Tickets :: Comment on [#4570] Streamlining of passwd expect driver

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Comment	> Reworked the expect and send logic using exp_continue. See full > description below. > > Added procs that ensure consistent handling of sending and exiting. > > Changed default fingerprint_string to work with any prompt that asks > "Are you sure you want to continue connecting" > > Changed default verify_string to accomodate "Retype New Password" and > "Retype new password" > > Removed old commented out code > > Changed starting of remote session to be as generic as possible, > including removing special case handling of telnet. > > Added a common timeout handler so every expect command does not have > to accomodate timeout > > Added handling no output from program that indicates success. > > Ensured that success is returned even if timeout after passwd changed > > Added handling of kpasswd through the -kpasswd command line option > and minor additions to the verify_string > > > > Old logic for expecting and sending was: > > 0> If telnet check for user name prompt and send > > 1> enter password at prompt or ssh accept fingerprint message > > 2> start password changing prompt or send old password if passwd > already started > > 3> send old password if we just sent old password > > 4> send new password if being prompted > > 5> send new password again > > 6> check response > > > > New logic using exp_continue and expect_after > > 1> log in (accept finger print string, supply username, and/or supply > password) > > 2> start password changing program (if necessary) and send old > password. Wait for old password to be accepted. > > 3> send new password (no expect necessary) > > 4> send new password again and wait for password to be verified > >
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