X-Git-Url: https://git.llucax.com/software/bacap.git/blobdiff_plain/3f7de7bc998b6bfeb99ba7919c8969b9290caddc..refs/heads/main:/README diff --git a/README b/README index 94e1400..7b8f0dd 100644 --- a/README +++ b/README @@ -35,8 +35,8 @@ remember: **It's very simple** =) -Instalation -=========== +Installation +============ Doing something very complex in ~100 SLOC_ is not easy, unless you're standing in the shoulders of giants. I'm standing in the shoulders of rsync_ mainly, so @@ -170,11 +170,12 @@ If you are a Debian_ user, you can also simply install the script in Providing a ssh_ key -------------------- -When doing a backup of a remote host, you probably want ssh_ to be able to login -without providing a password. To do so, you can generate a ssh_ key, copy the -public key to the target's ``/root/.ssh/authorized_keys`` (or the user that runs -the backup) and set the Bacap_ configuration variable ``RSYNC_RSH`` to something -like:: +When doing a backup of a remote host, you probably want ssh_ to be able to +login without providing a password. To do so, you can generate a ssh_ key using +``ssh-keygen``, copy the public key to the target's +``/root/.ssh/authorized_keys`` using ``ssh-copy-id root@host`` (or the user +that runs the backup) and set the Bacap_ configuration variable ``RSYNC_RSH`` +to something like:: RSYNC_RSH="ssh -i /path/to/priv-key -o NumberOfPasswordPrompts=0" @@ -182,6 +183,9 @@ The ``-o NumberOfPasswordPrompts=0`` is not necessary, but you would appreciate it if something is wrong with your key, since if you don't use it, rsync_ will hang asking for a password. +Also, you may consider using ``StrictHostKeyChecking=no`` ssh option if you +backup hosts with dynamic IP address. + Backup local networks nodes (or nodes with a fast connection) ------------------------------------------------------------- @@ -191,7 +195,7 @@ compression:: RSYNC_RSH="ssh -o Compression=no" -And if your network is trusted, you probably don't need very string encryption +And if your network is trusted, you probably don't need very strong encryption either:: RSYNC_RSH="ssh -o Compression=no -c arcfour"