95 lines
1.9 KiB
Go
95 lines
1.9 KiB
Go
package ssh
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import (
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"bufio"
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"bytes"
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"fmt"
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uuid "github.com/satori/go.uuid"
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ocmsc "git.loafle.net/overflow/commons-go/model/sensorconfig"
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"git.loafle.net/overflow/container_network/crawler/ssh/client"
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"git.loafle.net/overflow/container_network/crawler/ssh/parser"
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crawler "git.loafle.net/overflow/crawler-go"
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)
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type SSHCrawler struct {
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crawler.Crawler
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}
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func (c *SSHCrawler) Name() string {
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return "SSH"
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}
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func (c *SSHCrawler) String() string {
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return "SSH Crawler"
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}
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func (c *SSHCrawler) Auth(auth map[string]interface{}) error {
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return nil
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}
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func (c *SSHCrawler) Get(config *ocmsc.SensorConfig) (map[string]string, error) {
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sshClient, err := client.New(config.Target)
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if nil != err {
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return nil, err
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}
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itemCount := len(config.Items)
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results := make(map[string]string, 0)
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boundary := uuid.NewV4().String()
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commands := ""
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for i := 0; i < itemCount; i++ {
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switch i {
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case 0:
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commands = config.Items[i].QueryInfo.Query
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default:
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commands = fmt.Sprintf("%s ; echo \"--%s\" ; %s ", commands, boundary, config.Items[i].QueryInfo.Query)
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}
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}
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commands = fmt.Sprintf("%s ; echo \"--%s--\" ", commands, boundary)
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buf, err := sshClient.RunCommand(commands)
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if nil != err {
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return nil, err
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}
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r := bytes.NewReader(buf)
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scanner := bufio.NewScanner(r)
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pScanner := parser.NewParserScanner(scanner, boundary)
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for i := 0; i < itemCount; i++ {
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item := config.Items[i]
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mode := item.QueryInfo.Extend["mode"].(string)
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p := parser.GetParser(mode)
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if nil == p {
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return nil, fmt.Errorf("Container: Parser[%s] is not exist", mode)
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}
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rm, err := p.Parse(pScanner)
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if nil != err {
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return nil, err
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}
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if nil != rm {
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mm := ocmsc.KeysToMap(item.Keys)
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for key, value := range mm {
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results[value] = rm[key]
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}
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}
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if !pScanner.Clean() {
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break
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}
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}
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return results, nil
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}
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func NewCrawler() crawler.Crawler {
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c := &SSHCrawler{}
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return c
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}
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