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73 lines
1.8 KiB
73 lines
1.8 KiB
#!/bin/bash |
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# GPG support is optional |
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# called by dracut |
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check() { |
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require_binaries gpg tr || return 1 |
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if sc_requested; then |
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if ! sc_supported; then |
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dwarning "crypt-gpg: GnuPG >= 2.1 with scdaemon and libusb required for ccid smartcard support" |
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return 1 |
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fi |
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return 0 |
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fi |
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return 255 |
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} |
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# called by dracut |
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depends() { |
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echo crypt |
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} |
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# called by dracut |
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install() { |
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inst_multiple gpg tr |
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inst "$moddir/crypt-gpg-lib.sh" "/lib/dracut-crypt-gpg-lib.sh" |
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if sc_requested; then |
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inst_multiple gpg-agent |
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inst_multiple gpg-connect-agent |
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inst_multiple -o /usr/libexec/scdaemon /usr/lib/gnupg/scdaemon |
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cp "$dracutsysrootdir$(sc_public_key)" "${initdir}/root/" |
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fi |
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} |
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sc_public_key() { |
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echo -n "/etc/dracut.conf.d/crypt-public-key.gpg" |
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} |
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# CCID Smartcard support requires GnuPG >= 2.1 with scdaemon and libusb |
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sc_supported() { |
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local gpgMajor |
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local gpgMinor |
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local scdaemon |
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gpgMajor="$(gpg --version | sed -n 1p | sed -n -r -e 's|.* ([0-9]*).*|\1|p')" |
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gpgMinor="$(gpg --version | sed -n 1p | sed -n -r -e 's|.* [0-9]*\.([0-9]*).*|\1|p')" |
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if [[ -x "$dracutsysrootdir"/usr/libexec/scdaemon ]]; then |
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scdaemon=/usr/libexec/scdaemon |
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elif [[ -x "$dracutsysrootdir"/usr/lib/gnupg/scdaemon ]]; then |
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scdaemon=/usr/lib/gnupg/scdaemon |
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else |
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return 1 |
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fi |
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if [[ ${gpgMajor} -gt 2 || ${gpgMajor} -eq 2 && ${gpgMinor} -ge 1 ]] \ |
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&& require_binaries gpg-agent \ |
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&& require_binaries gpg-connect-agent \ |
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&& ($DRACUT_LDD "${dracutsysrootdir}${scdaemon}" | grep libusb > /dev/null); then |
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return 0 |
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else |
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return 1 |
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fi |
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} |
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sc_requested() { |
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if [ -f "$dracutsysrootdir$(sc_public_key)" ]; then |
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return 0 |
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else |
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return 1 |
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fi |
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}
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