github.com_burnett01_rsync-.../entrypoint.sh
Steven 2c22263f9c
fix: regression - using echo instead of printf again #90
It was found via #90 and #89 that using printf causes problems.
In the previous version 7.1.0 we used echo instead of printf - hence we are bringing this back for version 8.0.x
2025-12-06 22:33:01 +01:00

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#!/bin/sh
set -eu
if [ "${INPUT_DEBUG:-false}" = "true" ]; then
set -x
fi
if [ -z "$(echo "$INPUT_REMOTE_PATH" | awk '{$1=$1};1')" ]; then
echo "The remote_path can not be empty. see: github.com/Burnett01/rsync-deployments/issues/44"
exit 1
fi
# Initialize SSH and known hosts.
source ssh-init
source hosts-init
# Start the SSH agent and load key.
source agent-start "$GITHUB_ACTION"
echo "$INPUT_REMOTE_KEY" | SSH_PASS="$INPUT_REMOTE_KEY_PASS" agent-add
# Variables.
LEGACY_RSA_HOSTKEYS=""
if [ "${INPUT_LEGACY_ALLOW_RSA_HOSTKEYS:-false}" = "true" ]; then
LEGACY_RSA_HOSTKEYS="-o HostKeyAlgorithms=+ssh-rsa -o PubkeyAcceptedKeyTypes=+ssh-rsa"
fi
STRICT_HOSTKEYS_CHECKING="-o StrictHostKeyChecking=no"
if [ "${INPUT_STRICT_HOSTKEYS_CHECKING:-false}" = "true" ]; then
STRICT_HOSTKEYS_CHECKING="-o UserKnownHostsFile=$HOME/.ssh/known_hosts -o StrictHostKeyChecking=yes"
key="$(ssh-keyscan -p "$INPUT_REMOTE_PORT" "$INPUT_REMOTE_HOST" 2>/dev/null | sed '/^#/d')" || key=""
if [ -n "$key" ]; then
# fingerprint verification
echo "$key" | ssh-keygen -lf -
# add to known hosts
echo "$key" | while IFS= read -r line; do hosts-add "$line"; done
else
echo "Warning: failed to fetch host key for $INPUT_REMOTE_HOST" >&2
exit 1
fi
fi
RSH="ssh $STRICT_HOSTKEYS_CHECKING $LEGACY_RSA_HOSTKEYS -p $INPUT_REMOTE_PORT $INPUT_RSH"
LOCAL_PATH="$GITHUB_WORKSPACE/$INPUT_PATH"
DSN="$INPUT_REMOTE_USER@$INPUT_REMOTE_HOST"
# Deploy.
sh -c "rsync $INPUT_SWITCHES -e '$RSH' $LOCAL_PATH $DSN:$INPUT_REMOTE_PATH"
# Clean up.
source agent-stop "$GITHUB_ACTION"
source hosts-clear
exit 0