From e0c4e3dfb22f3d1be2ce1ab9bf5003c8ccce618d Mon Sep 17 00:00:00 2001
From: sunboquan <sbq1998@163.com>
Date: Mon, 19 Jun 2023 21:38:51 +0800
Subject: [PATCH] tool for modifying hostname

---
 debug/tools/distribute_modify_hostname.bash | 49 +++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 debug/tools/distribute_modify_hostname.bash

diff --git a/debug/tools/distribute_modify_hostname.bash b/debug/tools/distribute_modify_hostname.bash
new file mode 100644
index 000000000..3ec6dca3c
--- /dev/null
+++ b/debug/tools/distribute_modify_hostname.bash
@@ -0,0 +1,49 @@
+#!/bin/bash
+
+SSH="ssh -o StrictHostKeyChecking=no"
+
+# Modify hostname
+change_hostname()
+{
+    local node="$1"
+    local user="$2"
+    local passwd="$3"
+    sshpass -p "${passwd}" ${SSH} ${user}@${node} hostname "${user}-${node}"
+}
+
+# Get node list in the cluster.
+get_cluster_list()
+{
+    local cluster_config=$1
+    cat ${cluster_config} | python3 -c 'import sys,json;[print(node) for node in json.load(sys.stdin)["cluster"].keys()]'
+}
+
+# Get the user from node
+get_node_user()
+{
+    local cluster_config=$1
+    local node=$2
+    cat ${cluster_config} | python3 -c 'import sys,json;print(json.load(sys.stdin)["cluster"]['\"${node}\"']["user"])'
+}
+
+# Get the password from node
+get_node_passwd()
+{
+    local cluster_config=$1
+    local node=$2
+    cat ${cluster_config} | python3 -c 'import sys,json;print(json.load(sys.stdin)["cluster"]['\"${node}\"']["passwd"])'
+}
+
+cluster_account_config_path=$1
+
+node_list=$(get_cluster_list ${cluster_account_config_path})
+echo"-------begin--------"
+
+for node in ${node_list}
+do
+    user=$(get_node_user ${cluster_account_config_path} ${node})
+    passwd=$(get_node_passwd ${cluster_account_config_path} ${node})
+    echo "--------------${user}@${node}----------------"
+    $(change_hostname ${node} ${user} ${passwd})
+    echo "---"
+done
\ No newline at end of file
-- 
Gitee