Implement Backblaze for Backup (#1812)
* Installing b2sdk for b2 support * Added Duplicity PPA so the most recent version is used * Implemented list_target_files for b2 * Implemented b2 in frontend * removed python2 boto package
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Hilko
GitHub
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8664afa997
4 changed files with 71 additions and 11 deletions
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@ -456,6 +456,23 @@ def list_target_files(config):
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raise ValueError(e.reason)
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return [(key.name[len(path):], key.size) for key in bucket.list(prefix=path)]
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elif target.scheme == 'b2':
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from b2sdk.v1 import InMemoryAccountInfo, B2Api
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from b2sdk.v1.exception import NonExistentBucket
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info = InMemoryAccountInfo()
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b2_api = B2Api(info)
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# Extract information from target
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b2_application_keyid = target.netloc[:target.netloc.index(':')]
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b2_application_key = target.netloc[target.netloc.index(':')+1:target.netloc.index('@')]
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b2_bucket = target.netloc[target.netloc.index('@')+1:]
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try:
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b2_api.authorize_account("production", b2_application_keyid, b2_application_key)
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bucket = b2_api.get_bucket_by_name(b2_bucket)
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except NonExistentBucket as e:
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raise ValueError("B2 Bucket does not exist. Please double check your information!")
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return [(key.file_name, key.size) for key, _ in bucket.ls()]
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else:
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raise ValueError(config["target"])
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@ -18,6 +18,7 @@
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<option value="local">{{hostname}}</option>
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<option value="rsync">rsync</option>
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<option value="s3">Amazon S3</option>
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<option value="b2">Backblaze B2</option>
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</select>
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</div>
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</div>
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@ -111,6 +112,31 @@
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<input type="text" class="form-control" rows="1" id="backup-target-pass">
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</div>
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</div>
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<!-- Backblaze -->
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<div class="form-group backup-target-b2">
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<div class="col-sm-10 col-sm-offset-2">
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<p>Backups are stored in a <a href="https://www.backblaze.com/" target="_blank" rel="noreferrer">Backblaze</a> B2 bucket. You must have a Backblaze account already.</p>
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<p>You MUST manually copy the encryption password from <tt class="backup-encpassword-file"></tt> to a safe and secure location. You will need this file to decrypt backup files. It is NOT stored in your Backblaze B2 bucket.</p>
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</div>
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</div>
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<div class="form-group backup-target-b2">
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<label for="backup-target-b2-user" class="col-sm-2 control-label">B2 Application KeyID</label>
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<div class="col-sm-8">
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<input type="text" class="form-control" rows="1" id="backup-target-b2-user">
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</div>
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</div>
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<div class="form-group backup-target-b2">
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<label for="backup-target-b2-pass" class="col-sm-2 control-label">B2 Application Key</label>
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<div class="col-sm-8">
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<input type="text" class="form-control" rows="1" id="backup-target-b2-pass">
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</div>
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</div>
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<div class="form-group backup-target-b2">
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<label for="backup-target-b2-bucket" class="col-sm-2 control-label">B2 Bucket</label>
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<div class="col-sm-8">
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<input type="text" class="form-control" rows="1" id="backup-target-b2-bucket">
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</div>
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</div>
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<!-- Common -->
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<div class="form-group backup-target-local backup-target-rsync backup-target-s3">
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<label for="min-age" class="col-sm-2 control-label">Retention Days:</label>
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@ -144,7 +170,7 @@
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function toggle_form() {
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var target_type = $("#backup-target-type").val();
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$(".backup-target-local, .backup-target-rsync, .backup-target-s3").hide();
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$(".backup-target-local, .backup-target-rsync, .backup-target-s3, .backup-target-b2").hide();
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$(".backup-target-" + target_type).show();
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init_inputs(target_type);
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@ -215,7 +241,7 @@ function show_system_backup() {
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}
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function show_custom_backup() {
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$(".backup-target-local, .backup-target-rsync, .backup-target-s3").hide();
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$(".backup-target-local, .backup-target-rsync, .backup-target-s3, .backup-target-b2").hide();
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api(
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"/system/backup/config",
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"GET",
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@ -245,6 +271,15 @@ function show_custom_backup() {
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var host = hostpath.shift();
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$("#backup-target-s3-host").val(host);
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$("#backup-target-s3-path").val(hostpath.join('/'));
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} else if (r.target.substring(0, 5) == "b2://") {
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$("#backup-target-type").val("b2");
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var targetPath = r.target.substring(5);
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var b2_application_keyid = targetPath.split(':')[0];
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var b2_applicationkey = targetPath.split(':')[1].split('@')[0];
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var b2_bucket = targetPath.split('@')[1];
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$("#backup-target-b2-user").val(b2_application_keyid);
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$("#backup-target-b2-pass").val(b2_applicationkey);
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$("#backup-target-b2-bucket").val(b2_bucket);
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}
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toggle_form()
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})
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@ -264,6 +299,11 @@ function set_custom_backup() {
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target = "rsync://" + $("#backup-target-rsync-user").val() + "@" + $("#backup-target-rsync-host").val()
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+ "/" + $("#backup-target-rsync-path").val();
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target_user = '';
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} else if (target_type == "b2") {
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target = 'b2://' + $('#backup-target-b2-user').val() + ':' + $('#backup-target-b2-pass').val()
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+ '@' + $('#backup-target-b2-bucket').val()
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target_user = '';
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target_pass = '';
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}
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@ -303,4 +343,4 @@ function init_inputs(target_type) {
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set_host($('#backup-target-s3-host-select').val());
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}
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}
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</script>
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</script>
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@ -18,11 +18,7 @@ while [ -d /usr/local/lib/python3.4/dist-packages/acme ]; do
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pip3 uninstall -y acme;
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done
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# duplicity is used to make backups of user data. It uses boto
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# (via Python 2) to do backups to AWS S3. boto from the Ubuntu
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# package manager is too out-of-date -- it doesn't support the newer
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# S3 api used in some regions, which breaks backups to those regions.
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# See #627, #653.
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# duplicity is used to make backups of user data.
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#
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# virtualenv is used to isolate the Python 3 packages we
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# install via pip from the system-installed packages.
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@ -30,7 +26,11 @@ done
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# certbot installs EFF's certbot which we use to
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# provision free TLS certificates.
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apt_install duplicity python-pip virtualenv certbot
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hide_output pip2 install --upgrade boto
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# b2sdk is used for backblaze backups.
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# boto is used for amazon aws backups.
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# Both are installed outside the pipenv, so they can be used by duplicity
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hide_output pip3 install --upgrade b2sdk boto
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# Create a virtualenv for the installation of Python 3 packages
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# used by the management daemon.
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@ -50,8 +50,8 @@ hide_output $venv/bin/pip install --upgrade pip
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hide_output $venv/bin/pip install --upgrade \
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rtyaml "email_validator>=1.0.0" "exclusiveprocess" \
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flask dnspython python-dateutil \
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qrcode[pil] pyotp \
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"idna>=2.0.0" "cryptography==2.2.2" boto psutil postfix-mta-sts-resolver
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qrcode[pil] pyotp \
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"idna>=2.0.0" "cryptography==2.2.2" boto psutil postfix-mta-sts-resolver b2sdk
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# CONFIGURATION
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@ -93,6 +93,9 @@ hide_output add-apt-repository -y universe
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# Install the certbot PPA.
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hide_output add-apt-repository -y ppa:certbot/certbot
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# Install the duplicity PPA.
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hide_output add-apt-repository -y ppa:duplicity-team/duplicity-release-git
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# ### Update Packages
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# Update system packages to make sure we have the latest upstream versions
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