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authorJan Zeleny <jzeleny@redhat.com>2012-06-05 08:44:20 -0400
committerJakub Hrozek <jhrozek@redhat.com>2012-08-01 16:19:41 +0200
commitd7e3035f018828fcd41b0cc1c0012fab6012f782 (patch)
tree4015b81cfbc6e2a95967f1e08f36a548a91032a0
parentb418d3b65c95f02b82268188f17d27fc1b1b49f0 (diff)
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Primary server support: LDAP adaptation
This patch adds support for the primary server functionality into LDAP provider. No backup servers are added at the moment, just the basic support is in place.
-rw-r--r--src/providers/ldap/ldap_common.c111
-rw-r--r--src/providers/ldap/ldap_common.h3
-rw-r--r--src/providers/ldap/ldap_init.c5
3 files changed, 84 insertions, 35 deletions
diff --git a/src/providers/ldap/ldap_common.c b/src/providers/ldap/ldap_common.c
index 24c6e124..76236743 100644
--- a/src/providers/ldap/ldap_common.c
+++ b/src/providers/ldap/ldap_common.c
@@ -1072,7 +1072,7 @@ int sdap_gssapi_init(TALLOC_CTX *mem_ctx,
}
ret = krb5_service_init(mem_ctx, bectx, SSS_KRB5KDC_FO_SRV, krb5_servers,
- krb5_realm, &service);
+ NULL, krb5_realm, &service);
if (ret != EOK) {
DEBUG(0, ("Failed to init KRB5 failover service!\n"));
goto done;
@@ -1106,44 +1106,25 @@ done:
return ret;
}
-int sdap_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
- const char *service_name, const char *dns_service_name,
- const char *urls, struct sdap_service **_service)
+errno_t sdap_urls_init(struct be_ctx *ctx,
+ struct sdap_service *service,
+ const char *service_name,
+ const char *dns_service_name,
+ const char *urls,
+ bool primary)
{
TALLOC_CTX *tmp_ctx;
- struct sdap_service *service;
- LDAPURLDesc *lud;
- char **list = NULL;
char *srv_user_data;
- int ret;
+ char **list = NULL;
+ LDAPURLDesc *lud;
+ errno_t ret;
int i;
- tmp_ctx = talloc_new(memctx);
+ tmp_ctx = talloc_new(NULL);
if (!tmp_ctx) {
return ENOMEM;
}
- service = talloc_zero(tmp_ctx, struct sdap_service);
- if (!service) {
- ret = ENOMEM;
- goto done;
- }
-
- ret = be_fo_add_service(ctx, service_name);
- if (ret != EOK) {
- DEBUG(1, ("Failed to create failover service!\n"));
- goto done;
- }
-
- service->name = talloc_strdup(service, service_name);
- if (!service->name) {
- ret = ENOMEM;
- goto done;
- }
-
- if (!urls) {
- urls = BE_SRV_IDENTIFIER;
- }
/* split server parm into a list */
ret = split_on_separator(tmp_ctx, urls, ',', true, &list, NULL);
@@ -1198,17 +1179,83 @@ int sdap_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
talloc_steal(service, list[i]);
ret = be_fo_add_server(ctx, service->name, lud->lud_host,
- lud->lud_port, list[i], true);
+ lud->lud_port, list[i], primary);
ldap_free_urldesc(lud);
if (ret) {
goto done;
}
}
+done:
+ talloc_free(tmp_ctx);
+ return ret;
+}
+
+int sdap_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
+ const char *service_name, const char *dns_service_name,
+ const char *urls, const char *backup_urls,
+ struct sdap_service **_service)
+{
+ TALLOC_CTX *tmp_ctx;
+ struct sdap_service *service;
+ int ret;
+
+ tmp_ctx = talloc_new(NULL);
+ if (!tmp_ctx) {
+ return ENOMEM;
+ }
+
+ service = talloc_zero(tmp_ctx, struct sdap_service);
+ if (!service) {
+ ret = ENOMEM;
+ goto done;
+ }
+
+ ret = be_fo_add_service(ctx, service_name);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_CRIT_FAILURE, ("Failed to create failover service!\n"));
+ goto done;
+ }
+
+ service->name = talloc_strdup(service, service_name);
+ if (!service->name) {
+ ret = ENOMEM;
+ goto done;
+ }
+
+ if (!urls) {
+ if (backup_urls) {
+ DEBUG(SSSDBG_CONF_SETTINGS, ("Missing primary LDAP URL but "
+ "backup URL given - using it "
+ "as primary!\n"));
+ urls = backup_urls;
+ backup_urls = NULL;
+ }
+ else {
+ DEBUG(SSSDBG_CONF_SETTINGS, ("Missing primary and backup LDAP "
+ "URLs - using service discovery!\n"));
+ urls = BE_SRV_IDENTIFIER;
+ }
+ }
+
+ ret = sdap_urls_init(ctx, service, service_name, dns_service_name,
+ urls, true);
+ if (ret != EOK) {
+ goto done;
+ }
+
+ if (backup_urls) {
+ ret = sdap_urls_init(ctx, service, service_name, dns_service_name,
+ backup_urls, false);
+ if (ret != EOK) {
+ goto done;
+ }
+ }
+
ret = be_fo_service_add_callback(memctx, ctx, service->name,
sdap_uri_callback, service);
if (ret != EOK) {
- DEBUG(1, ("Failed to add failover callback!\n"));
+ DEBUG(SSSDBG_CRIT_FAILURE, ("Failed to add failover callback!\n"));
goto done;
}
diff --git a/src/providers/ldap/ldap_common.h b/src/providers/ldap/ldap_common.h
index 1a458ec9..1773f37e 100644
--- a/src/providers/ldap/ldap_common.h
+++ b/src/providers/ldap/ldap_common.h
@@ -98,7 +98,8 @@ void sdap_handler_done(struct be_req *req, int dp_err,
int sdap_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
const char *service_name, const char *dns_service_name,
- const char *urls, struct sdap_service **_service);
+ const char *urls, const char *backup_urls,
+ struct sdap_service **_service);
int sdap_gssapi_init(TALLOC_CTX *mem_ctx,
struct dp_option *opts,
diff --git a/src/providers/ldap/ldap_init.c b/src/providers/ldap/ldap_init.c
index 77b6bbe9..90e5f666 100644
--- a/src/providers/ldap/ldap_init.c
+++ b/src/providers/ldap/ldap_init.c
@@ -122,7 +122,8 @@ int sssm_ldap_id_init(struct be_ctx *bectx,
}
ret = sdap_service_init(ctx, ctx->be, "LDAP",
- dns_service_name, urls, &ctx->service);
+ dns_service_name, urls, NULL,
+ &ctx->service);
if (ret != EOK) {
DEBUG(1, ("Failed to initialize failover service!\n"));
goto done;
@@ -243,7 +244,7 @@ int sssm_ldap_chpass_init(struct be_ctx *bectx,
ctx->chpass_service = NULL;
} else {
ret = sdap_service_init(ctx, ctx->be, "LDAP_CHPASS", dns_service_name,
- urls, &ctx->chpass_service);
+ urls, NULL, &ctx->chpass_service);
if (ret != EOK) {
DEBUG(1, ("Failed to initialize failover service!\n"));
goto done;