Add aliyun cloud support

Enable ucd to work in aliyun cloud by add a config templete
for aliyun

Signed-off-by: jwang <jing.j.wang@intel.com>

Makefile.am

@@ -88,7 +88,8 @@ systemdsystemunitdir = @SYSTEMD_SYSTEMUNITDIR@
 systemdsystemunit_DATA = data/ucd.service \
 	data/ucd-aws.service \
 	data/ucd-oci.service \
-	data/ucd-tencent.service
+	data/ucd-tencent.service \
+	data/ucd-aliyun.service
 
 systemdsystemunit-install-local:
 	mkdir -p $(DESTDIR)$(systemdsystemunitdir)/multi-user.target.wants/

configure.ac

@@ -10,7 +10,8 @@ AC_CONFIG_FILES([Makefile
 		data/ucd.service
 		data/ucd-aws.service
 		data/ucd-oci.service
-		data/ucd-tencent.service])
+		data/ucd-tencent.service
+		data/ucd-aliyun.service])
 AC_CONFIG_HEADERS([config.h])
 
 LT_INIT

data/ucd-aliyun.service.in

@@ -0,0 +1,17 @@
+[Unit]
+Description=micro-config-drive job for Aliyun
+After=network.target systemd-networkd.service
+Wants=local-fs.target sshd.service sshd-keygen.service
+ConditionPathExists=!/var/lib/cloud/aliyun-user-data
+
+[Service]
+Type=oneshot
+ExecStart=@prefix@/bin/ucd-data-fetch aliyun
+RemainAfterExit=yes
+TimeoutSec=0
+
+# Output needs to appear in instance console output
+StandardOutput=journal+console
+
+[Install]
+WantedBy=multi-user.target

src/ucd-data-fetch.c

@@ -65,7 +65,7 @@ struct cloud_struct {
 	char *cloud_config_header;
 };
 
-#define MAX_CONFIGS 3
+#define MAX_CONFIGS 4
 static struct cloud_struct config[MAX_CONFIGS] = {
 	{
 		"aws",
@@ -103,6 +103,18 @@ static struct cloud_struct config[MAX_CONFIGS] = {
 		"    groups: wheelnopw\n" \
 		"ssh_authorized_keys:\n" \
 		"  - "
+	},
+	{
+		"aliyun",
+		"100.100.100.200",
+		"/latest/meta-data/public-keys/0/openssh-key",
+		NULL,
+		"#cloud-config\n" \
+		"users:\n" \
+		"  - name: aliyun\n" \
+		"    groups: wheelnopw\n" \
+		"ssh_authorized_keys:\n" \
+		"  - "
 	}
 };