From bf222fe7bc85f25d7f8ac63b549b87db89984e1b Mon Sep 17 00:00:00 2001
From: Yuriy Zveryanskyy <yzveryanskyy@mirantis.com>
Date: Tue, 3 Dec 2013 17:52:50 +0200
Subject: [PATCH] Add deploy ramdisk element for Ironic

Ironic requires callback from deploy ramdisk via API with json data.
Auth token also required if Keystone auth enabled for Ironic API.
This patch adds separate element 'deploy-ironic' for Ironic deploy
ramdisk creation.

Change-Id: I5ef96711763e50307cfa17c406a9e16bffb937bc
---
 elements/deploy-ironic/README.md              |  2 +
 .../deploy-ironic/binary-deps.d/deploy-ironic |  4 ++
 .../deploy-ironic/init.d/80-deploy-ironic     | 51 +++++++++++++++++++
 .../deploy-ironic/install.d/51-install-tgt    |  2 +
 .../install.d/52-install-busybox              |  2 +
 .../deploy-ironic/install.d/53-install-curl   |  2 +
 6 files changed, 63 insertions(+)
 create mode 100644 elements/deploy-ironic/README.md
 create mode 100644 elements/deploy-ironic/binary-deps.d/deploy-ironic
 create mode 100644 elements/deploy-ironic/init.d/80-deploy-ironic
 create mode 100755 elements/deploy-ironic/install.d/51-install-tgt
 create mode 100755 elements/deploy-ironic/install.d/52-install-busybox
 create mode 100755 elements/deploy-ironic/install.d/53-install-curl

diff --git a/elements/deploy-ironic/README.md b/elements/deploy-ironic/README.md
new file mode 100644
index 00000000..0645312b
--- /dev/null
+++ b/elements/deploy-ironic/README.md
@@ -0,0 +1,2 @@
+A ramdisk that will expose the machine primary disk over iSCSI and reboot
+once Ironic signals it is finished.
diff --git a/elements/deploy-ironic/binary-deps.d/deploy-ironic b/elements/deploy-ironic/binary-deps.d/deploy-ironic
new file mode 100644
index 00000000..dee62a0b
--- /dev/null
+++ b/elements/deploy-ironic/binary-deps.d/deploy-ironic
@@ -0,0 +1,4 @@
+busybox
+curl
+tgtadm
+tgtd
diff --git a/elements/deploy-ironic/init.d/80-deploy-ironic b/elements/deploy-ironic/init.d/80-deploy-ironic
new file mode 100644
index 00000000..5402e86d
--- /dev/null
+++ b/elements/deploy-ironic/init.d/80-deploy-ironic
@@ -0,0 +1,51 @@
+readonly IRONIC_API_URL=$(get_kernel_parameter ironic_api_url)
+
+if [ -z "$ISCSI_TARGET_IQN" ]; then
+  err_msg "iscsi_target_iqn is not defined"
+  troubleshoot
+fi
+
+t=0
+while ! target_disk=$(find_disk "$DISK"); do
+  if [ $t -eq 10 ]; then
+    break
+  fi
+  t=$(($t + 1))
+  sleep 1
+done
+
+if [ -z "$target_disk" ]; then
+  err_msg "Could not find disk to use."
+  troubleshoot
+fi
+
+echo "start iSCSI target on $target_disk"
+start_iscsi_target "$ISCSI_TARGET_IQN" "$target_disk" ALL
+if [ $? -ne 0 ]; then
+  err_msg "Failed to start iscsi target."
+  troubleshoot
+fi
+
+TOKEN_FILE=token-$DEPLOYMENT_ID
+
+if tftp -r /tftpboot/$TOKEN_FILE -g $BOOT_SERVER
+then TOKEN_HEADER="-H 'X-Auth-Token: `cat $TOKEN_FILE`'"
+else TOKEN_HEADER=""
+fi
+
+DATA="'{\"address\":\"$BOOT_IP_ADDRESS\",\"key\":\"$DEPLOYMENT_KEY\",\"iqn\":\"$ISCSI_TARGET_IQN\",\"error\":\"$FIRST_ERR_MSG\"}'"
+
+echo "request Ironic API to deploy image"
+curl \
+ -X POST \
+ -H 'Content-Type: application/json' \
+ $TOKEN_HEADER \
+ -d $DATA \
+ $IRONIC_API_URL/nodes/$DEPLOYMENT_ID/vendor_passthru/pass_deploy_info
+
+echo "waiting for notice of complete"
+nc -l -p 10000
+
+echo "stop iSCSI target on $target_disk"
+
+stop_iscsi_target
diff --git a/elements/deploy-ironic/install.d/51-install-tgt b/elements/deploy-ironic/install.d/51-install-tgt
new file mode 100755
index 00000000..9c36dcae
--- /dev/null
+++ b/elements/deploy-ironic/install.d/51-install-tgt
@@ -0,0 +1,2 @@
+#!/bin/bash
+install-packages tgt
diff --git a/elements/deploy-ironic/install.d/52-install-busybox b/elements/deploy-ironic/install.d/52-install-busybox
new file mode 100755
index 00000000..fdecb5dd
--- /dev/null
+++ b/elements/deploy-ironic/install.d/52-install-busybox
@@ -0,0 +1,2 @@
+#!/bin/bash
+install-packages busybox
diff --git a/elements/deploy-ironic/install.d/53-install-curl b/elements/deploy-ironic/install.d/53-install-curl
new file mode 100755
index 00000000..369b77a3
--- /dev/null
+++ b/elements/deploy-ironic/install.d/53-install-curl
@@ -0,0 +1,2 @@
+#!/bin/bash
+install-packages curl