| 1 | # This script is to generate ospfd.conf for each VMs running xorp |
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| 2 | BEGIN { |
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| 3 | iface_index = 0 |
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| 4 | ip_index = 0 |
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| 5 | count = 0 |
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| 6 | date = ARGV[2] |
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| 7 | prefix = ARGV[3] |
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| 8 | ARGV[2] = "" |
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| 9 | ARGV[3] = "" |
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| 10 | small = 255 |
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| 11 | } |
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| 12 | { |
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| 13 | |
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| 14 | if ( NR == 1) { |
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| 15 | hostname = $0 |
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| 16 | #print hostname |
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| 17 | } |
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| 18 | else { |
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| 19 | if ($1 ~ /eth/ && $1 != "eth0" ) { |
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| 20 | #getline; |
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| 21 | #print $1; |
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| 22 | iface_list[iface_index] = $1; |
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| 23 | getline; |
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| 24 | split($2, ip, ":") |
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| 25 | #print ip[2] |
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| 26 | ip_list[ip_index] = ip[2]; |
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| 27 | count ++; |
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| 28 | iface_index++ |
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| 29 | ip_index++ |
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| 30 | } |
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| 31 | |
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| 32 | } |
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| 33 | |
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| 34 | |
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| 35 | } END { |
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| 36 | |
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| 37 | for (i=0; i<count; i++) { |
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| 38 | split(ip_list[i], a, ".") |
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| 39 | if ( a[3] <= small ) { |
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| 40 | small = a[3] |
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| 41 | } |
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| 42 | } |
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| 43 | #print small |
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| 44 | for (i=0; i<count;i++) { |
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| 45 | split(ip_list[i], a, ".") |
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| 46 | if ( a[3] == small) { |
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| 47 | #print ip_list[i] |
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| 48 | router_id = ip_list[i] |
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| 49 | break |
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| 50 | } |
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| 51 | } |
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| 52 | |
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| 53 | # print header |
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| 54 | printf("/* OSPF configuration file for XORP \n *\n") |
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| 55 | printf(" * Host: %s\n * DATE: %s\n * \n */\n\n", hostname, date) |
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| 56 | |
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| 57 | # print interface information |
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| 58 | printf("interfaces {\n restore-original-config-on-shutdown: false\n") |
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| 59 | for (i = 0; i < count; i++) { |
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| 60 | #printf("iface: %s ip: %s\n", iface_list[i], ip_list[i]); |
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| 61 | printf(" interface %s { \n", iface_list[i]) |
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| 62 | printf(" description: \"%s-%s\"\n", "virtual interface", iface_list[i]) |
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| 63 | printf(" disable: false\n discard: false\n") |
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| 64 | printf(" vif %s {\n", iface_list[i]) |
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| 65 | printf(" disable: false\n address %s {\n", ip_list[i]) |
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| 66 | printf("\t\t prefix-length: %s\n \t\t disable: false\n \t}\n } \n }\n", prefix) |
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| 67 | |
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| 68 | } |
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| 69 | printf("}\n\n\n") |
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| 70 | |
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| 71 | # print fea configuration |
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| 72 | printf("fea {\n unicast-forwarding4 {\n disable: false\n }\n}\n\n\n") |
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| 73 | |
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| 74 | # print protocol configuration |
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| 75 | printf("protocols {\n") |
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| 76 | printf(" ospf4 {\n") |
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| 77 | printf(" router-id: %s\n area 0.0.0.0 {\n", router_id) |
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| 78 | printf(" area-type:\"normal\"\n") |
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| 79 | for (i = 0; i < count; i++) { |
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| 80 | printf(" interface %s {\n", iface_list[i]) |
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| 81 | printf(" vif %s {\n", iface_list[i]) |
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| 82 | printf(" address %s {\n", ip_list[i]) |
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| 83 | printf(" interface-cost 10\n") |
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| 84 | printf(" hello-interval 5\n") |
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| 85 | printf(" router-dead-interval 10\n") |
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| 86 | printf(" disable: false\n") |
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| 87 | printf(" }\n") |
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| 88 | printf(" }\n") |
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| 89 | printf(" }\n") |
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| 90 | |
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| 91 | |
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| 92 | |
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| 93 | } |
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| 94 | printf(" }\n") |
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| 95 | printf(" }\n") |
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| 96 | printf("}\n") |
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| 97 | } |
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