tdb2: remove: it's now in SAMBA where it belongs.

[ccan] / ccan / tdb2 / test / tdb1-external-agent.c

diff --git a/ccan/tdb2/test/tdb1-external-agent.c b/ccan/tdb2/test/tdb1-external-agent.c
deleted file mode 100644 (file)
index ffde077..0000000
--- a/ccan/tdb2/test/tdb1-external-agent.c
+++ /dev/null
@@ -1,188 +0,0 @@
-#include "tdb1-external-agent.h"
-#include "tdb1-lock-tracking.h"
-#include "logging.h"
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <unistd.h>
-#include <err.h>
-#include <fcntl.h>
-#include <stdlib.h>
-#include <limits.h>
-#include <string.h>
-#include <errno.h>
-#include <ccan/tdb2/tdb1_private.h>
-#include <ccan/tap/tap.h>
-#include <stdio.h>
-#include <stdarg.h>
-
-static struct tdb_context *tdb;
-
-static enum agent_return do_operation(enum operation op, const char *name)
-{
-       TDB_DATA k;
-       enum agent_return ret;
-       TDB_DATA data;
-
-       if (op != OPEN && !tdb) {
-               diag("external: No tdb open!");
-               return OTHER_FAILURE;
-       }
-
-       k.dptr = (void *)name;
-       k.dsize = strlen(name);
-
-       locking_would_block1 = 0;
-       switch (op) {
-       case OPEN:
-               if (tdb) {
-                       diag("Already have tdb %s open", tdb->name);
-                       return OTHER_FAILURE;
-               }
-               tdb = tdb_open(name, TDB_VERSION1, O_RDWR, 0, &tap_log_attr);
-               if (!tdb) {
-                       if (!locking_would_block1)
-                               diag("Opening tdb gave %s", strerror(errno));
-                       ret = OTHER_FAILURE;
-               } else
-                       ret = SUCCESS;
-               break;
-       case TRANSACTION_START:
-               ret = tdb_transaction_start(tdb) == TDB_SUCCESS ? SUCCESS : OTHER_FAILURE;
-               break;
-       case FETCH:
-               if (tdb_fetch(tdb, k, &data) != TDB_SUCCESS) {
-                       if (tdb->last_error == TDB_ERR_NOEXIST)
-                               ret = FAILED;
-                       else
-                               ret = OTHER_FAILURE;
-               } else if (data.dsize != k.dsize
-                          || memcmp(data.dptr, k.dptr, k.dsize) != 0) {
-                       ret = OTHER_FAILURE;
-               } else {
-                       ret = SUCCESS;
-               }
-               free(data.dptr);
-               break;
-       case STORE:
-               if (tdb_store(tdb, k, k, 0) == TDB_SUCCESS)
-                       ret = SUCCESS;
-               else
-                       ret = OTHER_FAILURE;
-               break;
-       case TRANSACTION_COMMIT:
-               ret = tdb_transaction_commit(tdb) == TDB_SUCCESS ? SUCCESS : OTHER_FAILURE;
-               break;
-       case CHECK:
-               ret = tdb_check(tdb, NULL, NULL) == TDB_SUCCESS ? SUCCESS : OTHER_FAILURE;
-               break;
-       case NEEDS_RECOVERY:
-               ret = tdb1_needs_recovery(tdb) ? SUCCESS : FAILED;
-               break;
-       case CLOSE:
-               ret = tdb_close(tdb) == 0 ? SUCCESS : OTHER_FAILURE;
-               tdb = NULL;
-               break;
-       default:
-               ret = OTHER_FAILURE;
-       }
-
-       if (locking_would_block1)
-               ret = WOULD_HAVE_BLOCKED;
-
-       return ret;
-}
-
-struct agent {
-       int cmdfd, responsefd;
-};
-
-/* Do this before doing any tdb stuff.  Return handle, or NULL. */
-struct agent *prepare_external_agent1(void)
-{
-       int pid, ret;
-       int command[2], response[2];
-       char name[1+PATH_MAX];
-
-       if (pipe(command) != 0 || pipe(response) != 0)
-               return NULL;
-
-       pid = fork();
-       if (pid < 0)
-               return NULL;
-
-       if (pid != 0) {
-               struct agent *agent = malloc(sizeof(*agent));
-
-               close(command[0]);
-               close(response[1]);
-               agent->cmdfd = command[1];
-               agent->responsefd = response[0];
-               return agent;
-       }
-
-       close(command[1]);
-       close(response[0]);
-
-       /* We want to fail, not block. */
-       nonblocking_locks1 = true;
-       log_prefix = "external: ";
-       while ((ret = read(command[0], name, sizeof(name))) > 0) {
-               enum agent_return result;
-
-               result = do_operation(name[0], name+1);
-               if (write(response[1], &result, sizeof(result))
-                   != sizeof(result))
-                       err(1, "Writing response");
-       }
-       exit(0);
-}
-
-/* Ask the external agent to try to do an operation. */
-enum agent_return external_agent_operation1(struct agent *agent,
-                                          enum operation op,
-                                          const char *name)
-{
-       enum agent_return res;
-       unsigned int len;
-       char *string;
-
-       if (!name)
-               name = "";
-       len = 1 + strlen(name) + 1;
-       string = malloc(len);
-
-       string[0] = op;
-       strcpy(string+1, name);
-
-       if (write(agent->cmdfd, string, len) != len
-           || read(agent->responsefd, &res, sizeof(res)) != sizeof(res))
-               res = AGENT_DIED;
-
-       free(string);
-       return res;
-}
-
-const char *agent_return_name1(enum agent_return ret)
-{
-       return ret == SUCCESS ? "SUCCESS"
-               : ret == WOULD_HAVE_BLOCKED ? "WOULD_HAVE_BLOCKED"
-               : ret == AGENT_DIED ? "AGENT_DIED"
-               : ret == FAILED ? "FAILED"
-               : ret == OTHER_FAILURE ? "OTHER_FAILURE"
-               : "**INVALID**";
-}
-
-const char *operation_name1(enum operation op)
-{
-       switch (op) {
-       case OPEN: return "OPEN";
-       case TRANSACTION_START: return "TRANSACTION_START";
-       case FETCH: return "FETCH";
-       case STORE: return "STORE";
-       case TRANSACTION_COMMIT: return "TRANSACTION_COMMIT";
-       case CHECK: return "CHECK";
-       case NEEDS_RECOVERY: return "NEEDS_RECOVERY";
-       case CLOSE: return "CLOSE";
-       }
-       return "**INVALID**";
-}