From cd60daa6f1ee2c6b13343d41c22916110eedae9c Mon Sep 17 00:00:00 2001
From: Igor Pashev <pashev.igor@gmail.com>
Date: Sat, 13 Apr 2013 00:18:22 +0000
Subject: Configure nodename

---
 install | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'install')

diff --git a/install b/install
index b69b1b8..9271702 100755
--- a/install
+++ b/install
@@ -684,6 +684,35 @@ swap                           -               /tmp            tmpfs   -       y
     except:
         pass
 
+# http://stackoverflow.com/questions/2532053/validate-a-hostname-string
+def isValidNodename(hostname):
+    if len(hostname) > 63:
+        return False
+    allowed = re.compile("(?!-)[A-Z\d-]{1,63}(?<!-)$", re.IGNORECASE)
+    return all(allowed.match(x) for x in hostname)
+
+def configure_nodename():
+    nodename = 'sphere'
+    while True:
+        choice, entry = EntryWindow(screen, title='Set hostname',
+                text='Please enter the hostname for this system',
+                prompts=[('Hostname', nodename)],
+                width=70, entryWidth=63, buttons = ['Ok'])
+        nodename = entry[0].strip()
+        if isValidNodename(nodename):
+            break
+        ButtonChoiceWindow(screen, title='Invalid hostname',
+                text='The name "{}" is not a valid hostname'.format(nodename),
+                buttons=['Ok'])
+    try:
+        f = open(rootdir + '/etc/nodename', 'w')
+        print(nodename, file=f)
+        f.close()
+    except:
+        pass
+
+def configure_network():
+    configure_nodename()
 
 def configure_bootenv():
     progress = ProgressMessage(screen, title='Configuring Dyson boot environment', width=50)
@@ -735,6 +764,7 @@ try:
     configure_zfs()
     install()
     configure_bootenv()
+    configure_network()
     cleanup()
     goodbye()
 
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