Added try/except blocks to sample code.

Author: MelindaShore

examples/checkdanecert.py

@@ -30,7 +30,12 @@ def get_addresses(hostname):
         "return_both_v4_and_v6" : getdns.GETDNS_EXTENSION_TRUE
     }
     ctx = getdns.Context()
-    results = ctx.address(name=hostname, extensions=extensions)
+    try:
+        results = ctx.address(name=hostname, extensions=extensions)
+    except getdns.error, e:
+        print(str(e))
+        sys.exit(1)
+
     status = results['status']
 
     address_list = []

examples/get-general.py

@@ -29,8 +29,13 @@ def print_answer(r):
     rrtype = get_rrtype(qtype)
 
     ctx = getdns.Context()
-    results = ctx.general(name=qname, request_type=rrtype,
-                          extensions=extensions)
+    try:
+        results = ctx.general(name=qname, request_type=rrtype,
+                              extensions=extensions)
+    except getdns.error, e:
+        print(str(e))
+        sys.exit(1)
+
     status = results['status']
 
     if status == getdns.GETDNS_RESPSTATUS_GOOD:

examples/get-ip.py

@@ -51,7 +51,11 @@ def usage():
 ctx = getdns.Context()
 
 for hostname in args:
-    results = ctx.address(name=hostname, extensions=extensions)
+    try:
+        results = ctx.address(name=hostname, extensions=extensions)
+    except getdns.error, e:
+        print(str(e))
+        break
     status = results['status']
     if status == getdns.GETDNS_RESPSTATUS_GOOD:
         for addr in results['just_address_answers']:

examples/get-mx-ip.py

@@ -13,7 +13,12 @@
 
 def get_ip(ctx, qname):
     iplist = []
-    results = ctx.address(name=qname, extensions=extensions)
+    try:
+        results = ctx.address(name=qname, extensions=extensions)
+    except getdns.error, e:
+        print(str(e))
+        sys.exit(1)
+
     if results['status'] == getdns.GETDNS_RESPSTATUS_GOOD:
         for addr in results['just_address_answers']:
             iplist.append(addr['address_data'])

examples/get-ns-ip.py

@@ -21,7 +21,12 @@ def usage():
 
 def get_ip(ctx, qname):
     iplist = []
-    results = ctx.address(name=qname, extensions=extensions)
+    try:
+        results = ctx.address(name=qname, extensions=extensions)
+    except getdns.error, e:
+        print(str(e))
+        sys.exit(1)
+
     if results['status'] == getdns.GETDNS_RESPSTATUS_GOOD:
         for addr in results['just_address_answers']:
             iplist.append(addr['address_data'])

examples/get-srv.py

@@ -11,7 +11,11 @@
 srvname = sys.argv[1]
 
 ctx = getdns.Context()
-results = ctx.service(name=srvname)
+try:
+    results = ctx.service(name=srvname)
+except getdns.error, e:
+    print(str(e))
+    sys.exit(1)
 
 if results["status"] == getdns.GETDNS_RESPSTATUS_GOOD:
     for reply in results["replies_tree"]:

examples/print-context.py

@@ -4,4 +4,8 @@
 import getdns, sys, pprint
 
 ctx = getdns.Context()
-pprint.pprint(ctx.get_api_information())
+try:
+    pprint.pprint(ctx.get_api_information())
+except getdns.error, e:
+    print(str(e))
+    sys.exit(1)

examples/print-version.py

@@ -3,4 +3,8 @@
 import getdns
 
 ctx = getdns.Context()
-print ctx.get_api_information()['version_string']
+try:
+    print ctx.get_api_information()['version_string']
+except getdns.error, e:
+    print(str(e))
+    sys.exit(1)

examples/query-gdns.py

@@ -21,7 +21,11 @@
 
 extensions = { "return_both_v4_and_v6" : getdns.GETDNS_EXTENSION_TRUE }
 
-results = ctx.address(name=hostname, extensions=extensions)
+try:
+    results = ctx.address(name=hostname, extensions=extensions)
+except getdns.error, e:
+    print(str(e))
+    sys.exit(1)
 
 if results["status"] == getdns.GETDNS_RESPSTATUS_GOOD:
     for addr in results["just_address_answers"]:

examples/query-stubmode.py

@@ -10,7 +10,11 @@
 extensions = { "return_both_v4_and_v6" : getdns.GETDNS_EXTENSION_TRUE }
 ctx.resolver_type = getdns.GETDNS_RESOLUTION_STUB
 
-results = ctx.address(name=hostname, extensions=extensions)
+try:
+    results = ctx.address(name=hostname, extensions=extensions)
+except getdns.error, e:
+    print(str(e))
+    sys.exit(1)
 
 if results["status"] == getdns.GETDNS_RESPSTATUS_GOOD:
     for addr in results["just_address_answers"]:

examples/simple.py

@@ -15,7 +15,12 @@
 ctx = getdns.Context()
 extensions = { "return_both_v4_and_v6" : getdns.GETDNS_EXTENSION_TRUE }
 
-results = ctx.address(name=hostname, extensions=extensions)
+try:
+    results = ctx.address(name=hostname, extensions=extensions)
+except getdns.error, e:
+    print(str(e))
+    sys.exit(1)
+
 status = results['status']
 
 if status == getdns.GETDNS_RESPSTATUS_GOOD: