Fully end to end encrypted anonymous chat program. Server only stores public key lookup for users and the encrypted messages. No credentials are transfered to the server, but kept in local browser storage. This allows 100% safe chatting.
https://safechat.ch
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34 lines
1.0 KiB
34 lines
1.0 KiB
#! /bin/bash |
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APACHE_USER=${1:-www-data} |
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KEYLENGTH=${2:-4096} |
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SAFECHAT_NAME=${3:-Safe Chat} |
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SAFECHAT_COMMENT=${4:-https://safechat.ch} |
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SAFECHAT_EMAIL=${5:-server@safechat.ch} |
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PASSWORD=${PASSWORD:-${6:-$(pwgen 80 1)}} |
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if sudo -u ${APACHE_USER} gpg2 -K "${SAFECHAT_NAME}"; then |
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FINGERPRINT=$(LANG= sudo -u ${APACHE_USER} gpg2 --fingerprint "${SAFECHAT_NAME}" \ |
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| sed -n 's, ,,g;s,.*Keyfingerprint=,,p') |
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echo "deleting key ${SAFECHAT_NAME} with fingerprint ${FINGERPRINT}" |
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sudo -u ${APACHE_USER} gpg2 --batch --delete-secret-and-public-key "${FINGERPRINT}" |
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fi |
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if sudo -u ${APACHE_USER} gpg2 -K "${SAFECHAT_NAME}"; then |
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echo "**** error: key exists and cannot be deleted" 1>&2 |
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exit 1 |
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fi |
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sudo -u ${APACHE_USER} gpg -v -v --gen-key --batch <<EOF |
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Key-Type: RSA |
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Key-Length: ${KEYLENGTH} |
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Subkey-Type: RSA |
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Subkey-Length: ${KEYLENGTH} |
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Name-Real: ${SAFECHAT_NAME} |
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Name-Comment: ${SAFECHAT_COMMENT} |
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Name-Email: ${SAFECHAT_EMAIL} |
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Expire-Date: 0 |
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Passphrase: ${PASSWORD} |
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%echo generating key for ${SAFECHAT_NAME} ... |
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%commit |
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%echo done. |
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EOF
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