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improve the ssh keygen docs

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Oliver 2024-09-05 14:26:31 +00:00
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README.md
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@ -3,15 +3,37 @@ This is currently WIP btw.
* Install restic > 1.14 * Install restic > 1.14
* Create new repository (where backups are stored) * Create new repository (where backups are stored)
* Create a new ssh keypair and share it with the remote host
* Create a `~/.ssh/config` file and name it. In this case we will name it `other` Create a new ssh keypair, in this example I'm naming the keyfile "keyfile"
```bash
ssh-keygen -f ~/.ssh/keyfile
```
Share the key it with the remote host
```bash
ssh-copy-id -i ~/.ssh/keyfile.pub admin@192.168.1.20
```
Create a `~/.ssh/config` file and name it. In this case we will name it "remote"
```toml
# ~/.ssh/config
Host remote
Hostname 192.168.1.20 # example
User admin
IdentityFile ~/.ssh/keyfile
```
```bash ```bash
# This could also be a local folder (/to/whereever/) but that's dumb. # This could also be a local folder (/to/whereever/) but that's dumb.
export RESTIC_REPOSITORY="sftp:other:/srv/repo" export RESTIC_REPOSITORY="sftp:remote:/srv/repo"
restic init restic init
# It will ask you for a password, ofc make this good and don't forget it. # It will ask you for a password, ofc make this good and don't forget it.
``` ```
* Backup some files
Backup some files
```bash ```bash
# Set $TMPDIR to somewhere on a tmpfs filesystem to reduce drive wear # Set $TMPDIR to somewhere on a tmpfs filesystem to reduce drive wear
# Optionally add the `--tag foo` flag to tag backup snapshots # Optionally add the `--tag foo` flag to tag backup snapshots