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prometheus-node-exporter-lua: Added TLS support for the custom uhttpd server #25560

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prometheus-node-exporter-lua: Added TLS support for the custom uhttpd server #25560

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2 changes: 2 additions & 0 deletions utils/prometheus-node-exporter-lua/files/etc/config/prometheus-node-exporter-lua
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
config prometheus-node-exporter-lua 'main'
option listen_interface 'loopback'
option listen_port '9100'
option cert_path 'none'
option key_path 'none'
51 changes: 48 additions & 3 deletions utils/prometheus-node-exporter-lua/files/etc/init.d/prometheus-node-exporter-lua
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Original file line number Diff line number Diff line change
Expand Up @@ -33,10 +33,55 @@ start_service() {
[ $keepalive -gt 0 ] && procd_append_param command -k $keepalive

if [ "$interface" = "*" ]; then
procd_append_param command -p $port
if [ "$cert_path" = "none" ] && [ "$key_path" = "none" ]; then
procd_append_param command -p $port
elif [ "$cert_path" = "none" ] && [ "$key_path" != "none" ]; then
procd_append_param command -p $port
elif [ "$cert_path" != "none" ] && [ "$key_path" = "none" ]; then
procd_append_param command -p $port
elif [ "$cert_path" != "none" ] && [ "$key_path" != "none" ]; then
if [ -f "$cert_path" ] && [ -f "$key_path" ]; then
procd_append_param command -C $cert_path -K $key_path -s $port
elif [ ! -f "$cert_path" ]; then
_log "No cert file found under path: $cert_path"
return 0
elif [ ! -f "$key_path" ]; then
_log "No key file found under path: $key_path"
return 0
else
_log "Error setting up TLS"
return 0
fi
else
procd_append_param command -p $port
fi
else
[ -n "$bind4" ] && procd_append_param command -p $bind4:$port
[ -n "$bind6" ] && procd_append_param command -p [$bind6]:$port
if [ "$cert_path" = "none" ] && [ "$key_path" = "none" ]; then
procd_append_param command -p $bind4:$port
procd_append_param command -p [$bind6]:$port
elif [ "$cert_path" = "none" ] && [ "$key_path" != "none" ]; then
procd_append_param command -p $bind4:$port
procd_append_param command -p [$bind6]:$port
elif [ "$cert_path" != "none" ] && [ "$key_path" = "none" ]; then
procd_append_param command -p $bind4:$port
procd_append_param command -p [$bind6]:$port
elif [ "$cert_path" != "none" ] && [ "$key_path" != "none" ]; then
if [ -f "$cert_path" ] && [ -f "$key_path" ]; then
procd_append_param command -C $cert_path -K $key_path -s $bind4:$port
procd_append_param command -C $cert_path -K $key_path -s [$bind6]:$port
elif [ ! -f "$cert_path" ]; then
_log "No cert file found under path: $cert_path"
return 0
elif [ ! -f "$key_path" ]; then
_log "No key file found under path: $key_path"
return 0
else
_log "Error setting up TLS"
return 0
fi
else
procd_append_param command -p $port
fi
fi

procd_set_param stdout 1
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