feat(twilio): new Twilio SMS/voice alerting integration

Twilio REST API, 5 commands: send SMS, make voice call (TwiML), get/list
messages. HTTP Basic auth, stdlib-only.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

integrations/twilio/scripts/get_message.py

@@ -0,0 +1,60 @@
+import json, os, sys, base64, urllib.parse, urllib.request, urllib.error
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _base(cfg):
+    return "https://api.twilio.com/2010-04-01/Accounts/" + str(cfg.get("account_sid", ""))
+
+
+def _auth(cfg):
+    raw = str(cfg.get("account_sid", "")) + ":" + str(cfg.get("auth_token", ""))
+    return "Basic " + base64.b64encode(raw.encode("utf-8")).decode("utf-8")
+
+
+def request(method, path, cfg, form=None, params=None):
+    url = _base(cfg) + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = None
+    headers = {"Authorization": _auth(cfg), "Accept": "application/json"}
+    if form is not None:
+        data = urllib.parse.urlencode({k: v for k, v in form.items() if v not in (None, "")}).encode("utf-8")
+        headers["Content-Type"] = "application/x-www-form-urlencoded"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+_from = lambda cfg, inputs: (inputs.get("from_number") or cfg.get("from_number"))
+
+
+def main(cfg, inputs):
+    message_sid = inputs.get("message_sid")
+    if not message_sid:
+        raise Exception("message_sid is required")
+    return request("GET", "/Messages/" + q(message_sid) + ".json", cfg)
+
+
+_run(main)

integrations/twilio/scripts/list_messages.py

@@ -0,0 +1,58 @@
+import json, os, sys, base64, urllib.parse, urllib.request, urllib.error
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _base(cfg):
+    return "https://api.twilio.com/2010-04-01/Accounts/" + str(cfg.get("account_sid", ""))
+
+
+def _auth(cfg):
+    raw = str(cfg.get("account_sid", "")) + ":" + str(cfg.get("auth_token", ""))
+    return "Basic " + base64.b64encode(raw.encode("utf-8")).decode("utf-8")
+
+
+def request(method, path, cfg, form=None, params=None):
+    url = _base(cfg) + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = None
+    headers = {"Authorization": _auth(cfg), "Accept": "application/json"}
+    if form is not None:
+        data = urllib.parse.urlencode({k: v for k, v in form.items() if v not in (None, "")}).encode("utf-8")
+        headers["Content-Type"] = "application/x-www-form-urlencoded"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+_from = lambda cfg, inputs: (inputs.get("from_number") or cfg.get("from_number"))
+
+
+def main(cfg, inputs):
+    page_size = inputs.get("page_size")
+    return request("GET", "/Messages.json", cfg, params={"PageSize": int(page_size or 20)})
+
+
+_run(main)

integrations/twilio/scripts/make_call.py

@@ -0,0 +1,72 @@
+import json, os, sys, base64, urllib.parse, urllib.request, urllib.error
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _base(cfg):
+    return "https://api.twilio.com/2010-04-01/Accounts/" + str(cfg.get("account_sid", ""))
+
+
+def _auth(cfg):
+    raw = str(cfg.get("account_sid", "")) + ":" + str(cfg.get("auth_token", ""))
+    return "Basic " + base64.b64encode(raw.encode("utf-8")).decode("utf-8")
+
+
+def request(method, path, cfg, form=None, params=None):
+    url = _base(cfg) + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = None
+    headers = {"Authorization": _auth(cfg), "Accept": "application/json"}
+    if form is not None:
+        data = urllib.parse.urlencode({k: v for k, v in form.items() if v not in (None, "")}).encode("utf-8")
+        headers["Content-Type"] = "application/x-www-form-urlencoded"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+_from = lambda cfg, inputs: (inputs.get("from_number") or cfg.get("from_number"))
+
+
+def main(cfg, inputs):
+    to = inputs.get("to")
+    if not to:
+        raise Exception("to is required")
+    frm = _from(cfg, inputs)
+    if not frm:
+        raise Exception("from_number is required (set a default or pass one)")
+    twiml = inputs.get("twiml")
+    url = inputs.get("url")
+    if not twiml and not url:
+        raise Exception("twiml or url is required")
+    form = {"From": frm, "To": to}
+    if twiml:
+        form["Twiml"] = twiml
+    elif url:
+        form["Url"] = url
+    return request("POST", "/Calls.json", cfg, form=form)
+
+
+_run(main)

integrations/twilio/scripts/send_sms.py

@@ -0,0 +1,66 @@
+import json, os, sys, base64, urllib.parse, urllib.request, urllib.error
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _base(cfg):
+    return "https://api.twilio.com/2010-04-01/Accounts/" + str(cfg.get("account_sid", ""))
+
+
+def _auth(cfg):
+    raw = str(cfg.get("account_sid", "")) + ":" + str(cfg.get("auth_token", ""))
+    return "Basic " + base64.b64encode(raw.encode("utf-8")).decode("utf-8")
+
+
+def request(method, path, cfg, form=None, params=None):
+    url = _base(cfg) + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = None
+    headers = {"Authorization": _auth(cfg), "Accept": "application/json"}
+    if form is not None:
+        data = urllib.parse.urlencode({k: v for k, v in form.items() if v not in (None, "")}).encode("utf-8")
+        headers["Content-Type"] = "application/x-www-form-urlencoded"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+_from = lambda cfg, inputs: (inputs.get("from_number") or cfg.get("from_number"))
+
+
+def main(cfg, inputs):
+    to = inputs.get("to")
+    if not to:
+        raise Exception("to is required")
+    body = inputs.get("body")
+    if not body:
+        raise Exception("body is required")
+    frm = _from(cfg, inputs)
+    if not frm:
+        raise Exception("from_number is required (set a default or pass one)")
+    return request("POST", "/Messages.json", cfg, form={"From": frm, "To": to, "Body": body})
+
+
+_run(main)

integrations/twilio/scripts/test_connection.py

@@ -0,0 +1,58 @@
+import json, os, sys, base64, urllib.parse, urllib.request, urllib.error
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _base(cfg):
+    return "https://api.twilio.com/2010-04-01/Accounts/" + str(cfg.get("account_sid", ""))
+
+
+def _auth(cfg):
+    raw = str(cfg.get("account_sid", "")) + ":" + str(cfg.get("auth_token", ""))
+    return "Basic " + base64.b64encode(raw.encode("utf-8")).decode("utf-8")
+
+
+def request(method, path, cfg, form=None, params=None):
+    url = _base(cfg) + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = None
+    headers = {"Authorization": _auth(cfg), "Accept": "application/json"}
+    if form is not None:
+        data = urllib.parse.urlencode({k: v for k, v in form.items() if v not in (None, "")}).encode("utf-8")
+        headers["Content-Type"] = "application/x-www-form-urlencoded"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+_from = lambda cfg, inputs: (inputs.get("from_number") or cfg.get("from_number"))
+
+
+def main(cfg, inputs):
+    request("GET", ".json", cfg)
+    return {"ok": True}
+
+
+_run(main)