mirror of
https://github.com/bookwyrm-social/bookwyrm.git
synced 2024-05-20 09:18:19 +00:00
various fixes
- use signed url for s3 downloads - re-arrange tar.gz file to match original - delete all working files after tarring - import from s3 export TODO - check local export and import - fix error when avatar missing - deal with multiple s3 storage options (e.g. Azure)
This commit is contained in:
Hugh Rundle
parent
26c37de2d4
commit
2bb9a85591
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@ -81,6 +81,7 @@ AWS_SECRET_ACCESS_KEY=
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# AWS_S3_CUSTOM_DOMAIN=None # "example-bucket-name.s3.fr-par.scw.cloud"
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# AWS_S3_REGION_NAME=None # "fr-par"
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# AWS_S3_ENDPOINT_URL=None # "https://s3.fr-par.scw.cloud"
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# S3_ENDPOINT_URL=None # same as AWS_S3_ENDPOINT_URL - needed for non-AWS for user exports
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# Commented are example values if you use Azure Blob Storage
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# USE_AZURE=true
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@ -1,4 +1,4 @@
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# Generated by Django 3.2.23 on 2024-01-14 00:55
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# Generated by Django 3.2.23 on 2024-01-28 02:49
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import bookwyrm.storage_backends
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import django.core.serializers.json
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@ -9,7 +9,7 @@ import django.db.models.deletion
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class Migration(migrations.Migration):
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dependencies = [
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("bookwyrm", "0191_merge_20240102_0326"),
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("bookwyrm", "0192_sitesettings_user_exports_enabled"),
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]
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operations = [
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@ -5,6 +5,7 @@ import logging
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from uuid import uuid4
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from s3_tar import S3Tar
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from storages.backends.s3boto3 import S3Boto3Storage
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from django.db.models import CASCADE, BooleanField, FileField, ForeignKey, JSONField
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from django.db.models import Q
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@ -57,7 +58,6 @@ class BookwyrmExportJob(ParentJob):
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if not self.complete and self.has_completed:
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if not self.json_completed:
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try:
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self.json_completed = True
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self.save(update_fields=["json_completed"])
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@ -193,8 +193,7 @@ class AddFileToTar(ChildJob):
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# NOTE we are doing this all in one big job, which has the potential to block a thread
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# This is because we need to refer to the same s3_job or BookwyrmTarFile whilst writing
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# Alternatives using a series of jobs in a loop would be beter
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# but Hugh couldn't make that work
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# Using a series of jobs in a loop would be better if possible
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try:
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export_data = self.parent_export_job.export_data
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@ -203,29 +202,41 @@ class AddFileToTar(ChildJob):
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user = self.parent_export_job.user
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editions = get_books_for_user(user)
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# filenames for later
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export_data_original = str(export_data)
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filename = str(self.parent_export_job.task_id)
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if settings.USE_S3:
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s3_job = S3Tar(
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settings.AWS_STORAGE_BUCKET_NAME,
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f"exports/{str(self.parent_export_job.task_id)}.tar.gz",
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f"exports/{filename}.tar.gz",
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)
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# TODO: will need to get it to the user
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# from this secure part of the bucket
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export_data.save("archive.json", ContentFile(json_data.encode("utf-8")))
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# save json file
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export_data.save(
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f"archive_{filename}.json", ContentFile(json_data.encode("utf-8"))
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)
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s3_job.add_file(f"exports/{export_data.name}")
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s3_job.add_file(f"images/{user.avatar.name}", folder="avatar")
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# save image file
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file_type = user.avatar.name.rsplit(".", maxsplit=1)[-1]
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export_data.save(f"avatar_{filename}.{file_type}", user.avatar)
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s3_job.add_file(f"exports/{export_data.name}")
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for book in editions:
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if getattr(book, "cover", False):
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cover_name = f"images/{book.cover.name}"
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s3_job.add_file(cover_name, folder="covers")
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s3_job.tar()
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# delete export json as soon as it's tarred
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# TODO: there is probably a better way to do this
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# Currently this merely makes the file empty even though
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# we're using save=False
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export_data.delete(save=False)
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# delete child files - we don't need them any more
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s3_storage = S3Boto3Storage(querystring_auth=True, custom_domain=None)
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S3Boto3Storage.delete(s3_storage, f"exports/{export_data_original}")
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S3Boto3Storage.delete(s3_storage, f"exports/archive_{filename}.json")
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S3Boto3Storage.delete(
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s3_storage, f"exports/avatar_{filename}.{file_type}"
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)
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else:
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export_data.open("wb")
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@ -266,7 +277,14 @@ def start_export_task(**kwargs):
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# prepare the initial file and base json
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job.export_data = ContentFile(b"", str(uuid4()))
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# BUG: this throws a MISSING class error if there is no avatar
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# #3096 may fix it
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if not job.user.avatar:
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job.user.avatar = ""
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job.user.save()
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job.export_json = job.user.to_activity()
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logger.info(job.export_json)
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job.save(update_fields=["export_data", "export_json"])
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# let's go
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@ -42,20 +42,23 @@ def start_import_task(**kwargs):
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try:
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archive_file.open("rb")
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with BookwyrmTarFile.open(mode="r:gz", fileobj=archive_file) as tar:
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job.import_data = json.loads(tar.read("archive.json").decode("utf-8"))
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json_filename = next(
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filter(lambda n: n.startswith("archive"), tar.getnames())
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)
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job.import_data = json.loads(tar.read(json_filename).decode("utf-8"))
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if "include_user_profile" in job.required:
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update_user_profile(job.user, tar, job.import_data)
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if "include_user_settings" in job.required:
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update_user_settings(job.user, job.import_data)
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if "include_goals" in job.required:
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update_goals(job.user, job.import_data.get("goals"))
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update_goals(job.user, job.import_data.get("goals", []))
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if "include_saved_lists" in job.required:
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upsert_saved_lists(job.user, job.import_data.get("saved_lists"))
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upsert_saved_lists(job.user, job.import_data.get("saved_lists", []))
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if "include_follows" in job.required:
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upsert_follows(job.user, job.import_data.get("follows"))
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upsert_follows(job.user, job.import_data.get("follows", []))
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if "include_blocks" in job.required:
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upsert_user_blocks(job.user, job.import_data.get("blocks"))
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upsert_user_blocks(job.user, job.import_data.get("blocks", []))
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process_books(job, tar)
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@ -92,25 +92,25 @@
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</td>
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</tr>
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{% endif %}
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{% for job in jobs %}
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{% for export in jobs %}
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<tr>
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<td>{{ job.updated_date }}</td>
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<td>{{ export.job.updated_date }}</td>
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<td>
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<span
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{% if job.status == "stopped" or job.status == "failed" %}
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{% if export.job.status == "stopped" or export.job.status == "failed" %}
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class="tag is-danger"
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{% elif job.status == "pending" %}
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{% elif export.job.status == "pending" %}
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class="tag is-warning"
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{% elif job.complete %}
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{% elif export.job.complete %}
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class="tag"
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{% else %}
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class="tag is-success"
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{% endif %}
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>
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{% if job.status %}
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{{ job.status }}
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{{ job.status_display }}
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{% elif job.complete %}
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{% if export.job.status %}
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{{ export.job.status }}
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{{ export.job.status_display }}
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{% elif export.job.complete %}
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{% trans "Complete" %}
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{% else %}
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{% trans "Active" %}
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@ -118,18 +118,30 @@
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</span>
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</td>
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<td>
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<span>{{ job.export_data|get_file_size }}</span>
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<span>{{ export.size|get_file_size }}</span>
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</td>
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<td>
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{% if job.complete and not job.status == "stopped" and not job.status == "failed" %}
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<p>
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<a download="" href="/preferences/user-export/{{ job.task_id }}">
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<span class="icon icon-download" aria-hidden="true"></span>
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<span class="is-hidden-mobile">
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{% trans "Download your export" %}
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</span>
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</a>
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</p>
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{% if export.job.complete and not export.job.status == "stopped" and not export.job.status == "failed" %}
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{% if export.url%}
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<p>
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<a href="{{ export.url }}">
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<span class="icon icon-download" aria-hidden="true"></span>
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<span class="is-hidden-mobile">
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{% trans "Download your export" %}
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</span>
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</a>
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</p>
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{% else %}
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<p>
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<a download="" href="/preferences/user-export/{{ export.job.task_id }}">
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<span class="icon icon-download" aria-hidden="true"></span>
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<span class="is-hidden-mobile">
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{% trans "Download your export" %}
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</span>
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</a>
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</p>
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{% endif %}
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{% endif %}
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</td>
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</tr>
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@ -130,23 +130,17 @@ def id_to_username(user_id):
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@register.filter(name="get_file_size")
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def get_file_size(file):
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def get_file_size(raw_size):
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"""display the size of a file in human readable terms"""
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try:
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# TODO: this obviously isn't a proper solution
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# boto storages do not implement 'path'
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if not USE_S3:
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raw_size = os.stat(file.path).st_size
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if raw_size < 1024:
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return f"{raw_size} bytes"
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if raw_size < 1024**2:
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return f"{raw_size/1024:.2f} KB"
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if raw_size < 1024**3:
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return f"{raw_size/1024**2:.2f} MB"
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return f"{raw_size/1024**3:.2f} GB"
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return ""
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if raw_size < 1024:
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return f"{raw_size} bytes"
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if raw_size < 1024**2:
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return f"{raw_size/1024:.2f} KB"
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if raw_size < 1024**3:
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return f"{raw_size/1024**2:.2f} MB"
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return f"{raw_size/1024**3:.2f} GB"
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except Exception as error: # pylint: disable=broad-except
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print(error)
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@ -13,9 +13,11 @@ from django.views import View
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from django.utils.decorators import method_decorator
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from django.shortcuts import redirect
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from storages.backends.s3boto3 import S3Boto3Storage
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from bookwyrm import models
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from bookwyrm.models.bookwyrm_export_job import BookwyrmExportJob
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from bookwyrm.settings import PAGE_LENGTH
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from bookwyrm import settings
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# pylint: disable=no-self-use,too-many-locals
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@ -152,6 +154,34 @@ class ExportUser(View):
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jobs = BookwyrmExportJob.objects.filter(user=request.user).order_by(
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"-created_date"
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)
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exports = []
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for job in jobs:
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export = {"job": job}
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if settings.USE_S3:
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# make custom_domain None so we can sign the url (https://github.com/jschneier/django-storages/issues/944)
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storage = S3Boto3Storage(querystring_auth=True, custom_domain=None)
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# for s3 we download directly from s3, so we need a signed url
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export["url"] = S3Boto3Storage.url(
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storage, f"/exports/{job.task_id}.tar.gz", expire=900
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) # temporarily downloadable file, expires after 5 minutes
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# for s3 we create a new tar file in s3, so we need to check the size of _that_ file
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try:
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export["size"] = S3Boto3Storage.size(
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storage, f"exports/{job.task_id}.tar.gz"
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)
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except Exception:
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export["size"] = 0
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else:
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# for local storage export_data is the tar file
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export["size"] = job.export_data.size if job.export_data else 0
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exports.append(export)
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site = models.SiteSettings.objects.get()
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hours = site.user_import_time_limit
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allowed = (
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@ -162,7 +192,7 @@ class ExportUser(View):
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next_available = (
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jobs.first().created_date + timedelta(hours=hours) if not allowed else False
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)
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paginated = Paginator(jobs, PAGE_LENGTH)
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paginated = Paginator(exports, settings.PAGE_LENGTH)
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page = paginated.get_page(request.GET.get("page"))
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data = {
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"jobs": page,
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