Server ====== Hardware -------- === ================================ BHS KS-12 CPU Intel Xeon W3530 4c/8t @ 2.8 GHz RAM 32 GB DDR3 ECC @ 1333 MHz HDD 2 × 2 TB WAN 100 Mbps /128 MAC 00:25:90:7b:d4:38 === ================================ Network ------- +-----+---------+-------------------------------+ | IP4 | address | 192.99.14.98 | | +---------+-------------------------------+ | | gateway | 192.99.14.254 | +-----+---------+-------------------------------+ | IP6 | address | 2607:5300:60:3f62::1 | | +---------+-------------------------------+ | | gateway | 2607:5300:60:3fff:ff:ff:ff:ff | +-----+---------+-------------------------------+ Rescue ------ .. code:: shell ssh-keygen -R rwx.work ssh-keygen -R 192.99.14.98 scp /home/user/.ssh/id_ecdsa.pub root@rwx.work:/root/.ssh/authorized_keys scp /etc/bash.bashrc root@rwx.work:/etc/ Partitions ---------- .. code:: shell parted select /dev/sda mktable gpt mkpart boot 1 2 mkpart raid 2 2000399 toggle 1 bios_grub select /dev/sdb mktable gpt mkpart boot 1 2 mkpart raid 2 2000399 toggle 1 bios_grub q .. code:: shell mdadm --create /dev/md0 \ --level 0 --raid-devices 2 /dev/sd[ab]2 .. code:: shell parted /dev/md0 mktable gpt mkpart data 1 3966966 mkpart swap 3966966 4000523 q .. code:: shell mkswap --label swap \ -U d8ee4260-4652-7192-7bb3-ebbadeb835a7 \ /dev/md0p2 mkfs.ext4 -L data \ -U 46527192-7bb3-ebba-deb8-35a7e8606808 \ /dev/md0p1 Boot ---- .. warning:: no ESP boot available! Prepare a grub.cfg .. code:: shell insmod biosdisk insmod part_gpt insmod mdraid1x insmod ext2 insmod search insmod squash4 insmod loopback insmod linux search --set data --fs-uuid 46527192-7bb3-ebba-deb8-35a7e8606808 lmp=/fs/up sfs=filesystem.squashfs loopback loop (${data})${lmp}/${sfs} linux (loop)/vmlinuz \ boot=live \ elevator=deadline \ ip=frommedia \ live-media-path=${lmp} \ toram=${sfs} initrd (loop)/initrd.img boot .. code:: shell grub-mkstandalone \ --verbose \ --compress xz \ --format i386-pc \ --output core.img \ --themes "" \ boot/grub/grub.cfg=grub.cfg \ --fonts "" \ --locales "" \ --install-modules "\ biosdisk \ part_gpt \ mdraid1x \ ext2 \ search \ squash4 \ loopback \ linux \ " .. todo:: move to public grub .. code:: shell grub-mkstandalone \ --verbose \ --compress xz \ --format x86_64-efi \ --output bootx64.efi \ --themes "" \ boot/grub/grub.cfg=grub.cfg .. code:: shell scp core.img root@rwx.work: cp /usr/lib/grub/i386-pc/boot.img . \ /usr/lib/grub/i386-pc/grub-bios-setup \ --directory . /dev/sda /usr/lib/grub/i386-pc/grub-bios-setup \ --directory . /dev/sdb * debootstrap * apt * fstab /d * systemd * linux-image * tops * hardware * completion * network * interfaces * basics * openssh-server fixes (sshd user, /run/sshd) * live-boot * root * inception * bridge * grub-pc-bin * apparmor * unbound * tree * net.ipv4.ip_forward=1 * net.ipv6.conf.all.forwarding=1 * nftables * nginx * root/user authorized_keys * curl * swap,swappiness * enable nftables.service * enable lxc.service * sources.list file:/ * syslog-ng * ssh on port 80 * domain certificate private key * domain certificate bundle * /etc/ssl/openssl.cnf tls 1.3 suites * nginx configuration * nginx in container * nginx host sites * /etc/bash.bashrc * /etc/fstab (/d) * /etc/locale.gen * locale-gen * /etc/resolv.conf * /etc/apt/apt.conf * /etc/apt/sources.list * apt update * apt upgrade * live-boot * update-initramfs ← update-initramfs.orig * openssh-server * parted * squashfs-tools * tree * apt clean * /etc/ssh/sshd_config * mkdir /root/.ssh * echo "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBAFBp8vFUIRu4Bq8EvnCGwlp71GQ4wGT5wKdY1X/c9AfYjsn/pnBNgnfNFxPxoNasG1MXeXjutSLtlXqnsWx2NQpFQC321MeUvd3Z/DCeIvS4WvpOZMyBvVUd2sTsuuCRVuH3fbJF5XPJrFzH3nEFNtcW7lmN+F6nKLB0kYahc3+gyTH+g==" > /root/.ssh/authorized_keys * lxc * /etc/network/interfaces.d/setup .. warning:: inet6 dhcp hangs! :: auto lo iface lo inet loopback iface lo inet6 loopback auto br0 iface br0 inet static address 10.0.0.254/24 bridge_fd 0 bridge_maxwait 0 bridge_ports enp1s0 bridge_stp on iface br0 inet static address 192.99.14.98/24 gateway 192.99.14.254 iface br0 inet6 static address 2607:5300:60:3f62::1/64 gateway 2607:5300:60:3fff:ff:ff:ff:ff .. warning:: reboot from container doesn't reload config file /var/lib/lxc/config :: lxc.include = /usr/share/lxc/config/common.conf lxc.mount.entry = /d/mirrors/apt-mirror/debian deb none bind,create=dir,ro 0 0 lxc.start.auto = 1 lxc.net.0.type = veth lxc.net.0.flags = up lxc.net.0.link = br0 /var/lib/lxc/name/config :: lxc.include = /var/lib/lxc/config lxc.mount.entry = /d/d/buster d none bind,create=dir,rw 0 0 lxc.rootfs.path = dir:/var/lib/lxc/buster lxc.net.0.veth.pair = buster lxc.net.0.ipv4.address = 10.0.0.1/24 lxc.net.0.ipv4.gateway = 10.0.0.254 /etc/nftables.conf :: #! /usr/sbin/nft --file flush ruleset table inet filter { chain input { type filter hook input priority 0; policy accept; iifname "lo" accept ip protocol icmp accept ip6 nexthdr icmp accept tcp dport ssh accept tcp dport domain accept tcp dport http accept tcp dport https accept } chain forward { type filter hook forward priority 0; policy accept; } chain output { type filter hook output priority 0; policy accept; } } table ip nat { chain prerouting { type nat hook prerouting priority 0; policy accept; tcp dport 65001 dnat to 10.0.0.1:ssh } chain postrouting { type nat hook postrouting priority 0; policy accept; masquerade } } Web --- Configuration ^^^^^^^^^^^^^ * /etc/nginx/nginx.conf :: pid /run/nginx.pid; user user; worker_processes auto; events { multi_accept off; worker_connections 512; } http { # General keepalive_timeout 60; sendfile on; server_tokens off; tcp_nopush on; tcp_nodelay on; types_hash_max_size 2048; # Names server_name_in_redirect off; server_names_hash_bucket_size 128; # File types include mime.types; default_type application/octet-stream; # Security ssl_buffer_size 8k; ssl_ciphers "ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ARIA256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ARIA128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256"; ssl_ecdh_curve "X448:X25519:secp521r1:secp384r1"; ssl_prefer_server_ciphers on; ssl_protocols TLSv1.3 TLSv1.2; ssl_session_cache shared:ssl_session_cache:16m; ssl_session_timeout 15m; # Log access_log /var/log/nginx/access.log; error_log /var/log/nginx/error.log; # Compression gzip off; # Misc client_max_body_size 16m; index index.html; proxy_pass_request_body on; proxy_pass_request_headers on; proxy_redirect off; # Includes include sites-enabled/*; } Security ^^^^^^^^ * /etc/nginx/https.conf :: listen 443 ssl http2; listen [::]:443 ssl http2; add_header Content-Security-Policy "default-src 'self'"; add_header Strict-Transport-Security "max-age=31557600; includeSubDomains; preload" always; add_header X-Content-Type-Options "nosniff" always; add_header X-Frame-Options "SAMEORIGIN" always; add_header X-XSS-Protection "1; mode=block" always; Sites ^^^^^ * /etc/nginx/sites-enabled/http :: server { listen 80 default_server; listen [::]:80 default_server; server_name _; return 301 https://${host}${request_uri}; } * /etc/nginx/sites-enabled/rwx.work :: server { include https.conf; include rwx.work.conf; server_name .rwx.work; location / { proxy_pass http://10.0.0.1/; } } server { include https.conf; include rwx.work.conf; server_name deb.rwx.work; root /d/mirrors/apt-mirror/debian; autoindex on; } server { include https.conf; include rwx.work.conf; server_name docs.rwx.work; root /d/projects/docs/out/docs; } server { include https.conf; include rwx.work.conf; server_name todo.rwx.work; root /d/projects/todo; } Certificate ^^^^^^^^^^^ * /etc/nginx/rwx.work.conf :: ssl_certificate rwx.work.crt; ssl_certificate_key rwx.work.key; * /etc/nginx/rwx.work.key * /etc/nginx/rwx.work.crt :: -----BEGIN CERTIFICATE----- MIIGVTCCBT2gAwIBAgISAxK7abRAlgNZ1QfhWkuBbd/yMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA4MDQxMjU2MzFaFw0x OTExMDIxMjU2MzFaMBUxEzARBgNVBAMMCioucnd4LndvcmswggIiMA0GCSqGSIb3 DQEBAQUAA4ICDwAwggIKAoICAQDnX5lshzKsh9eiFaCxJqJ9Oh7yc9x/br2uIzdG iBoOMVmHNB+3t67JVbFJ/RA38HZ29g2CDyJjY5z7VfdsUxs4caFKExwlXCujNtWS Exj1LO4Y4ykvkQhhbkWgThDiREZv+FNw/D8cV6KjNFrx5QKHjKW++GRCJKl5+9dr YXSCKld0ejFckd5WwajKCAto6ugfayLK/qf4CYj/na1UrgP3a1BSgMrDVdHIjACB khoujVL+tTgNUPBwSR8s5whCaOKdVU4mBO36qc08hQAwqa94ye2ltDDVFULm62vF LW5SeGpjIEaPAsk5xNdjOnm5HlIJjvmNo8m0qiWJ8rcjVxGWJzMmu8JzvZbmy/k+ G242C+ECuSAVMPBBZLn28Rc7Lr6YtmEo3phhdwSEDXTnlyluYtVq5Q6B2Iwwbdsb WUa00unUHNDEmOTp6njy/K9vhJF82FyVxXQoCBqAbN8tSk/rshTYDYDPnjcZGi5R okK7m7qeRfDiyLGvuF0xUKFODSuNYmnu2Q4WDNGTXXwsEloIvLflKKYz5vqbQ2f1 Il/tKEM0Ok9CUcj1Ty1GdNt3gCLucC8eI22t3QstUla/wiMtoAWeydzi3dneIrQ7 SmJ6rfBIxVUXGUFKlsRVBPbFbDj9kEsIUY5pUfUnDYIYVCjqm1F+XGMgGt+nMkaV exuI0QIDAQABo4ICaDCCAmQwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRf3Sg57QsE XePyTwCeSEZ7YyA0BDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv BggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5s ZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5s ZXRzZW5jcnlwdC5vcmcvMB8GA1UdEQQYMBaCCioucnd4LndvcmuCCHJ3eC53b3Jr MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB 9ASB8QDvAHYAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz05UVH9HgAAAFsXOrd qgAABAMARzBFAiEAwlPkETp6PtvOY2LgY4j2SAjCRYWgTLwVLVtZs+cQHGcCICk6 O3HBqxEugr/onac7MudZow4YhRBCwVIOYsq8q42sAHUAdH7agzGtMxCRIZzOJU9C cMK//V5CIAjGNzV55hB7zFYAAAFsXOrfgQAABAMARjBEAiBMJwKp49s6GmgCkn0I It+05HN8zYhde6Rw5F3KS16r/QIgWL5LHcjdi5pkrEhyr6vWCQg3oO3T/oZusPDu Z3NSsNgwDQYJKoZIhvcNAQELBQADggEBADHetLlUkXFuxk0Yb/PPeErezRCFuwrj 34mzb4Rbgzv5vmSCPhNKqVC//j6ocrF+oA0VFbYncgX4Wugi7SXNR9vOhMxg0a// SkjveXQQ7zAm52NvjGm0Lc25sLXszVvef2T4haBNgB9osIFiLfOHewyFBFOnIvWS yu3Alrwo6xuxZSPLvrCJZlXpiNmJN684KJEvDT8Y9tlWTBHxQl+sP8IpF8EuV9oA Jbrdj7ZhE9guk/y0D/evYU4irV+8sC7pWPdZDLCcqk9X2WLsbyWYqbTQb5c9cLZn OOA0WMwsL9Ly8AAbk1c41mJOKOuvv2+XzVY/NPU3uZCWOXlhqtWyusw= -----END CERTIFICATE----- -----BEGIN CERTIFICATE----- MIIEkjCCA3qgAwIBAgIQCgFBQgAAAVOFc2oLheynCDANBgkqhkiG9w0BAQsFADA/ MSQwIgYDVQQKExtEaWdpdGFsIFNpZ25hdHVyZSBUcnVzdCBDby4xFzAVBgNVBAMT DkRTVCBSb290IENBIFgzMB4XDTE2MDMxNzE2NDA0NloXDTIxMDMxNzE2NDA0Nlow SjELMAkGA1UEBhMCVVMxFjAUBgNVBAoTDUxldCdzIEVuY3J5cHQxIzAhBgNVBAMT GkxldCdzIEVuY3J5cHQgQXV0aG9yaXR5IFgzMIIBIjANBgkqhkiG9w0BAQEFAAOC AQ8AMIIBCgKCAQEAnNMM8FrlLke3cl03g7NoYzDq1zUmGSXhvb418XCSL7e4S0EF q6meNQhY7LEqxGiHC6PjdeTm86dicbp5gWAf15Gan/PQeGdxyGkOlZHP/uaZ6WA8 SMx+yk13EiSdRxta67nsHjcAHJyse6cF6s5K671B5TaYucv9bTyWaN8jKkKQDIZ0 Z8h/pZq4UmEUEz9l6YKHy9v6Dlb2honzhT+Xhq+w3Brvaw2VFn3EK6BlspkENnWA a6xK8xuQSXgvopZPKiAlKQTGdMDQMc2PMTiVFrqoM7hD8bEfwzB/onkxEz0tNvjj /PIzark5McWvxI0NHWQWM6r6hCm21AvA2H3DkwIDAQABo4IBfTCCAXkwEgYDVR0T AQH/BAgwBgEB/wIBADAOBgNVHQ8BAf8EBAMCAYYwfwYIKwYBBQUHAQEEczBxMDIG CCsGAQUFBzABhiZodHRwOi8vaXNyZy50cnVzdGlkLm9jc3AuaWRlbnRydXN0LmNv bTA7BggrBgEFBQcwAoYvaHR0cDovL2FwcHMuaWRlbnRydXN0LmNvbS9yb290cy9k c3Ryb290Y2F4My5wN2MwHwYDVR0jBBgwFoAUxKexpHsscfrb4UuQdf/EFWCFiRAw VAYDVR0gBE0wSzAIBgZngQwBAgEwPwYLKwYBBAGC3xMBAQEwMDAuBggrBgEFBQcC ARYiaHR0cDovL2Nwcy5yb290LXgxLmxldHNlbmNyeXB0Lm9yZzA8BgNVHR8ENTAz MDGgL6AthitodHRwOi8vY3JsLmlkZW50cnVzdC5jb20vRFNUUk9PVENBWDNDUkwu Y3JsMB0GA1UdDgQWBBSoSmpjBH3duubRObemRWXv86jsoTANBgkqhkiG9w0BAQsF AAOCAQEA3TPXEfNjWDjdGBX7CVW+dla5cEilaUcne8IkCJLxWh9KEik3JHRRHGJo uM2VcGfl96S8TihRzZvoroed6ti6WqEBmtzw3Wodatg+VyOeph4EYpr/1wXKtx8/ wApIvJSwtmVi4MFU5aMqrSDE6ea73Mj2tcMyo5jMd6jmeWUHK8so/joWUoHOUgwu X4Po1QYz+3dszkDqMp4fklxBwXRsW10KXzPMTZ+sOPAveyxindmjkW8lGy+QsRlG PfZ+G6Z6h7mjem0Y+iWlkYcV4PIWL1iwBi8saCbGS5jN2p8M+X+Q7UNKEkROb3N6 KOqkqm57TH2H3eDJAkSnh6/DNFu0Qg== -----END CERTIFICATE-----