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Diffstat (limited to 'server/nss/nsssrv_cmd.c')
-rw-r--r--server/nss/nsssrv_cmd.c146
1 files changed, 122 insertions, 24 deletions
diff --git a/server/nss/nsssrv_cmd.c b/server/nss/nsssrv_cmd.c
index f66dc88c..a1400487 100644
--- a/server/nss/nsssrv_cmd.c
+++ b/server/nss/nsssrv_cmd.c
@@ -19,16 +19,22 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include "ldb.h"
+#include "ldb_errors.h"
#include "util/util.h"
#include "nss/nsssrv.h"
+#include "nss/nsssrv_ldb.h"
+
+struct nss_cmd_ctx {
+ struct cli_ctx *cctx;
+};
struct nss_cmd_table {
enum sss_nss_command cmd;
- int (*fn)(struct event_context *ev, struct cli_ctx *cctx);
+ int (*fn)(struct cli_ctx *cctx);
};
-static int nss_cmd_get_version(struct event_context *ev,
- struct cli_ctx *cctx)
+static int nss_cmd_get_version(struct cli_ctx *cctx)
{
uint8_t *body;
size_t blen;
@@ -51,28 +57,75 @@ static int nss_cmd_get_version(struct event_context *ev,
return RES_SUCCESS;
}
-static int nss_cmd_getpwnam(struct event_context *ev,
- struct cli_ctx *cctx)
+static int nss_cmd_getpwnam_callback(void *ptr, int status,
+ struct ldb_result *res)
{
+ struct nss_cmd_ctx *nctx = talloc_get_type(ptr, struct nss_cmd_ctx);
+ struct cli_ctx *cctx = nctx->cctx;
+ struct ldb_message *msg;
uint8_t *body;
- size_t blen;
- int ret;
const char *name;
+ const char *fullname;
+ const char *homedir;
+ const char *shell;
+ uint64_t uid;
+ uint64_t gid;
+ size_t rsize, rp, rl, blen;
+ int ret;
- /* get user name to query */
- nss_get_body(cctx->creq->in, &body, &blen);
- name = (const char *)body;
- /* if not terminated fail */
- if (name[blen -1] != '\0') {
- return RES_INVALID_DATA;
+ if (res->count != 1) {
+ if (res->count > 1) {
+ DEBUG(1, ("getpwnam call returned more than oine result !?!\n"));
+ }
+ if (res->count == 0) {
+ DEBUG(2, ("No results for getpwnam call"));
+ }
+ ret = nss_packet_new(cctx->creq, 2*sizeof(uint32_t),
+ nss_get_cmd(cctx->creq->in),
+ &cctx->creq->out);
+ if (ret != RES_SUCCESS) {
+ return ret;
+ }
+ nss_get_body(cctx->creq->out, &body, &blen);
+ ((uint32_t *)body)[0] = 0; /* 0 results */
+ ((uint32_t *)body)[1] = 0; /* reserved */
+ goto done;
}
- /* TODO: async search data and return */
+ msg = res->msgs[0];
+
+ name = ldb_msg_find_attr_as_string(msg, NSS_PW_NAME, NULL);
+ fullname = ldb_msg_find_attr_as_string(msg, NSS_PW_FULLNAME, NULL);
+ homedir = ldb_msg_find_attr_as_string(msg, NSS_PW_HOMEDIR, NULL);
+ shell = ldb_msg_find_attr_as_string(msg, NSS_PW_SHELL, NULL);
+ uid = ldb_msg_find_attr_as_uint64(msg, NSS_PW_UIDNUM, 0);
+ gid = ldb_msg_find_attr_as_uint64(msg, NSS_PW_UIDNUM, 0);
+
+ if (!name || !fullname || !homedir || !shell || !uid || !gid) {
+ DEBUG(1, ("Incomplede user object?!? Aborting\n"));
- /* fake data for now */
+ ret = nss_packet_new(cctx->creq, 2*sizeof(uint32_t),
+ nss_get_cmd(cctx->creq->in),
+ &cctx->creq->out);
+ if (ret != RES_SUCCESS) {
+ return ret;
+ }
+ nss_get_body(cctx->creq->out, &body, &blen);
+ ((uint32_t *)body)[0] = 0; /* 0 results */
+ ((uint32_t *)body)[1] = 0; /* reserved */
+ goto done;
+ }
+
+ rsize = 2*sizeof(uint32_t);
+ rsize += 2*sizeof(uint64_t);
+ rsize += strlen(name) + 1;
+ rsize += 2; /* password always set to 'x' */
+ rsize += strlen(fullname) + 1;
+ rsize += strlen(homedir) + 1;
+ rsize += strlen(shell) + 1;
/* create response packet */
- ret = nss_packet_new(cctx->creq, 4+4+(8+8+4+2+4+10+10),
+ ret = nss_packet_new(cctx->creq, rsize,
nss_get_cmd(cctx->creq->in),
&cctx->creq->out);
if (ret != RES_SUCCESS) {
@@ -82,26 +135,71 @@ static int nss_cmd_getpwnam(struct event_context *ev,
((uint32_t *)body)[0] = 1; /* 1 result */
((uint32_t *)body)[1] = 0; /* reserved */
- ((uint64_t *)body)[1] = 1234; /* first result uid */
- ((uint64_t *)body)[2] = 1234; /* first result gid */
-
- name = "foo\0x\0foo\0/home/foo\0/bin/bash\0";
- memcpy(&body[24], name, (8+8+4+2+4+10+10));
-
+ ((uint64_t *)body)[1] = uid; /* first result uid */
+ ((uint64_t *)body)[2] = gid; /* first result gid */
+
+ rp = 2*sizeof(uint32_t) + 2*sizeof(uint64_t);
+ rl = strlen(name)+1;
+ memcpy(&body[rp], name, rl);
+ rp += rl;
+ rl = 2;
+ memcpy(&body[rp], "x", rl);
+ rp += rl;
+ rl = strlen(fullname)+1;
+ memcpy(&body[rp], fullname, rl);
+ rp += rl;
+ rl = strlen(homedir)+1;
+ memcpy(&body[rp], homedir, rl);
+ rp += rl;
+ rl = strlen(shell)+1;
+ memcpy(&body[rp], shell, rl);
+
+done:
/* now that the packet is in place, unlock queue
* making the event writable */
EVENT_FD_WRITEABLE(cctx->cfde);
+ /* free all request related data through the talloc hierarchy */
+ talloc_free(nctx);
+
return RES_SUCCESS;
}
+static int nss_cmd_getpwnam(struct cli_ctx *cctx)
+{
+ struct nss_cmd_ctx *nctx;
+ uint8_t *body;
+ size_t blen;
+ int ret;
+ const char *name;
+
+ /* get user name to query */
+ nss_get_body(cctx->creq->in, &body, &blen);
+ name = (const char *)body;
+ /* if not terminated fail */
+ if (name[blen -1] != '\0') {
+ return RES_INVALID_DATA;
+ }
+
+ nctx = talloc(cctx, struct nss_cmd_ctx);
+ if (!nctx) {
+ return RES_NOMEM;
+ }
+ nctx->cctx = cctx;
+
+ ret = nss_ldb_getpwnam(nctx, cctx->ev, cctx->ldb, name,
+ nss_cmd_getpwnam_callback, nctx);
+
+ return ret;
+}
+
struct nss_cmd_table nss_cmds[] = {
{SSS_NSS_GET_VERSION, nss_cmd_get_version},
{SSS_NSS_GETPWNAM, nss_cmd_getpwnam},
{SSS_NSS_NULL, NULL}
};
-int nss_cmd_execute(struct event_context *ev, struct cli_ctx *cctx)
+int nss_cmd_execute(struct cli_ctx *cctx)
{
enum sss_nss_command cmd;
int i;
@@ -110,7 +208,7 @@ int nss_cmd_execute(struct event_context *ev, struct cli_ctx *cctx)
for (i = 0; nss_cmds[i].cmd != SSS_NSS_NULL; i++) {
if (cmd == nss_cmds[i].cmd) {
- return nss_cmds[i].fn(ev, cctx);
+ return nss_cmds[i].fn(cctx);
}
}
generated by cgit (git 2.34.1) at 2024-11-04 19:18:30 +0000