54 lines
1.5 KiB
Python
54 lines
1.5 KiB
Python
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"""SIP credential provisioning for ring-group workers (§5.3).
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Workers exist only as SIP endpoints — no product accounts. The dashboard shows
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generated credentials + a QR code for quick softphone setup (Linphone/Zoiper/
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Groundwire all accept manual entry; the QR encodes a standard sip URI plus the
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fields spelled out).
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"""
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from __future__ import annotations
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import io
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import re
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import secrets
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from gogo.config import get_settings
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def make_sip_username(tenant_slug: str, worker_name: str, suffix: str | None = None) -> str:
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base = re.sub(r"[^a-z0-9]+", "", worker_name.lower())[:12] or "radnik"
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suffix = suffix or secrets.token_hex(2)
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return f"{tenant_slug[:16]}-{base}-{suffix}"
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def make_sip_password() -> str:
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return secrets.token_urlsafe(12)
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def sip_domain() -> str:
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"""SIP registrar host — derived from base_url; overridable later if split hosts."""
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from urllib.parse import urlparse
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return urlparse(get_settings().base_url).hostname or "localhost"
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def provisioning_text(sip_username: str, sip_password: str) -> str:
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"""Payload for the QR code: sip URI + explicit fields (readable by humans too)."""
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domain = sip_domain()
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return (
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f"sip:{sip_username}@{domain}\n"
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f"Server/Domain: {domain}\n"
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f"Username: {sip_username}\n"
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f"Password: {sip_password}\n"
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f"Transport: UDP 5060"
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)
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def qr_png(payload: str) -> bytes:
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import qrcode
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img = qrcode.make(payload)
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buf = io.BytesIO()
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img.save(buf, format="PNG")
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return buf.getvalue()
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