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#!/bin/bash
check() {
if ! hash haveged 2>/dev/null; then
warn "Could not find haveged in $PATH. Check if its installed."
return 1
fi
return 0
}
# called by dracut
install() {
# see where haveged is installed
local haveged_bin="$(command -v haveged)"
if [ -z "$haveged_bin" ]; then
warn "Could not find havaged in $PATH. Check if its installed."
return 1
fi
# TODO SysVInit support, if that even a thing anymore :)
local haveged_service="$systemdsystemunitdir/haveged.service"
if [ ! -f "$haveged_service" ]; then
# query systemd directly
haveged_service="$(systemctl show -p FragmentPath haveged | cut -c 14-)"
if [ -z "$haveged_service" ]; then
warn "Could not find haveged service in '$systemdsystemunitdir' or by querying systemd."
warn "Check if it is installed properly."
return 1
fi
fi
inst_multiple -o \
"$haveged_bin" \
"$haveged_service"
# In Ubuntu, the service sources an EnvironmentFile for default options
local haveged_env_file="$(grep -oP '^EnvironmentFile=-?\K.*' $haveged_service)"
if [ -n "$haveged_env_file" ]; then
mkdir -p "$initdir/${haveged_env_file%/*}" 2>/dev/null
cp "$haveged_env_file" "$initdir/$haveged_env_file"
fi
mkdir -p "$initdir/$systemdsystemunitdir/basic.target.wants" 2>/dev/null
ln_r "$systemdsystemunitdir/haveged.service" "$systemdsystemunitdir/basic.target.wants/haveged.service"
}
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