From ff970152123acde6084e9de1b3bad134922fc9c2 Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Thu, 20 Nov 2025 15:19:48 +0800
Subject: [PATCH] updte iotd to support deb package

---
 project/4.mqttd/etc/iotd.conf |    2 
 .gitignore                    |    4 +
 project/4.mqttd/deb/build.sh  |  128 ++++++++++++++++++++++++++++++++++++++++++
 project/4.mqttd/iotd.c        |    8 +-
 project/4.mqttd/makefile      |   13 +++-
 project/4.mqttd/deb/makefile  |   16 +++++
 6 files changed, 163 insertions(+), 8 deletions(-)

diff --git a/.gitignore b/.gitignore
index b6cae91..ea08dae 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,6 +14,10 @@
 cscope.*
 tags
 
+# deb package
+project/4.mqttd/deb/*d
+*.deb
+
 # running files
 *.log
 *.db
diff --git a/project/4.mqttd/deb/build.sh b/project/4.mqttd/deb/build.sh
new file mode 100755
index 0000000..03bc13e
--- /dev/null
+++ b/project/4.mqttd/deb/build.sh
@@ -0,0 +1,128 @@
+#!/bin/bash
+
+set -e
+
+PRJ_PATH=$(cd $(dirname "${BASH_SOURCE[0]}")/.. && pwd)
+APP_NAME=$(basename "${PRJ_PATH}")
+VERSION=1.0
+ARCH=armhf
+
+do_export() {
+	echo $PRJ_PATH
+
+    OUTPUT_DEB="${APP_NAME}.deb"
+    BUILD_DIR="${APP_NAME}"
+
+    BINARY_PATH="${PRJ_PATH}/${APP_NAME}"
+    CONF_PATH="${PRJ_PATH}/etc/${APP_NAME}.conf"
+    SERVICE_PATH="${PRJ_PATH}/etc/${APP_NAME}.service"
+    DEBIAN_DIR="${BUILD_DIR}/DEBIAN"
+}
+
+# Clean all build artifacts
+do_clean() {
+    rm -rf ${BUILD_DIR} ${OUTPUT_DEB}
+}
+
+do_fetch() {
+    # Validate required input files
+    if [ ! -f ${BINARY_PATH} ]; then
+        echo "ERROR: Binary not found at ${BINARY_PATH}" >&2
+        exit 1
+    fi
+    if [ ! -f ${CONF_PATH} ]; then
+        echo "ERROR: Config file not found at ${CONF_PATH}" >&2
+        exit 1
+    fi
+    if [ ! -f ${SERVICE_PATH} ]; then
+        echo "ERROR: Service file not found at ${SERVICE_PATH}" >&2
+        exit 1
+    fi
+
+    # ensure clean state before fetch
+    do_clean
+
+    mkdir -p ${DEBIAN_DIR}
+    install -D -m 755 ${BINARY_PATH} ${BUILD_DIR}/usr/bin/${APP_NAME}
+    install -D -m 644 ${CONF_PATH} ${BUILD_DIR}/etc/${APP_NAME}.conf
+    install -D -m 644 ${SERVICE_PATH} ${BUILD_DIR}/lib/systemd/system/${APP_NAME}.service
+}
+
+do_conf() {
+    cat > ${DEBIAN_DIR}/control <<EOF
+Package: ${APP_NAME}
+Version: ${VERSION}
+Section: utils
+Priority: optional
+Architecture: ${ARCH}
+Maintainer: Guowenxue <guowenxue@gmail.com>
+Description: Custom ${APP_NAME} daemon for Raspberry Pi
+ This package provides the ${APP_NAME} service.
+Depends: systemd
+EOF
+
+    cat > ${DEBIAN_DIR}/postinst <<EOF
+#!/bin/sh
+set -e
+if [ "\$1" = "configure" ]; then
+    systemctl daemon-reload
+    systemctl enable --now ${APP_NAME}.service
+fi
+EOF
+    chmod +x ${DEBIAN_DIR}/postinst
+
+    cat > ${DEBIAN_DIR}/prerm <<EOF
+#!/bin/sh
+set -e
+if [ "\$1" = "remove" ]; then
+    systemctl stop ${APP_NAME}.service || true
+    systemctl disable ${APP_NAME}.service || true
+fi
+EOF
+    chmod +x ${DEBIAN_DIR}/prerm
+
+    echo /etc/${APP_NAME}.conf > ${DEBIAN_DIR}/conffiles
+}
+
+do_build() {
+    dpkg-deb --build ${BUILD_DIR} ${OUTPUT_DEB}
+}
+
+# Parse command-line options
+do_args() {
+    local clean_only=0
+
+    while getopts "c" opt; do
+        case $opt in
+            c)
+                clean_only=1
+                ;;
+            \?)
+                echo "Usage: $0 [-c] [APP_NAME]" >&2
+                exit 1
+                ;;
+        esac
+    done
+
+    shift $((OPTIND - 1))
+    if [ $# -gt 0 ]; then
+        APP_NAME="$1"
+        PRJ_APP=$PRJ_PATH/${APP_NAME}
+    fi
+
+    do_export
+
+    if [ "$clean_only" = "1" ]; then
+        do_clean
+        exit
+    fi;
+}
+
+main() {
+    do_args "$@"
+    do_fetch
+    do_conf
+    do_build
+}
+
+main "$@"
diff --git a/project/4.mqttd/deb/makefile b/project/4.mqttd/deb/makefile
new file mode 100644
index 0000000..a4822be
--- /dev/null
+++ b/project/4.mqttd/deb/makefile
@@ -0,0 +1,16 @@
+
+APP_NAME?=iotd
+
+PRJ_PATH=$(shell pwd)
+
+DEB_FILES := $(wildcard *.deb)
+DEB_DIRS  := $(patsubst %.deb,%,$(DEB_FILES))
+
+all:
+	@./build.sh ${APP_NAME}
+
+clean:
+	@./build.sh -c ${APP_NAME}
+
+distclean: clean
+	@rm -rf ${DEB_FILES} ${DEB_DIRS}
diff --git a/project/4.mqttd/etc/iotd.conf b/project/4.mqttd/etc/iotd.conf
index a32c09f..0b4d3ba 100644
--- a/project/4.mqttd/etc/iotd.conf
+++ b/project/4.mqttd/etc/iotd.conf
@@ -47,7 +47,7 @@
 
 [publisher]
 
-# mosquitto_sub -h weike-iot.com -p 8013 -u lingyun -P lingyun -t \$Sys/Studio/Uplink/rpi001
+# mosquitto_pub -h weike-iot.com -p 8013 -u lingyun -P lingyun -t \$Sys/Studio/Uplink/rpi001 -m '{"temperature":66.66, "humidity":88.8}'
 pubTopic="$Sys/Studio/Uplink"
 pubQos=0
 
diff --git a/project/4.mqttd/iotd.c b/project/4.mqttd/iotd.c
index d56f9a5..1db2f2d 100644
--- a/project/4.mqttd/iotd.c
+++ b/project/4.mqttd/iotd.c
@@ -230,9 +230,9 @@
             if( !item )
                 continue;
 
-            if( strcasecmp(item->valuestring, "on") )
+            if( !strcasecmp(item->valuestring, "on") )
                 turn_relay(which, ON);
-            else if( strcasecmp(item->valuestring, "off") )
+            else if( !strcasecmp(item->valuestring, "off") )
                 turn_relay(which, OFF);
         }
     }
@@ -246,9 +246,9 @@
             if( !item )
                 continue;
 
-            if( strcasecmp(item->valuestring, "on") )
+            if( !strcasecmp(item->valuestring, "on") )
                 turn_led(which, ON);
-            else if( strcasecmp(item->valuestring, "off") )
+            else if( !strcasecmp(item->valuestring, "off") )
                 turn_led(which, OFF);
         }
     }
diff --git a/project/4.mqttd/makefile b/project/4.mqttd/makefile
index 6b13ffc..7ba434c 100644
--- a/project/4.mqttd/makefile
+++ b/project/4.mqttd/makefile
@@ -12,7 +12,9 @@
 #*******************************************************************************
 
 PRJ_PATH=$(shell pwd)
-APP_NAME = iotd
+APP_NAME=iotd
+DEB_NAME=${APP_NAME}.deb
+DEB_PATH=${PRJ_PATH}/deb
 
 BUILD_ARCH=$(shell uname -m)
 ifneq ($(findstring $(BUILD_ARCH), "x86_64" "i386"),)
@@ -39,12 +41,13 @@
 
 # libraries
 libs=openlibs ${SRCS}
-LDFLAGS+=-lmosquitto -lcjson -lssl -lcrypto -lgpiod
+LDFLAGS+=-lmosquitto -lcjson -lssl -lcrypto -lgpiod -lm
 
 LDFLAGS+=-lpthread
 
 all: entry subdir
 	${CROSS_COMPILE}gcc ${CFLAGS} ${SRCFILES} -o ${APP_NAME} ${LDFLAGS}
+	@make gendeb
 
 entry:
 	@echo "Building ${APP_NAME} on ${BUILD_ARCH}"
@@ -52,11 +55,15 @@
 subdir:
 	@for dir in ${libs} ;  do CFLAGS="${CFLAGS}" make -C $${dir} ; done
 
+gendeb:
+	@make -C ${DEB_PATH} APP_NAME=${APP_NAME}
+
 install:
-	cp ${APP_NAME} /tftp
+	cp ${APP_NAME} ${DEB_PATH}/${DEB_NAME} /tftp
 
 clean:
 	@for dir in ${SRCS} ; do if [ -e $${dir} ] ; then make clean -C $${dir}; fi; done
+	@make clean -C ${DEB_PATH} APP_NAME=${APP_NAME}
 	@rm -f ${APP_NAME}
 
 distclean:

--
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