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authorDavid Härdeman <david@hardeman.nu>2020-06-16 21:11:05 +0200
committerDavid Härdeman <david@hardeman.nu>2020-06-16 21:11:05 +0200
commit8f7b1623846d644a144d68168ec3529ccc83df51 (patch)
tree53221b22cd3b2a673c4ee7f0fbcdaa02af80d171
parent202fdce48fd8fb04778bd3c7e30a036a68b32ba2 (diff)
Convert cfgdir to use debugging
-rw-r--r--cfgdir.c11
-rw-r--r--config.c67
-rw-r--r--config.h7
3 files changed, 44 insertions, 41 deletions
diff --git a/cfgdir.c b/cfgdir.c
index 54a2e6e..040e016 100644
--- a/cfgdir.c
+++ b/cfgdir.c
@@ -100,7 +100,7 @@ scfg_parse(struct cfg *cfg, struct server *scfg)
{
char *pos = &scfg->tbuf.buf[0];
- if (!config_parse_header(cfg, "server", &pos))
+ if (!config_parse_header(cfg, scfg->name, "server", &pos))
return;
while (true) {
@@ -108,7 +108,8 @@ scfg_parse(struct cfg *cfg, struct server *scfg)
const char *keyname;
union cfg_value value;
- if (!config_parse_line(cfg, &pos, scfg_key_map, &key, &keyname, &value))
+ if (!config_parse_line(cfg, scfg->name, &pos, scfg_key_map,
+ &key, &keyname, &value))
break;
if (key == SCFG_KEY_INVALID)
@@ -141,7 +142,7 @@ scfg_parse(struct cfg *cfg, struct server *scfg)
case SCFG_KEY_LOCAL: {
struct sockaddr_in46 *addr, *tmp;
- list_for_each_entry_safe(addr, tmp, &value.addr_list, list) {
+ list_for_each_entry_safe(addr, tmp, &value.addrs, list) {
list_del(&addr->list);
server_add_local(cfg, scfg, addr);
}
@@ -151,7 +152,7 @@ scfg_parse(struct cfg *cfg, struct server *scfg)
case SCFG_KEY_REMOTE: {
struct sockaddr_in46 *addr, *tmp;
- list_for_each_entry_safe(addr, tmp, &value.addr_list, list) {
+ list_for_each_entry_safe(addr, tmp, &value.addrs, list) {
list_del(&addr->list);
server_add_remote(cfg, scfg, addr);
}
@@ -199,7 +200,7 @@ scfg_parse(struct cfg *cfg, struct server *scfg)
case SCFG_KEY_RCON: {
struct sockaddr_in46 *addr, *tmp;
- list_for_each_entry_safe(addr, tmp, &value.addr_list, list) {
+ list_for_each_entry_safe(addr, tmp, &value.addrs, list) {
list_del(&addr->list);
server_add_rcon(cfg, scfg, addr);
}
diff --git a/config.c b/config.c
index 47d0572..c2741db 100644
--- a/config.c
+++ b/config.c
@@ -75,7 +75,8 @@ strtosockaddrs(const char *str, struct list_head *list)
if (*str == '[') {
/* IPv6, [a:b:c...h]:p or [*]:p */
- fprintf(stderr, "Attempting to parse an IPv6 addr\n");
+ debug(DBG_CFG, "attempting to parse IPv6 addr (%s)\n", str);
+
str++;
tmp = strchr(str, ']');
if (!tmp)
@@ -106,7 +107,8 @@ strtosockaddrs(const char *str, struct list_head *list)
} else if (*str == '*') {
/* IPv4, *:p */
- fprintf(stderr, "Attempting to parse an IPv4 wildcard\n");
+ debug(DBG_CFG, "attempting to parse IPv4 addr (%s)\n", str);
+
str++;
if (*str != ':')
goto out;
@@ -127,7 +129,8 @@ strtosockaddrs(const char *str, struct list_head *list)
} else if ((tmp = strchr(str, ':'))) {
/* IPv4, a.b.c.d:p or IPv4/6 hostname:p */
- fprintf(stderr, "Got an IPv4:port or hostname:port\n");
+ debug(DBG_CFG, "attempting to parse IPv4 addr or hostname (%s)\n", str);
+
*tmp = '\0';
tmp++;
if (strtou16_strict(tmp, &port) < 0)
@@ -138,7 +141,7 @@ strtosockaddrs(const char *str, struct list_head *list)
goto out;
if (inet_pton(AF_INET, str, &addr->in4.sin_addr) > 0) {
- fprintf(stderr, "...Got an IPv4:port (0x%p, list 0x%p)\n", addr, &addr->list);
+ debug(DBG_CFG, "got an IPv4:port (%s)\n", str);
addr->in4.sin_family = AF_INET;
addr->in4.sin_port = htons(port);
addr->addrlen = sizeof(addr->in4);
@@ -159,14 +162,12 @@ strtosockaddrs(const char *str, struct list_head *list)
/* FIXME: This is completely synchronous but getaddrinfo_a is not very ergonomic */
r = getaddrinfo(str, tmp, &hints, &results);
if (r != 0) {
- fprintf(stderr, "gettaddrinfo(%s): %s\n", str, gai_strerror(r));
+ error("getaddrinfo(%s): %s\n", str, gai_strerror(r));
goto out;
}
- fprintf(stderr, "...Got an hostname:port\n");
+ debug(DBG_CFG, "got a hostname:port (%s)\n", str);
for (ai = results; ai; ai = ai->ai_next) {
- fprintf(stderr, "Got a result from getaddrinfo\n");
-
addr = zmalloc(sizeof(*addr));
if (!addr) {
freeaddrinfo(results);
@@ -195,7 +196,8 @@ strtosockaddrs(const char *str, struct list_head *list)
break;
}
default:
- fprintf(stderr, " Fam: Unknown (%i)\n", ai->ai_family);
+ error("getaddrinfo(%s): unknown address family (%i)\n",
+ str, ai->ai_family);
xfree(addr);
continue;
}
@@ -205,8 +207,8 @@ strtosockaddrs(const char *str, struct list_head *list)
} else if (strtou16_strict(tmp, &port) == 0) {
/* Port */
+ debug(DBG_CFG, "attempting to parse a port number (%s)\n", str);
- fprintf(stderr, "Attempting to parse a port\n");
addr = zmalloc(sizeof(*addr));
if (!addr)
goto out;
@@ -225,12 +227,14 @@ strtosockaddrs(const char *str, struct list_head *list)
addr->addrlen = sizeof(addr->in4);
list_add(&addr->list, list);
} else {
+ /* Unknown */
+ error("unable to parse address: %s\n", str);
goto out;
}
success:
if (list_empty(list)) {
- fprintf(stderr, "Success but empty list!?\n");
+ error("empty address list!?\n");
return false;
} else {
int i = 0;
@@ -238,16 +242,16 @@ success:
list_for_each_entry(addr, list, list)
i++;
- fprintf(stderr, "Success, %i entries\n", i);
+ debug(DBG_CFG, "parsed to %i addresses\n", i);
}
return true;
out:
if (!list_empty(list)) {
- struct sockaddr_in46 *tmpaddr;
+ struct sockaddr_in46 *tmp;
- list_for_each_entry_safe(addr, tmpaddr, list, list) {
+ list_for_each_entry_safe(addr, tmp, list, list) {
list_del(&addr->list);
xfree(addr);
}
@@ -257,21 +261,22 @@ out:
/* Returns true if theres data left to parse in buf */
bool
-config_parse_line(struct cfg *cfg, char **buf, struct cfg_key_value_map *kvmap,
- int *rkey, const char **rkeyname, union cfg_value *rvalue)
+config_parse_line(struct cfg *cfg, const char *filename, char **buf,
+ struct cfg_key_value_map *kvmap, int *rkey,
+ const char **rkeyname, union cfg_value *rvalue)
{
char *line, *tmp, *key;
int i;
- if (!cfg || !buf || !*buf || !kvmap || !rkey || !rvalue)
- die("%s: called with invalid parameters\n", __func__);
+ if (!cfg || !buf || !*buf || !kvmap || !rkey || !rkeyname || !rvalue)
+ die("%s: invalid parameters", filename);
eat_whitespace_and_comments(buf);
line = get_line(buf);
if (!line)
return false;
- printf("%s: examining line: %s\n", __func__, line);
+ debug(DBG_CFG, "%s: parsing config line: %s\n", filename, line);
tmp = line;
while (isspace(*tmp))
@@ -323,18 +328,11 @@ config_parse_line(struct cfg *cfg, char **buf, struct cfg_key_value_map *kvmap,
}
case CFG_VAL_TYPE_ADDRS: {
- if (!strtosockaddrs(tmp, &rvalue->addr_list))
+ if (!strtosockaddrs(tmp, &rvalue->addrs))
goto out;
- if (list_empty(&rvalue->addr_list)) {
- fprintf(stderr, "CFG_VAL_TYPE_ADDRS with zero list!?\n");
+ if (list_empty(&rvalue->addrs)) {
+ error("empty address list\n");
goto out;
- } else {
- int i = 0;
- struct list_head *pos;
-
- list_for_each(pos, &rvalue->addr_list)
- i++;
- fprintf(stderr, "CFG_VAL_TYPE_ADDRS with list %i entries\n", i);
}
break;
}
@@ -351,14 +349,16 @@ config_parse_line(struct cfg *cfg, char **buf, struct cfg_key_value_map *kvmap,
}
out:
- fprintf(stderr, "Invalid line\n");
+ /* FIXME: the line is already mangled here, a line number would be nice */
+ error("%s: invalid config line: %s\n", filename, line);
*rkey = 0;
*rkeyname = NULL;
return true;
}
bool
-config_parse_header(struct cfg *cfg, const char *title, char **buf)
+config_parse_header(struct cfg *cfg, const char *filename, const char *title,
+ char **buf)
{
char *line;
@@ -369,14 +369,15 @@ config_parse_header(struct cfg *cfg, const char *title, char **buf)
line = get_line(buf);
if (!line) {
- printf("Cfg: premature EOF\n");
+ error("%s: missing header in configuration file\n", filename);
return false;
} else {
char titlehdr[strlen(title) + 3];
sprintf(titlehdr, "[%s]", title);
if (strcmp(line, titlehdr)) {
- printf("Invalid header: %s\n", line);
+ printf("%s: incorrect header in configuration file\n",
+ filename);
return false;
}
}
diff --git a/config.h b/config.h
index 7a92c1c..2ea440a 100644
--- a/config.h
+++ b/config.h
@@ -17,14 +17,15 @@ struct cfg_key_value_map {
union cfg_value {
const char *str;
uint16_t uint16;
- struct list_head addr_list; /* FIXME: addrs */
+ struct list_head addrs;
};
-bool config_parse_line(struct cfg *cfg, char **buf,
+bool config_parse_line(struct cfg *cfg, const char *filename, char **buf,
struct cfg_key_value_map *kvmap,
int *rkey, const char **rkeyname,
union cfg_value *rvalue);
-bool config_parse_header(struct cfg *cfg, const char *title, char **buf);
+bool config_parse_header(struct cfg *cfg, const char *filename,
+ const char *title, char **buf);
#endif