dotfiles

commit 84bfa0cedaa706615e3e6fe6cbaee74496b2b36a
parent 500a0631d45c2f0a5068b81502a788446f916291
Author: Anders Damsgaard <anders@adamsgaard.dk>
Date:   Wed,  6 Feb 2019 10:17:28 +0100

Generalize backup script

Diffstat:
M
links/bin/backup-b2.sh
 | 
58
++++++++++++++++++++++++++++++++++++++++++++++++++++------

1 file changed, 52 insertions(+), 6 deletions(-)
diff --git a/links/bin/backup-b2.sh b/links/bin/backup-b2.sh
@@ -1,10 +1,56 @@
 #!/usr/bin/env bash
-account="$(pass Online/backblaze.com-anders@adamsgaard.dk-account-id)"
-pass="$(pass Online/backblaze.com-anders@adamsgaard.dk-master-application-key)"
-export PASSPHRASE="$(pass Online/backblaze.com-anders@adamsgaard.dk-backup-pass)"
+
+b2_account="$(pass Online/backblaze.com-anders@adamsgaard.dk-account-id)"
+b2_key="$(pass Online/backblaze.com-anders@adamsgaard.dk-master-application-key)"
+
+# from `gpg --list-public-keys anders@adamsgaard.dk`
+enc_key="5C959DF243CE4DD17A5B2610B790F4AD1BF858FE"
+sgn_key="$enc_key"
+
+export PASSPHRASE="$(pass gpg-anders@adamsgaard.dk)"
 export SIGN_PASSPHRASE="$PASSPHRASE"
-duplicity --progress --use-agent $HOME b2://$account:$pass@idkfa-new-home
-duplicity --progress --use-agent /usr b2://$account:$pass@idkfa-new-usr
-duplicity --progress --use-agent /etc b2://$account:$pass@idkfa-new-etc
+
+function duplicity_b2 {
+
+    local_dir="$1"
+    b2_dir="$2"
+
+    echo "Backing up home..."
+    duplicity --progress \
+        --sign-key $sgn_key \
+        --encrypt-key $enc_key \
+        --full-if-older-than 30D \
+        "$local_dir" b2://"$b2_account":"$b2_key"@"$b2_dir"
+
+    echo "Cleaning up old backups..."
+    duplicity --progress \
+        --sign-key $sgn_key \
+        --encrypt-key $enc_key \
+        remove-older-than 90D \
+        b2://"$b2_account":"$b2_key"@"$b2_dir"
+
+    echo "Cleaning up failures..."
+    duplicity --progress \
+        --sign-key $sgn_key \
+        --encrypt-key $enc_key \
+        cleanup --force \
+        b2://"$b2_account":"$b2_key"@"$b2_dir"
+
+    echo "B2 collection status:"
+    duplicity --progress \
+        --sign-key $sgn_key \
+        --encrypt-key $enc_key \
+        collection-status \
+        b2://"$b2_account":"$b2_key"@"$b2_dir"
+}
+
+duplicity_b2 /home "$(hostname)-new-home"
+duplicity_b2 /etc "$(hostname)-new-etc"
+duplicity_b2 /usr "$(hostname)-new-usr"
+
 unset PASSPHRASE
 unset SIGN_PASSPHRASE
+unset enc_key
+unset sgn_key
+unset b2_account
+unset b2_key