URL発行のみでビデオチャットやビデオ会議を開始できるオープンソース「Jitsi」

$ echo 'deb https://download.jitsi.org stable/' >> /etc/apt/sources.list.d/jitsi-stable.list
$ wget -qO -  https://download.jitsi.org/jitsi-key.gpg.key | apt-key add -

$ sudo apt update
$ sudo apt install jitsi-meet

$ sudo apt install apt-transport-https

$ sudo apt install jitsi-meet

// 省略

done.
done.
Processing triggers for ureadahead (0.100.0-21) ...
Processing triggers for libc-bin (2.27-3ubuntu1) ...
Processing triggers for systemd (237-3ubuntu10.38) ...
Errors were encountered while processing:
 jitsi-meet-web-config
 jitsi-meet
E: Sub-process /usr/bin/dpkg returned an error code (1)

$ sudo apt install jitsi-meet
Reading package lists... Done
Building dependency tree       
Reading state information... Done
jitsi-meet is already the newest version (1.0.4101-1).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
2 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] Y
Setting up jitsi-meet-web-config (1.0.3729-1) ...
----------------

You can now switch to a Let’s Encrypt certificate. To do so, execute:
/usr/share/jitsi-meet/scripts/install-letsencrypt-cert.sh

----------------
Setting up jitsi-meet (1.0.4101-1) ...
W: APT had planned for dpkg to do more than it reported back (3 vs 7).
   Affected packages: jitsi-meet-web-config:amd64

$ server_names_hash_bucket_size 64;

server {
    listen 80;
    server_name jitsi-meet.example.com;
    return 301 https://$host$request_uri;
}
server {
    listen 443 ssl;
    server_name jitsi-meet.example.com;

    ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
    ssl_prefer_server_ciphers on;
    ssl_ciphers "EECDH+ECDSA+AESGCM:EECDH+aRSA+AESGCM:EECDH+ECDSA+SHA256:EECDH+aRSA+SHA256:EECDH+ECDSA+SHA384:EECDH+ECDSA+SHA256:EECDH+aRSA+SHA384:EDH+aRSA+AESGCM:EDH+aRSA+SHA256:EDH+aRSA:EECDH:!aNULL:!eNULL:!MEDIUM:!LOW:!3DES:!MD5:!EXP:!PSK:!SRP:!DSS:!RC4:!SEED";

    add_header Strict-Transport-Security "max-age=31536000";

    ssl_certificate /etc/jitsi/meet/jitsi-meet.example.com.crt;
    ssl_certificate_key /etc/jitsi/meet/jitsi-meet.example.com.key;

    root /usr/share/jitsi-meet;
    ssi on;
    index index.html index.htm;
    error_page 404 /static/404.html;

    location = /config.js {
        alias /etc/jitsi/meet/jitsi-meet.example.com-config.js;
    }

    location = /external_api.js {
        alias /usr/share/jitsi-meet/libs/external_api.min.js;
    }

    #ensure all static content can always be found first
    location ~ ^/(libs|css|static|images|fonts|lang|sounds|connection_optimization|.well-known)/(.*)$
    {
        add_header 'Access-Control-Allow-Origin' '*';
        alias /usr/share/jitsi-meet/$1/$2;
    }

    # BOSH
    location = /http-bind {
        proxy_pass      http://localhost:5280/http-bind;
        proxy_set_header X-Forwarded-For $remote_addr;
        proxy_set_header Host $http_host;
    }

    location ~ ^/([^/?&:'"]+)$ {
        try_files $uri @root_path;
    }

    location @root_path {
        rewrite ^/(.*)$ / break;
    }
}

$ server_names_hash_bucket_size 64;

server {
    listen 80;
    server_name example.com;
    return 301 https://$host$request_uri;
}
server {
    listen 443 ssl;
    server_name example.com;

    #  途中省略
    
    # Let's Encrypt用のパスを追記する
    ssl_certificate /etc/letsencrypt/live/exmple.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/exmple.com/privkey.pem;

    # 以下はコメントアウト
    ssl_certificate /etc/jitsi/meet/jitsi-meet.example.com.crt;
    ssl_certificate_key /etc/jitsi/meet/jitsi-meet.example.com.key;

    #  途中省略

    location = /config.js {
        alias /etc/jitsi/meet/example.com-config.js;
    }

    #  途中省略
}

$ sudo service nginx restart

$ sudo service jicofo start
$ sudo service jitsi-videobridge start
$ sudo service prosody start