code: mafs

ref: 285644aadb1b58735651a5068703372f8fc9adac
dir: /parseconfig.c/

#include "all.h"

Config *
parseconfig(s8 *cfg, Config *c)
{
	char *tokens[128], *nl;
	s32 n, i;

	n = tokenize(cfg, tokens, 128);
	if(n > 128)
		panic("cannot read config, increase tokens size\n");
	if(n == 0){
		panic("nil config");
	}
//	for(i=0; i<n; i++)
//		print("i %d has %s\n", i, tokens[i]);

	for(i = 0; i<n; i++){
		if(strcmp(tokens[i], "nblocks") == 0){
			if((c->nblocks = atoll(tokens[++i])) == 0)
				panic("mafs: %s initconfig(): invalid nblocks\n", service);
		}else if(strcmp(tokens[i], "disksize") == 0){
			if((c->size = atoll(tokens[++i])) == 0)
				panic("mafs: %s initconfig(): invalid disk size\n", service);
		}else if(strcmp(tokens[i], "backup") == 0 &&
					strcmp(tokens[i+1], "config") == 0){
				i++;
				if((c->config.srcbno = atoll(tokens[++i])) == 0)
					panic("mafs: %s initconfig(): invalid source config\n", service);
				i++; /* skip over to */
				if((c->config.dest[0] = atoll(tokens[++i])) == 0)
					panic("mafs: %s initconfig(): invalid destination config\n", service);
//				if((c->config.dest[1] = atoll(tokens[++i])) == 0)
//					panic("mafs: %s initconfig(): invalid destination config\n", service);
		}else if(strcmp(tokens[i], "backup") == 0 &&
					strcmp(tokens[i+1], "super") == 0){
				i++;
				if((c->super.srcbno = atoll(tokens[++i])) == 0)
					panic("mafs: %s initconfig(): invalid source super\n", service);
				i++; /* skip over to */
				if((c->super.dest[0] = atoll(tokens[++i])) == 0)
					panic("mafs: %s initconfig(): invalid destination super\n", service);
//				if((c->super.dest[1] = atoll(tokens[++i])) == 0)
//					panic("mafs: %s initconfig(): invalid destination super\n", service);
		}else if(strcmp(tokens[i], "backup") == 0 &&
					strcmp(tokens[i+1], "root") == 0){
				i++;
				if((c->root.srcbno = atoll(tokens[++i])) == 0)
					panic("mafs: %s initconfig(): invalid source root\n", service);
				i++; /* skip over to */
				if((c->root.dest[0] = atoll(tokens[++i])) == 0)
					panic("mafs: %s initconfig(): invalid destination root\n", service);
//				if((c->root.dest[1] = atoll(tokens[++i])) == 0)
//					panic("mafs: %s initconfig(): invalid destination root\n", service);
		}else if(strcmp(tokens[i], "service") == 0){
			snprint(c->service, Servicelen,"%s", tokens[++i]);
			if((nl=strchr(c->service, '\n')) != nil)
				*nl = '\0';
		}
	}
	if(chatty9p > 1)
	dprint("config:\n"
			"size %llud\n"
			"nblocks %llud\n"
			"backup config %llud to %llud\n"
			"backup super %llud to %llud\n"
			"backup root %llud to %llud\n"
			"service %s\n",
			c->size,
			c->nblocks,
			c->config.srcbno,
			c->config.dest[0],
			c->super.srcbno,
			c->super.dest[0],
			c->root.srcbno,
			c->root.dest[0],
			c->service);
	return c;
}