堡垒机调用原生ssh登陆

Posted 2020-11-22 venvive

#models.py
from django.db import models
from django.contrib.auth.models import (BaseUserManager,AbstractBaseUser,PermissionsMixin)
from django.utils.translation import ugettext_lazy as _
from django.utils.safestring import mark_safe
# Create your models here.

class Host(models.Model):
    """存储主机列表"""
    hostname = models.CharField(max_length=64,unique=True)
    ip_addr = models.GenericIPAddressField(unique=True)
    port = models.SmallIntegerField(default=22)
    idc = models.ForeignKey("IDC",on_delete=models.CASCADE) #机房
    enabled = models.BooleanField(default=True)

    def __str__(self):
        return "%s(%s)"%(self.hostname,self.ip_addr)

class IDC(models.Model):
    """机房信息"""
    name = models.CharField(max_length=64,unique=True)
    def __str__(self):
        return self.name

class HostGroup(models.Model):
    """主机组"""
    name = models.CharField(max_length=64,unique=True)
    bind_hosts = models.ManyToManyField("BindHost",blank=True,null=True)

    def __str__(self):
        return self.name

class UserProfileManager(BaseUserManager):
    def create_user(self, email, name, password=None):
        """
        Creates and saves a User with the given email, date of
        birth and password.
        """
        if not email:
            raise ValueError('Users must have an email address')

        user = self.model(
            email=self.normalize_email(email),
            name=name,
        )

        user.set_password(password)
        self.is_active = True
        user.save(using=self._db)
        return user

    def create_superuser(self,email, name, password):
        """
        Creates and saves a superuser with the given email, date of
        birth and password.
        """
        user = self.create_user(
            email,
            password=password,
            name=name,
        )
        user.is_active = True
        user.is_superuser = True
        #user.is_admin = True
        user.save(using=self._db)
        return user


class UserProfile(AbstractBaseUser,PermissionsMixin):
    """堡垒机账号"""
    email = models.EmailField(
        verbose_name='email address',
        max_length=255,
        unique=True,
        null=True
    )
    password = models.CharField(_('password'), max_length=128,
                                help_text=mark_safe('''<a href='password/'>修改密码</a>'''))
    name = models.CharField(max_length=32)
    is_active = models.BooleanField(default=True)
    #is_admin = models.BooleanField(default=False)

    bind_hosts = models.ManyToManyField("BindHost",blank=True)
    host_groups = models.ManyToManyField("HostGroup",blank=True)

    objects = UserProfileManager()

    USERNAME_FIELD = 'email'
    REQUIRED_FIELDS = ['name']

    def get_full_name(self):
        # The user is identified by their email address
        return self.email

    def get_short_name(self):
        # The user is identified by their email address
        return self.email

    def __str__(self):              # __unicode__ on Python 2
        return self.email

    # def has_perm(self, perm, obj=None):
    #     "Does the user have a specific permission?"
    #     # Simplest possible answer: Yes, always
    #     return True
    #
    # def has_module_perms(self, app_label):
    #     "Does the user have permissions to view the app `app_label`?"
    #     # Simplest possible answer: Yes, always
    #     return True

    @property
    def is_staff(self):
        "Is the user a member of staff?"
        # Simplest possible answer: All admins are staff
        return self.is_active

class HostUser(models.Model):
    """主机登陆账户"""
    auth_type_choices = ((0,'ssh-password'),(1,'ssh-key'))
    auth_type = models.SmallIntegerField(choices=auth_type_choices,default=0)
    username = models.CharField(max_length=64)
    password = models.CharField(max_length=128,blank=True,null=True)
    def __str__(self):
        return "%s:%s" %(self.username,self.password)
    class Meta:
        unique_together = ('auth_type','username','password')

class BindHost(models.Model):
    """绑定主机和主机账号"""
    host = models.ForeignKey("Host",on_delete=models.CASCADE)
    host_user = models.ForeignKey("HostUser",on_delete=models.CASCADE)
    def __str__(self):
        return "%s@%s"%(self.host,self.host_user)

    class Meta:
        unique_together = ('host','host_user')

#admin.py
from django.contrib import admin
from django import forms
from django.contrib.auth.models import Group
from django.contrib.auth.admin import UserAdmin as BaseUserAdmin
from django.contrib.auth.forms import ReadOnlyPasswordHashField

from audit.CrazyEye.auditapp import models
# Register your models here.



class UserCreationForm(forms.ModelForm):
    """A form for creating new users. Includes all the required
    fields, plus a repeated password."""
    password1 = forms.CharField(label='Password', widget=forms.PasswordInput)
    password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput)

    class Meta:
        model = models.UserProfile
        fields = ('email', 'name')

    def clean_password2(self):
        # Check that the two password entries match
        password1 = self.cleaned_data.get("password1")
        password2 = self.cleaned_data.get("password2")
        if password1 and password2 and password1 != password2:
            raise forms.ValidationError("Passwords don't match")
        return password2

    def save(self, commit=True):
        # Save the provided password in hashed format
        user = super(UserCreationForm, self).save(commit=False)
        user.set_password(self.cleaned_data["password1"])
        if commit:
            user.save()
        return user


class UserChangeForm(forms.ModelForm):
    """A form for updating users. Includes all the fields on
    the user, but replaces the password field with admin's
    password hash display field.
    """
    password = ReadOnlyPasswordHashField()

    class Meta:
        model = models.UserProfile
        fields = ('email', 'password', 'name', 'is_active', 'is_superuser')

    def clean_password(self):
        # Regardless of what the user provides, return the initial value.
        # This is done here, rather than on the field, because the
        # field does not have access to the initial value
        return self.initial["password"]


class UserProfileAdmin(BaseUserAdmin):
    # The forms to add and change user instances
    form = UserChangeForm
    add_form = UserCreationForm

    # The fields to be used in displaying the User model.
    # These override the definitions on the base UserAdmin
    # that reference specific fields on auth.User.
    list_display = ('email', 'name', "is_active",'is_superuser')
    list_filter = ('is_superuser',)
    fieldsets = (
        (None, {'fields': ('email', 'password')}),
        ('Personal', {'fields': ('name',)}),
        ('Permissions', {'fields': ('is_superuser',"is_active","bind_hosts","host_groups","user_permissions","groups")}),
    )
    # add_fieldsets is not a standard ModelAdmin attribute. UserAdmin
    # overrides get_fieldsets to use this attribute when creating a user.
    add_fieldsets = (
        (None, {
            'classes': ('wide',),
            'fields': ('email', 'name', 'password1', 'password2')}
        ),
    )
    search_fields = ('email',)
    ordering = ('email',)
    filter_horizontal = ("bind_hosts","host_groups","user_permissions","groups")



class HostUserAdmin(admin.ModelAdmin):
    list_display = ('username','auth_type','password')

admin.site.register(models.UserProfile,UserProfileAdmin)
admin.site.register(models.Host,)
admin.site.register(models.HostGroup,)
admin.site.register(models.HostUser,HostUserAdmin)
admin.site.register(models.BindHost,)
admin.site.register(models.IDC,)