Created
March 2, 2017 09:24
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ssh keygen stuff functions
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# https://github.com/curtisalexander/til/blob/master/cl/ssh-config.md | |
# host="${1#*@}" | |
# user="${1%@*}" | |
function ssh_keygen(){ | |
ssh-keygen -t rsa -b 4096 -N "" -C "$USER@$HOSTNAME to $1" -f ~/.ssh/"$1_id_rsa" | |
pub_key $1 | |
} | |
function pub_key(){ | |
pbcopy < ~/.ssh/"$1_id_rsa.pub" | |
} | |
ssh_setup_key(){ | |
ssh_keygen "$@" | |
# ssh_copy_id $@ | |
# pub_key $@ | |
} | |
# <User@HostName><username> | |
# git@github.com tarranjones | |
# git@github.com otheraccount | |
# git@bitbucket.org tarranjones | |
# git@bitbucket.org otheraccount | |
ssh_copy_id(){ | |
if ! [ command -v "ssh-copy-id" >/dev/null 2>&1 ] ; then | |
ssh-copy-id -i ~/.ssh/"${1:+$1_}${2:+($2)_}id_rsa.pub" $1 | |
else | |
cat ~/.ssh/"${1:+$1_}${2:+($2)_}id_rsa.pub" | ssh $1 'umask 0077; mkdir -p ~/.ssh; cat >> ~/.ssh/authorized_keys && echo "Key copied"' | |
fi | |
} | |
# <username@HostName> | |
# tarranjones@github.com | |
pub_key(){ | |
pbcopy < ~/.ssh/"$1_id_rsa.pub" | |
} | |
# <Host> <HostName> <User> <IdentityFile> | |
# git@github.com-tarranjones github.com git ~/.ssh/git@github.com_(tarranjones)id_rsa" | |
ssh_config_host(){ | |
mkdir -p ~/.ssh | |
# // this will create duplicate entiries - needs improving | |
# further reading - https://gist.github.com/jexchan/2351996/de8ad280bef07c668fe55486e2bca546079efdc8 | |
# ssh_config docs - https://linux.die.net/man/5/ssh_config | |
echo -e "Host $1\n\tHostName $2\n\tPreferredAuthentications publickey\n\t${3:+User $3\n\t}${4:+IdentityFile $4\n\t}" >> ~/.ssh/config | |
} | |
# ssh_setup_key tarranjones@bitbucket.org | |
# ssh_setup_key tarranjones@github.com |
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