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log ssh commands in "command logs" category

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This commit is contained in:
Nicola Murino 2019-11-19 11:38:39 +01:00
parent 9c4dbbc3f8
commit b3729e4666
5 changed files with 41 additions and 35 deletions
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5
README.md
View file

@ -462,7 +462,7 @@ The logs can be divided into the following categories:
- `connection_id` string. Unique connection identifier
- `protocol` string. `SFTP` or `SCP`
- **"command logs"**, SFTP/SCP command logs:
- `sender` string. `Rename`, `Rmdir`, `Mkdir`, `Symlink`, `Remove`, `Chmod`, `Chown`, `Chtimes`
- `sender` string. `Rename`, `Rmdir`, `Mkdir`, `Symlink`, `Remove`, `Chmod`, `Chown`, `Chtimes`, `SSHCommand`
- `level` string
- `username`, string
- `file_path` string
@ -472,8 +472,9 @@ The logs can be divided into the following categories:
- `gid` integer. Valid for sender `Chown` otherwise -1
- `access_time` datetime as YYYY-MM-DDTHH:MM:SS. Valid for sender `Chtimes` otherwise empty
- `modification_time` datetime as YYYY-MM-DDTHH:MM:SS. Valid for sender `Chtimes` otherwise empty
- `ssh_command`, string. Valid for sender `SSHCommand` otherwise empty
- `connection_id` string. Unique connection identifier
- `protocol` string. `SFTP` or `SCP`
- `protocol` string. `SFTP`, `SCP` or `SSH`
- **"http logs"**, REST API logs:
- `sender` string. `httpd`
- `level` string

5
logger/logger.go
View file

@ -149,8 +149,8 @@ func TransferLog(operation string, path string, elapsed int64, size int64, user
Msg("")
}
// CommandLog logs an SFTP/SCP command
func CommandLog(command, path, target, user, fileMode, connectionID, protocol string, uid, gid int, atime, mtime string) {
// CommandLog logs an SFTP/SCP/SSH command
func CommandLog(command, path, target, user, fileMode, connectionID, protocol string, uid, gid int, atime, mtime, sshCommand string) {
logger.Info().
Timestamp().
Str("sender", command).
@ -162,6 +162,7 @@ func CommandLog(command, path, target, user, fileMode, connectionID, protocol st
Int("gid", gid).
Str("access_time", atime).
Str("modification_time", atime).
Str("ssh_command", sshCommand).
Str("connection_id", connectionID).
Str("protocol", protocol).
Msg("")

16
sftpd/handler.go
View file

@ -271,7 +271,7 @@ func (c Connection) handleSFTPSetstat(path string, request *sftp.Request) error
c.Log(logger.LevelWarn, logSender, "failed to chmod path %#v, mode: %v, err: %v", path, fileMode.String(), err)
return getSFTPErrorFromOSError(err)
}
logger.CommandLog(chmodLogSender, path, "", c.User.Username, fileMode.String(), c.ID, c.protocol, -1, -1, "", "")
logger.CommandLog(chmodLogSender, path, "", c.User.Username, fileMode.String(), c.ID, c.protocol, -1, -1, "", "", "")
return nil
} else if attrFlags.UidGid {
if !c.User.HasPerm(dataprovider.PermChown) {
@ -283,7 +283,7 @@ func (c Connection) handleSFTPSetstat(path string, request *sftp.Request) error
c.Log(logger.LevelWarn, logSender, "failed to chown path %#v, uid: %v, gid: %v, err: %v", path, uid, gid, err)
return getSFTPErrorFromOSError(err)
}
logger.CommandLog(chownLogSender, path, "", c.User.Username, "", c.ID, c.protocol, uid, gid, "", "")
logger.CommandLog(chownLogSender, path, "", c.User.Username, "", c.ID, c.protocol, uid, gid, "", "", "")
return nil
} else if attrFlags.Acmodtime {
if !c.User.HasPerm(dataprovider.PermChtimes) {
@ -300,7 +300,7 @@ func (c Connection) handleSFTPSetstat(path string, request *sftp.Request) error
return getSFTPErrorFromOSError(err)
}
logger.CommandLog(chtimesLogSender, path, "", c.User.Username, "", c.ID, c.protocol, -1, -1, accessTimeString,
modificationTimeString)
modificationTimeString, "")
return nil
}
return nil
@ -314,7 +314,7 @@ func (c Connection) handleSFTPRename(sourcePath string, targetPath string) error
c.Log(logger.LevelWarn, logSender, "failed to rename file, source: %#v target: %#v: %v", sourcePath, targetPath, err)
return getSFTPErrorFromOSError(err)
}
logger.CommandLog(renameLogSender, sourcePath, targetPath, c.User.Username, "", c.ID, c.protocol, -1, -1, "", "")
logger.CommandLog(renameLogSender, sourcePath, targetPath, c.User.Username, "", c.ID, c.protocol, -1, -1, "", "", "")
go executeAction(operationRename, c.User.Username, sourcePath, targetPath)
return nil
}
@ -340,7 +340,7 @@ func (c Connection) handleSFTPRmdir(path string) error {
return getSFTPErrorFromOSError(err)
}
logger.CommandLog(rmdirLogSender, path, "", c.User.Username, "", c.ID, c.protocol, -1, -1, "", "")
logger.CommandLog(rmdirLogSender, path, "", c.User.Username, "", c.ID, c.protocol, -1, -1, "", "", "")
return sftp.ErrSSHFxOk
}
@ -353,7 +353,7 @@ func (c Connection) handleSFTPSymlink(sourcePath string, targetPath string) erro
return getSFTPErrorFromOSError(err)
}
logger.CommandLog(symlinkLogSender, sourcePath, targetPath, c.User.Username, "", c.ID, c.protocol, -1, -1, "", "")
logger.CommandLog(symlinkLogSender, sourcePath, targetPath, c.User.Username, "", c.ID, c.protocol, -1, -1, "", "", "")
return nil
}
@ -367,7 +367,7 @@ func (c Connection) handleSFTPMkdir(path string) error {
}
utils.SetPathPermissions(path, c.User.GetUID(), c.User.GetGID())
logger.CommandLog(mkdirLogSender, path, "", c.User.Username, "", c.ID, c.protocol, -1, -1, "", "")
logger.CommandLog(mkdirLogSender, path, "", c.User.Username, "", c.ID, c.protocol, -1, -1, "", "", "")
return nil
}
@ -393,7 +393,7 @@ func (c Connection) handleSFTPRemove(path string) error {
return getSFTPErrorFromOSError(err)
}
logger.CommandLog(removeLogSender, path, "", c.User.Username, "", c.ID, c.protocol, -1, -1, "", "")
logger.CommandLog(removeLogSender, path, "", c.User.Username, "", c.ID, c.protocol, -1, -1, "", "", "")
if fi.Mode()&os.ModeSymlink != os.ModeSymlink {
dataprovider.UpdateUserQuota(dataProvider, c.User, -1, -size, false)
}

43
sftpd/sftpd.go
View file

@ -20,27 +20,28 @@ import (
)
const (
logSender = "sftpd"
logSenderSCP = "scp"
logSenderSSH = "ssh"
uploadLogSender = "Upload"
downloadLogSender = "Download"
renameLogSender = "Rename"
rmdirLogSender = "Rmdir"
mkdirLogSender = "Mkdir"
symlinkLogSender = "Symlink"
removeLogSender = "Remove"
chownLogSender = "Chown"
chmodLogSender = "Chmod"
chtimesLogSender = "Chtimes"
operationDownload = "download"
operationUpload = "upload"
operationDelete = "delete"
operationRename = "rename"
protocolSFTP = "SFTP"
protocolSCP = "SCP"
protocolSSH = "SSH"
handshakeTimeout = 2 * time.Minute
logSender = "sftpd"
logSenderSCP = "scp"
logSenderSSH = "ssh"
uploadLogSender = "Upload"
downloadLogSender = "Download"
renameLogSender = "Rename"
rmdirLogSender = "Rmdir"
mkdirLogSender = "Mkdir"
symlinkLogSender = "Symlink"
removeLogSender = "Remove"
chownLogSender = "Chown"
chmodLogSender = "Chmod"
chtimesLogSender = "Chtimes"
sshCommandLogSender = "SSHCommand"
operationDownload = "download"
operationUpload = "upload"
operationDelete = "delete"
operationRename = "rename"
protocolSFTP = "SFTP"
protocolSCP = "SCP"
protocolSSH = "SSH"
handshakeTimeout = 2 * time.Minute
)
const (

7
sftpd/ssh_cmd.go
View file

@ -140,12 +140,15 @@ func (c *sshCommand) sendExitStatus(err error) {
status := uint32(0)
if err != nil {
status = uint32(1)
c.connection.Log(logger.LevelWarn, logSenderSSH, "command failed: %#v args: %v user: %v err: %v",
c.command, c.args, c.connection.User.Username, err)
} else {
logger.CommandLog(sshCommandLogSender, c.getDestPath(), "", c.connection.User.Username, "", c.connection.ID,
protocolSSH, -1, -1, "", "", c.connection.command)
}
exitStatus := sshSubsystemExitStatus{
Status: status,
}
c.connection.Log(logger.LevelDebug, logSenderSSH, "send exit status for command %#v with args: %v user: %v err: %v",
c.command, c.args, c.connection.User.Username, err)
c.connection.channel.SendRequest("exit-status", false, ssh.Marshal(&exitStatus))
c.connection.channel.Close()
}