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PostgreSQL 协议数据样例
2022-08-02 14:14:00 【[email prote】
文章目录
Startup Message
Startup Message 缺少用户名
响应数据
0000 45 00 00 00 79 53 46 41 54 41 4c 00 56 46 41 54 E...ySFATAL.VFAT
0010 41 4c 00 43 32 38 30 30 30 00 4d 6e 6f 20 50 6f AL.C28000.Mno Po
0020 73 74 67 72 65 53 51 4c 20 75 73 65 72 20 6e 61 stgreSQL user na
0030 6d 65 20 73 70 65 63 69 66 69 65 64 20 69 6e 20 me specified in
0040 73 74 61 72 74 75 70 20 70 61 63 6b 65 74 00 46 startup packet.F
0050 70 6f 73 74 6d 61 73 74 65 72 2e 63 00 4c 32 32 postmaster.c.L22
0060 31 37 00 52 50 72 6f 63 65 73 73 53 74 61 72 74 17.RProcessStart
0070 75 70 50 61 63 6b 65 74 00 00 upPacket..
响应数据
PostgreSQL
Type: Error
Length: 121
Severity: FATAL
Text: FATAL
Code: 28000
Message: no PostgreSQL user name specified in startup packet
File: postmaster.c
Line: 2217
Routine: ProcessStartupPacket
Startup Message 缺少 Database
startupPacket 删除了 database 的 key-value，没有返回错误信息，继续进行认证。
请求数据：
0000 2a ca 99 b3 a5 ce ce 19 d8 bd 2a f8 08 00 45 00 *.........*...E.
0010 00 76 2c a3 40 00 40 06 3e 12 c0 a8 03 e9 0a f0 .v,[email protected]@.>.......
0020 00 4c 9f ea 15 38 b2 d7 bb e5 88 d3 54 bc 80 18 .L...8......T...
0030 02 00 d0 35 00 00 01 01 08 0a 43 67 be 76 0f a3 ...5......Cg.v..
0040 ca bf 00 00 00 42 00 03 00 00 75 73 65 72 00 70 .....B....user.p
0050 6f 73 74 67 72 65 73 00 61 70 70 6c 69 63 61 74 ostgres.applicat
0060 69 6f 6e 5f 6e 61 6d 65 00 70 73 71 6c 00 63 6c ion_name.psql.cl
0070 69 65 6e 74 5f 65 6e 63 6f 64 69 6e 67 00 55 54 ient_encoding.UT
0080 46 38 00 00 F8..
Startup Message 指定不存在的数据库
响应数据
0000 45 00 00 00 5d 53 46 41 54 41 4c 00 56 46 41 54 E...]SFATAL.VFAT
0010 41 4c 00 43 33 44 30 30 30 00 4d 64 61 74 61 62 AL.C3D000.Mdatab
0020 61 73 65 20 22 68 65 6c 6c 6f 5f 73 73 22 20 64 ase "hello_ss" d
0030 6f 65 73 20 6e 6f 74 20 65 78 69 73 74 00 46 70 oes not exist.Fp
0040 6f 73 74 69 6e 69 74 2e 63 00 4c 38 39 30 00 52 ostinit.c.L890.R
0050 49 6e 69 74 50 6f 73 74 67 72 65 73 00 00 InitPostgres..
响应数据
PostgreSQL
Type: Error
Length: 93
Severity: FATAL
Text: FATAL
Code: 3D000
Message: database "hello_ss" does not exist
File: postinit.c
Line: 890
Routine: InitPostgres
用户不存在 or 密码错误
响应数据
0000 45 00 00 00 6a 53 46 41 54 41 4c 00 56 46 41 54 E...jSFATAL.VFAT
0010 41 4c 00 43 32 38 50 30 31 00 4d 70 61 73 73 77 AL.C28P01.Mpassw
0020 6f 72 64 20 61 75 74 68 65 6e 74 69 63 61 74 69 ord authenticati
0030 6f 6e 20 66 61 69 6c 65 64 20 66 6f 72 20 75 73 on failed for us
0040 65 72 20 22 6e 6f 74 5f 65 78 69 73 74 73 22 00 er "not_exists".
0050 46 61 75 74 68 2e 63 00 4c 33 33 33 00 52 61 75 Fauth.c.L333.Rau
0060 74 68 5f 66 61 69 6c 65 64 00 00 th_failed..
响应数据
PostgreSQL
Type: Error
Length: 106
Severity: FATAL
Text: FATAL
Code: 28P01
Message: password authentication failed for user "not_exists"
File: auth.c
Line: 333
Routine: auth_failed
需要密码的时候给了别的内容
响应数据
0000 ce 19 d8 bd 2a f8 2a ca 99 b3 a5 ce 08 00 45 00 ....*.*.......E.
0010 00 a3 b5 68 40 00 40 06 b5 1f 0a f0 00 4c c0 a8 [email protected]@......L..
0020 03 e9 15 38 e8 3e 82 53 dc 47 a5 69 67 71 80 18 ...8.>.S.G.igq..
0030 01 f6 d0 62 00 00 01 01 08 0a 0f 9b db 36 43 5f ...b.........6C_
0040 ce c8 45 00 00 00 6e 53 46 41 54 41 4c 00 56 46 ..E...nSFATAL.VF
0050 41 54 41 4c 00 43 30 38 50 30 31 00 4d 65 78 70 ATAL.C08P01.Mexp
0060 65 63 74 65 64 20 70 61 73 73 77 6f 72 64 20 72 ected password r
0070 65 73 70 6f 6e 73 65 2c 20 67 6f 74 20 6d 65 73 esponse, got mes
0080 73 61 67 65 20 74 79 70 65 20 38 30 00 46 61 75 sage type 80.Fau
0090 74 68 2e 63 00 4c 36 39 32 00 52 72 65 63 76 5f th.c.L692.Rrecv_
00a0 70 61 73 73 77 6f 72 64 5f 70 61 63 6b 65 74 00 password_packet.
00b0 00 .
响应数据
PostgreSQL
Type: Error
Length: 110
Severity: FATAL
Text: FATAL
Code: 08P01
Message: expected password response, got message type 80
File: auth.c
Line: 692
Routine: recv_password_packet
查询请求
0000 f2 d7 e6 d2 f4 b4 fe 68 13 c8 7c b1 08 00 45 00 .......h..|...E.
0010 00 d4 0d f2 40 00 40 06 5c 17 c0 a8 03 e9 0a f0 [email protected]@.\.......
0020 00 9a a5 ea 15 38 81 e2 13 d4 bc 83 a8 75 80 18 .....8.......u..
0030 01 00 d0 e1 00 00 01 01 08 0a db 59 1c 76 db 69 ...........Y.v.i
0040 c7 f0 50 00 00 00 5a 53 5f 31 00 73 65 6c 65 63 ..P...ZS_1.selec
0050 74 20 2a 20 66 72 6f 6d 20 6a 6f 62 5f 65 78 65 t * from job_exe
0060 63 75 74 69 6f 6e 5f 6c 6f 67 20 77 68 65 72 65 cution_log where
0070 20 6a 6f 62 5f 6e 61 6d 65 20 3d 20 24 31 20 61 job_name = $1 a
0080 6e 64 20 69 70 20 3d 20 24 32 20 6c 69 6d 69 74 nd ip = $2 limit
0090 20 31 00 00 02 00 00 04 13 00 00 04 13 42 00 00 1...........B..
00a0 00 2e 00 53 5f 31 00 00 02 00 00 00 00 00 02 00 ...S_1..........
00b0 00 00 06 73 69 6d 70 6c 65 00 00 00 0d 31 39 32 ...simple....192
00c0 2e 31 36 38 2e 33 2e 32 33 33 00 00 44 00 00 00 .168.3.233..D...
00d0 06 50 00 45 00 00 00 09 00 00 00 00 00 53 00 00 .P.E.........S..
00e0 00 04 ..
Frame 23: 226 bytes on wire (1808 bits), 226 bytes captured (1808 bits) on interface vethf15970ba, id 0
Ethernet II, Src: fe:68:13:c8:7c:b1 (fe:68:13:c8:7c:b1), Dst: f2:d7:e6:d2:f4:b4 (f2:d7:e6:d2:f4:b4)
Internet Protocol Version 4, Src: 192.168.3.233, Dst: 10.240.0.154
Transmission Control Protocol, Src Port: 42474, Dst Port: 5432, Seq: 319, Ack: 463, Len: 160
PostgreSQL
Type: Parse
Length: 90
Statement: S_1
Query: select * from job_execution_log where job_name = $1 and ip = $2 limit 1
Parameters: 2
PostgreSQL
Type: Bind
Length: 46
Portal:
Statement: S_1
Parameter formats: 2
Parameter values: 2
Result formats: 0
PostgreSQL
Type: Describe
Length: 6
Portal:
PostgreSQL
Type: Execute
Length: 9
Portal:
Returns: all rows
PostgreSQL
Type: Sync
Length: 4
Prepared Statement
Close and try getting closed one
Request
PostgreSQL
Type: Close
Length: 9
Statement: S_1
PostgreSQL
Type: Bind
Length: 15
Portal:
Statement: S_1
Parameter formats: 0
Parameter values: 0
Result formats: 0
PostgreSQL
Type: Execute
Length: 9
Portal:
Returns: all rows
PostgreSQL
Type: Bind
Length: 57
Portal:
Statement: S_2
Parameter formats: 3
Parameter values: 3
Result formats: 0
PostgreSQL
Type: Execute
Length: 9
Portal:
Returns: 1 rows
PostgreSQL
Type: Sync
Length: 4
0000 0a 5e 0e eb df 75 9e 93 c0 0e 3c b6 08 00 45 00 .^...u....<...E.
0010 00 a1 84 26 40 00 40 06 e5 b1 c0 a8 03 e9 0a f0 ...&@[email protected]
0020 00 fe 97 38 15 38 b6 8a 4d af 37 c3 e7 0a 80 18 ...8.8..M.7.....
0030 01 00 d1 12 00 00 01 01 08 0a 9a 0c 90 5f 1f 49 ............._.I
0040 84 5a 43 00 00 00 09 53 53 5f 31 00 42 00 00 00 .ZC....SS_1.B...
0050 0f 00 53 5f 31 00 00 00 00 00 00 00 45 00 00 00 ..S_1.......E...
0060 09 00 00 00 00 00 42 00 00 00 39 00 53 5f 32 00 ......B...9.S_2.
0070 00 03 00 01 00 01 00 01 00 03 00 00 00 08 25 f2 ..............%.
0080 f7 dc 0a 5f 28 93 00 00 00 08 00 00 00 00 00 00 ..._(...........
0090 27 10 00 00 00 08 00 00 00 00 00 00 27 10 00 00 '...........'...
00a0 45 00 00 00 09 00 00 00 00 01 53 00 00 00 04 E.........S....
Response
PostgreSQL
Type: Close completion
Length: 4
PostgreSQL
Type: Error
Length: 107
Severity: ERROR
Text: ERROR
Code: 26000
Message: prepared statement "S_1" does not exist
File: prepare.c
Line: 505
Routine: FetchPreparedStatement
0000 9e 93 c0 0e 3c b6 0a 5e 0e eb df 75 08 00 45 00 ....<..^...u..E.
0010 00 a5 3b 08 40 00 40 06 2e cc 0a f0 00 fe c0 a8 ..;[email protected]@.........
0020 03 e9 15 38 97 38 37 c3 e7 0a b6 8a 4e 1c 80 18 ...8.87.....N...
0030 00 fc d1 16 00 00 01 01 08 0a 1f 49 97 e4 9a 0c ...........I....
0040 90 5f 33 00 00 00 04 45 00 00 00 6b 53 45 52 52 ._3....E...kSERR
0050 4f 52 00 56 45 52 52 4f 52 00 43 32 36 30 30 30 OR.VERROR.C26000
0060 00 4d 70 72 65 70 61 72 65 64 20 73 74 61 74 65 .Mprepared state
0070 6d 65 6e 74 20 22 53 5f 31 22 20 64 6f 65 73 20 ment "S_1" does
0080 6e 6f 74 20 65 78 69 73 74 00 46 70 72 65 70 61 not exist.Fprepa
0090 72 65 2e 63 00 4c 35 30 35 00 52 46 65 74 63 68 re.c.L505.RFetch
00a0 50 72 65 70 61 72 65 64 53 74 61 74 65 6d 65 6e PreparedStatemen
00b0 74 00 00 t..
Close non existed statement
Request
PostgreSQL
Type: Close
Length: 16
Statement: non_exists
PostgreSQL
Type: Close
Length: 9
Statement: S_1
PostgreSQL
Type: Bind
Length: 15
Portal:
Statement: S_1
Parameter formats: 0
Parameter values: 0
Result formats: 0
PostgreSQL
Type: Execute
Length: 9
Portal:
Returns: all rows
PostgreSQL
Type: Bind
Length: 57
Portal:
Statement: S_2
Parameter formats: 3
Parameter values: 3
Result formats: 0
PostgreSQL
Type: Execute
Length: 9
Portal:
Returns: 1 rows
PostgreSQL
Type: Sync
Length: 4
0000 0a 5e 0e eb df 75 9e 93 c0 0e 3c b6 08 00 45 00 .^...u....<...E.
0010 00 b2 70 48 40 00 40 06 f9 7e c0 a8 03 e9 0a f0 [email protected]@..~......
0020 00 fe a5 1c 15 38 de 09 0e b4 dc 6e 0b 15 80 18 .....8.....n....
0030 01 00 d1 23 00 00 01 01 08 0a 9a 41 63 d2 1f 7e ...#.......Ac..~
0040 6b 55 43 00 00 00 10 53 6e 6f 6e 5f 65 78 69 73 kUC....Snon_exis
0050 74 73 00 43 00 00 00 09 53 53 5f 31 00 42 00 00 ts.C....SS_1.B..
0060 00 0f 00 53 5f 31 00 00 00 00 00 00 00 45 00 00 ...S_1.......E..
0070 00 09 00 00 00 00 00 42 00 00 00 39 00 53 5f 32 .......B...9.S_2
0080 00 00 03 00 01 00 01 00 01 00 03 00 00 00 08 7d ...............}
0090 ec cb 58 6a 47 0e da 00 00 00 08 00 00 00 00 00 ..XjG...........
00a0 00 27 10 00 00 00 08 00 00 00 00 00 00 27 10 00 .'...........'..
00b0 00 45 00 00 00 09 00 00 00 00 01 53 00 00 00 04 .E.........S....
Response
PostgreSQL
Type: Close completion
Length: 4
PostgreSQL
Type: Close completion
Length: 4
PostgreSQL
Type: Error
Length: 107
Severity: ERROR
Text: ERROR
Code: 26000
Message: prepared statement "S_1" does not exist
File: prepare.c
Line: 505
Routine: FetchPreparedStatement
0000 9e 93 c0 0e 3c b6 0a 5e 0e eb df 75 08 00 45 00 ....<..^...u..E.
0010 00 aa bb 41 40 00 40 06 ae 8d 0a f0 00 fe c0 a8 [email protected]@.........
0020 03 e9 15 38 a5 1c dc 6e 0b 15 de 09 0f 32 80 18 ...8...n.....2..
0030 00 fc d1 1b 00 00 01 01 08 0a 1f 7e 6b 56 9a 41 ...........~kV.A
0040 63 d2 33 00 00 00 04 33 00 00 00 04 45 00 00 00 c.3....3....E...
0050 6b 53 45 52 52 4f 52 00 56 45 52 52 4f 52 00 43 kSERROR.VERROR.C
0060 32 36 30 30 30 00 4d 70 72 65 70 61 72 65 64 20 26000.Mprepared
0070 73 74 61 74 65 6d 65 6e 74 20 22 53 5f 31 22 20 statement "S_1"
0080 64 6f 65 73 20 6e 6f 74 20 65 78 69 73 74 00 46 does not exist.F
0090 70 72 65 70 61 72 65 2e 63 00 4c 35 30 35 00 52 prepare.c.L505.R
00a0 46 65 74 63 68 50 72 65 70 61 72 65 64 53 74 61 FetchPreparedSta
00b0 74 65 6d 65 6e 74 00 00 tement..
原网站
版权声明
本文为[[email protected]]所创，转载请带上原文链接，感谢
https://blog.csdn.net/wu_weijie/article/details/116060685
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