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Enable backspace for ssh user/pass prompt

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When prompting for username and password,
make backspace work fine.
This commit is contained in:
Jarrod Johnson 2016-08-03 13:49:27 -04:00
parent 786a1ec93e
commit 00da61b981
1 changed files with 14 additions and 1 deletions
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15
confluent_server/confluent/plugins/shell/ssh.py
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@ -117,6 +117,13 @@ class SshShell(conapi.Console):
def write(self, data):
if self.inputmode == 0:
while len(data) > 0 and data[0] == b'\x7f':
self.datacallback('\b \b') # erase previously echoed value
self.username = self.username[:-1]
data = data[1:]
while b'\x7f' in data:
delidx = data.index(b'\x7f')
data = data[:delidx - 1] + data[delidx + 1:]
self.username += data
if '\r' in self.username:
self.username, self.password = self.username.split('\r')
@ -125,10 +132,16 @@ class SshShell(conapi.Console):
self.datacallback(lastdata)
self.datacallback('\r\nEnter password: ')
self.inputmode = 1
else:
elif len(data) > 0:
# echo back typed data
self.datacallback(data)
elif self.inputmode == 1:
while len(data) > 0 and data[0] == b'\x7f':
self.password = self.password[:-1]
data = data[1:]
while b'\x7f' in data:
delidx = data.index(b'\x7f')
data = data[:delidx - 1] + data[delidx + 1:]
self.password += data
if '\r' in self.password:
self.password = self.password.split('\r')[0]