKU2s7kJMf1AE84OoiGppNHJwvB753OYfNl2WRb++Ss=
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modernc.org/sqlite v1.34.5 h1:Bb6SR13/fjp15jt70CL4f18JIN7p7dnMExd+UFnF15g=
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modernc.org/sqlite v1.34.5/go.mod h1:YLuNmX9NKs8wRNK2ko1LW1NGYcc9FkBO69JOt1AR9JE=
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modernc.org/strutil v1.2.0 h1:agBi9dp1I+eOnxXeiZawM8F4LawKv4NzGWSaLfyeNZA=
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modernc.org/strutil v1.2.0/go.mod h1:/mdcBmfOibveCTBxUl5B5l6W+TTH1FXPLHZE6bTosX0=
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modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=
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modernc.org/token v1.1.0/go.mod h1:UGzOrNV1mAFSEB63lOFHIpNRUVMvYTc6yu1SMY/XTDM=
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69
main.go
Normal file
69
main.go
Normal file
@ -0,0 +1,69 @@
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package main
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import (
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"crypto/rand"
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"crypto/rsa"
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"errors"
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"log"
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"net"
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"os"
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"time"
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"golang.org/x/crypto/ssh"
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)
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var (
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errBadPassword = errors.New("permission denied")
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serverVersions = []string{
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"SSH-2.0-OpenSSH_9.9",
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}
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)
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func main() {
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if len(os.Args) > 1 {
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dbPath = os.Args[1] + "/sqlite.db"
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}
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initDB()
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defer db.Close()
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serverConfig := &ssh.ServerConfig{
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MaxAuthTries: 6,
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PasswordCallback: passwordCallback,
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ServerVersion: serverVersions[0],
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}
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privateKey, _ := rsa.GenerateKey(rand.Reader, 2048)
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signer, _ := ssh.NewSignerFromSigner(privateKey)
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serverConfig.AddHostKey(signer)
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listener, err := net.Listen("tcp", ":22")
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if err != nil {
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log.Fatal("Failed to listen:", err)
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return
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}
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defer listener.Close()
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for {
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conn, err := listener.Accept()
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if err != nil {
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log.Fatal("Failed to accept:", err)
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break
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}
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go handleConn(conn, serverConfig)
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}
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}
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func passwordCallback(conn ssh.ConnMetadata, password []byte) (*ssh.Permissions, error) {
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log.Println(conn.RemoteAddr(), string(conn.ClientVersion()), conn.User(), string(password))
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logLogin(conn, password)
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time.Sleep(100 * time.Millisecond)
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return nil, errBadPassword
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}
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func handleConn(conn net.Conn, serverConfig *ssh.ServerConfig) {
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defer conn.Close()
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log.Println(conn.RemoteAddr())
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logConnect(conn)
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ssh.NewServerConn(conn, serverConfig)
|
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}
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