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bragi backup config #28

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Gonne merged 5 commits from Gonne/nixConfig:bragi into main 2024-03-30 19:10:30 +00:00
Conversation 1 Commits 5 Files changed 6 +55 -6
3 changed files with 55 additions and 6 deletions
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2
.sops.yaml
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@ -1,6 +1,6 @@
keys:
- &nerf age1rasjnr2tlv9y70sj0z0hwpgpxdc974wzg5umtx2pnc6z0p05u3js6r8sln
- &gonne age1xv5rfxkxg9jyqx5jg2j82cxv7w7ep4a3795p4yl5fuqf38f3m3eqfnefju
- &gonne age1epz92k2rkp43hkrg3u0jgkzhnkwx8y43kag7rvfzwl9wcddelvusyetxl7
- &nyarlathotep age1s99d0vlj5qlm287n98jratql5fypvjrxxal0k5jl2aw9dcc8kyvqw5yyt4
- &bragi age1lqvgpmlemyg9095ujck64u59ma29656zs7a4yxgz4s6u5cld2ccss69jwe

39
nixos/machines/bragi/backupKey.yaml Normal file
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@ -0,0 +1,39 @@
backupKey: ENC[AES256_GCM,data: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,iv:ZdivBorDtIyBOs7XSg/DHjReG+T6/exeS8ziA7ms7FM=,tag:gcIXgpyd2UeQV3APqCCxMg==,type:str]
sops:
kms: []
gcp_kms: []
azure_kv: []
hc_vault: []
age:
- recipient: age1rasjnr2tlv9y70sj0z0hwpgpxdc974wzg5umtx2pnc6z0p05u3js6r8sln
enc: |
-----BEGIN AGE ENCRYPTED FILE-----
YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBaR2dRc3NPeUwwaHdCL25V
RHNaWU9xRUw5dDlaOG5hczVlNm5UR01QUEVNClJsVFRBWU85Z0JuV1l3MDdvd1F2
RS9CcXhuNEJWdEE1cktXYjF3RW9wUDQKLS0tIHk3MURmWlJNanVZaHlUR3R2UEZG
K2JxOHpNY2hsTysrWjNLajFKQkxuNHcKaFMvnDt9a3HsnbP1Q/i4ifRIXFcXYn8z
YyOho0hSmWZNhTbltmuVKjvCNgt9ONVRW93uRDDoju8Odps0qwwvuA==
-----END AGE ENCRYPTED FILE-----
- recipient: age1epz92k2rkp43hkrg3u0jgkzhnkwx8y43kag7rvfzwl9wcddelvusyetxl7
enc: |
-----BEGIN AGE ENCRYPTED FILE-----
YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBMM1NCbHdFZDJvYjJjcmZ6
bUFjSG5OUEdydS9pTkNHRjFKb3gvWll0Q0RVCk56ZnhDa0NGeUNhVVdDZENieDFW
Q0xSNXhYQXZSVnI3WlRzUjhxOXRyM2sKLS0tIGhnVWJaRG4vSGpUcnQ5SFVFT3VQ
YUFzTlNLSE9CbW9oYTFsY0tpTE4vZTQKjurd87tDH8z58pAGJyVXRAu8Q2+k7e4G
zOGZhm5DpSmFv2O2fqXgBg8nT5wrPKQDFvcDh1P+a0753tUTbUttIA==
-----END AGE ENCRYPTED FILE-----
- recipient: age1lqvgpmlemyg9095ujck64u59ma29656zs7a4yxgz4s6u5cld2ccss69jwe
enc: |
-----BEGIN AGE ENCRYPTED FILE-----
YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBlWmlwS0E5TytFdEpxN09U
Y3k0SDhnM2h5Rnh1bXQ2czA5bWt1Mkk3aUFFCmtwT2ZmN0IweGdOYURWNDVHcWtH
R3lRaFRkcWYzb2g4NWNFQU5WOXZZaGMKLS0tIHpWNnNvVUNucE5MQ1cxQWl6Qm1x
NUZDVnJORXF1NGlyNUkzOGl2REFHdmsK18k9UfOmtFSep6mZcSp6di7SjvrBXgGp
oWtLehp1UFEHCgaU5YxlYhtkrrOhb8ykFb1on+kmzrloaHqyvks7Aw==
-----END AGE ENCRYPTED FILE-----
lastmodified: "2024-03-21T16:38:08Z"
mac: ENC[AES256_GCM,data:kEVWd988Ia6T8v3w0slQhM0lh78VhnP8qJNa6IZg0NF2B0JQbFRnQNbUfvG9Rf4mkAR/O9PD+r6HR+b3LCwzb/Ok/eD4/M3+oPaEx/JnoHrzF/1N29VEAvBHjQgw6DL05toqu5G03UDcDUFGc111AeRsexhONQRHJx3zqWyWGy4=,iv:T5Pkhl3vhSAIoKkC3r3VQn3tC4t04WxvAZDQ4PMvD84=,tag:h0/aB91SFr5q0Or5daxWUQ==,type:str]
pgp: []
unencrypted_suffix: _unencrypted
version: 3.8.1

18
nixos/modules/borgbackup.nix
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@ -116,12 +116,12 @@ in {
jobs.fsaccount = {
preHook = ''
mkdir -p /home/fsaccount/sicherung # Create if it does not exist
${pkgs.rsync}/bin/rsync -e 'ssh -i /home/fsaccount/.ssh/fsaccount' -r fachschaft@gw1.mathematik.tu-darmstadt.de:/home/fachschaft/* /home/fsaccount/sicherung
${pkgs.rsync}/bin/rsync -e 'ssh -i /run/secrets/backupKey' -r fachschaft@gw1.mathematik.tu-darmstadt.de:/home/fachschaft/* /home/fsaccount/sicherung
'';
paths = "/home/fsaccount/sicherung";
encryption.mode = "none";
Gonne marked this conversation as resolved
nerf commented 2024-03-30 15:29:10 +00:00
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I would put a small note here, that encryption would mean either putting the key next to the backup or human interaction.

I would put a small note here, that encryption would mean either putting the key next to the backup or human interaction.
environment = {
BORG_RSH = "ssh -i /home/fsaccount/.ssh/fsaccount";
BORG_RSH = "ssh -i /run/secrets/backupKey";
BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK = "yes";
nerf commented 2024-03-30 15:33:13 +00:00
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Why is this here, what does it do? I also don't really get it from the Borg documentation

BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK=no (or =yes)

For “Warning: Attempting to access a previously unknown unencrypted repository”

Why is this here, what does it do? I also don't really get it from the Borg documentation > BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK=no (or =yes) > > For “Warning: Attempting to access a previously unknown unencrypted repository”
};
repo = "borg@localhost:fsaccount";
@ -132,13 +132,23 @@ in {
};
};
environment.persistence.${config.impermanence.name} = {
users.fsaccount.directories = [
users.fsaccount.files = [
{
directory = ".ssh"; # SSH Key with access to FS Account and known_hosts
file = ".ssh/known_hosts";
parentDirectory = {
mode = "u=rwx,g=,o=";
user = "fsaccount";
group = "users";
};
}
];
};
sops.secrets.backupKey = {
sopsFile = ../machines/bragi/backupKey.yaml;
owner = config.users.users.fsaccount.name;
inherit (config.users.users.fsaccount) group;
mode = "0400";
};
# Extra user for FS account backup
users.users = {
fsaccount = {