rtfd/in/personal/server/index.rst

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2018-12-19 22:05:42 +00:00
Server
======
Hardware
--------
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=== ================================
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
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MAC 00:25:90:7b:d4:38
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=== ================================
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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 |
+-----+---------+-------------------------------+
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Rescue
------
.. code:: shell
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ssh-keygen -R rwx.work
ssh-keygen -R 192.99.14.98
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scp /home/user/.ssh/id_ecdsa.pub root@rwx.work:/root/.ssh/authorized_keys
scp /etc/bash.bashrc root@rwx.work:/etc/
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Partitions
----------
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.. code:: shell
parted
select /dev/sda
mktable gpt
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mkpart boot 1 2
mkpart raid 2 2000399
toggle 1 bios_grub
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select /dev/sdb
mktable gpt
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mkpart boot 1 2
mkpart raid 2 2000399
toggle 1 bios_grub
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q
.. code:: shell
mdadm --create /dev/md0 \
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--level 0 --raid-devices 2 /dev/sd[ab]2
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.. code:: shell
parted /dev/md0
mktable gpt
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mkpart data 1 3966966
mkpart swap 3966966 4000523
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q
.. code:: shell
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mkswap --label swap \
-U d8ee4260-4652-7192-7bb3-ebbadeb835a7 \
/dev/md0p2
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mkfs.ext4 -L data \
-U 46527192-7bb3-ebba-deb8-35a7e8606808 \
/dev/md0p1
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Boot
----
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.. warning:: no ESP boot available!
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Prepare a grub.cfg
.. code:: shell
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insmod biosdisk
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insmod part_gpt
insmod mdraid1x
insmod ext2
insmod search
insmod squash4
insmod loopback
insmod linux
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search --set data --fs-uuid 46527192-7bb3-ebba-deb8-35a7e8606808
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lmp=/fs/up
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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
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boot
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.. code:: shell
grub-mkstandalone \
--verbose \
--compress xz \
--format i386-pc \
--output core.img \
--themes "" \
boot/grub/grub.cfg=grub.cfg \
--fonts "" \
--locales "" \
--install-modules "\
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biosdisk \
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part_gpt \
mdraid1x \
ext2 \
search \
squash4 \
loopback \
linux \
"
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.. todo:: move to public grub
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.. code:: shell
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grub-mkstandalone \
--verbose \
--compress xz \
--format x86_64-efi \
--output bootx64.efi \
--themes "" \
boot/grub/grub.cfg=grub.cfg
.. code:: shell
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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
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* 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
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* grub-pc-bin
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* apparmor
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* unbound
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* tree
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* net.ipv4.ip_forward=1
* net.ipv6.conf.all.forwarding=1
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* nftables
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* nginx
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* root/user authorized_keys
* curl
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* swap,swappiness
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* enable nftables.service
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* /etc/bash.bashrc
* /etc/fstab (/d)
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* /etc/locale.gen
* locale-gen
* /etc/resolv.conf
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* /etc/apt/apt.conf
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* /etc/apt/sources.list
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* apt update
* apt upgrade
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* live-boot
* update-initramfs ← update-initramfs.orig
* openssh-server
* parted
* squashfs-tools
* tree
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* apt clean
* /etc/ssh/sshd_config
* mkdir /root/.ssh
* echo "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBAFBp8vFUIRu4Bq8EvnCGwlp71GQ4wGT5wKdY1X/c9AfYjsn/pnBNgnfNFxPxoNasG1MXeXjutSLtlXqnsWx2NQpFQC321MeUvd3Z/DCeIvS4WvpOZMyBvVUd2sTsuuCRVuH3fbJF5XPJrFzH3nEFNtcW7lmN+F6nKLB0kYahc3+gyTH+g==" > /root/.ssh/authorized_keys
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* lxc
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* /etc/network/interfaces.d/setup
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.. warning:: inet6 dhcp hangs!
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::
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auto lo
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iface lo inet loopback
iface lo inet6 loopback
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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
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address 192.99.14.98/24
gateway 192.99.14.254
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iface br0 inet6 static
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address 2607:5300:60:3f62::1/64
gateway 2607:5300:60:3fff:ff:ff:ff:ff
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.. warning::
reboot from container doesn't reload config file
/var/lib/lxc/config
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::
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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
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lxc.net.0.type = veth
lxc.net.0.flags = up
lxc.net.0.link = br0
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/var/lib/lxc/name/config
::
lxc.include = /var/lib/lxc/config
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lxc.mount.entry = /d/d/buster d none bind,create=dir,rw 0 0
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lxc.rootfs.path = dir:/var/lib/lxc/buster
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lxc.net.0.veth.pair = buster
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lxc.net.0.ipv4.address = 10.0.0.1/24
lxc.net.0.ipv4.gateway = 10.0.0.254
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/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
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ip6 nexthdr icmp accept
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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
}
}
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Certificate
-----------
* /etc/nginx/rwx.work
* key.pem
* bundle.crt
::
-----BEGIN CERTIFICATE-----
MIIGVTCCBT2gAwIBAgISAxK7abRAlgNZ1QfhWkuBbd/yMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA4MDQxMjU2MzFaFw0x
OTExMDIxMjU2MzFaMBUxEzARBgNVBAMMCioucnd4LndvcmswggIiMA0GCSqGSIb3
DQEBAQUAA4ICDwAwggIKAoICAQDnX5lshzKsh9eiFaCxJqJ9Oh7yc9x/br2uIzdG
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Il/tKEM0Ok9CUcj1Ty1GdNt3gCLucC8eI22t3QstUla/wiMtoAWeydzi3dneIrQ7
SmJ6rfBIxVUXGUFKlsRVBPbFbDj9kEsIUY5pUfUnDYIYVCjqm1F+XGMgGt+nMkaV
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XePyTwCeSEZ7YyA0BDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv
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9ASB8QDvAHYAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz05UVH9HgAAAFsXOrd
qgAABAMARzBFAiEAwlPkETp6PtvOY2LgY4j2SAjCRYWgTLwVLVtZs+cQHGcCICk6
O3HBqxEugr/onac7MudZow4YhRBCwVIOYsq8q42sAHUAdH7agzGtMxCRIZzOJU9C
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It+05HN8zYhde6Rw5F3KS16r/QIgWL5LHcjdi5pkrEhyr6vWCQg3oO3T/oZusPDu
Z3NSsNgwDQYJKoZIhvcNAQELBQADggEBADHetLlUkXFuxk0Yb/PPeErezRCFuwrj
34mzb4Rbgzv5vmSCPhNKqVC//j6ocrF+oA0VFbYncgX4Wugi7SXNR9vOhMxg0a//
SkjveXQQ7zAm52NvjGm0Lc25sLXszVvef2T4haBNgB9osIFiLfOHewyFBFOnIvWS
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OOA0WMwsL9Ly8AAbk1c41mJOKOuvv2+XzVY/NPU3uZCWOXlhqtWyusw=
-----END CERTIFICATE-----
-----BEGIN CERTIFICATE-----
MIIEkjCCA3qgAwIBAgIQCgFBQgAAAVOFc2oLheynCDANBgkqhkiG9w0BAQsFADA/
MSQwIgYDVQQKExtEaWdpdGFsIFNpZ25hdHVyZSBUcnVzdCBDby4xFzAVBgNVBAMT
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Y3JsMB0GA1UdDgQWBBSoSmpjBH3duubRObemRWXv86jsoTANBgkqhkiG9w0BAQsF
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wApIvJSwtmVi4MFU5aMqrSDE6ea73Mj2tcMyo5jMd6jmeWUHK8so/joWUoHOUgwu
X4Po1QYz+3dszkDqMp4fklxBwXRsW10KXzPMTZ+sOPAveyxindmjkW8lGy+QsRlG
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KOqkqm57TH2H3eDJAkSnh6/DNFu0Qg==
-----END CERTIFICATE-----