88 lines
1.9 KiB
Bash
88 lines
1.9 KiB
Bash
#!/bin/sh
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RSA1_KEY=/etc/ssh/ssh_host_key
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RSA_KEY=/etc/ssh/ssh_host_rsa_key
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DSA_KEY=/etc/ssh/ssh_host_dsa_key
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ECDSA_KEY=/etc/ssh/ssh_host_ecdsa_key
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ED25519_KEY=/etc/ssh/ssh_host_ed25519_key
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KEYGEN=/usr/bin/ssh-keygen
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function do_rsa1_keygen
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{
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if [ ! -s $RSA1_KEY ]; then
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echo -n $"Generating SSH1 RSA host key: "
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if $KEYGEN -q -t rsa1 -f $RSA1_KEY -C '' -N '' >&/dev/null; then
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chmod 600 $RSA1_KEY
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chmod 644 $RSA1_KEY.pub
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else
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echo $"RSA1 key generation failed!"
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exit 1
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fi
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fi
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}
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function do_rsa_keygen
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{
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if [ ! -s $RSA_KEY ]; then
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echo -n $"Generating SSH2 RSA host key: "
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if $KEYGEN -q -t rsa -f $RSA_KEY -C '' -N '' >&/dev/null; then
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chmod 600 $RSA_KEY
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chmod 644 $RSA_KEY.pub
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else
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echo $"RSA key generation failed!"
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exit 1
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fi
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fi
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}
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function do_dsa_keygen
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{
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if [ ! -s $DSA_KEY ]; then
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echo -n $"Generating SSH2 DSA host key: "
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if $KEYGEN -q -t dsa -f $DSA_KEY -C '' -N '' >&/dev/null; then
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chmod 600 $DSA_KEY
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chmod 644 $DSA_KEY.pub
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else
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echo $"DSA key generation failed!"
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exit 1
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fi
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fi
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}
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function do_ecdsa_keygen
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{
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if [ ! -s $ECDSA_KEY ]; then
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echo -n $"Generating SSH2 ECDSA host key: "
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if $KEYGEN -q -t ecdsa -f $ECDSA_KEY -C '' -N '' >&/dev/null; then
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chmod 600 $ECDSA_KEY
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chmod 644 $ECDSA_KEY.pub
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else
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failure $"ECDSA key generation failed!"
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exit 1
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fi
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fi
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}
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function do_ed25519_keygen
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{
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if [ ! -s $ED25519_KEY ]; then
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echo -n $"Generating SSH2 ED25519 host key: "
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if $KEYGEN -q -t ed25519 -f $ED25519_KEY -C '' -N '' >&/dev/null; then
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chmod 600 $ED25519_KEY
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chmod 644 $ED25519_KEY.pub
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else
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failure $"ED25519 key generation failed!"
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exit 1
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fi
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fi
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}
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# Create keys if necessary
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do_rsa_keygen
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do_rsa1_keygen
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do_dsa_keygen
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do_ecdsa_keygen
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do_ed25519_keygen
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exit 0
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