第二十五周记录

1、通过一次htb渗透学习linux命令

1.1 ssh命令

ssh 连接有两种方式,一是口令密码,二是公钥登录

ssh host@ip  [-p]   # ssh默认端口是22,如果有更改,用 -p参数 指定

公钥登录流程

  • ssh-keygen 创建公私钥
    -t 指定加密类型 -f 指定生成的文件名
  • ssh-copy-id 将公钥上传到服务器中 /.ssh/authorized_keys
    -i 指定公钥文件
  • ssh -i 私钥文件 host@ip
ssh-keygen -t rsa -f 3ackr0d

ssh-copy-id -i 3ackr0d host@ip

ssh -i 3ackr0d host@ip

注意:要想修改成只能公钥登录,可以更改配置文件

#/etc/ssh/sshd_confing

PasswordAuthentication 改为 no

1.2 ln命令

全称:make links between files, ln取的是link的两个字母

利用方法:
ln 链接上 下载的文件(公钥)和 /root/.ssh/authorized_keys,然后就可以用ssh以root身份登录

ln 
-s  建立软链接,注意源文件名必须是绝对路径
-f  如果目标文件存在,那么-f参数会覆盖掉目标文件

1.3 echo命令

输出内容

-n 去掉echo后面的换行符
-e 反斜杠转义生效

单引号、双引号、不加引号的区别

  • 单引号里面的内容原封不动的输出
  • 双引号里面$ \ `(反引号)会起作用
  • 不加引号会把所有的内容解释

1.4 base64

对内容进行base64编码和解码

echo -n hello | base64

echo -n hello | base64 -d  #-d参数是解码

2 python写程序调试

执行程序的时候 用 python -i target.py 进入交互界面

dir() #查看内置方法
declare v_1 date := TO_DATE('20250301', 'YYYYMMDD'); v_start date; v_end date := trunc(sysdate); v_current date; v_sql varchar2(32767); begin v_start :=trunc(v_1); for i in 0..(v_end-v_start) loop v_current := v_start+i; v_sql := 'merge into PURE_SPREAD dest using (with t1 as (SELECT a.*,CASE WHEN a.COUNTRY_CODE = ''tz'' THEN a.IN_FORCE_DATE + 3 / 24 WHEN a.COUNTRY_CODE = ''ke'' THEN a.IN_FORCE_DATE + 3 / 24 WHEN a.COUNTRY_CODE = ''ci'' THEN a.IN_FORCE_DATE WHEN a.COUNTRY_CODE = ''ph'' THEN a.IN_FORCE_DATE + 8 / 24 END AS NEW_DATE FROM LOAN_BORROW_INFO_TEST a WHERE a.COUNTRY_CODE <> ''gh'' AND a.RISK_SERIAL_NO <> ''googleplay'' AND a.ARCHIVED=1 and a.IN_FORCE_DATE is not null), t2 as (select distinct phone,country_code,NEW_DATE from t1 where TRUNC(NEW_DATE)=TO_DATE(''' || TO_CHAR(v_current, 'YYYYMMDD') || ''', ''YYYYMMDD'') and user_type_product=0), t3 as ( select t1.NEW_DATE,t1.ACTUAL_REPAYMENT_AMOUNT,t1.ACTUAL_AMOUNT,t1.state from t2 left join t1 on t2.phone=t1.phone and t2.country_code=t1.country_code and t1.NEW_DATE>=t2.NEW_DATE and t1.new_date is not null), t4 as( select week_num,TO_DATE(''' || TO_CHAR(v_current, 'YYYYMMDD') || ''', ''YYYYMMDD'') as pure_in_force_date,sum(rs-rl)/100 AS Spread from (SELECT case when state !=6 then ACTUAL_REPAYMENT_AMOUNT-ACTUAL_AMOUNT else 0 end as rs, case when state = 6 then ACTUAL_AMOUNT else 0 end as rl, TRUNC((NEW_DATE - MIN(NEW_DATE) OVER ()) / 7)+1 AS week_num, MIN(NEW_DATE) OVER () + TRUNC((NEW_DATE - MIN(NEW_DATE) OVER ()) / 7) * 7 AS week_start, MIN(NEW_DATE) OVER () + TRUNC((NEW_DATE - MIN(NEW_DATE) OVER ()) / 7) * 7 + 6 AS week_end FROM t3 WHERE NEW_DATE BETWEEN TO_DATE("2025-03-01", "YYYY-MM-DD") AND TRUNC(ADD_MONTHS(SYSDATE, 12), "YYYY") - 1) GROUP BY week_num ORDER BY week_num) select * from t4 pivot(sum(round(Spread,6)) for week_num IN (1 AS "第一", 2 AS "第二", 3 AS "第三", 4 AS "第四", 5 AS "第五", 6 AS "第六", 7 AS "第七", 8 AS "第八", 9 AS "第九", 10 AS "第十", 11 AS "第十一", 12 AS "第十二", 13 AS "第十三", 14 AS "第十四", 15 AS "第十五", 16 AS "第十六", 17 AS "第十七", 18 AS "第十八", 19 AS "第十九", 20 AS "第二十", 21 AS "第二十一", 22 AS "第二十二", 23 AS "第二十三", 24 AS "第二十四", 25 AS "第二十五", 26 AS "第二十六", 27 AS "第二十七", 28 AS "第二十八", 29 AS "第二十九", 30 AS "第三十", 31 AS "第三十一", 32 AS "第三十二", 33 AS "第三十三", 34 AS "第三十四", 35 AS "第三十五", 36 AS "第三十六", 37 AS "第三十七", 38 AS "第三十八", 39 AS "第三十九", 40 AS "第四十", 41 AS "第四十一", 42 AS "第四十二", 43 AS "第四十三"))) src on ( dest.pure_in_force_date= src.pure_in_force_date ) WHEN MATCHED THEN UPDATE SET dest."第一" = src."第一",dest."第二" = src."第二",dest."第三" = src."第三",dest."第四" = src."第四",dest."第五" = src."第五",dest."第六" = src."第六",dest."第七" = src."第七",dest."第八" = src."第八",dest."第九" = src."第九",dest."第十" = src."第十",dest."第十一" = src."第十一",dest."第十二" = src."第十二",dest."第十三" = src."第十三",dest."第十四" = src."第十四",dest."第十五" = src."第十五",dest."第十六" = src."第十六",dest."第十七" = src."第十七",dest."第十八" = src."第十八",dest."第十九" = src."第十九",dest."第二十" = src."第二十",dest."第二十一" = src."第二十一",dest."第二十二" = src."第二十二",dest."第二十三" = src."第二十三",dest."第二十四" = src."第二十四",dest."第二十五" = src."第二十五",dest."第二十六" = src."第二十六",dest."第二十七" = src."第二十七",dest."第二十八" = src."第二十八",dest."第二十九" = src."第二十九",dest."第三十" = src."第三十",dest."第三十一" = src."第三十一",dest."第三十二" = src."第三十二",dest."第三十三" = src."第三十三",dest."第三十四" = src."第三十四",dest."第三十五" = src."第三十五",dest."第三十六" = src."第三十六",dest."第三十七" = src."第三十七",dest."第三十八" = src."第三十八",dest."第三十九" = src."第三十九",dest."第四十" = src."第四十",dest."第四十一" = src."第四十一",dest."第四十二" = src."第四十二",dest."第四十三" = src."第四十三" WHEN NOT MATCHED THEN INSERT ( pure_in_force_date, "第一","第二","第三","第四","第五","第六","第七","第八","第九","第十","第十一","第十二","第十三","第十四","第十五","第十六","第十七","第十八","第十九","第二十","第二十一","第二十二","第二十三","第二十四","第二十五","第二十六","第二十七","第二十八","第二十九","第三十","第三十一","第三十二","第三十三","第三十四","第三十五","第三十六","第三十七","第三十八","第三十九","第四十","第四十一","第四十二","第四十三" ) VALUES ( src.pure_in_force_date, src."第一",src."第二",src."第三",src."第四",src."第五",src."第六",src."第七",src."第八",src."第九",src."第十",src."第十一",src."第十二",src."第十三",src."第十四",src."第十五",src."第十六",src."第十七",src."第十八",src."第十九",src."第二十",src."第二十一",src."第二十二",src."第二十三",src."第二十四",src."第二十五",src."第二十六",src."第二十七",src."第二十八",src."第二十九",src."第三十",src."第三十一",src."第三十二",src."第三十三",src."第三十四",src."第三十五",src."第三十六",src."第三十七",src."第三十八",src."第三十九",src."第四十",src."第四十一",src."第四十二",src."第四十三" )' ; EXECUTE IMMEDIATE v_sql; END LOOP; end; declare v_1 date := TO_DATE('20250301', 'YYYYMMDD'); v_start date; v_end date := trunc(sysdate); v_current date; v_sql varchar2(32767); begin v_start :=trunc(v_1); for i in 0..(v_end-v_start) loop v_current := v_start+i; v_sql := 'merge into PURE_SPREAD dest using (with t1 as (SELECT a.*,CASE WHEN a.COUNTRY_CODE = ''tz'' THEN a.IN_FORCE_DATE + 3 / 24 WHEN a.COUNTRY_CODE = ''ke'' THEN a.IN_FORCE_DATE + 3 / 24 WHEN a.COUNTRY_CODE = ''ci'' THEN a.IN_FORCE_DATE WHEN a.COUNTRY_CODE = ''ph'' THEN a.IN_FORCE_DATE + 8 / 24 END AS NEW_DATE FROM LOAN_BORROW_INFO_TEST a WHERE a.COUNTRY_CODE <> ''gh'' AND a.RISK_SERIAL_NO <> ''googleplay'' AND a.ARCHIVED=1 and a.IN_FORCE_DATE is not null), t2 as (select distinct phone,country_code,NEW_DATE from t1 where TRUNC(NEW_DATE)=TO_DATE(''' || TO_CHAR(v_current, 'YYYYMMDD') || ''', ''YYYYMMDD'') and user_type_product=0), t3 as ( select t1.NEW_DATE,t1.ACTUAL_REPAYMENT_AMOUNT,t1.ACTUAL_AMOUNT,t1.state from t2 left join t1 on t2.phone=t1.phone and t2.country_code=t1.country_code and t1.NEW_DATE>=t2.NEW_DATE and t1.new_date is not null), t4 as( select week_num,TO_DATE(''' || TO_CHAR(v_current, 'YYYYMMDD') || ''', ''YYYYMMDD'') as pure_in_force_date,sum(rs-rl)/100 AS Spread from (SELECT case when state !=6 then ACTUAL_REPAYMENT_AMOUNT-ACTUAL_AMOUNT else 0 end as rs, case when state = 6 then ACTUAL_AMOUNT else 0 end as rl, TRUNC((NEW_DATE - MIN(NEW_DATE) OVER ()) / 7)+1 AS week_num, MIN(NEW_DATE) OVER () + TRUNC((NEW_DATE - MIN(NEW_DATE) OVER ()) / 7) * 7 AS week_start, MIN(NEW_DATE) OVER () + TRUNC((NEW_DATE - MIN(NEW_DATE) OVER ()) / 7) * 7 + 6 AS week_end FROM t3 WHERE NEW_DATE BETWEEN TO_DATE("2025-03-01", "YYYY-MM-DD") AND TRUNC(ADD_MONTHS(SYSDATE, 12), "YYYY") - 1) GROUP BY week_num ORDER BY week_num) select * from t4 pivot(sum(round(Spread,6)) for week_num IN (1 AS "第一", 2 AS "第二", 3 AS "第三", 4 AS "第四", 5 AS "第五", 6 AS "第六", 7 AS "第七", 8 AS "第八", 9 AS "第九", 10 AS "第十", 11 AS "第十一", 12 AS "第十二", 13 AS "第十三", 14 AS "第十四", 15 AS "第十五", 16 AS "第十六", 17 AS "第十七", 18 AS "第十八", 19 AS "第十九", 20 AS "第二十", 21 AS "第二十一", 22 AS "第二十二", 23 AS "第二十三", 24 AS "第二十四", 25 AS "第二十五", 26 AS "第二十六", 27 AS "第二十七", 28 AS "第二十八", 29 AS "第二十九", 30 AS "第三十", 31 AS "第三十一", 32 AS "第三十二", 33 AS "第三十三", 34 AS "第三十四", 35 AS "第三十五", 36 AS "第三十六", 37 AS "第三十七", 38 AS "第三十八", 39 AS "第三十九", 40 AS "第四十", 41 AS "第四十一", 42 AS "第四十二", 43 AS "第四十三"))) src on ( dest.pure_in_force_date= src.pure_in_force_date ) WHEN MATCHED THEN UPDATE SET dest."第一" = src."第一",dest."第二" = src."第二",dest."第三" = src."第三",dest."第四" = src."第四",dest."第五" = src."第五",dest."第六" = src."第六",dest."第七" = src."第七",dest."第八" = src."第八",dest."第九" = src."第九",dest."第十" = src."第十",dest."第十一" = src."第十一",dest."第十二" = src."第十二",dest."第十三" = src."第十三",dest."第十四" = src."第十四",dest."第十五" = src."第十五",dest."第十六" = src."第十六",dest."第十七" = src."第十七",dest."第十八" = src."第十八",dest."第十九" = src."第十九",dest."第二十" = src."第二十",dest."第二十一" = src."第二十一",dest."第二十二" = src."第二十二",dest."第二十三" = src."第二十三",dest."第二十四" = src."第二十四",dest."第二十五" = src."第二十五",dest."第二十六" = src."第二十六",dest."第二十七" = src."第二十七",dest."第二十八" = src."第二十八",dest."第二十九" = src."第二十九",dest."第三十" = src."第三十",dest."第三十一" = src."第三十一",dest."第三十二" = src."第三十二",dest."第三十三" = src."第三十三",dest."第三十四" = src."第三十四",dest."第三十五" = src."第三十五",dest."第三十六" = src."第三十六",dest."第三十七" = src."第三十七",dest."第三十八" = src."第三十八",dest."第三十九" = src."第三十九",dest."第四十" = src."第四十",dest."第四十一" = src."第四十一",dest."第四十二" = src."第四十二",dest."第四十三" = src."第四十三" WHEN NOT MATCHED THEN INSERT ( pure_in_force_date, "第一","第二","第三","第四","第五","第六","第七","第八","第九","第十","第十一","第十二","第十三","第十四","第十五","第十六","第十七","第十八","第十九","第二十","第二十一","第二十二","第二十三","第二十四","第二十五","第二十六","第二十七","第二十八","第二十九","第三十","第三十一","第三十二","第三十三","第三十四","第三十五","第三十六","第三十七","第三十八","第三十九","第四十","第四十一","第四十二","第四十三" ) VALUES ( src.pure_in_force_date, src."第一",src."第二",src."第三",src."第四",src."第五",src."第六",src."第七",src."第八",src."第九",src."第十",src."第十一",src."第十二",src."第十三",src."第十四",src."第十五",src."第十六",src."第十七",src."第十八",src."第十九",src."第二十",src."第二十一",src."第二十二",src."第二十三",src."第二十四",src."第二十五",src."第二十六",src."第二十七",src."第二十八",src."第二十九",src."第三十",src."第三十一",src."第三十二",src."第三十三",src."第三十四",src."第三十五",src."第三十六",src."第三十七",src."第三十八",src."第三十九",src."第四十",src."第四十一",src."第四十二",src."第四十三" )' ; EXECUTE IMMEDIATE v_sql; END LOOP; end; declare v_1 date := TO_DATE('20250301', 'YYYYMMDD'); v_start date; v_end date := trunc(sysdate); v_current date; v_sql varchar2(32767); begin v_start :=trunc(v_1); for i in 0..(v_end-v_start) loop v_current := v_start+i; v_sql := 'merge into PURE_SPREAD dest using (with t1 as (SELECT a.*,CASE WHEN a.COUNTRY_CODE = ''tz'' THEN a.IN_FORCE_DATE + 3 / 24 WHEN a.COUNTRY_CODE = ''ke'' THEN a.IN_FORCE_DATE + 3 / 24 WHEN a.COUNTRY_CODE = ''ci'' THEN a.IN_FORCE_DATE WHEN a.COUNTRY_CODE = ''ph'' THEN a.IN_FORCE_DATE + 8 / 24 END AS NEW_DATE FROM LOAN_BORROW_INFO_TEST a WHERE a.COUNTRY_CODE <> ''gh'' AND a.RISK_SERIAL_NO <> ''googleplay'' AND a.ARCHIVED=1 and a.IN_FORCE_DATE is not null), t2 as (select distinct phone,country_code,NEW_DATE from t1 where TRUNC(NEW_DATE)=TO_DATE(''' || TO_CHAR(v_current, 'YYYYMMDD') || ''', ''YYYYMMDD'') and user_type_product=0), t3 as ( select t1.NEW_DATE,t1.ACTUAL_REPAYMENT_AMOUNT,t1.ACTUAL_AMOUNT,t1.state from t2 left join t1 on t2.phone=t1.phone and t2.country_code=t1.country_code and t1.NEW_DATE>=t2.NEW_DATE and t1.new_date is not null), t4 as( select week_num,TO_DATE(''' || TO_CHAR(v_current, 'YYYYMMDD') || ''', ''YYYYMMDD'') as pure_in_force_date,sum(rs-rl)/100 AS Spread from (SELECT case when state !=6 then ACTUAL_REPAYMENT_AMOUNT-ACTUAL_AMOUNT else 0 end as rs, case when state = 6 then ACTUAL_AMOUNT else 0 end as rl, TRUNC((NEW_DATE - MIN(NEW_DATE) OVER ()) / 7)+1 AS week_num, MIN(NEW_DATE) OVER () + TRUNC((NEW_DATE - MIN(NEW_DATE) OVER ()) / 7) * 7 AS week_start, MIN(NEW_DATE) OVER () + TRUNC((NEW_DATE - MIN(NEW_DATE) OVER ()) / 7) * 7 + 6 AS week_end FROM t3 WHERE NEW_DATE BETWEEN TO_DATE("2025-03-01", "YYYY-MM-DD") AND TRUNC(ADD_MONTHS(SYSDATE, 12), "YYYY") - 1) GROUP BY week_num ORDER BY week_num) select * from t4 pivot(sum(round(Spread,6)) for week_num IN (1 AS "第一", 2 AS "第二", 3 AS "第三", 4 AS "第四", 5 AS "第五", 6 AS "第六", 7 AS "第七", 8 AS "第八", 9 AS "第九", 10 AS "第十", 11 AS "第十一", 12 AS "第十二", 13 AS "第十三", 14 AS "第十四", 15 AS "第十五", 16 AS "第十六", 17 AS "第十七", 18 AS "第十八", 19 AS "第十九", 20 AS "第二十", 21 AS "第二十一", 22 AS "第二十二", 23 AS "第二十三", 24 AS "第二十四", 25 AS "第二十五", 26 AS "第二十六", 27 AS "第二十七", 28 AS "第二十八", 29 AS "第二十九", 30 AS "第三十", 31 AS "第三十一", 32 AS "第三十二", 33 AS "第三十三", 34 AS "第三十四", 35 AS "第三十五", 36 AS "第三十六", 37 AS "第三十七", 38 AS "第三十八", 39 AS "第三十九", 40 AS "第四十", 41 AS "第四十一", 42 AS "第四十二", 43 AS "第四十三"))) src on ( dest.pure_in_force_date= src.pure_in_force_date ) WHEN MATCHED THEN UPDATE SET dest."第一" = src."第一",dest."第二" = src."第二",dest."第三" = src."第三",dest."第四" = src."第四",dest."第五" = src."第五",dest."第六" = src."第六",dest."第七" = src."第七",dest."第八" = src."第八",dest."第九" = src."第九",dest."第十" = src."第十",dest."第十一" = src."第十一",dest."第十二" = src."第十二",dest."第十三" = src."第十三",dest."第十四" = src."第十四",dest."第十五" = src."第十五",dest."第十六" = src."第十六",dest."第十七" = src."第十七",dest."第十八" = src."第十八",dest."第十九" = src."第十九",dest."第二十" = src."第二十",dest."第二十一" = src."第二十一",dest."第二十二" = src."第二十二",dest."第二十三" = src."第二十三",dest."第二十四" = src."第二十四",dest."第二十五" = src."第二十五",dest."第二十六" = src."第二十六",dest."第二十七" = src."第二十七",dest."第二十八" = src."第二十八",dest."第二十九" = src."第二十九",dest."第三十" = src."第三十",dest."第三十一" = src."第三十一",dest."第三十二" = src."第三十二",dest."第三十三" = src."第三十三",dest."第三十四" = src."第三十四",dest."第三十五" = src."第三十五",dest."第三十六" = src."第三十六",dest."第三十七" = src."第三十七",dest."第三十八" = src."第三十八",dest."第三十九" = src."第三十九",dest."第四十" = src."第四十",dest."第四十一" = src."第四十一",dest."第四十二" = src."第四十二",dest."第四十三" = src."第四十三" WHEN NOT MATCHED THEN INSERT ( pure_in_force_date, "第一","第二","第三","第四","第五","第六","第七","第八","第九","第十","第十一","第十二","第十三","第十四","第十五","第十六","第十七","第十八","第十九","第二十","第二十一","第二十二","第二十三","第二十四","第二十五","第二十六","第二十七","第二十八","第二十九","第三十","第三十一","第三十二","第三十三","第三十四","第三十五","第三十六","第三十七","第三十八","第三十九","第四十","第四十一","第四十二","第四十三" ) VALUES ( src.pure_in_force_date, src."第一",src."第二",src."第三",src."第四",src."第五",src."第六",src."第七",src."第八",src."第九",src."第十",src."第十一",src."第十二",src."第十三",src."第十四",src."第十五",src."第十六",src."第十七",src."第十八",src."第十九",src."第二十",src."第二十一",src."第二十二",src."第二十三",src."第二十四",src."第二十五",src."第二十六",src."第二十七",src."第二十八",src."第二十九",src."第三十",src."第三十一",src."第三十二",src."第三十三",src."第三十四",src."第三十五",src."第三十六",src."第三十七",src."第三十八",src."第三十九",src."第四十",src."第四十一",src."第四十二",src."第四十三" )' ; EXECUTE IMMEDIATE v_sql; END LOOP; end; [42000][904] ORA-00904: "YYYY": 标识符无效 ORA-06512: 在 line 67
最新发布
06-07
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