Sienna Meridian Satterwhite
8662c79212
Stalwart + Bulwark mail server deployment with OIDC, TLS cert, vault secrets. Beam design service. Pingora config cleanup. SeaweedFS replication fix. Kratos values tweak. Migration scripts for mbox/messages /calendars from La Suite to Stalwart.
55 lines
1.8 KiB
Python
55 lines
1.8 KiB
Python
import os, zlib, gzip, email.utils, time
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import psycopg2
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DB_HOST = "postgres-rw.data.svc.cluster.local"
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conn = psycopg2.connect(
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host=DB_HOST, port=5432, dbname="messages_db",
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user="messages", password=os.environ["DB_PASSWORD"]
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)
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cur = conn.cursor()
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cur.execute("""
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SELECT DISTINCT mb.local_part || '@' || d.name as mailbox_email,
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b.raw_content, b.compression, m.sent_at
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FROM messages_message m
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JOIN messages_blob b ON m.blob_id = b.id
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JOIN messages_thread t ON m.thread_id = t.id
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JOIN messages_threadaccess ta ON ta.thread_id = t.id
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JOIN messages_mailbox mb ON ta.mailbox_id = mb.id
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JOIN messages_maildomain d ON mb.domain_id = d.id
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ORDER BY mailbox_email, m.sent_at
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""")
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os.makedirs("/tmp/mbox", exist_ok=True)
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counts = {}
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for row in cur.fetchall():
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mailbox_email, raw_content, compression, sent_at = row
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raw = bytes(raw_content)
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if compression == 1:
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try:
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eml = gzip.decompress(raw)
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except Exception:
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try:
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eml = zlib.decompress(raw, -zlib.MAX_WBITS)
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except Exception:
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eml = raw
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else:
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eml = raw
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date_str = email.utils.formatdate(time.mktime(sent_at.timetuple())) if sent_at else email.utils.formatdate()
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mbox_path = f"/tmp/mbox/{mailbox_email}.mbox"
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with open(mbox_path, "ab") as f:
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f.write(f"From {mailbox_email} {date_str}\n".encode())
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for line in eml.split(b"\n"):
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if line.startswith(b"From "):
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f.write(b">" + line + b"\n")
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else:
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f.write(line + b"\n")
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f.write(b"\n")
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counts[mailbox_email] = counts.get(mailbox_email, 0) + 1
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conn.close()
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for addr, count in counts.items():
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print(f"{addr}: {count} messages")
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print("Export complete.")
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