Opening many tunnels typing the password only once (all accounts in gateways have the same pass)

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I want to open many tunnels at once, they all have the same long password.



With -f, i.e.,



ssh -fN -p 22 usr1@gate1 -L 10001:ip1:22
ssh -fN -p 22 usr2@gate2 -L 10002:ip2:22
...
ssh -fN -p 22 usrn@gaten -L 1000n:ipn:22


I can open the tunnels in background, which allows me to run them all together and then just type consecutively the password as many times as the number of tunnels I am opening (n).



Given that what I type is the same, I would like to find a way to type it just once, but still do it in a secure way.







share|improve this question















  • 4




    use password less ogin with key, then have a look at ssh-agent. or use sshpass
    – Archemar
    Jun 25 at 11:17










  • Set up public/private key based login.
    – ctrl-alt-delor
    Jun 25 at 13:06










  • @Archemar I want to put the password explicitly, but only once. You are instead suggesting to install the keys and login without password right?
    – myradio
    Jun 29 at 12:55










  • sshpass will help you, but password will appear in ps -ef result. password can be set to keys but you must allow for login without password. That why I reply as comment, I see no way you can do that, but maybe someone will be more clever than me.
    – Archemar
    Jun 29 at 14:07














up vote
1
down vote

favorite
1












I want to open many tunnels at once, they all have the same long password.



With -f, i.e.,



ssh -fN -p 22 usr1@gate1 -L 10001:ip1:22
ssh -fN -p 22 usr2@gate2 -L 10002:ip2:22
...
ssh -fN -p 22 usrn@gaten -L 1000n:ipn:22


I can open the tunnels in background, which allows me to run them all together and then just type consecutively the password as many times as the number of tunnels I am opening (n).



Given that what I type is the same, I would like to find a way to type it just once, but still do it in a secure way.







share|improve this question















  • 4




    use password less ogin with key, then have a look at ssh-agent. or use sshpass
    – Archemar
    Jun 25 at 11:17










  • Set up public/private key based login.
    – ctrl-alt-delor
    Jun 25 at 13:06










  • @Archemar I want to put the password explicitly, but only once. You are instead suggesting to install the keys and login without password right?
    – myradio
    Jun 29 at 12:55










  • sshpass will help you, but password will appear in ps -ef result. password can be set to keys but you must allow for login without password. That why I reply as comment, I see no way you can do that, but maybe someone will be more clever than me.
    – Archemar
    Jun 29 at 14:07












up vote
1
down vote

favorite
1









up vote
1
down vote

favorite
1






1





I want to open many tunnels at once, they all have the same long password.



With -f, i.e.,



ssh -fN -p 22 usr1@gate1 -L 10001:ip1:22
ssh -fN -p 22 usr2@gate2 -L 10002:ip2:22
...
ssh -fN -p 22 usrn@gaten -L 1000n:ipn:22


I can open the tunnels in background, which allows me to run them all together and then just type consecutively the password as many times as the number of tunnels I am opening (n).



Given that what I type is the same, I would like to find a way to type it just once, but still do it in a secure way.







share|improve this question











I want to open many tunnels at once, they all have the same long password.



With -f, i.e.,



ssh -fN -p 22 usr1@gate1 -L 10001:ip1:22
ssh -fN -p 22 usr2@gate2 -L 10002:ip2:22
...
ssh -fN -p 22 usrn@gaten -L 1000n:ipn:22


I can open the tunnels in background, which allows me to run them all together and then just type consecutively the password as many times as the number of tunnels I am opening (n).



Given that what I type is the same, I would like to find a way to type it just once, but still do it in a secure way.









share|improve this question










share|improve this question




share|improve this question









asked Jun 25 at 10:43









myradio

1885




1885







  • 4




    use password less ogin with key, then have a look at ssh-agent. or use sshpass
    – Archemar
    Jun 25 at 11:17










  • Set up public/private key based login.
    – ctrl-alt-delor
    Jun 25 at 13:06










  • @Archemar I want to put the password explicitly, but only once. You are instead suggesting to install the keys and login without password right?
    – myradio
    Jun 29 at 12:55










  • sshpass will help you, but password will appear in ps -ef result. password can be set to keys but you must allow for login without password. That why I reply as comment, I see no way you can do that, but maybe someone will be more clever than me.
    – Archemar
    Jun 29 at 14:07












  • 4




    use password less ogin with key, then have a look at ssh-agent. or use sshpass
    – Archemar
    Jun 25 at 11:17










  • Set up public/private key based login.
    – ctrl-alt-delor
    Jun 25 at 13:06










  • @Archemar I want to put the password explicitly, but only once. You are instead suggesting to install the keys and login without password right?
    – myradio
    Jun 29 at 12:55










  • sshpass will help you, but password will appear in ps -ef result. password can be set to keys but you must allow for login without password. That why I reply as comment, I see no way you can do that, but maybe someone will be more clever than me.
    – Archemar
    Jun 29 at 14:07







4




4




use password less ogin with key, then have a look at ssh-agent. or use sshpass
– Archemar
Jun 25 at 11:17




use password less ogin with key, then have a look at ssh-agent. or use sshpass
– Archemar
Jun 25 at 11:17












Set up public/private key based login.
– ctrl-alt-delor
Jun 25 at 13:06




Set up public/private key based login.
– ctrl-alt-delor
Jun 25 at 13:06












@Archemar I want to put the password explicitly, but only once. You are instead suggesting to install the keys and login without password right?
– myradio
Jun 29 at 12:55




@Archemar I want to put the password explicitly, but only once. You are instead suggesting to install the keys and login without password right?
– myradio
Jun 29 at 12:55












sshpass will help you, but password will appear in ps -ef result. password can be set to keys but you must allow for login without password. That why I reply as comment, I see no way you can do that, but maybe someone will be more clever than me.
– Archemar
Jun 29 at 14:07




sshpass will help you, but password will appear in ps -ef result. password can be set to keys but you must allow for login without password. That why I reply as comment, I see no way you can do that, but maybe someone will be more clever than me.
– Archemar
Jun 29 at 14:07















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