/* LibMemcached
+ * Copyright (C) 2011-2013 Data Differential, http://datadifferential.com/
* Copyright (C) 2006-2009 Brian Aker
* All rights reserved.
*
*
*/
-#include "config.h"
+#include "mem_config.h"
-#include <iostream>
-#include <stdio.h>
-#include <stdlib.h>
-#include <inttypes.h>
-#include <unistd.h>
+#include <cerrno>
+#include <climits>
+#include <cstdio>
+#include <cstdlib>
+#include <cstdlib>
+#include <cstring>
+#include <fcntl.h>
#include <getopt.h>
-#include <sys/types.h>
+#include <iostream>
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
#include <sys/stat.h>
#include <sys/types.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <strings.h>
-#include <string.h>
#include <sys/types.h>
-#include <stdlib.h>
-#include <limits.h>
+#include <sys/types.h>
+#include <unistd.h>
-#include <libmemcached/memcached.h>
+#include <libmemcached-1.0/memcached.h>
#include "client_options.h"
#include "utilities.h"
/* Prototypes */
static void options_parse(int argc, char *argv[]);
-static int opt_binary=0;
+static bool opt_binary= false;
+static bool opt_udp= false;
+static bool opt_buffer= false;
static int opt_verbose= 0;
static char *opt_servers= NULL;
static char *opt_hash= NULL;
/* Check for various possible errors */
- if ((errno == ERANGE && (val == LONG_MAX || val == LONG_MIN))
- || (errno != 0 && val == 0))
+ if ((errno == ERANGE and (val == LONG_MAX or val == LONG_MIN))
+ or (errno != 0 && val == 0))
{
*error= true;
- return EXIT_SUCCESS;
+ return 0;
}
if (endptr == nptr)
{
*error= true;
- return EXIT_SUCCESS;
+ return 0;
}
*error= false;
int main(int argc, char *argv[])
{
- memcached_st *memc;
- memcached_return_t rc;
- memcached_server_st *servers;
-
- int return_code= 0;
options_parse(argc, argv);
+
+ if (optind >= argc)
+ {
+ fprintf(stderr, "Expected argument after options\n");
+ exit(EXIT_FAILURE);
+ }
+
initialize_sockets();
- memc= memcached_create(NULL);
+ memcached_st *memc= memcached_create(NULL);
+
+ if (opt_udp)
+ {
+ if (opt_verbose)
+ {
+ std::cout << "Enabling UDP" << std::endl;
+ }
+
+ if (memcached_failed(memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_USE_UDP, opt_udp)))
+ {
+ memcached_free(memc);
+ std::cerr << "Could not enable UDP protocol." << std::endl;
+ return EXIT_FAILURE;
+ }
+ }
+
+ if (opt_buffer)
+ {
+ if (opt_verbose)
+ {
+ std::cout << "Enabling MEMCACHED_BEHAVIOR_BUFFER_REQUESTS" << std::endl;
+ }
+
+ if (memcached_failed(memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BUFFER_REQUESTS, opt_buffer)))
+ {
+ memcached_free(memc);
+ std::cerr << "Could not enable MEMCACHED_BEHAVIOR_BUFFER_REQUESTS." << std::endl;
+ return EXIT_FAILURE;
+ }
+ }
+
process_hash_option(memc, opt_hash);
- if (!opt_servers)
+ if (opt_servers == NULL)
{
char *temp;
{
opt_servers= strdup(temp);
}
- else
+#if 0
+ else if (argc >= 1 and argv[--argc])
{
- fprintf(stderr, "No Servers provided\n");
- exit(1);
+ opt_servers= strdup(argv[argc]);
+ }
+#endif
+
+ if (opt_servers == NULL)
+ {
+ std::cerr << "No Servers provided" << std::endl;
+ exit(EXIT_FAILURE);
}
}
- if (opt_servers)
- servers= memcached_servers_parse(opt_servers);
- else
- servers= memcached_servers_parse(argv[--argc]);
+ memcached_server_st* servers= memcached_servers_parse(opt_servers);
+ if (servers == NULL or memcached_server_list_count(servers) == 0)
+ {
+ std::cerr << "Invalid server list provided:" << opt_servers << std::endl;
+ return EXIT_FAILURE;
+ }
memcached_server_push(memc, servers);
memcached_server_list_free(servers);
- memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL,
- (uint64_t)opt_binary);
-
+ memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL, opt_binary);
if (opt_username and LIBMEMCACHED_WITH_SASL_SUPPORT == 0)
{
memcached_free(memc);
}
}
+ int exit_code= EXIT_SUCCESS;
while (optind < argc)
{
- struct stat sbuf;
- int fd;
- char *ptr;
- ssize_t read_length;
- char *file_buffer_ptr;
-
- fd= open(argv[optind], O_RDONLY);
+ int fd= open(argv[optind], O_RDONLY);
if (fd < 0)
{
- fprintf(stderr, "memcp: %s: %s\n", argv[optind], strerror(errno));
+ std::cerr << "memcp " << argv[optind] << " " << strerror(errno) << std::endl;
optind++;
+ exit_code= EXIT_FAILURE;
continue;
}
- (void)fstat(fd, &sbuf);
+ struct stat sbuf;
+ if (fstat(fd, &sbuf) == -1)
+ {
+ std::cerr << "memcp " << argv[optind] << " " << strerror(errno) << std::endl;
+ optind++;
+ exit_code= EXIT_FAILURE;
+ continue;
+ }
- ptr= rindex(argv[optind], '/');
+ char *ptr= rindex(argv[optind], '/');
if (ptr)
+ {
ptr++;
+ }
else
+ {
ptr= argv[optind];
+ }
if (opt_verbose)
{
ptr, opt_flags, (unsigned long)opt_expires);
}
- if ((file_buffer_ptr= (char *)malloc(sizeof(char) * (size_t)sbuf.st_size)) == NULL)
+ // The file may be empty
+ char *file_buffer_ptr= NULL;
+ if (sbuf.st_size > 0)
{
- fprintf(stderr, "malloc: %s\n", strerror(errno));
- exit(1);
- }
+ if ((file_buffer_ptr= (char *)malloc(sizeof(char) * (size_t)sbuf.st_size)) == NULL)
+ {
+ std::cerr << "Error allocating file buffer(" << strerror(errno) << ")" << std::endl;
+ close(fd);
+ exit(EXIT_FAILURE);
+ }
- if ((read_length= read(fd, file_buffer_ptr, (size_t)sbuf.st_size)) == -1)
- {
- fprintf(stderr, "read: %s\n", strerror(errno));
- exit(1);
- }
+ ssize_t read_length;
+ if ((read_length= ::read(fd, file_buffer_ptr, (size_t)sbuf.st_size)) == -1)
+ {
+ std::cerr << "Error while reading file " << file_buffer_ptr << " (" << strerror(errno) << ")" << std::endl;
+ close(fd);
+ free(file_buffer_ptr);
+ exit(EXIT_FAILURE);
+ }
- if (read_length != sbuf.st_size)
- {
- fprintf(stderr, "Failure reading from file\n");
- exit(1);
+ if (read_length != sbuf.st_size)
+ {
+ std::cerr << "Failure while reading file. Read length was not equal to stat() length" << std::endl;
+ close(fd);
+ free(file_buffer_ptr);
+ exit(EXIT_FAILURE);
+ }
}
+ memcached_return_t rc;
if (opt_method == OPT_ADD)
+ {
rc= memcached_add(memc, ptr, strlen(ptr),
file_buffer_ptr, (size_t)sbuf.st_size,
opt_expires, opt_flags);
+ }
else if (opt_method == OPT_REPLACE)
+ {
rc= memcached_replace(memc, ptr, strlen(ptr),
file_buffer_ptr, (size_t)sbuf.st_size,
opt_expires, opt_flags);
+ }
else
+ {
rc= memcached_set(memc, ptr, strlen(ptr),
file_buffer_ptr, (size_t)sbuf.st_size,
opt_expires, opt_flags);
+ }
- if (rc != MEMCACHED_SUCCESS)
+ if (memcached_failed(rc))
{
- fprintf(stderr, "memcp: %s: memcache error %s",
- ptr, memcached_strerror(memc, rc));
- if (memcached_last_error_errno(memc))
- fprintf(stderr, " system error %s", strerror(memcached_last_error_errno(memc)));
- fprintf(stderr, "\n");
-
- return_code= -1;
+ std::cerr << "Error occrrured during memcached_set(): " << memcached_last_error_message(memc) << std::endl;
+ exit_code= EXIT_FAILURE;
}
- free(file_buffer_ptr);
- close(fd);
+ ::free(file_buffer_ptr);
+ ::close(fd);
optind++;
}
+ if (opt_verbose)
+ {
+ std::cout << "Calling memcached_free()" << std::endl;
+ }
+
memcached_free(memc);
if (opt_servers)
+ {
free(opt_servers);
+ }
+
if (opt_hash)
+ {
free(opt_hash);
+ }
- return return_code;
+ return exit_code;
}
static void options_parse(int argc, char *argv[])
{
- int option_index= 0;
- int option_rv;
-
memcached_programs_help_st help_options[]=
{
{0},
{
{(OPTIONSTRING)"version", no_argument, NULL, OPT_VERSION},
{(OPTIONSTRING)"help", no_argument, NULL, OPT_HELP},
+ {(OPTIONSTRING)"quiet", no_argument, NULL, OPT_QUIET},
+ {(OPTIONSTRING)"udp", no_argument, NULL, OPT_UDP},
+ {(OPTIONSTRING)"buffer", no_argument, NULL, OPT_BUFFER},
{(OPTIONSTRING)"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
{(OPTIONSTRING)"debug", no_argument, &opt_verbose, OPT_DEBUG},
{(OPTIONSTRING)"servers", required_argument, NULL, OPT_SERVERS},
{0, 0, 0, 0},
};
+ bool opt_version= false;
+ bool opt_help= false;
+ int option_index= 0;
+
while (1)
{
- option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
+ int option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
- if (option_rv == -1) break;
+ if (option_rv == -1)
+ break;
switch (option_rv)
{
case 0:
break;
+
case OPT_BINARY:
- opt_binary = 1;
+ opt_binary= true;
break;
+
case OPT_VERBOSE: /* --verbose or -v */
- opt_verbose = OPT_VERBOSE;
+ opt_verbose= OPT_VERBOSE;
break;
+
case OPT_DEBUG: /* --debug or -d */
- opt_verbose = OPT_DEBUG;
+ opt_verbose= OPT_DEBUG;
break;
+
case OPT_VERSION: /* --version or -V */
- version_command(PROGRAM_NAME);
+ opt_version= true;
break;
+
case OPT_HELP: /* --help or -h */
- help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options);
+ opt_help= true;
break;
+
case OPT_SERVERS: /* --servers or -s */
opt_servers= strdup(optarg);
break;
+
case OPT_FLAG: /* --flag */
{
bool strtol_error;
fprintf(stderr, "Bad value passed via --flag\n");
exit(1);
}
- break;
}
+ break;
+
case OPT_EXPIRE: /* --expire */
{
bool strtol_error;
- opt_expires= (time_t)strtol_wrapper(optarg, 16, &strtol_error);
+ opt_expires= (time_t)strtol_wrapper(optarg, 10, &strtol_error);
if (strtol_error == true)
{
- fprintf(stderr, "Bad value passed via --flag\n");
+ fprintf(stderr, "Bad value passed via --expire\n");
exit(1);
}
}
+ break;
+
case OPT_SET:
opt_method= OPT_SET;
break;
+
case OPT_REPLACE:
opt_method= OPT_REPLACE;
break;
+
case OPT_ADD:
opt_method= OPT_ADD;
break;
+
case OPT_HASH:
opt_hash= strdup(optarg);
break;
+
case OPT_USERNAME:
opt_username= optarg;
break;
+
case OPT_PASSWD:
opt_passwd= optarg;
break;
- case '?':
+
+ case OPT_QUIET:
+ close_stdio();
+ break;
+
+ case OPT_UDP:
+ opt_udp= true;
+ break;
+
+ case OPT_BUFFER:
+ opt_buffer= true;
+ break;
+
+ case '?':
/* getopt_long already printed an error message. */
exit(1);
default:
abort();
}
}
+
+ if (opt_version)
+ {
+ version_command(PROGRAM_NAME);
+ exit(EXIT_SUCCESS);
+ }
+
+ if (opt_help)
+ {
+ help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options);
+ exit(EXIT_SUCCESS);
+ }
}