53 lines
1.0 KiB
Bash
Executable File
53 lines
1.0 KiB
Bash
Executable File
#!/bin/sh
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DATE=$(date "+%Y%m%d-%s")
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# default key locations
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TARGET=".vault/vault-pass.gpg"
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KEYFILE=".vault/vault-keys"
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# read keys from here, overridden by KEYFILE
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#KEYS="XXX"
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check_input()
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{
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if [ -z "$KEYS" ]; then
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if [ -z "$1" ]; then
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echo >&2 "supply at least one key ID"
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exit 1
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fi
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fi
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}
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if [ -f "$KEYFILE" ]; then
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KEYS="$(cat $KEYFILE | tr '\n' ' ')"
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fi
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if [ -f "$1" ]; then
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TARGET=$1
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check_input "$2"
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shift
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else
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if [ -f "$TARGET" ]; then
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check_input "$1"
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else
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echo >&2 "default target not found: $TARGET"
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exit 2
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fi
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fi
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# backup existing vault
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mv "$TARGET" "$TARGET-$DATE"
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# build key list
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# loop twice once for the array and once for the flat var to maintain sh compat
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for KEY in $KEYS; do KEY_LIST=$KEY_LIST"-r $KEY "; done
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for KEY in "$@"; do KEY_LIST=$KEY_LIST"-r $KEY "; done
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# rekey target file, ignore shellcheck globbing/word splitting warning
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gpg -q -d "$TARGET-$DATE" | gpg -q -e --trust-model always $KEY_LIST -o "$TARGET"
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# verification
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#md5sum "$TARGET-$DATE"
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#md5sum "$TARGET"
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