[Bug] Failed to connect

[tin607]

Current Behavior

I can open the login page and successfully log in, then enter the page shown in the picture。

Expected Behavior

I don't know the cause of the problem.

Steps To Reproduce

No response

Environment

• OS:Ubuntu
• OS version:Linux win 6.8.0-45-generic # 45-Ubuntu SMP PREEMPT_DYNAMIC Fri Aug 30 12:02:04 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
• CPU:N100(intel x86-64)
• Docker version: Client: Docker Engine - Community Version: 27.2.1 API version: 1.47 Go version: go1.22.7 Git commit: 9e34c9b Built: Fri Sep 6 12:08:02 2024 OS/Arch: linux/amd64 Context: default

Server: Docker Engine - Community Engine: Version: 27.2.1 API version: 1.47 (minimum version 1.24) Go version: go1.22.7 Git commit: 8b539b8 Built: Fri Sep 6 12:08:02 2024 OS/Arch: linux/amd64 Experimental: true containerd: Version: 1.7.22 GitCommit: 7f7fdf5fed64eb6a7caf99b3e12efcf9d60e311c runc: Version: 1.1.14 GitCommit: v1.1.14-0-g2c9f560 docker-init: Version: 0.19.0 GitCommit: de40ad0

• Device model: Web access data flow: Local browser(Firefox) --> VPS(Nginx) --> VPS(FRP Server) --> N100(FRP Client) --> Docker Firefox VPS: Alibaba Cloud Server, OS Ubuntu FRP: https://github.com/fatedier/frp
• Browser/OS:Firefox

Container creation

services:
  firefox:
    image: jlesage/firefox
    container_name: firefox
    ports:
      - "5800:5800"
    volumes:
      - "./config:/config:rw"
    restart: unless-stopped
    environment:
      - USER_ID=0
      - GROUP_ID=0
      - LANG=zh_CN.UTF-8
      - TZ=Asia/Shanghai
      - KEEP_APP_RUNNING=1
      - WEB_AUDIO=1
      - WEB_AUTHENTICATION=1
      - SECURE_CONNECTION=1
      - WEB_AUTHENTICATION_USERNAME=admin
      - WEB_AUTHENTICATION_PASSWORD=admin
      - VNC_PASSWORD=admin
      - ENABLE_CJK_FONT=1
      - FF_PREF_HTTP_PROXY=network.proxy.http="192.168.1.4:3443"
      - HTTP_PROXY=http://192.168.1.4:3443
      - HTTPS_PROXY=http://192.168.1.4:3443
    networks:
      - n100-ubuntu-network
    dns:
      - 8.8.8.8
      - 8.8.4.4

networks:
  n100-ubuntu-network:
    name: n100-ubuntu-network
    external: true

Container log

root@win:~/firefox# docker logs firefox 
[init        ] container is starting...
[cont-env    ] loading container environment variables...
[cont-env    ] APP_NAME: loading...
[cont-env    ] APP_VERSION: loading...
[cont-env    ] DISPLAY: executing...
[cont-env    ] DISPLAY: terminated successfully.
[cont-env    ] DISPLAY: loading...
[cont-env    ] DOCKER_IMAGE_PLATFORM: loading...
[cont-env    ] DOCKER_IMAGE_VERSION: loading...
[cont-env    ] EGL_LOG_LEVEL: executing...
[cont-env    ] EGL_LOG_LEVEL: terminated successfully.
[cont-env    ] EGL_LOG_LEVEL: loading...
[cont-env    ] GSK_RENDERER: executing...
[cont-env    ] GSK_RENDERER: terminated successfully.
[cont-env    ] GSK_RENDERER: loading...
[cont-env    ] GTK2_RC_FILES: executing...
[cont-env    ] GTK2_RC_FILES: terminated successfully.
[cont-env    ] GTK2_RC_FILES: not setting variable.
[cont-env    ] GTK_THEME: executing...
[cont-env    ] GTK_THEME: terminated successfully.
[cont-env    ] GTK_THEME: not setting variable.
[cont-env    ] HOME: loading...
[cont-env    ] LIBGL_DRIVERS_PATH: executing...
[cont-env    ] LIBGL_DRIVERS_PATH: terminated successfully.
[cont-env    ] LIBGL_DRIVERS_PATH: not setting variable.
[cont-env    ] PULSE_CONFIG_PATH: executing...
[cont-env    ] PULSE_CONFIG_PATH: terminated successfully.
[cont-env    ] PULSE_CONFIG_PATH: loading...
[cont-env    ] PULSE_COOKIE: executing...
[cont-env    ] PULSE_COOKIE: terminated successfully.
[cont-env    ] PULSE_COOKIE: loading...
[cont-env    ] PULSE_SERVER: executing...
[cont-env    ] PULSE_SERVER: terminated successfully.
[cont-env    ] PULSE_SERVER: loading...
[cont-env    ] QT_STYLE_OVERRIDE: executing...
[cont-env    ] QT_STYLE_OVERRIDE: terminated successfully.
[cont-env    ] QT_STYLE_OVERRIDE: not setting variable.
[cont-env    ] TAKE_CONFIG_OWNERSHIP: loading...
[cont-env    ] XDG_CACHE_HOME: loading...
[cont-env    ] XDG_CONFIG_HOME: loading...
[cont-env    ] XDG_DATA_HOME: loading...
[cont-env    ] XDG_RUNTIME_DIR: loading...
[cont-env    ] XDG_STATE_HOME: loading...
[cont-env    ] container environment variables initialized.
[cont-secrets] loading container secrets...
[cont-secrets] container secrets loaded.
[cont-init   ] executing container initialization scripts...
[cont-init   ] 10-certs.sh: executing...
[cont-init   ] 10-certs.sh: terminated successfully.
[cont-init   ] 10-check-app-niceness.sh: executing...
[cont-init   ] 10-check-app-niceness.sh: terminated successfully.
[cont-init   ] 10-clean-logmonitor-states.sh: executing...
[cont-init   ] 10-clean-logmonitor-states.sh: terminated successfully.
[cont-init   ] 10-clean-tmp-dir.sh: executing...
[cont-init   ] 10-clean-tmp-dir.sh: terminated successfully.
[cont-init   ] 10-fontconfig-cache-dir.sh: executing...
[cont-init   ] 10-fontconfig-cache-dir.sh: terminated successfully.
[cont-init   ] 10-init-users.sh: executing...
[cont-init   ] 10-init-users.sh: terminated successfully.
[cont-init   ] 10-nginx.sh: executing...
[cont-init   ] 10-nginx.sh: terminated successfully.
[cont-init   ] 10-openbox.sh: executing...
[cont-init   ] 10-openbox.sh: terminated successfully.
[cont-init   ] 10-pkgs-mirror.sh: executing...
[cont-init   ] 10-pkgs-mirror.sh: terminated successfully.
[cont-init   ] 10-pulse.sh: executing...
[cont-init   ] 10-pulse.sh: terminated successfully.
[cont-init   ] 10-set-tmp-dir-perms.sh: executing...
[cont-init   ] 10-set-tmp-dir-perms.sh: terminated successfully.
[cont-init   ] 10-vnc-password.sh: executing...
[cont-init   ] 10-vnc-password.sh: creating VNC password file from environment variable...
[cont-init   ] 10-vnc-password.sh: terminated successfully.
[cont-init   ] 10-web-data.sh: executing...
[cont-init   ] 10-web-data.sh: terminated successfully.
[cont-init   ] 10-webauth.sh: executing...
[cont-init   ] 10-webauth.sh: Updating password for user underarm8942
[cont-init   ] 10-webauth.sh: terminated successfully.
[cont-init   ] 10-x11-unix.sh: executing...
[cont-init   ] 10-x11-unix.sh: terminated successfully.
[cont-init   ] 10-xdg-runtime-dir.sh: executing...
[cont-init   ] 10-xdg-runtime-dir.sh: terminated successfully.
[cont-init   ] 15-cjk-font.sh: executing...
[cont-init   ] 15-cjk-font.sh: installing CJK font...
[cont-init   ] 15-cjk-font.sh: fetch https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
[cont-init   ] 15-cjk-font.sh: fetch https://dl-cdn.alpinelinux.org/alpine/v3.20/main/x86_64/APKINDEX.tar.gz
[cont-init   ] 15-cjk-font.sh: fetch https://dl-cdn.alpinelinux.org/alpine/v3.20/community/x86_64/APKINDEX.tar.gz
[cont-init   ] 15-cjk-font.sh: (1/1) Installing font-wqy-zenhei (0.9.45-r3)
[cont-init   ] 15-cjk-font.sh: Executing fontconfig-2.15.0-r1.trigger
[cont-init   ] 15-cjk-font.sh: Executing mkfontscale-1.2.2-r6.trigger
[cont-init   ] 15-cjk-font.sh: OK: 588 MiB in 164 packages
[cont-init   ] 15-cjk-font.sh: terminated successfully.
[cont-init   ] 15-install-pkgs.sh: executing...
[cont-init   ] 15-install-pkgs.sh: terminated successfully.
[cont-init   ] 55-check-snd.sh: executing...
[cont-init   ] 55-check-snd.sh: sound not supported: device /dev/snd not exposed to the container.
[cont-init   ] 55-check-snd.sh: terminated successfully.
[cont-init   ] 55-firefox.sh: executing...
[cont-init   ] 55-firefox.sh: terminated successfully.
[cont-init   ] 56-firefox-set-prefs-from-env.sh: executing...
[cont-init   ] 56-firefox-set-prefs-from-env.sh: Setting preference 'network.proxy.http'...
[cont-init   ] 56-firefox-set-prefs-from-env.sh: terminated successfully.
[cont-init   ] 85-take-config-ownership.sh: executing...
[cont-init   ] 85-take-config-ownership.sh: terminated successfully.
[cont-init   ] 89-info.sh: executing...
    ╭――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――╮
    │                                                                      │
    │ Application:           Firefox                                       │
    │ Application Version:   128.0.3-r0                                    │
    │ Docker Image Version:  24.08.1                                       │
    │ Docker Image Platform: linux/amd64                                   │
    │                                                                      │
    ╰――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――╯
[cont-init   ] 89-info.sh: terminated successfully.
[cont-init   ] all container initialization scripts executed.
[init        ] giving control to process supervisor.
[supervisor  ] loading services...
[supervisor  ] loading service 'default'...
[supervisor  ] loading service 'logmonitor'...
[supervisor  ] service 'logmonitor' is disabled.
[supervisor  ] loading service 'logrotate'...
[supervisor  ] loading service 'app'...
[supervisor  ] loading service 'gui'...
[supervisor  ] loading service 'xcompmgr'...
[supervisor  ] loading service 'openbox'...
[supervisor  ] loading service 'xvnc'...
[supervisor  ] loading service 'certsmonitor'...
[supervisor  ] loading service 'nginx'...
[supervisor  ] loading service 'webauth'...
[supervisor  ] loading service 'audiorecorder'...
[supervisor  ] loading service 'pulseaudio'...
[supervisor  ] all services loaded.
[supervisor   ] starting services...
[supervisor   ] starting service 'xvnc'...
[logrotate    ] warning: Potentially dangerous mode on /opt/base/etc/logrotate.conf: 0666
[logrotate    ] error: Ignoring /opt/base/etc/logrotate.conf because it is writable by group or others.
[xvnc         ] Xvnc TigerVNC 1.13.1 - built Jun 29 2024 04:32:59
[xvnc         ] Copyright (C) 1999-2022 TigerVNC Team and many others (see README.rst)
[xvnc         ] See https://www.tigervnc.org for information on TigerVNC.
[xvnc         ] Underlying X server release 12014000
[xvnc         ] Fri Sep 20 13:38:09 2024
[xvnc         ]  vncext:      VNC extension running!
[xvnc         ]  vncext:      Listening for VNC connections on /tmp/vnc.sock (mode 0660)
[xvnc         ]  vncext:      created VNC server for screen 0
[supervisor   ] starting service 'openbox'...
[supervisor   ] starting service 'xcompmgr'...
[supervisor   ] starting service 'webauth'...
[supervisor   ] starting service 'nginx'...
[nginx        ] Listening for HTTPs connections on port 5800.
[supervisor   ] starting service 'pulseaudio'...
[pulseaudio   ] W: [pulseaudio] main.c: This program is not intended to be run as root (unless --system is specified).
[supervisor   ] starting service 'audiorecorder'...
[audiorecorder] server ready, waiting connections
[audiorecorder] PulseAudio server connection established
[supervisor   ] starting service 'app'...
[app          ] Mozilla Firefox 128.0.3
[supervisor   ] all services started.

### Container inspect

```text
root@win:~/firefox# docker inspect firefox 
[
    {
        "Id": "b0be0ff419291f7ed48987606f36b46ac61cfea71ef9b09d48f3b0a21c3965f8",
        "Created": "2024-09-20T05:38:05.600319237Z",
        "Path": "/init",
        "Args": [],
        "State": {
            "Status": "running",
            "Running": true,
            "Paused": false,
            "Restarting": false,
            "OOMKilled": false,
            "Dead": false,
            "Pid": 95667,
            "ExitCode": 0,
            "Error": "",
            "StartedAt": "2024-09-20T05:38:05.703897823Z",
            "FinishedAt": "0001-01-01T00:00:00Z"
        },
        "Image": "sha256:7d9895d870c2160e7a73453f37433efcacc69ca903f8fced8b6c1b0a6729b74b",
        "ResolvConfPath": "/var/lib/docker/containers/b0be0ff419291f7ed48987606f36b46ac61cfea71ef9b09d48f3b0a21c3965f8/resolv.conf",
        "HostnamePath": "/var/lib/docker/containers/b0be0ff419291f7ed48987606f36b46ac61cfea71ef9b09d48f3b0a21c3965f8/hostname",
        "HostsPath": "/var/lib/docker/containers/b0be0ff419291f7ed48987606f36b46ac61cfea71ef9b09d48f3b0a21c3965f8/hosts",
        "LogPath": "/var/lib/docker/containers/b0be0ff419291f7ed48987606f36b46ac61cfea71ef9b09d48f3b0a21c3965f8/b0be0ff419291f7ed48987606f36b46ac61cfea71ef9b09d48f3b0a21c3965f8-json.log",
        "Name": "/firefox",
        "RestartCount": 0,
        "Driver": "overlay2",
        "Platform": "linux",
        "MountLabel": "",
        "ProcessLabel": "",
        "AppArmorProfile": "docker-default",
        "ExecIDs": null,
        "HostConfig": {
            "Binds": [
                "/root/firefox/config:/config:rw"
            ],
            "ContainerIDFile": "",
            "LogConfig": {
                "Type": "json-file",
                "Config": {}
            },
            "NetworkMode": "5152a6d25ffb5b5cc2821fa78c7dafc8782d67158c732f34f3dd3604ac704dd1",
            "PortBindings": {
                "5800/tcp": [
                    {
                        "HostIp": "",
                        "HostPort": "5800"
                    }
                ]
            },
            "RestartPolicy": {
                "Name": "unless-stopped",
                "MaximumRetryCount": 0
            },
            "AutoRemove": false,
            "VolumeDriver": "",
            "VolumesFrom": null,
            "ConsoleSize": [
                0,
                0
            ],
            "CapAdd": null,
            "CapDrop": null,
            "CgroupnsMode": "private",
            "Dns": [
                "8.8.8.8",
                "8.8.4.4"
            ],
            "DnsOptions": null,
            "DnsSearch": null,
            "ExtraHosts": [],
            "GroupAdd": null,
            "IpcMode": "private",
            "Cgroup": "",
            "Links": null,
            "OomScoreAdj": 0,
            "PidMode": "",
            "Privileged": false,
            "PublishAllPorts": false,
            "ReadonlyRootfs": false,
            "SecurityOpt": null,
            "UTSMode": "",
            "UsernsMode": "",
            "ShmSize": 67108864,
            "Runtime": "runc",
            "Isolation": "",
            "CpuShares": 0,
            "Memory": 0,
            "NanoCpus": 0,
            "CgroupParent": "",
            "BlkioWeight": 0,
            "BlkioWeightDevice": null,
            "BlkioDeviceReadBps": null,
            "BlkioDeviceWriteBps": null,
            "BlkioDeviceReadIOps": null,
            "BlkioDeviceWriteIOps": null,
            "CpuPeriod": 0,
            "CpuQuota": 0,
            "CpuRealtimePeriod": 0,
            "CpuRealtimeRuntime": 0,
            "CpusetCpus": "",
            "CpusetMems": "",
            "Devices": null,
            "DeviceCgroupRules": null,
            "DeviceRequests": null,
            "MemoryReservation": 0,
            "MemorySwap": 0,
            "MemorySwappiness": null,
            "OomKillDisable": null,
            "PidsLimit": null,
            "Ulimits": null,
            "CpuCount": 0,
            "CpuPercent": 0,
            "IOMaximumIOps": 0,
            "IOMaximumBandwidth": 0,
            "MaskedPaths": [
                "/proc/asound",
                "/proc/acpi",
                "/proc/kcore",
                "/proc/keys",
                "/proc/latency_stats",
                "/proc/timer_list",
                "/proc/timer_stats",
                "/proc/sched_debug",
                "/proc/scsi",
                "/sys/firmware",
                "/sys/devices/virtual/powercap"
            ],
            "ReadonlyPaths": [
                "/proc/bus",
                "/proc/fs",
                "/proc/irq",
                "/proc/sys",
                "/proc/sysrq-trigger"
            ]
        },
        "GraphDriver": {
            "Data": {
                "LowerDir": "/var/lib/docker/overlay2/0eff5744490e4ed445930da31bc4ec2b0ae40f1ca93861a9ccc689ad27bbef84-init/diff:/var/lib/docker/overlay2/5003daf3feb8f3bc70a42f48f7279eed9a135e1694121efb6f7fb0c9e0a5e68a/diff:/var/lib/docker/overlay2/933a380332793ff42ee4f08602aaa72ce788f8a0885115dfe765d880aba063f0/diff:/var/lib/docker/overlay2/2250e357b013496f9c7b9559d763383f48330c1b75fce93a54da2fe2acc85a9e/diff:/var/lib/docker/overlay2/0a52b19a09f163467624f7011fd4b2ff272e0d8f761761b4e53c804f7c9d938b/diff:/var/lib/docker/overlay2/9c8d1ccda18bf7b426407ea9f957392cf985bdd04c2110b3364b80a843d157e3/diff:/var/lib/docker/overlay2/14d0ac45c2ce1157051a6023cfb08b7bdf7fe43dfff9c954898302e56e215332/diff:/var/lib/docker/overlay2/1ec75b91056b3a111652a630bbc688cfab8745c63b051a881d8e801cc7af941d/diff:/var/lib/docker/overlay2/2c7352ed4d96883361e95ecd4fffa94875b73dd3f7685ec4372b116de061f13b/diff:/var/lib/docker/overlay2/b29e655a3a8e04449fd864d374636c75a25de3e144b69043e7e8b4cf8a4d32fd/diff:/var/lib/docker/overlay2/cea2d8469106fd02575a11f61197e6dd1a9312d6808ced481006935f7d44aa51/diff:/var/lib/docker/overlay2/45a5501452c7ceabc0c3fd392b39d5b7b36f073baafc1549df63b065985a2ade/diff:/var/lib/docker/overlay2/e45154bf7711f33bb521260c0935d18a83a5af2a16a3f53b2cc248bf04dac4f4/diff:/var/lib/docker/overlay2/df8a25fcdcd4ae06a635b62d8e1beda287187814d41b7a360997f008e9c5ccb9/diff:/var/lib/docker/overlay2/8abf79e5b9255bfa13de7bcab9734810fd59b877d8819862b762d067f765e50c/diff:/var/lib/docker/overlay2/56d31f897c391cbfb21e2051b9d71d4b7361bc44e6b09ffef4f7e3c8a0825daa/diff:/var/lib/docker/overlay2/9a809eff77d97e64162ed99ba03bb6c2cb7e75c73ff4714f4ee99935c8722a06/diff:/var/lib/docker/overlay2/16a53392a972a19780ac218fededf45cca759601533d639cdbe2dabca9d317be/diff:/var/lib/docker/overlay2/d049ab926c85d8dc9ccdfb5c26f8db1401006a868a1324d35f4644bbfe85a984/diff:/var/lib/docker/overlay2/b262f661107997f4f2002e73e8fd8351f564c77976b6a73427b5e08aeea12e24/diff:/var/lib/docker/overlay2/41cf3922917c9d7b42237e451bc1a87a4a387a3eeac9b5a905167b27d48c7780/diff:/var/lib/docker/overlay2/ff1fefb0875182c1ae452b13c4a2e8d00b962f139fc57fa6b79c7ccd33e64e9f/diff:/var/lib/docker/overlay2/b342ecc9263360fbb6ea9c0e8a34b8e342b8640ec8786857c6fce4c0a3aa7eee/diff:/var/lib/docker/overlay2/3d34bc27db603860d20dd4a2ad82d537e820d096e1d22b4e5ad1a7ae1a894708/diff:/var/lib/docker/overlay2/3c255aeaac0f87dfe9b9542c40f2fec1581326676b17f043089826e0b055f332/diff:/var/lib/docker/overlay2/a25d860506f2a1f4bb3dbcc65571f2ddbbc57bf056436c1c90b9f5b17dea0844/diff:/var/lib/docker/overlay2/ccd882d1dc14babe3eeff8e95b587c0d7cde10e6dbcfab370eec2231073316d3/diff:/var/lib/docker/overlay2/783c7d35ede72151f11a7f37a1dc847c03036a4ceb2c1c791e470789d262426b/diff:/var/lib/docker/overlay2/f107eaee92c299983a2391cbe26930ab81e46712817014f7f57d6e42f423bb51/diff:/var/lib/docker/overlay2/0407d19e979b16a1503df959e8cf24c53233356825df6ec31e91d98cac1110df/diff:/var/lib/docker/overlay2/fdedbe4e029d1931983ca34951e2b74515455c97e0a141d9f44d749c4f373e3d/diff:/var/lib/docker/overlay2/7f5045f5ede562ead6e07130a23ea2416c7356685edf4feb0915d2c6f41fbc9a/diff:/var/lib/docker/overlay2/2b01a269b9eaefc51e8dae089aff358cf1f2c3d64d04767305047297a27ffad1/diff:/var/lib/docker/overlay2/32cc5db5b97a689858d89638b7cb96ee0bb3a0b897193951d7136b7818b18b13/diff:/var/lib/docker/overlay2/90311b3e953e1afe183b6476691e45cc858f3e5388bb02b3a31f771ec05b07f7/diff:/var/lib/docker/overlay2/21876041a7e25171da09718e51302f71d1d011a25a523a4b4208044d8ac68097/diff:/var/lib/docker/overlay2/9feefc64dcce35132e37b031ea3df0c5a7b9d26d3e6a0d2d19335a69772cc1ce/diff:/var/lib/docker/overlay2/43142aa7c2937f748f50e257da01405bd05012a15bdff593248ee2336857f4b9/diff:/var/lib/docker/overlay2/e270ad63409d24cdd3a0696676490528050fbad4deda9b1815e560960f762ffa/diff:/var/lib/docker/overlay2/7a185835e8b16bfdf79f346e60b6dfda1de8719e8431aed06168116b69babb23/diff:/var/lib/docker/overlay2/f785285e7d1914442d0a5ece6557f4cb58d7667220ab285b6fd76bde41dc4594/diff:/var/lib/docker/overlay2/928c3926e00ba15d31b76da1b0068b17e8a6d9c8536f932c2f1828b0133e83ce/diff:/var/lib/docker/overlay2/18c6dff78449fa5b05d9c4a2a088a2cbf280becbbf23480f8fe45c7e7ea357ab/diff",
                "MergedDir": "/var/lib/docker/overlay2/0eff5744490e4ed445930da31bc4ec2b0ae40f1ca93861a9ccc689ad27bbef84/merged",
                "UpperDir": "/var/lib/docker/overlay2/0eff5744490e4ed445930da31bc4ec2b0ae40f1ca93861a9ccc689ad27bbef84/diff",
                "WorkDir": "/var/lib/docker/overlay2/0eff5744490e4ed445930da31bc4ec2b0ae40f1ca93861a9ccc689ad27bbef84/work"
            },
            "Name": "overlay2"
        },
        "Mounts": [
            {
                "Type": "bind",
                "Source": "/root/firefox/config",
                "Destination": "/config",
                "Mode": "rw",
                "RW": true,
                "Propagation": "rprivate"
            }
        ],
        "Config": {
            "Hostname": "b0be0ff41929",
            "Domainname": "",
            "User": "",
            "AttachStdin": false,
            "AttachStdout": true,
            "AttachStderr": true,
            "ExposedPorts": {
                "5800/tcp": {},
                "5900/tcp": {}
            },
            "Tty": false,
            "OpenStdin": false,
            "StdinOnce": false,
            "Env": [
                "WEB_AUTHENTICATION=1",
                "HTTPS_PROXY=http://192.168.1.4:3443",
                "KEEP_APP_RUNNING=1",
                "FF_PREF_HTTP_PROXY=network.proxy.http=\"192.168.1.4:3443\"",
                "WEB_AUTHENTICATION_PASSWORD=uUN4Tt*5kmo6Qc",
                "ENABLE_CJK_FONT=1",
                "HTTP_PROXY=http://192.168.1.4:3443",
                "WEB_AUTHENTICATION_USERNAME=underarm8942",
                "SECURE_CONNECTION=1",
                "USER_ID=0",
                "TZ=Asia/Shanghai",
                "GROUP_ID=0",
                "LANG=zh_CN.UTF-8",
                "WEB_AUDIO=1",
                "VNC_PASSWORD=uUN4Tt*5kmo6Qc",
                "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/base/sbin:/opt/base/bin",
                "ENV=/root/.docker_rc",
                "SUP_GROUP_IDS=",
                "UMASK=0022",
                "APP_NICENESS=0",
                "INSTALL_PACKAGES=",
                "PACKAGES_MIRROR=",
                "CONTAINER_DEBUG=0",
                "DISPLAY_WIDTH=1920",
                "DISPLAY_HEIGHT=1080",
                "DARK_MODE=0",
                "SECURE_CONNECTION_VNC_METHOD=SSL",
                "SECURE_CONNECTION_CERTS_CHECK_INTERVAL=60",
                "WEB_LISTENING_PORT=5800",
                "VNC_LISTENING_PORT=5900",
                "WEB_AUTHENTICATION_DEFAULT_USERNAME=",
                "WEB_AUTHENTICATION_DEFAULT_PASSWORD=",
                "FF_OPEN_URL=",
                "FF_KIOSK=0",
                "FF_CUSTOM_ARGS="
            ],
            "Cmd": [
                "/init"
            ],
            "Image": "jlesage/firefox",
            "Volumes": {
                "/config": {}
            },
            "WorkingDir": "/tmp",
            "Entrypoint": null,
            "OnBuild": null,
            "Labels": {
                "com.docker.compose.config-hash": "80c5cd0efd6a5f57dfda8bc6679efa5641a46b589a17724ec1bee2025375dd46",
                "com.docker.compose.container-number": "1",
                "com.docker.compose.depends_on": "",
                "com.docker.compose.image": "sha256:7d9895d870c2160e7a73453f37433efcacc69ca903f8fced8b6c1b0a6729b74b",
                "com.docker.compose.oneoff": "False",
                "com.docker.compose.project": "firefox",
                "com.docker.compose.project.config_files": "/root/firefox/docker-compose.yml",
                "com.docker.compose.project.working_dir": "/root/firefox",
                "com.docker.compose.service": "firefox",
                "com.docker.compose.version": "2.29.2",
                "org.label-schema.description": "Docker container for Firefox",
                "org.label-schema.name": "firefox",
                "org.label-schema.schema-version": "1.0",
                "org.label-schema.vcs-url": "https://github.com/jlesage/docker-firefox",
                "org.label-schema.version": "24.08.1"
            }
        },
        "NetworkSettings": {
            "Bridge": "",
            "SandboxID": "ec7c030c4b110b9efb36ec17ddfdc9e8c098fc247568b4adc2e79904339688a7",
            "SandboxKey": "/var/run/docker/netns/ec7c030c4b11",
            "Ports": {
                "5800/tcp": [
                    {
                        "HostIp": "0.0.0.0",
                        "HostPort": "5800"
                    },
                    {
                        "HostIp": "::",
                        "HostPort": "5800"
                    }
                ],
                "5900/tcp": null
            },
            "HairpinMode": false,
            "LinkLocalIPv6Address": "",
            "LinkLocalIPv6PrefixLen": 0,
            "SecondaryIPAddresses": null,
            "SecondaryIPv6Addresses": null,
            "EndpointID": "",
            "Gateway": "",
            "GlobalIPv6Address": "",
            "GlobalIPv6PrefixLen": 0,
            "IPAddress": "",
            "IPPrefixLen": 0,
            "IPv6Gateway": "",
            "MacAddress": "",
            "Networks": {
                "n100-ubuntu-network": {
                    "IPAMConfig": null,
                    "Links": null,
                    "Aliases": [
                        "firefox",
                        "firefox"
                    ],
                    "MacAddress": "02:42:c0:a8:06:06",
                    "DriverOpts": null,
                    "NetworkID": "5152a6d25ffb5b5cc2821fa78c7dafc8782d67158c732f34f3dd3604ac704dd1",
                    "EndpointID": "bb6325d0aef06f73b254fcefa88966863b33e412b9cae61afe6db77c3f6783fa",
                    "Gateway": "192.168.6.1",
                    "IPAddress": "192.168.6.6",
                    "IPPrefixLen": 24,
                    "IPv6Gateway": "fd9c:b257:14f2::1",
                    "GlobalIPv6Address": "fd9c:b257:14f2::6",
                    "GlobalIPv6PrefixLen": 64,
                    "DNSNames": [
                        "firefox",
                        "b0be0ff41929"
                    ]
                }
            }
        }
    }
]

Anything else?

Nginx Reverse Proxy

upstream upstream_firefox {
    server frps:6000 max_fails=3 fail_timeout=3s weight=10;
}

server {
    listen 80;
    listen [::]:80;
    server_name firefox.example.com;

    return 301 https://firefox.example.com$request_uri;
}

server {
    listen 443 ssl;
    listen [::]:443 ssl;
    server_name firefox.example.com;

    add_header Strict-Transport-Security "max-age=63072000; includeSubdomains; preload";
    add_header X-Frame-Options "SAMEORIGIN";

    charset utf8;

    access_log  /var/log/nginx/frps/firefox.example.com/access.log  main;
    error_log   /var/log/nginx/frps/firefox.example.com/error.log   warn;

    location / {
        #proxy_next_upstream error timeout invalid_header http_500 http_503;
        proxy_set_header Host $http_host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Connection $connection_upgrade;
        proxy_set_header Upgrade $http_upgrade;
        proxy_pass http://upstream_firefox;
        proxy_redirect off;
        #proxy_connect_timeout 86400s;
        #proxy_send_timeout 86400s;
        #proxy_read_timeout 86400s;
        proxy_http_version 1.1;

        #proxy_buffering on;
        #proxy_buffer_size 1024k;
        #proxy_buffers 32 64k;
        #proxy_busy_buffers_size 1024k;
        #proxy_temp_file_write_size 1024k;
    }

    location /websockify {
        proxy_pass http://upstream_firefox;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
        proxy_read_timeout 86400;
    }

    # ssl on;
    ssl_certificate /etc/nginx/ssl/frps/firefox.example.com/cert.pem;
    ssl_certificate_key /etc/nginx/ssl/frps/firefox.example.com/key.pem;
    ssl_session_timeout  5m;
    ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
    ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE:ECDH:AES:HIGH:!NULL:!aNULL:!MD5:!ADH:!RC4:!DH:!DHE;
    ssl_prefer_server_ciphers  on;
}

frpc

[[proxies]]
name = "firefox"
type = "http"
subdomain = "firefox"
customDomains = ["firefox.example.com"]
transport.useEncryption = true
transport.useCompression = false
[proxies.plugin]
type = "http2https"
localAddr = "192.168.1.6:5800"
hostHeaderRewrite = "firefox.example.com"
requestHeaders.set.x-from-where = "frp"

[tin607]

config/log/firefox/error.log

[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.310: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.311: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.311: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.311: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.311: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.311: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.311: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.311: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.313: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.313: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.313: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.313: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.314: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.314: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.314: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.314: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.427: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.427: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.427: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.427: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.428: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.428: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.428: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.428: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.428: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.428: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.428: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.428: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.429: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.429: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
[Parent 950, Main Thread] WARNING: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): Gdk-CRITICAL **: 10:30:18.429: gdk_cairo_surface_create_from_pixbuf: assertion 'GDK_IS_PIXBUF (pixbuf)' failed
[Parent 950, Main Thread] WARNING: g_object_unref: assertion 'G_IS_OBJECT (object)' failed: 'glib warning', file /home/buildozer/aports/community/firefox/src/firefox-130.0.1/toolkit/xre/nsSigHandlers.cpp:187

(firefox:950): GLib-GObject-CRITICAL **: 10:30:18.429: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

[jlesage]

The problem is most likely with the reverse proxy. Can you try to connect using the IP of the host running the container ?