45 lines
1.4 KiB
Bash
Executable file
45 lines
1.4 KiB
Bash
Executable file
#!/usr/bin/env bash
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script_cmdline() {
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local param
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for param in $(</proc/cmdline); do
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case "${param}" in
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script=*)
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echo "${param#*=}"
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return 0
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;;
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esac
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done
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}
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automated_script() {
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local script rt
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script="$(script_cmdline)"
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if [[ -n "${script}" && ! -x /tmp/startup_script ]]; then
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if [[ "${script}" =~ ^((http|https|ftp|tftp)://) ]]; then
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# there's no synchronization for network availability before executing this script
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printf '%s: waiting for network-online.target\n' "$0"
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until systemctl --quiet is-active network-online.target; do
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sleep 1
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done
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printf '%s: downloading %s\n' "$0" "${script}"
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curl "${script}" --location --retry-connrefused --retry 10 -s -o /tmp/startup_script
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rt=$?
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else
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cp "${script}" /tmp/startup_script
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rt=$?
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fi
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if [[ ${rt} -eq 0 ]]; then
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chmod +x /tmp/startup_script
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printf '%s: executing automated script\n' "$0"
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# note that script is executed when other services (like pacman-init) may be still in progress, please
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# synchronize to "systemctl is-system-running --wait" when your script depends on other services
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/tmp/startup_script
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fi
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fi
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}
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if [[ $(tty) == "/dev/tty1" ]]; then
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automated_script
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fi
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