34 lines
1.0 KiB
Bash
Executable File
34 lines
1.0 KiB
Bash
Executable File
#!/bin/bash
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# clean_keyring.sh - clean up all the excess keys
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# my key should probably be the first secret key listed
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mykey=$(gpg --list-secret-keys | grep '^sec' | cut -c 13-20)
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if [ -z "$mykey" ]; then
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# exit if no key string
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echo "Can't get user's key ID"
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exit 1
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fi
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# all of the people who have signed my key
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mysigners=$(gpg --list-sigs $mykey | grep '^sig' | cut -c 14-21 | sort -u)
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# keep all of the signers, plus my key (if I haven't self-signed)
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keepers=$(echo $mykey $mysigners | tr ' ' '\012' | sort -u)
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# the keepers list in egrep syntax: ^(key|key|…)
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keepers_egrep=$(echo $keepers | sed 's/^/^(/; s/$/)/; s/ /|/g;')
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# show all the keepers as a comment so this script's output is shell-able
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echo '# Keepers: ' $keepers
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# everyone who isn't on the keepers list is deleted
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deleters=$(gpg --list-keys | grep '^pub' | cut -c 13-20 | grep -E -v ${keepers_egrep})
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# echo the command if there are any to delete
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# command is interactive
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if [ -z "$deleters" ]; then
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echo "# Nothing to delete!"
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else
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echo 'gpg --delete-keys' $deleters
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fi
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