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305 lines
8.9 KiB
305 lines
8.9 KiB
from datetime import timedelta as td
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import json
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import re
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from urllib.parse import quote, urlencode
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from django import forms
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from django.forms import URLField
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from django.conf import settings
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from django.core.exceptions import ValidationError
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from hc.front.validators import (
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CronExpressionValidator,
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TimezoneValidator,
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WebhookValidator,
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)
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import requests
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def _is_latin1(s):
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try:
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s.encode("latin-1")
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return True
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except UnicodeError:
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return False
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class HeadersField(forms.Field):
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message = """Use "Header-Name: value" pairs, one per line."""
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def to_python(self, value):
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if not value:
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return {}
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headers = {}
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for line in value.split("\n"):
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if not line.strip():
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continue
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if ":" not in line:
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raise ValidationError(self.message)
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n, v = line.split(":", maxsplit=1)
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n, v = n.strip(), v.strip()
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if not n or not v:
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raise ValidationError(message=self.message)
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if not _is_latin1(n):
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raise ValidationError(
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message="Header names must not contain special characters"
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)
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headers[n] = v
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return headers
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def validate(self, value):
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super().validate(value)
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for k, v in value.items():
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if len(k) > 1000 or len(v) > 1000:
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raise ValidationError("Value too long")
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class NameTagsForm(forms.Form):
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name = forms.CharField(max_length=100, required=False)
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tags = forms.CharField(max_length=500, required=False)
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desc = forms.CharField(required=False)
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def clean_tags(self):
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result = []
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for part in self.cleaned_data["tags"].split(" "):
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part = part.strip()
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if part != "":
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result.append(part)
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return " ".join(result)
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class FilteringRulesForm(forms.Form):
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filter_by_subject = forms.ChoiceField(choices=(("no", "no"), ("yes", "yes")))
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subject = forms.CharField(required=False, max_length=200)
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subject_fail = forms.CharField(required=False, max_length=200)
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methods = forms.ChoiceField(required=False, choices=(("", "Any"), ("POST", "POST")))
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manual_resume = forms.BooleanField(required=False)
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def clean_subject(self):
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if self.cleaned_data["filter_by_subject"] == "yes":
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return self.cleaned_data["subject"]
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return ""
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def clean_subject_fail(self):
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if self.cleaned_data["filter_by_subject"] == "yes":
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return self.cleaned_data["subject_fail"]
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return ""
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class TimeoutForm(forms.Form):
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timeout = forms.IntegerField(min_value=60, max_value=2592000)
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grace = forms.IntegerField(min_value=60, max_value=2592000)
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def clean_timeout(self):
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return td(seconds=self.cleaned_data["timeout"])
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def clean_grace(self):
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return td(seconds=self.cleaned_data["grace"])
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class CronForm(forms.Form):
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schedule = forms.CharField(max_length=100, validators=[CronExpressionValidator()])
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tz = forms.CharField(max_length=36, validators=[TimezoneValidator()])
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grace = forms.IntegerField(min_value=1, max_value=43200)
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class AddOpsgenieForm(forms.Form):
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error_css_class = "has-error"
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region = forms.ChoiceField(initial="us", choices=(("us", "US"), ("eu", "EU")))
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key = forms.CharField(max_length=40)
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PRIO_CHOICES = [
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("-2", "Lowest Priority"),
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("-1", "Low Priority"),
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("0", "Normal Priority"),
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("1", "High Priority"),
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("2", "Emergency Priority"),
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]
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class AddPushoverForm(forms.Form):
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error_css_class = "has-error"
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pushover_user_key = forms.CharField()
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prio = forms.ChoiceField(initial="0", choices=PRIO_CHOICES)
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prio_up = forms.ChoiceField(initial="0", choices=PRIO_CHOICES)
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def get_value(self):
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key = self.cleaned_data["pushover_user_key"]
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prio = self.cleaned_data["prio"]
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prio_up = self.cleaned_data["prio_up"]
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return "%s|%s|%s" % (key, prio, prio_up)
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class AddEmailForm(forms.Form):
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error_css_class = "has-error"
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value = forms.EmailField(max_length=100)
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down = forms.BooleanField(required=False, initial=True)
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up = forms.BooleanField(required=False, initial=True)
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def clean(self):
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super().clean()
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down = self.cleaned_data.get("down")
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up = self.cleaned_data.get("up")
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if not down and not up:
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self.add_error("down", "Please select at least one.")
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class AddUrlForm(forms.Form):
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error_css_class = "has-error"
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value = forms.URLField(max_length=1000, validators=[WebhookValidator()])
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METHODS = ("GET", "POST", "PUT")
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class WebhookForm(forms.Form):
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error_css_class = "has-error"
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name = forms.CharField(max_length=100, required=False)
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method_down = forms.ChoiceField(initial="GET", choices=zip(METHODS, METHODS))
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body_down = forms.CharField(max_length=1000, required=False)
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headers_down = HeadersField(required=False)
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url_down = URLField(
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max_length=1000, required=False, validators=[WebhookValidator()]
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)
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method_up = forms.ChoiceField(initial="GET", choices=zip(METHODS, METHODS))
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body_up = forms.CharField(max_length=1000, required=False)
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headers_up = HeadersField(required=False)
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url_up = forms.URLField(
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max_length=1000, required=False, validators=[WebhookValidator()]
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)
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def clean(self):
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super().clean()
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url_down = self.cleaned_data.get("url_down")
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url_up = self.cleaned_data.get("url_up")
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if not url_down and not url_up:
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if not self.has_error("url_down"):
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self.add_error("url_down", "Enter a valid URL.")
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def get_value(self):
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return json.dumps(dict(self.cleaned_data), sort_keys=True)
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class AddShellForm(forms.Form):
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error_css_class = "has-error"
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cmd_down = forms.CharField(max_length=1000, required=False)
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cmd_up = forms.CharField(max_length=1000, required=False)
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def get_value(self):
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return json.dumps(dict(self.cleaned_data), sort_keys=True)
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class PhoneNumberForm(forms.Form):
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error_css_class = "has-error"
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label = forms.CharField(max_length=100, required=False)
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phone = forms.CharField()
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def clean_phone(self):
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v = self.cleaned_data["phone"]
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stripped = v.encode("ascii", "ignore").decode("ascii")
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stripped = stripped.replace(" ", "").replace("-", "")
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if not re.match(r"^\+\d{5,15}$", stripped):
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raise forms.ValidationError("Invalid phone number format.")
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return stripped
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def get_json(self):
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return json.dumps({"value": self.cleaned_data["phone"]})
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class PhoneUpDownForm(PhoneNumberForm):
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up = forms.BooleanField(required=False, initial=True)
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down = forms.BooleanField(required=False, initial=True)
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def get_json(self):
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return json.dumps(
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{
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"value": self.cleaned_data["phone"],
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"up": self.cleaned_data["up"],
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"down": self.cleaned_data["down"],
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}
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)
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class ChannelNameForm(forms.Form):
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name = forms.CharField(max_length=100, required=False)
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class AddMatrixForm(forms.Form):
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error_css_class = "has-error"
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alias = forms.CharField(max_length=100)
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def clean_alias(self):
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v = self.cleaned_data["alias"]
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# validate it by trying to join
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url = settings.MATRIX_HOMESERVER
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url += "/_matrix/client/r0/join/%s?" % quote(v)
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url += urlencode({"access_token": settings.MATRIX_ACCESS_TOKEN})
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r = requests.post(url, {})
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if r.status_code == 429:
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raise forms.ValidationError(
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"Matrix server returned status code 429 (Too Many Requests), "
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"please try again later."
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)
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doc = r.json()
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if "error" in doc:
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raise forms.ValidationError("Response from Matrix: %s" % doc["error"])
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self.cleaned_data["room_id"] = doc["room_id"]
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return v
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class AddAppriseForm(forms.Form):
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error_css_class = "has-error"
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url = forms.CharField(max_length=512)
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class AddPdForm(forms.Form):
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error_css_class = "has-error"
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value = forms.CharField(max_length=32)
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ZULIP_TARGETS = (("stream", "Stream"), ("private", "Private"))
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class AddZulipForm(forms.Form):
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error_css_class = "has-error"
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bot_email = forms.EmailField(max_length=100)
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api_key = forms.CharField(max_length=50)
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site = forms.URLField(max_length=100, validators=[WebhookValidator()])
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mtype = forms.ChoiceField(choices=ZULIP_TARGETS)
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to = forms.CharField(max_length=100)
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def get_value(self):
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return json.dumps(dict(self.cleaned_data), sort_keys=True)
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class AddTrelloForm(forms.Form):
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token = forms.RegexField(regex=r"^[0-9a-fA-F]{64}$")
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board_name = forms.CharField(max_length=100)
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list_name = forms.CharField(max_length=100)
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list_id = forms.RegexField(regex=r"^[0-9a-fA-F]{16,32}$")
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def get_value(self):
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return json.dumps(dict(self.cleaned_data), sort_keys=True)
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