diff --git a/app/__pycache__/api.cpython-37.pyc b/app/__pycache__/api.cpython-37.pyc
new file mode 100644
index 0000000..f72a3c4
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diff --git a/app/__pycache__/ceph.cpython-37.pyc b/app/__pycache__/ceph.cpython-37.pyc
new file mode 100644
index 0000000..9f02800
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diff --git a/app/__pycache__/file.cpython-37.pyc b/app/__pycache__/file.cpython-37.pyc
new file mode 100644
index 0000000..48d9412
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diff --git a/app/__pycache__/helper.cpython-37.pyc b/app/__pycache__/helper.cpython-37.pyc
new file mode 100644
index 0000000..9b9c09e
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diff --git a/app/__pycache__/host.cpython-37.pyc b/app/__pycache__/host.cpython-37.pyc
new file mode 100644
index 0000000..d4b1a80
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diff --git a/app/__pycache__/image.cpython-37.pyc b/app/__pycache__/image.cpython-37.pyc
new file mode 100644
index 0000000..ddc892b
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diff --git a/app/__pycache__/scheduler.cpython-37.pyc b/app/__pycache__/scheduler.cpython-37.pyc
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diff --git a/app/ceph.py b/app/ceph.py
index 6ae26fc..22471e1 100644
--- a/app/ceph.py
+++ b/app/ceph.py
@@ -11,14 +11,13 @@ def ceph():
 @click.option("--ceph_url", required=True)
 @click.option("--ssh_username", required=True)
 def setup(ceph_url, ssh_username):
-    ssh_key = ""
-    with open(os.path.expanduser("~/.ssh/id_rsa.pub")) as pubkey:
-        ssh_key = pubkey.read()
-    
-    with open(os.path.expanduser("~/.ssh/known_hosts"), "a") as known_hosts:
-        known_hosts.write(f"{ceph_url} {ssh_key}")
-
-    os.makedirs("/etc/ceph", exist_ok=True)
-    command = f"sftp -b ./ceph_batch_cmd {ssh_username}@{ceph_url}:/etc/ceph"
-    subprocess.check_output(command.split())
-    
\ No newline at end of file
+    try:
+        os.makedirs("/etc/ceph", exist_ok=True)
+        command = f"sftp -b ./ceph_batch_cmd {ssh_username}@{ceph_url}:/etc/ceph"
+        subprocess.check_output(command.split())
+    except Exception:
+        p = subprocess.check_output(f"ssh-keyscan {ceph_url}".split())
+        keys = p.decode("utf-8").strip().split("\n")
+        with open(os.path.expanduser("~/.ssh/known_hosts", "a")) as known_hosts:
+            for key in keys:
+                known_hosts.write(key)
\ No newline at end of file
diff --git a/meow.txt b/meow.txt
new file mode 100644
index 0000000..34ac041
--- /dev/null
+++ b/meow.txt
@@ -0,0 +1,3 @@
+ceph-test.llnu.ungleich.cloud ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDjBr7qEyJ9lJnbFGe0ZKAwTqjYqsjMkuaWWMhhb8SuKDw2WVmxIo2c2U2WjFKiyYgVpnTxXEZKNyiKvqy0WCNdgd9PrbO3/Vb/npv+6LuQ7QBWYopXXFopxfyVF45KeHEBSbHLw+OHgfKNlZ+snUcwosO1G19Qk+Hteh+RWq/KZIOxReGi0ussLFaRbROdyhuI0A/rbCpXTWY/OQluDv4qODPDS7wD9SvV8MsfV+yeXYxjk6wer2a0COG8kOfS0IC7TTQNaj5fpFtLd7UrdseBoFFPYO2ZmaRV8wTKEui+3Ihlt5u0wh7D62tLa01wmETAKw5W7gPtZ6znMOKrLQZZ
+ceph-test.llnu.ungleich.cloud ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBFcDSX+T1yyCEbgPK9DEh1hiVAh8y+uHz6JOWU/+1HCpoSjsJwDvy0F1PSQEHuEDCBkpOer3UjvgOJzRo3/I0iE=
+ceph-test.llnu.ungleich.cloud ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEZ2RrG3VcbFLH7PiGweKtJ7cGQOu39htlcKXt8uT6xb