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EMQX 错误报告
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emqttd[1164870]: [error] <0.20933.52>@emqttd_protocol:process:237 Client(DEV:862710050070334_4517@119.4.174.19:38269): Username ‘862710050070334’ login failed for 400
Nov 21 10:50:01 iZ235hjprqfZ systemd: Started Session 156625 of user root.
Nov 21 10:50:15 iZ235hjprqfZ emqttd[1164870]: [error] <0.20941.52>@emqttd_protocol:process:237 Client(DEV:862710050070334_2248@119.4.174.19:38270): Username ‘862710050070334’ login failed for 400
Nov 21 10:50:45 iZ235hjprqfZ emqttd[1164870]: [error] <0.20939.52>@emqttd_protocol:process:237 Client(DEV:862710050070334_8565@119.4.174.19:38271): Username ‘862710050070334’ login failed for 400
Nov 21 10:54:26 iZ235hjprqfZ emqttd[1164870]: [error] <0.20951.52>@emqttd_protocol:process:237 Client(DEV:862710050083105_5923@116.147.12.17:37063): Username ‘862710050083105’ login failed for 400
Nov 21 11:00:00 iZ235hjprqfZ systemd: Starting Docker Cleanup…
Nov 21 11:00:00 iZ235hjprqfZ systemd: Started Docker Cleanup.
Nov 21 11:00:01 iZ235hjprqfZ systemd: Started Session 156626 of user root.
Nov 21 11:01:01 iZ235hjprqfZ systemd: Started Session 156627 of user root.
Nov 21 11:07:00 iZ235hjprqfZ emqttd[1164870]: [error] <0.20991.52>@emqttd_ws:handle_request:73 Unexpected WS Request: GET /
Nov 21 11:10:01 iZ235hjprqfZ systemd: Started Session 156628 of user root.
Nov 21 11:11:14 iZ235hjprqfZ systemd: Starting dnf makecache…
Nov 21 11:11:15 iZ235hjprqfZ dnf: Extra Packages for Enterprise Linux 7 - x86_64 0.0 B/s | 0 B 00:00
Nov 21 11:11:16 iZ235hjprqfZ dnf: CentOS-7 - SCLo rh 0.0 B/s | 0 B 00:00
Nov 21 11:11:16 iZ235hjprqfZ dnf: Docker CE Stable - x86_64 0.0 B/s | 0 B 00:00
Nov 21 11:11:16 iZ235hjprqfZ dnf: SaltStack Latest Release Channel for RHEL/Cento 0.0 B/s | 0 B 00:00
Nov 21 11:11:16 iZ235hjprqfZ dnf: CentOS-7 - Base - mirrors.aliyun.com 0.0 B/s | 0 B 00:00
Nov 21 11:11:17 iZ235hjprqfZ dnf: CentOS-7 - Updates - mirrors.aliyun.com 0.0 B/s | 0 B 00:00
Nov 21 11:11:18 iZ235hjprqfZ dnf: CentOS-7 - Extras - mirrors.aliyun.com 0.0 B/s | 0 B 00:00
Nov 21 11:11:18 iZ235hjprqfZ dnf: Failed to synchronize cache for repo ‘centos-sclo-rh’, ignoring this repo.
Nov 21 11:11:18 iZ235hjprqfZ dnf: Failed to synchronize cache for repo ‘salt-latest’, ignoring this repo.
Nov 21 11:11:18 iZ235hjprqfZ dnf: Metadata cache created.
Nov 21 11:11:18 iZ235hjprqfZ systemd: Started dnf makecache.
Nov 21 11:20:01 iZ235hjprqfZ systemd: Started Session 156629 of user root.
Nov 21 11:23:49 iZ235hjprqfZ emqttd[700358]: [error] <0.19293.1>@emqttd_client:received:340 Client(113.215.189.8:16327): Parser failed for {{badmatch,<<"T / HTTP/1.1\r\nUser-Agent: Mozilla/5.0 (Linux; Android 9; ASUS_X00TD; ">>},[{emqttd_parser,parse_frame,3,[{file,“src/emqttd_parser.erl”},{line,132}]},{emqttd_client,received,2,[{file,“src/emqttd_client.erl”},{line,319}]},{gen_server2,handle_msg,2,[{file,“src/gen_server2.erl”},{line,1046}]},{proc_lib,init_p_do_apply,3,[{file,“proc_lib.erl”},{line,247}]}]}
Nov 21 11:23:49 iZ235hjprqfZ emqttd[700358]: [error] <0.19293.1>@emqttd_client:received:341 Client(113.215.189.8:16327): Error data: <<“GET / HTTP/1.1\r\nUser-Agent: Mozilla/5.0 (Linux; Android 9; ASUS_X00TD; Flow) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/359.0.0.288 Mobile Safari/537.36\r\nAccept-Encoding: gzip, x-gzip, deflate\r\nHost: 114.55.5.9:8893\r\nConnection: keep-alive\r\n\r\n”>>
Nov 21 11:23:49 iZ235hjprqfZ emqttd[700358]: [error] <0.19298.1>@emqttd_client:received:340 Client(113.215.189.10:40881): Parser failed for {{badmatch,<<"T / HTTP/1.1\r\nUser-Agent: Mozilla/5.0 (Linux; Android 9; ASUS_X00TD; ">>},[{emqttd_parser,parse_frame,3,[{file,“src/emqttd_parser.erl”},{line,132}]},{emqttd_client,received,2,[{file,“src/emqttd_client.erl”},{line,319}]},{gen_server2,handle_msg,2,[{file,“src/gen_server2.erl”},{line,1046}]},{proc_lib,init_p_do_apply,3,[{file,“proc_lib.erl”},{line,247}]}]}
Nov 21 11:23:49 iZ235hjprqfZ emqttd[700358]: [error] <0.19298.1>@emqttd_client:received:341 Client(113.215.189.10:40881): Error data: <<“GET / HTTP/1.1\r\nUser-Agent: Mozilla/5.0 (Linux; Android 9; ASUS_X00TD; Flow) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/359.0.0.288 Mobile Safari/537.36\r\nHost: 114.55.5.9:8893\r\nConnection: keep-alive\r\n\r\n”>>
Nov 21 11:30:01 iZ235hjprqfZ systemd: Started Session 156630 of user root.
Nov 21 11:40:01 iZ235hjprqfZ systemd: Started Session 156631 of user root.
Nov 21 11:42:08 iZ235hjprqfZ systemd-logind: New session 156632 of user root.
Nov 21 11:42:08 iZ235hjprqfZ systemd: Started Session 156632 of user root.
Nov 21 11:42:09 iZ235hjprqfZ dbus[528]: [system] Activating service name=‘org.freedesktop.problems’ (using servicehelper)
Nov 21 11:42:09 iZ235hjprqfZ dbus[528]: [system] Successfully activated service 'org.freedesktop.problems’查看日志报错如上

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麻烦提供一下 emqx 版本，如何安装的。什么功能无法访问。最好提供一下 emqx 的日志。