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Feature: Allow prefix matching aliases

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This commit is contained in:
Philipp Schafft 2018-05-28 09:37:28 +00:00
parent 6c0b0e2976
commit 29c0501237
3 changed files with 25 additions and 5 deletions
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6
src/cfgfile.c
View File

@ -1989,7 +1989,7 @@ static void _parse_paths(xmlDocPtr doc,
if (configuration->adminroot_dir[strlen(configuration->adminroot_dir)-1] == '/')
configuration->adminroot_dir[strlen(configuration->adminroot_dir)-1] = 0;
} else if (xmlStrcmp(node->name, XMLSTR("resource")) == 0 || xmlStrcmp(node->name, XMLSTR("alias")) == 0) {
alias = malloc(sizeof(aliases));
alias = calloc(1, sizeof(aliases));
alias->next = NULL;
alias->source = (char *)xmlGetProp(node, XMLSTR("source"));
alias->destination = (char *)xmlGetProp(node, XMLSTR("destination"));
@ -2021,6 +2021,10 @@ static void _parse_paths(xmlDocPtr doc,
} else {
alias->omode = OMODE_DEFAULT;
}
temp = (char *)xmlGetProp(node, XMLSTR("prefixmatch"));
alias->flags |= util_str_to_bool(temp) ? ALIAS_FLAG_PREFIXMATCH : 0;
current = configuration->aliases;
last = NULL;
while (current) {

3
src/cfgfile.h
View File

@ -155,6 +155,8 @@ typedef struct _mount_proxy {
struct _mount_proxy *next;
} mount_proxy;
#define ALIAS_FLAG_PREFIXMATCH 0x0001
typedef struct _aliases {
char *source;
char *destination;
@ -162,6 +164,7 @@ typedef struct _aliases {
char *bind_address;
char *vhost;
operation_mode omode;
unsigned int flags;
struct _aliases *next;
} aliases;

21
src/connection.c
View File

@ -1112,8 +1112,15 @@ static int _handle_aliases(client_t *client, char **uri)
/* We check for several aspects, if they DO NOT match, we continue with our search. */
/* Check for the URI to match. */
if (strcmp(*uri, alias->source) != 0)
continue;
if (alias->flags & ALIAS_FLAG_PREFIXMATCH) {
size_t len = strlen(alias->source);
if (strncmp(*uri, alias->source, len) != 0)
continue;
ICECAST_LOG_DEBUG("Match: *uri='%s', alias->source='%s', len=%zu", *uri, alias->source, len);
} else {
if (strcmp(*uri, alias->source) != 0)
continue;
}
/* Check for the server's port to match. */
if (alias->port != -1 && alias->port != serverport)
@ -1129,8 +1136,14 @@ static int _handle_aliases(client_t *client, char **uri)
/* Ok, we found a matching entry. */
if (alias->destination)
new_uri = strdup(alias->destination);
if (alias->destination) {
if (alias->flags & ALIAS_FLAG_PREFIXMATCH) {
size_t len = strlen(alias->source);
asprintf(&new_uri, "%s%s", alias->destination, (*uri) + len);
} else {
new_uri = strdup(alias->destination);
}
}
if (alias->omode != OMODE_DEFAULT)
client->mode = alias->omode;
ICECAST_LOG_DEBUG("alias has made %s into %s", *uri, new_uri);