diff options
Diffstat (limited to 'src/monkeysphere-server')
| -rwxr-xr-x | src/monkeysphere-server | 46 |
1 files changed, 33 insertions, 13 deletions
diff --git a/src/monkeysphere-server b/src/monkeysphere-server index bb26c04..c4f6985 100755 --- a/src/monkeysphere-server +++ b/src/monkeysphere-server @@ -117,6 +117,16 @@ gpg_authentication() { su_monkeysphere_user "gpg $@" } +# function to check for host secret keys +# fails if host sec key exists, exits true otherwise +check_host_keyring() { + if ! gpg_host --list-secret-keys --fingerprint \ + --with-colons --fixed-list-mode 2>/dev/null | grep -q '^sec:' ; then + + failure "You don't appear to have a Monkeysphere host key on this server. Please run 'monkeysphere-server gen-key' first." + fi +} + # output just key fingerprint fingerprint_server_key() { gpg_host --list-secret-keys --fingerprint \ @@ -132,13 +142,13 @@ show_server_key() { fingerprint=$(fingerprint_server_key) gpg_authentication "--fingerprint --list-key --list-options show-unusable-uids $fingerprint" - # dumping to a file named ' ' so that the ssh-keygen output - # doesn't claim any potentially bogus hostname(s): - tmpkey=$(mktemp ${TMPDIR:-/tmp}/tmp.XXXXXXXXXX) || failure "Could not create temporary directory!" - gpg_authentication "--export $fingerprint" | openpgp2ssh "$fingerprint" 2>/dev/null > "$tmpkey" + # do some crazy "Here Strings" redirection to get the key to + # ssh-keygen, since it doesn't read from stdin cleanly echo -n "ssh fingerprint: " - ssh-keygen -l -f "$tmpkey" | awk '{ print $1, $2, $4 }' - rm -rf "$tmpkey" + ssh-keygen -l -f /dev/stdin \ + <<<$(gpg_authentication "--export $fingerprint" | \ + openpgp2ssh "$fingerprint" 2>/dev/null) | \ + awk '{ print $1, $2, $4 }' echo -n "OpenPGP fingerprint: " echo "$fingerprint" } @@ -337,6 +347,7 @@ gen_key() { userID="ssh://${hostName}" # check for presense of key with user ID + # FIXME: is this the proper test to be doing here? if gpg_host --list-key ="$userID" > /dev/null 2>&1 ; then failure "Key for '$userID' already exists" fi @@ -402,7 +413,7 @@ EOF log info "SSH host private key output to file: ${SYSDATADIR}/ssh_host_rsa_key" ssh-keygen -y -f "${SYSDATADIR}/ssh_host_rsa_key" > "${SYSDATADIR}/ssh_host_rsa_key.pub" log info "SSH host public key output to file: ${SYSDATADIR}/ssh_host_rsa_key.pub" - gpg_authentication --export-options export-minimal --export "0x${fingerprint}!" > "${SYSDATADIR}/ssh_host_rsa_key.pub.gpg" + gpg_authentication "--export-options export-minimal --armor --export 0x${fingerprint}\!" > "${SYSDATADIR}/ssh_host_rsa_key.pub.gpg" log info "SSH host public key in OpenPGP form: ${SYSDATADIR}/ssh_host_rsa_key.pub.gpg" } @@ -411,10 +422,6 @@ extend_key() { local fpr=$(fingerprint_server_key) local extendTo="$1" - if [ -z "$fpr" ] ; then - failure "You don't appear to have a MonkeySphere host key on this server. Try 'monkeysphere-server gen-key' first." - fi - # get the new expiration date extendTo=$(get_gpg_expiration "$extendTo") @@ -709,6 +716,10 @@ diagnostics() { echo " - Recommendation: remove the above HostKey lines from $sshd_config" problemsfound=$(($problemsfound+1)) fi + + # FIXME: test (with ssh-keyscan?) that the running ssh + # daemon is actually offering the monkeysphere host key. + fi fi @@ -855,9 +866,9 @@ add_certifier() { # export the key to the host keyring gpg_authentication "--export 0x${fingerprint}!" | gpg_host --import - if [ "$trust" == marginal ]; then + if [ "$trust" = marginal ]; then trustval=1 - elif [ "$trust" == full ]; then + elif [ "$trust" = full ]; then trustval=2 else failure "Trust value requested ('$trust') was unclear (only 'marginal' or 'full' are supported)." @@ -990,6 +1001,7 @@ shift case $COMMAND in 'update-users'|'update-user'|'u') + check_host_keyring update_users "$@" ;; @@ -998,22 +1010,27 @@ case $COMMAND in ;; 'extend-key'|'e') + check_host_keyring extend_key "$@" ;; 'add-hostname'|'add-name'|'n+') + check_host_keyring add_hostname "$@" ;; 'revoke-hostname'|'revoke-name'|'n-') + check_host_keyring revoke_hostname "$@" ;; 'show-key'|'show'|'s') + check_host_keyring show_server_key ;; 'publish-key'|'publish'|'p') + check_host_keyring publish_server_key ;; @@ -1022,14 +1039,17 @@ case $COMMAND in ;; 'add-identity-certifier'|'add-id-certifier'|'add-certifier'|'c+') + check_host_keyring add_certifier "$@" ;; 'remove-identity-certifier'|'remove-id-certifier'|'remove-certifier'|'c-') + check_host_keyring remove_certifier "$@" ;; 'list-identity-certifiers'|'list-id-certifiers'|'list-certifiers'|'list-certifier'|'c') + check_host_keyring list_certifiers "$@" ;; |