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From 220f360b81246a45d6246b85f7b6bf4133f3c213 Mon Sep 17 00:00:00 2001
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From: Chris Leech <cleech@redhat.com>
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Date: Tue, 13 Aug 2013 11:34:31 -0700
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Subject: [PATCH] idbm_rec_write, seperate old and new style writes
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Duplicates a small bit of code, but easier to understand and extened.
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---
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usr/idbm.c | 116 +++++++++++++++++++++++++++++++++++++++++--------------------
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1 file changed, 79 insertions(+), 37 deletions(-)
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diff --git a/usr/idbm.c b/usr/idbm.c
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index caec94f..2b4f0da 100644
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--- a/usr/idbm.c
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+++ b/usr/idbm.c
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@@ -2000,7 +2000,7 @@ mkdir_portal:
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return f;
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}
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-static int idbm_rec_write(node_rec_t *rec)
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+static int idbm_rec_write_new(node_rec_t *rec)
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{
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struct stat statb;
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FILE *f;
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@@ -2012,38 +2012,8 @@ static int idbm_rec_write(node_rec_t *rec)
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log_error("Could not alloc portal");
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return ISCSI_ERR_NOMEM;
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}
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-
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- snprintf(portal, PATH_MAX, "%s", NODE_CONFIG_DIR);
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- if (access(portal, F_OK) != 0) {
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- if (mkdir(portal, 0660) != 0) {
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- log_error("Could not make %s: %s", portal,
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- strerror(errno));
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- rc = ISCSI_ERR_IDBM;
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- goto free_portal;
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- }
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- }
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-
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- snprintf(portal, PATH_MAX, "%s/%s", NODE_CONFIG_DIR, rec->name);
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- if (access(portal, F_OK) != 0) {
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- if (mkdir(portal, 0660) != 0) {
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- log_error("Could not make %s: %s", portal,
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- strerror(errno));
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- rc = ISCSI_ERR_IDBM;
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- goto free_portal;
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- }
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- }
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-
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snprintf(portal, PATH_MAX, "%s/%s/%s,%d", NODE_CONFIG_DIR,
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rec->name, rec->conn[0].address, rec->conn[0].port);
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- log_debug(5, "Looking for config file %s", portal);
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-
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- rc = idbm_lock();
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- if (rc)
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- goto free_portal;
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-
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- if (rec->tpgt == PORTAL_GROUP_TAG_UNKNOWN)
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- /* drop down to old style portal as config */
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- goto open_conf;
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rc = stat(portal, &statb);
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if (rc) {
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@@ -2064,11 +2034,11 @@ static int idbm_rec_write(node_rec_t *rec)
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log_error("Could not convert %s: %s", portal,
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strerror(errno));
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rc = ISCSI_ERR_IDBM;
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- goto unlock;
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+ goto free_portal;
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}
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} else {
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rc = ISCSI_ERR_INVAL;
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- goto unlock;
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+ goto free_portal;
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}
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mkdir_portal:
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@@ -2079,24 +2049,96 @@ mkdir_portal:
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log_error("Could not make dir %s: %s",
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portal, strerror(errno));
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rc = ISCSI_ERR_IDBM;
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- goto unlock;
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+ goto free_portal;
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}
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}
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snprintf(portal, PATH_MAX, "%s/%s/%s,%d,%d/%s", NODE_CONFIG_DIR,
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rec->name, rec->conn[0].address, rec->conn[0].port, rec->tpgt,
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rec->iface.name);
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-open_conf:
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+/* open_conf: */
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f = fopen(portal, "w");
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if (!f) {
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log_error("Could not open %s: %s", portal, strerror(errno));
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rc = ISCSI_ERR_IDBM;
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- goto unlock;
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+ goto free_portal;
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}
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idbm_print(IDBM_PRINT_TYPE_NODE, rec, 1, f);
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fclose(f);
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-unlock:
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+free_portal:
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+ free(portal);
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+ return rc;
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+}
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+
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+static int idbm_rec_write_old(node_rec_t *rec)
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+{
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+ FILE *f;
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+ char *portal;
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+ int rc = 0;
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+
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+ portal = malloc(PATH_MAX);
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+ if (!portal) {
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+ log_error("Could not alloc portal");
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+ return ISCSI_ERR_NOMEM;
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+ }
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+ snprintf(portal, PATH_MAX, "%s/%s/%s,%d", NODE_CONFIG_DIR,
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+ rec->name, rec->conn[0].address, rec->conn[0].port);
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+
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+ f = fopen(portal, "w");
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+ if (!f) {
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+ log_error("Could not open %s: %s", portal, strerror(errno));
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+ rc = ISCSI_ERR_IDBM;
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+ goto free_portal;
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+ }
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+ idbm_print(IDBM_PRINT_TYPE_NODE, rec, 1, f);
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+ fclose(f);
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+free_portal:
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+ free(portal);
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+ return rc;
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+}
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+
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+static int idbm_rec_write(node_rec_t *rec)
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+{
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+ char *portal;
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+ int rc = 0;
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+
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+ portal = malloc(PATH_MAX);
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+ if (!portal) {
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+ log_error("Could not alloc portal");
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+ return ISCSI_ERR_NOMEM;
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+ }
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+
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+ snprintf(portal, PATH_MAX, "%s", NODE_CONFIG_DIR);
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+ if (access(portal, F_OK) != 0) {
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+ if (mkdir(portal, 0660) != 0) {
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+ log_error("Could not make %s: %s", portal,
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+ strerror(errno));
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+ rc = ISCSI_ERR_IDBM;
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+ goto free_portal;
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+ }
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+ }
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+
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+ snprintf(portal, PATH_MAX, "%s/%s", NODE_CONFIG_DIR, rec->name);
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+ if (access(portal, F_OK) != 0) {
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+ if (mkdir(portal, 0660) != 0) {
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+ log_error("Could not make %s: %s", portal,
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+ strerror(errno));
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+ rc = ISCSI_ERR_IDBM;
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+ goto free_portal;
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+ }
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+ }
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+
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+ rc = idbm_lock();
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+ if (rc)
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+ goto free_portal;
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+
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+ if (rec->tpgt == PORTAL_GROUP_TAG_UNKNOWN)
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+ /* old style portal as config */
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+ rc = idbm_rec_write_old(rec);
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+ else
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+ rc = idbm_rec_write_new(rec);
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+
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idbm_unlock();
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free_portal:
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free(portal);
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--
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2.5.5
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