ref: d2ec488a93c39bea74af89ad34de5791c53b4eff
parent: 34f19570b92951e7f55df787d5dc457eb2c9de46
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Sat Jan 27 18:47:46 EST 2018
ip/dhcpd: remove old testing code
--- a/sys/src/cmd/ip/dhcpd/testlook.c
+++ /dev/null
@@ -1,222 +1,0 @@
-#include <u.h>
-#include <libc.h>
-#include <ip.h>
-#include <bio.h>
-#include <ndb.h>
-
-static uchar noether[6];
-
-/*
- * Look for a pair with the given attribute. look first on the same line,
- * then in the whole entry.
- */
-static Ndbtuple*
-lookval(Ndbtuple *entry, Ndbtuple *line, char *attr, char *to)
-{- Ndbtuple *nt;
-
- /* first look on same line (closer binding) */
- for(nt = line;;){- if(strcmp(attr, nt->attr) == 0){- strncpy(to, nt->val, Ndbvlen);
- return nt;
- }
- nt = nt->line;
- if(nt == line)
- break;
- }
- /* search whole tuple */
- for(nt = entry; nt; nt = nt->entry)
- if(strcmp(attr, nt->attr) == 0){- strncpy(to, nt->val, Ndbvlen);
- return nt;
- }
- return 0;
-}
-
-/*
- * lookup an ip address
- */
-static uchar*
-lookupip(Ndb *db, char *name, uchar *to, Ipinfo *iip)
-{- Ndbtuple *t, *nt;
- char buf[Ndbvlen];
- uchar subnet[IPaddrlen];
- Ndbs s;
- char *attr;
-
- attr = ipattr(name);
- if(strcmp(attr, "ip") == 0){- parseip(to, name);
- return to;
- }
-
- t = ndbgetval(db, &s, attr, name, "ip", buf);
- if(t){- /* first look for match on same subnet */
- for(nt = t; nt; nt = nt->entry){- if(strcmp(nt->attr, "ip") != 0)
- continue;
- parseip(to, nt->val);
- maskip(to, iip->ipmask, subnet);
- if(memcmp(subnet, iip->ipnet, sizeof(subnet)) == 0)
- return to;
- }
-
- /* otherwise, just take what we have */
- ndbfree(t);
- parseip(to, buf);
- return to;
- }
- return 0;
-}
-
-/*
- * lookup a subnet and fill in anything we can
- */
-static void
-recursesubnet(Ndb *db, uchar *mask, Ipinfo *iip, char *fs, char *gw, char *au)
-{- Ndbs s;
- Ndbtuple *t;
- uchar submask[IPaddrlen];
- char ip[Ndbvlen];
-
- memmove(iip->ipmask, mask, 4);
- maskip(iip->ipaddr, iip->ipmask, iip->ipnet);
- sprint(ip, "%I", iip->ipnet);
- t = ndbsearch(db, &s, "ip", ip);
-print("%s->", ip);- if(t){- /* look for a further subnet */
- if(lookval(t, s.t, "ipmask", ip)){- parseip(submask, ip);
-
- /* recurse only if it has changed */
- if(!equivip(submask, mask))
- recursesubnet(db, submask, iip, fs, gw, au);
-
- }
-
- /* fill in what we don't have */
- if(gw[0] == 0)
- lookval(t, s.t, "ipgw", gw);
- if(fs[0] == 0)
- lookval(t, s.t, "fs", fs);
- if(au[0] == 0)
- lookval(t, s.t, "auth", au);
-
- ndbfree(t);
- }
-}
-#ifdef foo
-/*
- * find out everything we can about a system from what has been
- * specified.
- */
-int
-ipinfo(Ndb *db, char *etherin, char *ipin, char *name, Ipinfo *iip)
-{- Ndbtuple *t;
- Ndbs s;
- char ether[Ndbvlen];
- char ip[Ndbvlen];
- char fsname[Ndbvlen];
- char gwname[Ndbvlen];
- char auname[Ndbvlen];
-
- memset(iip, 0, sizeof(Ipinfo));
- fsname[0] = 0;
- gwname[0] = 0;
- auname[0] = 0;
-
- /*
- * look for a matching entry
- */
- t = 0;
- if(etherin)
- t = ndbgetval(db, &s, "ether", etherin, "ip", ip);
- if(t == 0 && ipin)
- t = ndbsearch(db, &s, "ip", ipin);
- if(t == 0 && name)
- t = ndbgetval(db, &s, ipattr(name), name, "ip", ip);
- if(t){- /*
- * copy in addresses and name
- */
- if(lookval(t, s.t, "ip", ip))
- parseip(iip->ipaddr, ip);
- if(lookval(t, s.t, "ether", ether))
- parseether(iip->etheraddr, ether);
- lookval(t, s.t, "dom", iip->domain);
-
- /*
- * Look for bootfile, fs, and gateway.
- * If necessary, search through all entries for
- * this ip address.
- */
- while(t){- if(iip->bootf[0] == 0)
- lookval(t, s.t, "bootf", iip->bootf);
- if(fsname[0] == 0)
- lookval(t, s.t, "fs", fsname);
- if(gwname[0] == 0)
- lookval(t, s.t, "ipgw", gwname);
- if(auname[0] == 0)
- lookval(t, s.t, "auth", auname);
- ndbfree(t);
- if(iip->bootf[0] && fsname[0] && gwname[0] && auname[0])
- break;
- t = ndbsnext(&s, "ether", ether);
- }
- } else if(ipin) {- /*
- * copy in addresses (all we know)
- */
- parseip(iip->ipaddr, ipin);
- if(etherin)
- parseether(iip->etheraddr, etherin);
- } else
- return -1;
-
- /*
- * Look up the client's network and find a subnet mask for it.
- * Fill in from the subnet (or net) entry anything we can't figure
- * out from the client record.
- */
- recursesubnet(db, classmask[CLASS(iip->ipaddr)], iip, fsname, gwname, auname);
-
- /* lookup fs's and gw's ip addresses */
-
- if(fsname[0])
- lookupip(db, fsname, iip->fsip, iip);
- if(gwname[0])
- lookupip(db, gwname, iip->gwip, iip);
- if(auname[0])
- lookupip(db, auname, iip->auip, iip);
- return 0;
-}
-#endif
-void
-main(int argc, char **argv)
-{- Ipinfo ii;
- Ndb *db;
-
- db = ndbopen(0);
-
- fmtinstall('E', eipconv);- fmtinstall('I', eipconv);- if(argc < 2)
- exits(0);
- if(strchr(argv[1], '.')){- if(ipinfo(db, 0, argv[1], 0, &ii) < 0)
- exits(0);
- } else {- if(ipinfo(db, argv[1], 0, 0, &ii) < 0)
- exits(0);
- }
- fprint(2, "a %I m %I n %I f %s e %E\n", ii.ipaddr,
- ii.ipmask, ii.ipnet, ii.bootf, ii.etheraddr);
-}
--- a/sys/src/cmd/ip/dhcpd/testlookup.c
+++ /dev/null
@@ -1,168 +1,0 @@
-#include <u.h>
-#include <libc.h>
-#include <ip.h>
-#include <bio.h>
-#include <ndb.h>
-
-static uchar noether[6];
- Ndb *db;
-
-static void
-recursesubnet(Ndb *db, uchar *addr, uchar *mask, char *attr, char *name, char *name1)
-{- Ndbs s;
- Ndbtuple *t, *nt;
- uchar submask[IPaddrlen], net[IPaddrlen];
- char ip[Ndbvlen];
- int found;
-
- maskip(addr, mask, net);
- sprint(ip, "%I", net);
- t = ndbsearch(db, &s, "ip", ip);
- if(t == 0)
- return;
-
- for(nt = t; nt; nt = nt->entry){- if(strcmp(nt->attr, "ipmask") == 0){- parseip(submask, nt->val);
- if(memcmp(submask, mask, IPaddrlen) != 0)
- recursesubnet(db, addr, submask, attr, name, name1);
- break;
- }
- }
-
- if(name[0] == 0){- found = 0;
- for(nt = t; nt; nt = nt->entry){- if(strcmp(nt->attr, attr) == 0){- if(found){- strcpy(name, nt->val);
- name1[0] = 0;
- found = 1;
- } else {- strcpy(name1, nt->val);
- break;
- }
- }
- }
- }
-
- ndbfree(t);
-}
-
-/*
- * lookup an ip address
- */
-static int
-getipaddr(Ndb *db, char *name, uchar *to, Ipinfo *iip)
-{- Ndbtuple *t, *nt;
- char buf[Ndbvlen];
- uchar subnet[IPaddrlen];
- Ndbs s;
- char *attr;
-
- attr = ipattr(name);
- if(strcmp(attr, "ip") == 0){- parseip(to, name);
- return 1;
- }
-
- t = ndbgetval(db, &s, attr, name, "ip", buf);
- if(t){- /* first look for match on same subnet */
- for(nt = t; nt; nt = nt->entry){- if(strcmp(nt->attr, "ip") != 0)
- continue;
- parseip(to, nt->val);
- maskip(to, iip->ipmask, subnet);
- if(memcmp(subnet, iip->ipnet, sizeof(subnet)) == 0)
- return 1;
- }
-
- /* otherwise, just take what we have */
- ndbfree(t);
- parseip(to, buf);
- return 1;
- }
- return 0;
-}
-
-/*
- * return the ip addresses for a type of server for system ip
- */
-int
-lookupserver(char *attr, uchar ipaddrs[2][IPaddrlen], Ipinfo *iip)
-{- Ndbtuple *t, *nt;
- Ndbs s;
- char ip[32];
- char name[Ndbvlen];
- char name1[Ndbvlen];
- int i;
-
- name[0] = name1[0] = 0;
-
- snprint(ip, sizeof(ip), "%I", iip->ipaddr);
- t = ndbsearch(db, &s, "ip", ip);
- while(t){- for(nt = t; nt; nt = nt->entry){- if(strcmp(attr, nt->attr) == 0){- if(*name == 0)
- strcpy(name, nt->val);
- else {- strcpy(name1, nt->val);
- break;
- }
- }
- }
- if(name[0])
- break;
- t = ndbsnext(&s, "ip", ip);
- }
-
- if(name[0] == 0)
- recursesubnet(db, iip->ipaddr, classmask[CLASS(iip->ipaddr)], attr, name, name1);
-
- i = 0;
- if(name[0] && getipaddr(db, name, *ipaddrs, iip) == 1){- ipaddrs++;
- i++;
- }
- if(name1[0] && getipaddr(db, name1, *ipaddrs, iip) == 1)
- i++;
- return i;
-}
-
-void
-main(int argc, char **argv)
-{- Ipinfo ii;
- uchar addrs[2][IPaddrlen];
- int i, j;
-
- db = ndbopen(0);
-
- fmtinstall('E', eipconv);- fmtinstall('I', eipconv);- if(argc < 2)
- exits(0);
- if(strchr(argv[1], '.')){- if(ipinfo(db, 0, argv[1], 0, &ii) < 0)
- exits(0);
- } else {- if(ipinfo(db, argv[1], 0, 0, &ii) < 0)
- exits(0);
- }
- print("a %I m %I n %I f %s e %E a %I\n", ii.ipaddr,- ii.ipmask, ii.ipnet, ii.bootf, ii.etheraddr, ii.auip);
-
- i = lookupserver("auth", addrs, &ii);- print("lookupserver returns %d\n", i);- for(j = 0; j < i; j++)
- print("%I\n", addrs[j]);- i = lookupserver("dns", addrs, &ii);- print("lookupserver returns %d\n", i);- for(j = 0; j < i; j++)
- print("%I\n", addrs[j]);-}