#endif
#include <string.h>
+#include <assert.h>
#include <libxml/parser.h>
#include <libxml/tree.h>
#include <yaz/snprintf.h>
#include <yaz/tpath.h>
-#define CONFIG_NOEXTERNS
-#include "pazpar2_config.h"
-
-
-static NMEM nmem = 0;
-static char confdir[256] = ".";
+#if HAVE_GLOB_H
+#define USE_POSIX_GLOB 1
+#else
+#define USE_POSIX_GLOB 0
+#endif
-struct conf_config *config = 0;
+#if USE_POSIX_GLOB
+#include <glob.h>
+#endif
+#include <sys/types.h>
+#include <sys/stat.h>
+#if HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include "pazpar2_config.h"
+#include "settings.h"
+#include "eventl.h"
+#include "http.h"
-static
-struct conf_metadata * conf_metadata_assign(NMEM nmem,
- struct conf_metadata * metadata,
- const char *name,
- enum conf_metadata_type type,
- enum conf_metadata_merge merge,
- enum conf_setting_type setting,
- int brief,
- int termlist,
- int rank,
- int sortkey_offset,
- enum conf_metadata_mergekey mt)
+struct conf_config
{
- if (!nmem || !metadata || !name)
- return 0;
+ NMEM nmem; /* for conf_config and servers memory */
+ struct conf_server *servers;
+ WRBUF confdir;
+};
+
+
+static char *parse_settings(struct conf_config *config,
+ NMEM nmem, xmlNode *node);
+
+static struct conf_targetprofiles *parse_targetprofiles(NMEM nmem,
+ xmlNode *node);
+
+static void conf_metadata_assign(NMEM nmem,
+ struct conf_metadata * metadata,
+ const char *name,
+ enum conf_metadata_type type,
+ enum conf_metadata_merge merge,
+ enum conf_setting_type setting,
+ int brief,
+ int termlist,
+ int rank,
+ int sortkey_offset,
+ enum conf_metadata_mergekey mt)
+{
+ assert(nmem && metadata && name);
metadata->name = nmem_strdup(nmem, name);
metadata->rank = rank;
metadata->sortkey_offset = sortkey_offset;
metadata->mergekey = mt;
- return metadata;
}
-static
-struct conf_sortkey * conf_sortkey_assign(NMEM nmem,
- struct conf_sortkey * sortkey,
- const char *name,
- enum conf_sortkey_type type)
+static void conf_sortkey_assign(NMEM nmem,
+ struct conf_sortkey * sortkey,
+ const char *name,
+ enum conf_sortkey_type type)
{
- if (!nmem || !sortkey || !name)
- return 0;
+ assert(nmem && sortkey && name);
sortkey->name = nmem_strdup(nmem, name);
sortkey->type = type;
-
- return sortkey;
}
-struct conf_service * conf_service_create(NMEM nmem,
- int num_metadata, int num_sortkeys)
+struct conf_service *conf_service_create(struct conf_config *config,
+ int num_metadata, int num_sortkeys,
+ const char *service_id)
{
struct conf_service * service = 0;
+ NMEM nmem = nmem_create();
- //assert(nmem);
-
service = nmem_malloc(nmem, sizeof(struct conf_service));
-
+ service->nmem = nmem;
+ service->next = 0;
+ service->settings = 0;
+ service->databases = 0;
+ service->targetprofiles = 0;
+ service->config = config;
+
+ service->id = service_id ? nmem_strdup(nmem, service_id) : 0;
service->num_metadata = num_metadata;
service->metadata = 0;
if (service->num_metadata)
service->sortkeys
= nmem_malloc(nmem,
sizeof(struct conf_sortkey) * service->num_sortkeys);
-
- service->nmem = 0;
service->dictionary = 0;
return service;
}
-struct conf_metadata* conf_service_add_metadata(NMEM nmem,
- struct conf_service *service,
+struct conf_metadata* conf_service_add_metadata(struct conf_service *service,
int field_id,
const char *name,
enum conf_metadata_type type,
|| field_id < 0 || !(field_id < service->num_metadata))
return 0;
- //md = &((service->metadata)[field_id]);
md = service->metadata + field_id;
- md = conf_metadata_assign(nmem, md, name, type, merge, setting,
- brief, termlist, rank, sortkey_offset,
- mt);
+ conf_metadata_assign(service->nmem, md, name, type, merge, setting,
+ brief, termlist, rank, sortkey_offset,
+ mt);
return md;
}
-struct conf_sortkey * conf_service_add_sortkey(NMEM nmem,
- struct conf_service *service,
+struct conf_sortkey * conf_service_add_sortkey(struct conf_service *service,
int field_id,
const char *name,
enum conf_sortkey_type type)
//sk = &((service->sortkeys)[field_id]);
sk = service->sortkeys + field_id;
- sk = conf_sortkey_assign(nmem, sk, name, type);
+ conf_sortkey_assign(service->nmem, sk, name, type);
return sk;
}
return -1;
}
+static void conf_dir_path(struct conf_config *config, WRBUF w, const char *src)
+{
+ if (config->confdir && wrbuf_len(config->confdir) > 0 &&
+ !yaz_is_abspath(src))
+ {
+ wrbuf_printf(w, "%s/%s", wrbuf_cstr(config->confdir), src);
+ }
+ else
+ wrbuf_puts(w, src);
+}
+static void service_destroy(struct conf_service *service)
+{
+ if (service)
+ {
+ pp2_charset_destroy(service->relevance_pct);
+ pp2_charset_destroy(service->sort_pct);
+ pp2_charset_destroy(service->mergekey_pct);
+ nmem_destroy(service->nmem);
+ }
+}
-/* Code to parse configuration file */
-/* ==================================================== */
-
-static struct conf_service *parse_service(xmlNode *node)
+static struct conf_service *service_create(struct conf_config *config,
+ xmlNode *node,
+ const char *service_id,
+ const char *server_settings)
{
xmlNode *n;
int md_node = 0;
struct conf_service *service = 0;
int num_metadata = 0;
int num_sortkeys = 0;
+ int got_settings = 0;
// count num_metadata and num_sortkeys
for (n = node->children; n; n = n->next)
xmlFree(sortkey);
}
- service = conf_service_create(nmem, num_metadata, num_sortkeys);
+ service = conf_service_create(config,
+ num_metadata, num_sortkeys, service_id);
for (n = node->children; n; n = n->next)
{
if (n->type != XML_ELEMENT_NODE)
continue;
- if (!strcmp((const char *) n->name, (const char *) "metadata"))
+ if (!strcmp((const char *) n->name, "settings"))
+ got_settings++;
+ else if (!strcmp((const char *) n->name, (const char *) "targetprofiles"))
+ {
+ if (service->targetprofiles)
+ {
+ yaz_log(YLOG_FATAL, "Can't repeat targetprofiles");
+ return 0;
+ }
+ if (!(service->targetprofiles =
+ parse_targetprofiles(service->nmem, n)))
+ return 0;
+ }
+ else if (!strcmp((const char *) n->name, (const char *) "metadata"))
{
xmlChar *xml_name = xmlGetProp(n, (xmlChar *) "name");
xmlChar *xml_brief = xmlGetProp(n, (xmlChar *) "brief");
}
sortkey_offset = sk_node;
- conf_service_add_sortkey(nmem, service, sk_node,
+ conf_service_add_sortkey(service, sk_node,
(const char *) xml_name, sk_type);
sk_node++;
// metadata known, assign values
- conf_service_add_metadata(nmem, service, md_node,
+ conf_service_add_metadata(service, md_node,
(const char *) xml_name,
type, merge, setting,
brief, termlist, rank, sortkey_offset,
return 0;
}
}
+ init_settings(service);
+ if (got_settings)
+ {
+ int pass;
+ /* metadata has been read.. Consider now settings */
+ for (pass = 1; pass <= 2; pass++)
+ {
+ for (n = node->children; n; n = n->next)
+ {
+ if (n->type != XML_ELEMENT_NODE)
+ continue;
+ if (!strcmp((const char *) n->name, "settings"))
+ {
+ xmlChar *src = xmlGetProp(n, (xmlChar *) "src");
+ if (src)
+ {
+ WRBUF w = wrbuf_alloc();
+ conf_dir_path(config, w, (const char *) src);
+ settings_read_file(service, wrbuf_cstr(w), pass);
+ wrbuf_destroy(w);
+ xmlFree(src);
+ }
+ else
+ {
+ settings_read_node(service, n, pass);
+ }
+ }
+ }
+ }
+ }
+ else
+ {
+ if (server_settings)
+ {
+ settings_read_file(service, server_settings, 1);
+ settings_read_file(service, server_settings, 2);
+ }
+ }
return service;
}
-static char *parse_settings(xmlNode *node)
+static char *parse_settings(struct conf_config *config,
+ NMEM nmem, xmlNode *node)
{
xmlChar *src = xmlGetProp(node, (xmlChar *) "src");
char *r;
if (src)
{
- if (yaz_is_abspath((const char *) src))
- r = nmem_strdup(nmem, (const char *) src);
- else
- {
- r = nmem_malloc(nmem,
- strlen(confdir) + strlen((const char *) src) + 2);
- sprintf(r, "%s/%s", confdir, src);
- }
+ WRBUF w = wrbuf_alloc();
+ conf_dir_path(config, w, (const char *) src);
+ r = nmem_strdup(nmem, wrbuf_cstr(w));
+ wrbuf_destroy(w);
}
else
{
return r;
}
-static struct conf_server *parse_server(xmlNode *node)
+static struct conf_server *parse_server(struct conf_config *config,
+ NMEM nmem, xmlNode *node)
{
xmlNode *n;
+ const char *server_settings = 0;
struct conf_server *server = nmem_malloc(nmem, sizeof(struct conf_server));
server->host = 0;
server->proxy_host = 0;
server->proxy_port = 0;
server->myurl = 0;
+ server->proxy_addr = 0;
server->service = 0;
server->next = 0;
- server->settings = 0;
server->relevance_pct = 0;
server->sort_pct = 0;
server->mergekey_pct = 0;
}
else if (!strcmp((const char *) n->name, "settings"))
{
- if (server->settings)
+ if (server_settings)
{
yaz_log(YLOG_FATAL, "Can't repeat 'settings'");
return 0;
}
- if (!(server->settings = parse_settings(n)))
+ if (!(server_settings = parse_settings(config, nmem, n)))
return 0;
}
else if (!strcmp((const char *) n->name, "relevance"))
}
else if (!strcmp((const char *) n->name, "service"))
{
- struct conf_service *s = parse_service(n);
- if (!s)
+ char *service_id = (char *)
+ xmlGetProp(n, (xmlChar *) "id");
+
+ struct conf_service **sp = &server->service;
+ for (; *sp; sp = &(*sp)->next)
+ if ((*sp)->id && service_id &&
+ 0 == strcmp((*sp)->id, service_id))
+ {
+ yaz_log(YLOG_FATAL, "Duplicate service: %s", service_id);
+ break;
+ }
+ else if (!(*sp)->id && !service_id)
+ {
+ yaz_log(YLOG_FATAL, "Duplicate unnamed service");
+ break;
+ }
+
+ if (*sp) /* service already exist */
return 0;
- server->service = s;
+ else
+ {
+ struct conf_service *s = service_create(config, n,
+ service_id,
+ server_settings);
+ if (s)
+ {
+ if (server->relevance_pct)
+ {
+ s->relevance_pct = server->relevance_pct;
+ pp2_charset_incref(s->relevance_pct);
+ }
+ else
+ s->relevance_pct = pp2_charset_create(0);
+
+ if (server->sort_pct)
+ {
+ s->sort_pct = server->sort_pct;
+ pp2_charset_incref(s->sort_pct);
+ }
+ else
+ s->sort_pct = pp2_charset_create(0);
+
+ if (server->mergekey_pct)
+ {
+ s->mergekey_pct = server->mergekey_pct;
+ pp2_charset_incref(s->mergekey_pct);
+ }
+ else
+ s->mergekey_pct = pp2_charset_create(0);
+ *sp = s;
+ }
+ }
+ xmlFree(service_id);
}
else
{
return 0;
}
}
- if (!server->relevance_pct)
- server->relevance_pct = pp2_charset_create(0);
- if (!server->sort_pct)
- server->sort_pct = pp2_charset_create(0);
- if (!server->mergekey_pct)
- server->mergekey_pct = pp2_charset_create(0);
return server;
}
-xsltStylesheet *conf_load_stylesheet(const char *fname)
+xsltStylesheet *conf_load_stylesheet(struct conf_config *config,
+ const char *fname)
{
- char path[256];
- if (yaz_is_abspath(fname))
- yaz_snprintf(path, sizeof(path), fname);
- else
- yaz_snprintf(path, sizeof(path), "%s/%s", confdir, fname);
- return xsltParseStylesheetFile((xmlChar *) path);
+ WRBUF w = wrbuf_alloc();
+ xsltStylesheet *s;
+
+ conf_dir_path(config, w, fname);
+ s = xsltParseStylesheetFile((xmlChar *) wrbuf_cstr(w));
+ wrbuf_destroy(w);
+ return s;
}
-static struct conf_targetprofiles *parse_targetprofiles(xmlNode *node)
+static struct conf_targetprofiles *parse_targetprofiles(NMEM nmem,
+ xmlNode *node)
{
struct conf_targetprofiles *r = nmem_malloc(nmem, sizeof(*r));
xmlChar *type = xmlGetProp(node, (xmlChar *) "type");
return r;
}
-static struct conf_config *parse_config(xmlNode *root)
+struct conf_service *locate_service(struct conf_server *server,
+ const char *service_id)
{
- xmlNode *n;
- struct conf_config *r = nmem_malloc(nmem, sizeof(struct conf_config));
+ struct conf_service *s = server->service;
+ for (; s; s = s->next)
+ if (s->id && service_id && 0 == strcmp(s->id, service_id))
+ return s;
+ else if (!s->id && !service_id)
+ return s;
+ return 0;
+}
- r->servers = 0;
- r->targetprofiles = 0;
+
+static int parse_config(struct conf_config *config, xmlNode *root)
+{
+ xmlNode *n;
for (n = root->children; n; n = n->next)
{
continue;
if (!strcmp((const char *) n->name, "server"))
{
- struct conf_server *tmp = parse_server(n);
+ struct conf_server *tmp = parse_server(config, config->nmem, n);
if (!tmp)
- return 0;
- tmp->next = r->servers;
- r->servers = tmp;
+ return -1;
+ tmp->next = config->servers;
+ config->servers = tmp;
}
else if (!strcmp((const char *) n->name, "targetprofiles"))
{
- // It would be fun to be able to fix this sometime
- if (r->targetprofiles)
- {
- yaz_log(YLOG_FATAL, "Can't repeat targetprofiles");
- return 0;
- }
- if (!(r->targetprofiles = parse_targetprofiles(n)))
- return 0;
+ yaz_log(YLOG_FATAL, "targetprofiles unsupported here. Must be part of service");
+ return -1;
+
}
else
{
yaz_log(YLOG_FATAL, "Bad element: %s", n->name);
- return 0;
+ return -1;
}
}
- return r;
+ return 0;
}
-int read_config(const char *fname)
+static int process_config_includes(struct conf_config *config, xmlNode *n);
+
+static int config_include_one(struct conf_config *config, xmlNode **sib,
+ const char *path)
{
- xmlDoc *doc = xmlParseFile(fname);
- const char *p;
+ struct stat st;
+ if (stat(path, &st) < 0)
+ {
+ yaz_log(YLOG_FATAL|YLOG_ERRNO, "stat %s", path);
+ return -1;
+ }
+ else
+ {
+ if ((st.st_mode & S_IFMT) == S_IFREG)
+ {
+ xmlDoc *doc = xmlParseFile(path);
+ if (doc)
+ {
+ xmlNodePtr t = xmlDocGetRootElement(doc);
+ int ret = process_config_includes(config, t);
+ *sib = xmlAddNextSibling(*sib, xmlCopyNode(t, 1));
+ xmlFreeDoc(doc);
+ if (ret)
+ return -1;
+ }
+ else
+ {
+ yaz_log(YLOG_FATAL, "Could not parse %s", path);
+ return -1;
+ }
+ }
+ }
+ return 0;
+}
+
+static int config_include_src(struct conf_config *config, xmlNode **np,
+ const char *src)
+{
+ int ret = 0; /* return code. OK so far */
+ WRBUF w = wrbuf_alloc();
+ xmlNodePtr sib; /* our sibling that we append */
+ xmlNodePtr c; /* tmp node */
+
+ wrbuf_printf(w, " begin include src=\"%s\" ", src);
+
+ /* replace include element with a 'begin' comment */
+ sib = xmlNewComment((const xmlChar *) wrbuf_cstr(w));
+ xmlReplaceNode(*np, sib);
+
+ xmlFreeNode(*np);
- if (!nmem) // Initialize
+ wrbuf_rewind(w);
+ conf_dir_path(config, w, src);
+#if USE_POSIX_GLOB
{
- nmem = nmem_create();
- xmlSubstituteEntitiesDefault(1);
- xmlLoadExtDtdDefaultValue = 1;
+ size_t i;
+ glob_t glob_res;
+ glob(wrbuf_cstr(w), 0 /* flags */, 0 /* errfunc */, &glob_res);
+
+ for (i = 0; ret == 0 && i < glob_res.gl_pathc; i++)
+ {
+ const char *path = glob_res.gl_pathv[i];
+ ret = config_include_one(config, &sib, path);
+ }
+ globfree(&glob_res);
}
+#else
+ ret = config_include_one(config, &sib, wrbuf_cstr(w));
+#endif
+ wrbuf_rewind(w);
+ wrbuf_printf(w, " end include src=\"%s\" ", src);
+ c = xmlNewComment((const xmlChar *) wrbuf_cstr(w));
+ sib = xmlAddNextSibling(sib, c);
+
+ *np = sib;
+ wrbuf_destroy(w);
+ return ret;
+}
+
+static int process_config_includes(struct conf_config *config, xmlNode *n)
+{
+ for (; n; n = n->next)
+ {
+ if (n->type == XML_ELEMENT_NODE)
+ {
+ if (!strcmp((const char *) n->name, "include"))
+ {
+ xmlChar *src = xmlGetProp(n, (xmlChar *) "src");
+ if (src)
+ {
+ int ret = config_include_src(config, &n,
+ (const char *) src);
+ xmlFree(src);
+ if (ret)
+ return ret;
+
+ }
+ }
+ else
+ {
+ if (process_config_includes(config, n->children))
+ return -1;
+ }
+ }
+ }
+ return 0;
+}
+
+struct conf_config *config_create(const char *fname, int verbose)
+{
+ xmlDoc *doc = xmlParseFile(fname);
+ xmlNode *n;
+ const char *p;
+ int r;
+ NMEM nmem = nmem_create();
+ struct conf_config *config = nmem_malloc(nmem, sizeof(struct conf_config));
+
+ xmlSubstituteEntitiesDefault(1);
+ xmlLoadExtDtdDefaultValue = 1;
if (!doc)
{
yaz_log(YLOG_FATAL, "Failed to read %s", fname);
- exit(1);
+ return 0;
}
+
+ config->nmem = nmem;
+ config->servers = 0;
+
+ config->confdir = wrbuf_alloc();
if ((p = strrchr(fname,
#ifdef WIN32
'\\'
)))
{
int len = p - fname;
- if (len >= sizeof(confdir))
- len = sizeof(confdir)-1;
- strncpy(confdir, fname, len);
- confdir[len] = '\0';
+ wrbuf_write(config->confdir, fname, len);
+ }
+ wrbuf_puts(config->confdir, "");
+
+ n = xmlDocGetRootElement(doc);
+ r = process_config_includes(config, n);
+ if (r == 0) /* OK */
+ {
+ if (verbose)
+ {
+ yaz_log(YLOG_LOG, "Configuration %s after include processing",
+ fname);
+ xmlDocFormatDump(yaz_log_file(), doc, 0);
+ }
+ r = parse_config(config, n);
}
- config = parse_config(xmlDocGetRootElement(doc));
xmlFreeDoc(doc);
- if (config)
- return 1;
- else
+ if (r)
+ {
+ config_destroy(config);
return 0;
+ }
+ return config;
+}
+
+void server_destroy(struct conf_server *server)
+{
+ struct conf_service *s = server->service;
+ while (s)
+ {
+ struct conf_service *s_next = s->next;
+ service_destroy(s);
+ s = s_next;
+ }
+ pp2_charset_destroy(server->relevance_pct);
+ pp2_charset_destroy(server->sort_pct);
+ pp2_charset_destroy(server->mergekey_pct);
+}
+
+void config_destroy(struct conf_config *config)
+{
+ if (config)
+ {
+ struct conf_server *server = config->servers;
+ while (server)
+ {
+ struct conf_server *s_next = server->next;
+ server_destroy(server);
+ server = s_next;
+ }
+ wrbuf_destroy(config->confdir);
+ nmem_destroy(config->nmem);
+ }
+}
+
+void config_stop_listeners(struct conf_config *conf)
+{
+ struct conf_server *ser;
+ for (ser = conf->servers; ser; ser = ser->next)
+ http_close_server(ser);
}
+void config_start_databases(struct conf_config *conf)
+{
+ struct conf_server *ser;
+ for (ser = conf->servers; ser; ser = ser->next)
+ {
+ struct conf_service *s = ser->service;
+ for (;s ; s = s->next)
+ resolve_databases(s);
+ }
+}
+
+int config_start_listeners(struct conf_config *conf,
+ const char *listener_override)
+{
+ struct conf_server *ser;
+ for (ser = conf->servers; ser; ser = ser->next)
+ {
+ WRBUF w = wrbuf_alloc();
+ int r;
+ if (listener_override)
+ {
+ wrbuf_puts(w, listener_override);
+ listener_override = 0; /* only first server is overriden */
+ }
+ else
+ {
+ if (ser->host)
+ wrbuf_puts(w, ser->host);
+ if (ser->port)
+ {
+ if (wrbuf_len(w))
+ wrbuf_puts(w, ":");
+ wrbuf_printf(w, "%d", ser->port);
+ }
+ }
+ r = http_init(wrbuf_cstr(w), ser);
+ wrbuf_destroy(w);
+ if (r)
+ return -1;
+
+ w = wrbuf_alloc();
+ if (ser->proxy_host || ser->proxy_port)
+ {
+ if (ser->proxy_host)
+ wrbuf_puts(w, ser->proxy_host);
+ if (ser->proxy_port)
+ {
+ if (wrbuf_len(w))
+ wrbuf_puts(w, ":");
+ wrbuf_printf(w, "%d", ser->proxy_port);
+ }
+ }
+ if (wrbuf_len(w))
+ http_set_proxyaddr(wrbuf_cstr(w), ser);
+ wrbuf_destroy(w);
+ }
+ return 0;
+}
/*
* Local variables:
projects / pazpar2-moved-to-github.git / blobdiff