66 lines
1.6 KiB
Bash
66 lines
1.6 KiB
Bash
#!/usr/bin/env sh
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fatal() {
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echo "[ERROR] $1"
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[ -n "$2" ] && exit "$2" || exit 1
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}
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info() {
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echo "[INFO] $1"
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}
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# dropbear SSH uses a whacky private key format. I can't imagine anyone likes this, so read a normal
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# one from the input (which needs to be a string anyways) and let dropbear figure it out
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create_key_from_env() {
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if [ ! -d "$HOME"/.ssh ]; then
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mkdir "$HOME"/.ssh
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fi
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info "Creating key from input variable"
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echo "${PLUGIN_SSH_PRIVATE_KEY}" >"$HOME"/.ssh/id_rsa
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chmod 600 "$HOME"/.ssh/id_rsa
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dropbearconvert openssh dropbear "$HOME"/.ssh/id_rsa "$HOME"/.ssh/id_dropbear
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chmod 600 "$HOME"/.ssh/id_dropbear
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}
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if [ -z "${PLUGIN_REMOTE_USER}" ]; then
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fatal "Must specify remote user" 1
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fi
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if [ -z "${PLUGIN_REMOTE_HOST}" ]; then
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fatal "Must specify remote host" 2
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fi
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if [ -z "${PLUGIN_REMOTE_PORT}" ]; then
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PLUGIN_REMOTE_PORT=22
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fi
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if [ -z "${PLUGIN_REMOTE_PATH}" ]; then
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fatal "Must specify remote path" 3
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fi
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if [ -z "$PLUGIN_SSH_PRIVATE_KEY" ]; then
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fatal "Must provide private key for authentication" 4
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fi
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if [ -z "$PLUGIN_FILE" ]; then
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fatal "Must provide source file for transfer" 5
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fi
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create_key_from_env
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scp -o StrictHostKeyChecking=accept-new \
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-P "${PLUGIN_REMOTE_PORT}" \
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-i "$HOME"/.ssh/id_dropbear \
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"${PLUGIN_FILE}" \
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"${PLUGIN_REMOTE_USER}"@"${PLUGIN_REMOTE_HOST}":"${PLUGIN_REMOTE_PATH}" >/dev/null 2>&1
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scp_status=$?
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info "Cleaning up SSH keys"
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rm -r "$HOME"/.ssh
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if [ "$scp_status" -ne 0 ]; then
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fatal "Transfer failed with exit code $scp_status" $scp_status
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fi
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info "Transfer completed"
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