[Explain pertinence--typical situations (firewalling), ...]
[Provide diagram, even.]
[Explain configurations.]
This particular model first ssh-s to a machine which demands a passphrase, then ssh-s to a third host, where, after a demand for a password, it requests a directory listing of the home directory: ls.
package require Expect
set command ls
set timeout -1
# That's silly; next time just "spawn ssh ..." directly.
spawn $env(SHELL)
match_max 100000
log_user 0
expect $prompt0
send -- "ssh $user1@$host1\r"
expect -glob "Enter passphrase for key '*': "
send -- "$passphrase1\r"
expect $prompt1
send -- "ssh $user2@$host2 $command\r"
expect -exact "assword: "
send -- "$password2\r"
expect $prompt1
set presult $expect_out(buffer)
send -- "exit\r"
expect $prompt0
send -- "exit\r"
expect eof
# $presult deserves a little prettification--stripping off the last line, ...
puts $presult| enter categories here |
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