1 7a4ee46d 2003-11-23 devnull #include "stdinc.h"
  2 7a4ee46d 2003-11-23 devnull #include "dat.h"
  3 7a4ee46d 2003-11-23 devnull #include "fns.h"
  4 7a4ee46d 2003-11-23 devnull 
  5 7a4ee46d 2003-11-23 devnull Index			*mainindex;
  6 7a4ee46d 2003-11-23 devnull int			paranoid = 1;		/* should verify hashes on disk read */
  7 7a4ee46d 2003-11-23 devnull 
  8 7a4ee46d 2003-11-23 devnull static ArenaPart	*configarenas(char *file);
  9 7a4ee46d 2003-11-23 devnull static ISect		*configisect(char *file);
 10 7a4ee46d 2003-11-23 devnull 
 11 7a4ee46d 2003-11-23 devnull int
 12 7a4ee46d 2003-11-23 devnull initventi(char *file)
 13 7a4ee46d 2003-11-23 devnull {
 14 7a4ee46d 2003-11-23 devnull 	Config conf;
 15 7a4ee46d 2003-11-23 devnull 
 16 7a4ee46d 2003-11-23 devnull 	fmtinstall('V', vtscorefmt);
 17 7a4ee46d 2003-11-23 devnull 
 18 7a4ee46d 2003-11-23 devnull 	statsinit();
 19 7a4ee46d 2003-11-23 devnull 
 20 7a4ee46d 2003-11-23 devnull 	if(file == nil){
 21 7a4ee46d 2003-11-23 devnull 		seterr(EOk, "no configuration file");
 22 7a4ee46d 2003-11-23 devnull 		return -1;
 23 7a4ee46d 2003-11-23 devnull 	}
 24 7a4ee46d 2003-11-23 devnull 	if(runconfig(file, &conf) < 0){
 25 7a4ee46d 2003-11-23 devnull 		seterr(EOk, "can't initialize venti: %r");
 26 7a4ee46d 2003-11-23 devnull 		return -1;
 27 7a4ee46d 2003-11-23 devnull 	}
 28 7a4ee46d 2003-11-23 devnull 	mainindex = initindex(conf.index, conf.sects, conf.nsects);
 29 7a4ee46d 2003-11-23 devnull 	if(mainindex == nil)
 30 7a4ee46d 2003-11-23 devnull 		return -1;
 31 7a4ee46d 2003-11-23 devnull 	return 0;
 32 7a4ee46d 2003-11-23 devnull }
 33 7a4ee46d 2003-11-23 devnull 
 34 7a4ee46d 2003-11-23 devnull /*
 35 7a4ee46d 2003-11-23 devnull  * configs	:
 36 7a4ee46d 2003-11-23 devnull  *		| configs config
 37 7a4ee46d 2003-11-23 devnull  * config	: "isect" filename
 38 7a4ee46d 2003-11-23 devnull  *		| "arenas" filename
 39 7a4ee46d 2003-11-23 devnull  *		| "index" name
 40 7a4ee46d 2003-11-23 devnull  *
 41 7a4ee46d 2003-11-23 devnull  * '#' and \n are comments
 42 7a4ee46d 2003-11-23 devnull  */
 43 7a4ee46d 2003-11-23 devnull enum
 44 7a4ee46d 2003-11-23 devnull {
 45 7a4ee46d 2003-11-23 devnull 	MaxArgs	= 2
 46 7a4ee46d 2003-11-23 devnull };
 47 7a4ee46d 2003-11-23 devnull int
 48 7a4ee46d 2003-11-23 devnull runconfig(char *file, Config *config)
 49 7a4ee46d 2003-11-23 devnull {
 50 7a4ee46d 2003-11-23 devnull 	ArenaPart **av;
 51 7a4ee46d 2003-11-23 devnull 	ISect **sv;
 52 7a4ee46d 2003-11-23 devnull 	IFile f;
 53 7a4ee46d 2003-11-23 devnull 	char *s, *line, *flds[MaxArgs + 1];
 54 7a4ee46d 2003-11-23 devnull 	int i, ok;
 55 7a4ee46d 2003-11-23 devnull 
 56 7a4ee46d 2003-11-23 devnull 	if(readifile(&f, file) < 0)
 57 7a4ee46d 2003-11-23 devnull 		return -1;
 58 7a4ee46d 2003-11-23 devnull 	config->index = nil;
 59 7a4ee46d 2003-11-23 devnull 	config->naparts = 0;
 60 7a4ee46d 2003-11-23 devnull 	config->aparts = nil;
 61 7a4ee46d 2003-11-23 devnull 	config->nsects = 0;
 62 7a4ee46d 2003-11-23 devnull 	config->sects = nil;
 63 7a4ee46d 2003-11-23 devnull 	ok = -1;
 64 7a4ee46d 2003-11-23 devnull 	line = nil;
 65 7a4ee46d 2003-11-23 devnull 	for(;;){
 66 7a4ee46d 2003-11-23 devnull 		s = ifileline(&f);
 67 7a4ee46d 2003-11-23 devnull 		if(s == nil){
 68 7a4ee46d 2003-11-23 devnull 			ok = 0;
 69 7a4ee46d 2003-11-23 devnull 			break;
 70 7a4ee46d 2003-11-23 devnull 		}
 71 7a4ee46d 2003-11-23 devnull 		line = estrdup(s);
 72 7a4ee46d 2003-11-23 devnull 		i = getfields(s, flds, MaxArgs + 1, 1, " \t\r");
 73 7a4ee46d 2003-11-23 devnull 		if(i == 2 && strcmp(flds[0], "isect") == 0){
 74 7a4ee46d 2003-11-23 devnull 			sv = MKN(ISect*, config->nsects + 1);
 75 7a4ee46d 2003-11-23 devnull 			for(i = 0; i < config->nsects; i++)
 76 7a4ee46d 2003-11-23 devnull 				sv[i] = config->sects[i];
 77 7a4ee46d 2003-11-23 devnull 			free(config->sects);
 78 7a4ee46d 2003-11-23 devnull 			config->sects = sv;
 79 7a4ee46d 2003-11-23 devnull 			config->sects[config->nsects] = configisect(flds[1]);
 80 7a4ee46d 2003-11-23 devnull 			if(config->sects[config->nsects] == nil)
 81 7a4ee46d 2003-11-23 devnull 				break;
 82 7a4ee46d 2003-11-23 devnull 			config->nsects++;
 83 7a4ee46d 2003-11-23 devnull 		}else if(i == 2 && strcmp(flds[0], "arenas") == 0){
 84 7a4ee46d 2003-11-23 devnull 			av = MKN(ArenaPart*, config->naparts + 1);
 85 7a4ee46d 2003-11-23 devnull 			for(i = 0; i < config->naparts; i++)
 86 7a4ee46d 2003-11-23 devnull 				av[i] = config->aparts[i];
 87 7a4ee46d 2003-11-23 devnull 			free(config->aparts);
 88 7a4ee46d 2003-11-23 devnull 			config->aparts = av;
 89 7a4ee46d 2003-11-23 devnull 			config->aparts[config->naparts] = configarenas(flds[1]);
 90 7a4ee46d 2003-11-23 devnull 			if(config->aparts[config->naparts] == nil)
 91 7a4ee46d 2003-11-23 devnull 				break;
 92 7a4ee46d 2003-11-23 devnull 			config->naparts++;
 93 7a4ee46d 2003-11-23 devnull 		}else if(i == 2 && strcmp(flds[0], "index") == 0){
 94 7a4ee46d 2003-11-23 devnull 			if(nameok(flds[1]) < 0){
 95 7a4ee46d 2003-11-23 devnull 				seterr(EAdmin, "illegal index name %s in config file %s", flds[1], config);
 96 7a4ee46d 2003-11-23 devnull 				break;
 97 7a4ee46d 2003-11-23 devnull 			}
 98 7a4ee46d 2003-11-23 devnull 			if(config->index != nil){
 99 7a4ee46d 2003-11-23 devnull 				seterr(EAdmin, "duplicate indices in config file %s", config);
100 7a4ee46d 2003-11-23 devnull 				break;
101 7a4ee46d 2003-11-23 devnull 			}
102 7a4ee46d 2003-11-23 devnull 			config->index = estrdup(flds[1]);
103 7a4ee46d 2003-11-23 devnull 		}else{
104 7a4ee46d 2003-11-23 devnull 			seterr(EAdmin, "illegal line '%s' in configuration file %s", line, config);
105 7a4ee46d 2003-11-23 devnull 			break;
106 7a4ee46d 2003-11-23 devnull 		}
107 7a4ee46d 2003-11-23 devnull 		free(line);
108 7a4ee46d 2003-11-23 devnull 		line = nil;
109 7a4ee46d 2003-11-23 devnull 	}
110 7a4ee46d 2003-11-23 devnull 	free(line);
111 7a4ee46d 2003-11-23 devnull 	freeifile(&f);
112 7a4ee46d 2003-11-23 devnull 	if(ok < 0){
113 7a4ee46d 2003-11-23 devnull 		free(config->sects);
114 7a4ee46d 2003-11-23 devnull 		config->sects = nil;
115 7a4ee46d 2003-11-23 devnull 		free(config->aparts);
116 7a4ee46d 2003-11-23 devnull 		config->aparts = nil;
117 7a4ee46d 2003-11-23 devnull 	}
118 7a4ee46d 2003-11-23 devnull 	return ok;
119 7a4ee46d 2003-11-23 devnull }
120 7a4ee46d 2003-11-23 devnull 
121 7a4ee46d 2003-11-23 devnull static ISect*
122 7a4ee46d 2003-11-23 devnull configisect(char *file)
123 7a4ee46d 2003-11-23 devnull {
124 7a4ee46d 2003-11-23 devnull 	Part *part;
125 7a4ee46d 2003-11-23 devnull 
126 7a4ee46d 2003-11-23 devnull 	fprint(2, "configure index section in %s\n", file);
127 7a4ee46d 2003-11-23 devnull 
128 7a4ee46d 2003-11-23 devnull 	part = initpart(file, 0);
129 7a4ee46d 2003-11-23 devnull 	if(part == nil)
130 7a4ee46d 2003-11-23 devnull 		return nil;
131 7a4ee46d 2003-11-23 devnull 	return initisect(part);
132 7a4ee46d 2003-11-23 devnull }
133 7a4ee46d 2003-11-23 devnull 
134 7a4ee46d 2003-11-23 devnull static ArenaPart*
135 7a4ee46d 2003-11-23 devnull configarenas(char *file)
136 7a4ee46d 2003-11-23 devnull {
137 7a4ee46d 2003-11-23 devnull 	Part *part;
138 7a4ee46d 2003-11-23 devnull 
139 7a4ee46d 2003-11-23 devnull 	fprint(2, "configure arenas in %s\n", file);
140 7a4ee46d 2003-11-23 devnull 	part = initpart(file, 0);
141 7a4ee46d 2003-11-23 devnull 	if(part == nil)
142 7a4ee46d 2003-11-23 devnull 		return nil;
143 7a4ee46d 2003-11-23 devnull 	return initarenapart(part);
144 7a4ee46d 2003-11-23 devnull }