diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/ChangeLog | 9 | ||||
| -rw-r--r-- | lib/Makefile.am | 11 | ||||
| -rw-r--r-- | lib/command.h | 2 | ||||
| -rw-r--r-- | lib/route_types.awk | 187 | ||||
| -rw-r--r-- | lib/route_types.txt | 74 |
5 files changed, 279 insertions, 4 deletions
diff --git a/lib/ChangeLog b/lib/ChangeLog index d031d8f5..37c1324b 100644 --- a/lib/ChangeLog +++ b/lib/ChangeLog @@ -28,6 +28,15 @@ * if.h: (struct connected) Document the meaning of the ZEBRA_IFC_REAL and ZEBRA_IFC_CONFIGURED flags. +2006-05-23 Paul Jakma <paul.jakma@sun.com> + + * route_types.txt: New file, table of ZEBRA_ROUTE definitions. + * route_types.awk: New script, to parse previous and generate + (for now) redistribute string defines. + * Makefile.am: build route_types.h using previous two, ala + memtypes.h, include the script and table file in EXTRA_DIST. + * command.h: pull in route_types.h, add a REDIST_STR define. + 2006-05-15 Paul Jakma <paul.jakma@sun.com> * log.c: (general) Generalise struct zebra_route_desc into diff --git a/lib/Makefile.am b/lib/Makefile.am index ec7ca00f..315e919b 100644 --- a/lib/Makefile.am +++ b/lib/Makefile.am @@ -14,7 +14,7 @@ libzebra_la_SOURCES = \ zclient.c sockopt.c smux.c md5.c if_rmap.c keychain.c privs.c \ sigevent.c pqueue.c jhash.c memtypes.c workqueue.c -BUILT_SOURCES = memtypes.h +BUILT_SOURCES = memtypes.h route_types.h libzebra_la_DEPENDENCIES = @LIB_REGEX@ @@ -27,9 +27,12 @@ pkginclude_HEADERS = \ str.h stream.h table.h thread.h vector.h version.h vty.h zebra.h \ plist.h zclient.h sockopt.h smux.h md5.h if_rmap.h keychain.h \ privs.h sigevent.h pqueue.h jhash.h zassert.h memtypes.h \ - privs.h sigevent.h pqueue.h jhash.h zassert.h memtypes.h workqueue.h + workqueue.h route_types.h -EXTRA_DIST = regex.c regex-gnu.h memtypes.awk +EXTRA_DIST = regex.c regex-gnu.h memtypes.awk route_types.awk route_types.txt memtypes.h: $(srcdir)/memtypes.c $(srcdir)/memtypes.awk - ($(GAWK) -f $(srcdir)/memtypes.awk $(srcdir)/memtypes.c > memtypes.h) + ($(GAWK) -f $(srcdir)/memtypes.awk $(srcdir)/memtypes.c > $@) + +route_types.h: $(srcdir)/route_types.txt $(srcdir)/route_types.awk + ($(GAWK) -f $(srcdir)/route_types.awk $(srcdir)/route_types.txt > $@) diff --git a/lib/command.h b/lib/command.h index 99aec332..ce18731e 100644 --- a/lib/command.h +++ b/lib/command.h @@ -25,6 +25,7 @@ #include "vector.h" #include "vty.h" +#include "lib/route_types.h" /* Host configuration variable */ struct host @@ -271,6 +272,7 @@ struct desc #define IP_STR "IP information\n" #define IPV6_STR "IPv6 information\n" #define NO_STR "Negate a command or set its defaults\n" +#define REDIST_STR "Redistribute information from another routing protocol\n" #define CLEAR_STR "Reset functions\n" #define RIP_STR "RIP information\n" #define BGP_STR "BGP information\n" diff --git a/lib/route_types.awk b/lib/route_types.awk new file mode 100644 index 00000000..26d1c0ce --- /dev/null +++ b/lib/route_types.awk @@ -0,0 +1,187 @@ +# $Id$ +# +# Scan a file of route-type definitions (see eg route_types.txt) and +# generate a corresponding header file with: +# +# - enum of Zserv route-types +# - redistribute strings for the various Quagga daemons +# +# See route_types.txt for the format. +# +# + +BEGIN { + FS="[,]"; + + # globals + exitret = 0; + tcount = 0; + + # 'bare' redistribute specifier, <1-255>, help string. + redist_bare_help = "Numeric Zserv route type"; + + # formats for output + redist_def_fmt = "#define QUAGGA_REDIST_STR_%s \\\n"; + redist_str_fmt = "\"(%s<1-255>)\"\n"; + redist_help_def_fmt = "#define QUAGGA_REDIST_HELP_STR_%s"; + redist_help_str_fmt = " \\\n \"%s\\n\""; + + # header + header = "/* Auto-generated from route_types.txt by " ARGV[0] ". */\n"; + header = header "/* Do not edit! */\n"; + header = header "\n#ifndef _QUAGGA_ROUTE_TYPES_H\n"; + header = header "#define _QUAGGA_ROUTE_TYPES_H\n"; + footer = "#endif /* _QUAGGA_ROUTE_TYPES_H */\n"; + printf ("%s\n", header); +} + +# Chomp comment lines +($0 ~ /^#/) { + next; +} + +# get rid of the commas, leading/trailling whitespace and +# quotes +{ + for (i = 1; i <= NF; i++) { + #print "before:" $i; + $i = gensub(/^[[:blank:]]*(.*)[,]*.*/, "\\1", "g",$i); + $i = gensub(/^["](.*)["]$/, "\\1", "g", $i); + #print "after :" $i; + } +} + +# 7 field format: +# type cname daemon C 4 6 short help +(NF >= 7) { + #print "7", $1, $0; + + if ($1 in types) { + print "error: attempt to redefine", $1; + exitret = 1; + exit exitret; + } + + typesbynum[tcount] = $1; + types[$1,"num"] = tcount++; + types[$1,"cname"] = $2; + types[$1,"daemon"] = $3; + types[$1,"C"] = $4; + types[$1,"4"] = strtonum($5); + types[$1,"6"] = strtonum($6); + types[$1,"shelp"] = $7; + + #print "num :", types[$1,"num"] + #print "cname :", types[$1,"cname"] + #print "daemon:", types[$1,"daemon"]; + #print "char :", types[$1,"C"]; +}; + +# 2 field: type "long description" +(NF == 2) { + #print "2", $1, $2; + + if (!(($1 SUBSEP "num") in types)) { + print "error: type", $1, "must be defined before help str"; + exitret = 2; + exit exitret; + } + + types[$1,"lhelp"] = $2; +} + +END { + if (exitret) + exit exitret; + + # The enums + # not yet... + #printf("enum\n{\n"); + #for (i = 0; i < tcount; i++) { + # type = typesbynum[i]; + # if (type != "" && types[type,"num"] == i) + # printf (" %s,\n", type); + #} + #printf (" ZEBRA_ROUTE_MAX,\n};\n\n"); + + # the redistribute defines + for (i = 0; i < tcount; i++) { + type = typesbynum[i]; + + # must be a type, and must cross-check against recorded type + if (type == "" || types[type,"num"] != i) + continue; + + # ignore route types that can't be redistributed + if (!(types[type,"4"] || types[type,"6"])) + continue; + + # must have a daemon name + if (!((type SUBSEP "daemon") in types)) + continue; + if (!(daemon = types[type,"daemon"])) + continue; + + # might have done this daemon already? + if (daemon in seen_daemons) + continue; + + cname = types[type,"cname"]; + all = all "|" cname; + rstr = ""; + hstr = ""; + + # add it to the others + for (j = 0; j < tcount; j++) { + # ignore self + if (i == j) + continue; + + type2 = typesbynum[j]; + + # type2 must be valid, and self-check. + if (type2 == "" || types[type2,"num"] != j) + continue; + + # ignore different route types for the same daemon + # (eg system/kernel/connected) + if (types[type2,"daemon"] == daemon) + continue; + + if ((types[type2,"4"] && types[type,"4"]) \ + || (types[type2,"6"] && types[type,"6"])) { + + rstr = rstr types[type2,"cname"] "|"; + + if ((type2 SUBSEP "lhelp") in types) + hstr2 = types[type2,"lhelp"]; + else if ((type2 SUBSEP "shelp") in types) + hstr2 = types[type2,"shelp"]; + else + hstr2 = types[type2,"cname"]; + + hstr = hstr sprintf(redist_help_str_fmt, hstr2); + } + } + + # dont double-process daemons. + seen_daemons[daemon] = 1; + + printf("/* %s */\n", daemon); + printf(redist_def_fmt, toupper(daemon)); + printf(redist_str_fmt, rstr); + printf(redist_help_def_fmt, toupper(daemon)); + printf("%s", hstr); + printf(redist_help_str_fmt, redist_bare_help); + print("\n"); + + } + + #printf("#define QUAGGA_REDIST_STR_ALL %s\n",all); + +# for (i = 0; i < lcount; i++) { +# if (mlists[i] != "") +# printf (mlistformat "\n", mlists[i]); +# } + printf (footer); +} diff --git a/lib/route_types.txt b/lib/route_types.txt new file mode 100644 index 00000000..e99cacde --- /dev/null +++ b/lib/route_types.txt @@ -0,0 +1,74 @@ +# Canonical Zserv route types information registry for Quagga. +# +# Used to construct route_types.c and route_types.h +# +# comma-seperated fields of either 2 fields (help strings) or 7 fields. +# White space before and after the comma seperators is stripped. +# Lines /beginning/ with # are comments. +# +#### +# 7 field line has format: +# ZServ route type, canonical name, daemon, route char, ipv4, ipv6, short desc +# +# Zserv route type: Corresponding with zebra.h. Key field. +# canonical name: Typically derived from the route type definition. +# Used in 'redistribute' commands in daemons. +# Key field. +# daemon: The daemon which may originates this route type +# for redistribution to other daemons. +# NULL if not applicable. +# M:N definitions of type:daemon are allowed. +# Used to construct vty command strings. +# route char: Single character to denote the route, if applicable. +# Used to denote route type where space is tight, +# e.g. 'show ip route' / 'show ipv6 route'. +# 'X' is reserved as the 'not needed' placeholder. +# ipv4: IPv4 capable? yes/no, or 1/0. +# ipv6: IPv6 capable? ditto. +# short desc: Very brief description. Used in header of +# 'show ip route'. May be specified as NULL +# if the canonical name suffices. +# +# Key fields obviously must be a unique ASCII alpha-numeric word. +# Lower-case is required, brevity is optional but highly desirable. +# +#### +# 2 field format: +# +# Zserv route type, Long description +# +# Long description: Full description, but should try fit on a line. +#### + +## type cname daemon C 4 6 short help +ZEBRA_ROUTE_SYSTEM, system, NULL, 'X', 0, 0, "Reserved" +ZEBRA_ROUTE_KERNEL, kernel, zebra, 'K', 1, 1, NULL +ZEBRA_ROUTE_CONNECT, connected, zebra, 'C', 1, 1, NULL +ZEBRA_ROUTE_STATIC, static, zebra, 'S', 1, 1, NULL +ZEBRA_ROUTE_RIP, rip, ripd, 'R', 1, 0, "RIP" +ZEBRA_ROUTE_RIPNG, ripng, ripngd, 'R', 0, 1, "RIPng" +ZEBRA_ROUTE_OSPF, ospf, ospfd, 'O', 1, 0, "OSPF" +ZEBRA_ROUTE_OSPF6, ospf6, ospf6d, 'O', 0, 1, "OSPF" +ZEBRA_ROUTE_ISIS, isis, isisd, 'I', 1, 1, "IS-IS" +ZEBRA_ROUTE_BGP, bgp, bgpd, 'B', 1, 1, "BGP" +# HSLS and OLSR both are AFI independent (so: 1, 1), however +# we want to disable for them for general Quagga distribution. +# This at least makes it trivial for users of these protocols +# to 'switch on' redist support (direct numeric entry remaining +# possible). +ZEBRA_ROUTE_HSLS, hsls, hslsd, 'H', 0, 0, "HSLS" +ZEBRA_ROUTE_OLSR, olsr, oslrd, 'o', 0, 0, "OLSR" + +## help strings +ZEBRA_ROUTE_SYSTEM, "Reserved route type, for internal use only" +ZEBRA_ROUTE_KERNEL, "Kernel routes (not installed via the zebra RIB)" +ZEBRA_ROUTE_CONNECT,"Connected routes (directly attached subnet or host)" +ZEBRA_ROUTE_STATIC, "Statically configured routes" +ZEBRA_ROUTE_RIP, "Routing Information Protocol (RIP)" +ZEBRA_ROUTE_RIPNG, "Routing Information Protocol next-generation (IPv6) (RIPng)" +ZEBRA_ROUTE_OSPF, "Open Shortest Path First (OSPFv2)" +ZEBRA_ROUTE_OSPF6, "Open Shortest Path First (IPv6) (OSPFv3)" +ZEBRA_ROUTE_ISIS, "Intermediate System to Intermediate System (IS-IS)" +ZEBRA_ROUTE_BGP, "Border Gateway Protocol (BGP)" +ZEBRA_ROUTE_HSLS, "Hazy-Sighted Link State Protocol (HSLS)" +ZEBRA_ROUTE_OLSR, "Optimised Link State Routing (OLSR)" |