Properly handle HTTP 301 redirection.

cookbooks/gitea/install.rb

@@ -13,7 +13,7 @@ begin
   Timeout.timeout(3) do
     response = Net::HTTP.get_response(uri)
 
-    vtag     = $1 if response.body =~ %r{tag\/(v\d+\.\d+\.\d+)}
+    vtag     = $1 if response['location'] =~ %r{tag\/(v\d+\.\d+\.\d+)}
     tag      = vtag.sub(/^v/, '')
 
     gitea_bin = "#{node['gitea']['prefix']}#{tag}#{node['gitea']['postfix']}"

cookbooks/loki/install.rb

@@ -13,7 +13,7 @@ begin
   Timeout.timeout(3) do
     response = Net::HTTP.get_response(uri)
 
-    vtag     = $1 if response.body =~ %r{tag\/(v\d+\.\d+\.\d+)}
+    vtag     = $1 if response['location'] =~ %r{tag\/(v\d+\.\d+\.\d+)}
     tag      = vtag.sub(/^v/, '')
 
     loki_bin = "#{node['loki']['zip']}"

cookbooks/nginx/build.rb

@@ -38,7 +38,7 @@ begin
   Timeout.timeout(3) do
     response = Net::HTTP.get_response(uri)
 
-    if response.body =~ %r{tag\/(v\d+\.\d+\.\d+)}
+    if response['location'] =~ %r{tag\/(v\d+\.\d+\.\d+)}
       vtag        = $1
       tag_version = vtag.sub('v', '')
 

cookbooks/nginx/lego.rb

@@ -24,7 +24,7 @@ begin
   Timeout.timeout(3) do
     response = Net::HTTP.get_response(uri)
 
-    if response.body =~ %r{tag\/(v\d+\.\d+\.\d+)}
+    if response['location'] =~ %r{tag\/(v\d+\.\d+\.\d+)}
       vtag        = $1
       tag_version = vtag.sub('v', '')
 

cookbooks/prometheus/alertmanager_install.rb

@@ -13,7 +13,7 @@ begin
   Timeout.timeout(3) do
     response = Net::HTTP.get_response(uri)
 
-    vtag = $1 if response.body =~ %r{tag\/(v\d+\.\d+\.\d+)}
+    vtag = $1 if response['location'] =~ %r{tag\/(v\d+\.\d+\.\d+)}
     tag = vtag.sub(/^v/, '')
 
     alertmanager_bin = "#{node['alertmanager']['prefix']}#{tag}#{node['alertmanager']['postfix']}"

cookbooks/prometheus/alertmanager_webhook_install.rb

@@ -12,7 +12,7 @@ begin
   Timeout.timeout(3) do
     response = Net::HTTP.get_response(uri)
 
-    tag = $1 if response.body =~ %r{tag\/(\d+\.\d+)}
+    tag = $1 if response['location'] =~ %r{tag\/(\d+\.\d+)}
 
     alertmanager_webhook_bin = "#{node['alertmanager_webhook']['prefix']}#{tag}#{node['alertmanager_webhook']['postfix']}"
 

cookbooks/prometheus/prometheus_install.rb

@@ -13,7 +13,7 @@ begin
   Timeout.timeout(3) do
     response = Net::HTTP.get_response(uri)
 
-    vtag = $1 if response.body =~ %r{tag\/(v\d+\.\d+\.\d+)}
+    vtag = $1 if response['location'] =~ %r{tag\/(v\d+\.\d+\.\d+)}
     tag = vtag.sub(/^v/, '')
 
     prometheus_bin = "#{node['prometheus']['prefix']}#{tag}#{node['prometheus']['postfix']}"

cookbooks/prometheus/snmp_exporter_install.rb

@@ -13,7 +13,7 @@ begin
   Timeout.timeout(3) do
     response = Net::HTTP.get_response(uri)
 
-    vtag = $1 if response.body =~ %r{tag\/(v\d+\.\d+\.\d+)}
+    vtag = $1 if response['location'] =~ %r{tag\/(v\d+\.\d+\.\d+)}
     tag = vtag.sub(/^v/, '')
 
     snmp_bin = "#{node['snmp_exporter']['prefix']}#{tag}#{node['snmp_exporter']['postfix']}"