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- # -*-shell-script-*-
- # This should be sourced by bash (though we welcome changes to make it POSIX sh compliant)
- # Monkeysphere host add-revoker subcommand
- #
- # The monkeysphere scripts are written by:
- # Jameson Rollins <jrollins@finestructure.net>
- # Jamie McClelland <jm@mayfirst.org>
- # Daniel Kahn Gillmor <dkg@fifthhorseman.net>
- #
- # They are Copyright 2008, and are all released under the GPL, version 3
- # or later.
- # add a revoker to the host key
- add_revoker() {
- local domain=
- local trust=full
- local depth=1
- local keyID
- local importinfo
- local fingerprint
- local ltsignCommand
- local trustval
- keyID="$1"
- if [ -z "$keyID" ] ; then
- failure "You must specify the key ID of a revoker key, or specify a file to read the key from."
- fi
- if [ -f "$keyID" ] ; then
- log info "Reading key from file '$keyID':"
- importinfo=$(gpg_host --import < "$keyID" 2>&1) || failure "could not read key from '$keyID'"
- # FIXME: if this is tried when the key database is not
- # up-to-date, i got these errors (using set -x):
- # ++ su -m monkeysphere -c '\''gpg --import'\''
- # Warning: using insecure memory!
- # gpg: key D21739E9: public key "Daniel Kahn Gillmor <dkg@fifthhorseman.net>" imported
- # gpg: Total number processed: 1
- # gpg: imported: 1 (RSA: 1)
- # gpg: can'\''t create `/var/monkeysphere/gnupg-host/pubring.gpg.tmp'\'': Permission denied
- # gpg: failed to rebuild keyring cache: Permission denied
- # gpg: 3 marginal(s) needed, 1 complete(s) needed, PGP trust model
- # gpg: depth: 0 valid: 1 signed: 0 trust: 0-, 0q, 0n, 0m, 0f, 1u
- # gpg: next trustdb check due at 2009-01-10'
- # + failure 'could not read key from '\''/root/dkg.gpg'\'''
- # + echo 'could not read key from '\''/root/dkg.gpg'\'''
- keyID=$(echo "$importinfo" | grep '^gpg: key ' | cut -f2 -d: | cut -f3 -d\ )
- if [ -z "$keyID" ] || [ $(echo "$keyID" | wc -l) -ne 1 ] ; then
- failure "There was not exactly one gpg key in the file."
- fi
- else
- # create a temporary directory for storing the downloaded key
- TMPLOC=$(mktemp -d "${MHTMPDIR}"/tmp.XXXXXXXXXX) || failure "Could not create temporary directory!"
- # download the key from the keyserver as the monkeysphere user
- su_monkeysphere_user \
- "GNUPGHOME=$TMPLOC gpg --quiet --keyserver $KEYSERVER --recv-key 0x${keyID}!"
- # export the new key to the host keyring
- su_monkeysphere_user "GNUPGHOME=$TMPLOC gpg --quiet --export 0x${keyID}!" \
- | gpg_host --import
- fi
- export keyID
- # get the full fingerprint of the revoker key ID
- fingerprint=$(gpg_host --list-key --with-colons --with-fingerprint "0x${keyID}!" \
- | grep '^fpr:' | grep "$keyID" | cut -d: -f10)
- if [ -z "$fingerprint" ] ; then
- failure "Key '$keyID' not found."
- fi
- log info "key found:"
- gpg_host --fingerprint "0x${fingerprint}!"
- if [ "$PROMPT" = "true" ] ; then
- echo "Are you sure you want to add the above key as a"
- read -p "revoker of the host key? (y/N) " OK; OK=${OK:-N}
- if [ "${OK/y/Y}" != 'Y' ] ; then
- failure "revoker not added."
- fi
- else
- log debug "adding revoker without prompting."
- fi
- # edit-key script to add revoker
- addrevokerCommand=$(cat <<EOF
- addrevoker
- EOF
- )
- # FIXME: implement!
- failure "not implemented yet!"
- # core ltsigns the newly imported revoker key
- if echo "$addrevokerCommand" | \
- gpg_core_edit ; then
- update_gpg_pub_file
- log info "Revoker added."
- else
- failure "Problem adding revoker."
- fi
- }
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