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RDKMVE-1815: add support for populating DAC AppStore URL in RFC from DAC_APPSTORE_URL #93

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RDKMVE-1815: add support for populating DAC AppStore URL in RFC from DAC_APPSTORE_URL #93

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RDKMVE-1815: add support for populating DAC AppStore URL in RFC from …
arun-madhavan-013 Feb 27, 2026
ce5b6e7
RDKMVE-1815: add a warning in build log if DAC_APPSTORE_URL is unset
arun-madhavan-013 Feb 27, 2026
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5 changes: 5 additions & 0 deletions classes/rdkv-community-configs.bbclass
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,11 @@ install_community_rfc_configs() {
if [ -f "${MANIFEST_PATH_RDK_IMAGES}/conf/community-rfc-configs.ini" ]; then
bbnote "Installing community RFC configs..."
install -D -m 0644 ${MANIFEST_PATH_RDK_IMAGES}/conf/community-rfc-configs.ini ${IMAGE_ROOTFS}/etc/rfcdefaults/community-rfc-configs.ini
if [ -n "${DAC_APPSTORE_URL}" ]; then
echo "Device.DeviceInfo.X_RDKCENTRAL-COM_RFC.DAC.ConfigURL=${DAC_APPSTORE_URL}" >> ${IMAGE_ROOTFS}/etc/rfcdefaults/community-rfc-configs.ini
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Copilot AI Feb 27, 2026

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The DAC_APPSTORE_URL variable is used directly in the echo command without validation or quoting. If the URL contains special shell characters (like semicolons, pipes, backticks, or dollar signs), this could lead to command injection or malformed configuration. Consider validating the URL format or properly quoting the variable expansion to prevent potential security issues.

Suggested change
echo "Device.DeviceInfo.X_RDKCENTRAL-COM_RFC.DAC.ConfigURL=${DAC_APPSTORE_URL}" >> ${IMAGE_ROOTFS}/etc/rfcdefaults/community-rfc-configs.ini
# Validate DAC_APPSTORE_URL to avoid unsafe shell characters that could trigger command substitution.
if printf '%s' "${DAC_APPSTORE_URL}" | grep -q '[$`]' ; then
bbwarn "DAC_APPSTORE_URL contains unsafe characters (\$ or \`). Skipping DAC configuration."
else
printf 'Device.DeviceInfo.X_RDKCENTRAL-COM_RFC.DAC.ConfigURL=%s\n' "${DAC_APPSTORE_URL}" >> ${IMAGE_ROOTFS}/etc/rfcdefaults/community-rfc-configs.ini
fi

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Comment on lines 25 to +27
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Copilot AI Feb 27, 2026

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The code appends to the configuration file without ensuring the file ends with a newline. If the source file community-rfc-configs.ini doesn't end with a newline, the appended line will be concatenated to the last line of the file, potentially creating an invalid configuration. Consider adding a newline before appending, or checking if the file ends with a newline first.

Suggested change
install -D -m 0644 ${MANIFEST_PATH_RDK_IMAGES}/conf/community-rfc-configs.ini ${IMAGE_ROOTFS}/etc/rfcdefaults/community-rfc-configs.ini
if [ -n "${DAC_APPSTORE_URL}" ]; then
echo "Device.DeviceInfo.X_RDKCENTRAL-COM_RFC.DAC.ConfigURL=${DAC_APPSTORE_URL}" >> ${IMAGE_ROOTFS}/etc/rfcdefaults/community-rfc-configs.ini
config_file=${IMAGE_ROOTFS}/etc/rfcdefaults/community-rfc-configs.ini
install -D -m 0644 ${MANIFEST_PATH_RDK_IMAGES}/conf/community-rfc-configs.ini "${config_file}"
if [ -n "${DAC_APPSTORE_URL}" ]; then
# Ensure the config file ends with a newline before appending
if [ -s "${config_file}" ] && [ -n "$(tail -c1 "${config_file}" 2>/dev/null)" ]; then
echo >> "${config_file}"
fi
echo "Device.DeviceInfo.X_RDKCENTRAL-COM_RFC.DAC.ConfigURL=${DAC_APPSTORE_URL}" >> "${config_file}"

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else
bbwarn "DAC_APPSTORE_URL is not set. Skipping DAC configuration."
fi
fi
}

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