Add probo-agent binary, installer, and CI

Signed-off-by: Ludovic Vielle <ludovic@probo.com>

cmd/probo-agent/GNUmakefile

@@ -0,0 +1,74 @@
+CP ?=		cp
+MKDIR ?=	mkdir -p
+SUDO ?=		sudo
+
+STATE_DIR=		$(HOME)/.local/share/probo-agent-dev
+CACHE_ROOT=		$(HOME)/.cache/probo-agent-dev
+DEV_TAG=		probo-agent/dev
+BINARY=			/usr/local/bin/probo-agent
+RELEASE_DIR=		$(CACHE_ROOT)/release/$(DEV_TAG)
+INSTALL_SCRIPT=		installer/install.sh
+REPO_ROOT=		../..
+PROBO_AGENT_BIN=	$(REPO_ROOT)/bin/probo-agent
+
+UNAME_S:=		$(shell uname -s)
+UNAME_M:=		$(shell uname -m)
+
+ifeq ($(UNAME_S),Darwin)
+OS_LABEL=	Darwin
+else ifeq ($(UNAME_S),Linux)
+OS_LABEL=	Linux
+else ifeq ($(UNAME_S),FreeBSD)
+OS_LABEL=	Freebsd
+else
+OS_LABEL=
+endif
+
+ifeq ($(UNAME_M),x86_64)
+ARCH_LABEL=	x86_64
+else ifeq ($(UNAME_M),arm64)
+ARCH_LABEL=	arm64
+else ifeq ($(UNAME_M),aarch64)
+ARCH_LABEL=	arm64
+else
+ARCH_LABEL=
+endif
+
+AGENT_DIR=		probo-agent_$(OS_LABEL)_$(ARCH_LABEL)
+ARCHIVE_NAME=		$(AGENT_DIR).tar.gz
+ARCHIVE_PATH=		$(RELEASE_DIR)/$(ARCHIVE_NAME)
+STAGING_DIR=		$(CACHE_ROOT)/staging/$(AGENT_DIR)
+BUILD_BINARY=		$(STAGING_DIR)/probo-agent
+
+INSTALL_ARGS?=		--skip-service --dir "$(STATE_DIR)"
+INSTALL_ENV=		PROBO_AGENT_RELEASE_TAG="$(DEV_TAG)" \
+                    PROBO_AGENT_RELEASE_BASE="file://$(abspath $(RELEASE_DIR))" \
+                    PROBO_AGENT_SKIP_CHECKSUM_VERIFY=true \
+                    PROBO_AGENT_STATE_DIR="$(STATE_DIR)" \
+                    PROBO_SERVER_URL="$(PROBO_SERVER_URL)" \
+                    PROBO_ENROLLMENT_TOKEN="$(PROBO_ENROLLMENT_TOKEN)"
+
+.PHONY: all install run clean
+all: install
+
+install: $(ARCHIVE_PATH)
+	$(SUDO) $(INSTALL_ENV) sh "$(INSTALL_SCRIPT)" $(INSTALL_ARGS)
+
+run:
+	$(SUDO) "$(BINARY)" run --dir "$(STATE_DIR)"
+
+clean:
+	rm -rf "$(STATE_DIR)" "$(CACHE_ROOT)" "$(BINARY)"
+
+$(ARCHIVE_PATH): $(BUILD_BINARY)
+	$(MKDIR) "$(RELEASE_DIR)"
+	tar -czf "$(ARCHIVE_PATH)" -C "$(CACHE_ROOT)/staging" "$(AGENT_DIR)"
+
+$(PROBO_AGENT_BIN):
+	$(MAKE) -C "$(REPO_ROOT)" bin/probo-agent
+
+$(BUILD_BINARY): $(PROBO_AGENT_BIN)
+	$(MKDIR) "$(STAGING_DIR)"
+	$(CP) "$(PROBO_AGENT_BIN)" "$(BUILD_BINARY)"
+	$(CP) "$(REPO_ROOT)/README.md" "$(REPO_ROOT)/LICENSE" "$(STAGING_DIR)/"
+	@if [ -f CHANGELOG.md ]; then $(CP) CHANGELOG.md "$(STAGING_DIR)/"; fi