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cli.c
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/*
* Copyright (C) 2025 The pgagroal community
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may
* be used to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/* pgagroal */
#include <pgagroal.h>
#include <configuration.h>
#include <json.h>
#include <logging.h>
#include <management.h>
#include <memory.h>
#include <network.h>
#include <security.h>
#include <shmem.h>
#include <utils.h>
#include <value.h>
/* system */
#include <getopt.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <err.h>
#include <errno.h>
#include <openssl/ssl.h>
#define HELP 99
#define COMMAND_CANCELSHUTDOWN "cancel-shutdown"
#define COMMAND_CLEAR "clear"
#define COMMAND_CLEAR_SERVER "clear-server"
#define COMMAND_DISABLEDB "disable-db"
#define COMMAND_ENABLEDB "enable-db"
#define COMMAND_FLUSH "flush"
#define COMMAND_GRACEFULLY "shutdown-gracefully"
#define COMMAND_PING "ping"
#define COMMAND_RELOAD "reload"
#define COMMAND_SHUTDOWN "shutdown"
#define COMMAND_STATUS "status"
#define COMMAND_STATUS_DETAILS "status-details"
#define COMMAND_SWITCH_TO "switch-to"
#define COMMAND_CONFIG_LS "conf-ls"
#define COMMAND_CONFIG_GET "conf-get"
#define COMMAND_CONFIG_SET "conf-set"
#define OUTPUT_FORMAT_JSON "json"
#define OUTPUT_FORMAT_TEXT "text"
#define UNSPECIFIED "Unspecified"
static void display_helper(char* command);
static void help_cancel_shutdown(void);
/* static void help_config(void); */
static void help_clear(void);
static void help_conf(void);
static void help_disabledb(void);
static void help_enabledb(void);
static void help_flush(void);
static void help_ping(void);
static void help_shutdown(void);
static void help_status_details(void);
static void help_switch_to(void);
static int cancel_shutdown(SSL* ssl, int socket, uint8_t compression, uint8_t encryption, int32_t output_format);
static int conf_get(SSL* ssl, int socket, char* config_key, uint8_t compression, uint8_t encryption, int32_t output_format);
static int conf_ls(SSL* ssl, int socket, uint8_t compression, uint8_t encryption, int32_t output_format);
static int conf_set(SSL* ssl, int socket, char* config_key, char* config_value, uint8_t compression, uint8_t encryption, int32_t output_format);
static int details(SSL* ssl, int socket, uint8_t compression, uint8_t encryption, int32_t output_format);
static int disabledb(SSL* ssl, int socket, char* database, uint8_t compression, uint8_t encryption, int32_t output_format);
static int enabledb(SSL* ssl, int socket, char* database, uint8_t compression, uint8_t encryption, int32_t output_format);
static int flush(SSL* ssl, int socket, int32_t mode, char* database, uint8_t compression, uint8_t encryption, int32_t output_format);
static int gracefully(SSL* ssl, int socket, uint8_t compression, uint8_t encryption, int32_t output_format);
static int pgagroal_shutdown(SSL* ssl, int socket, uint8_t compression, uint8_t encryption, int32_t output_format);
static int ping(SSL* ssl, int socket, uint8_t compression, uint8_t encryption, int32_t output_format);
static int reload(SSL* ssl, int socket, uint8_t compression, uint8_t encryption, int32_t output_format);
static int clear(SSL* ssl, int socket, uint8_t compression, uint8_t encryption, int32_t output_format);
static int clear_server(SSL* ssl, int socket, char* server, uint8_t compression, uint8_t encryption, int32_t output_format);
static int status(SSL* ssl, int socket, uint8_t compression, uint8_t encryption, int32_t output_format);
static int switch_to(SSL* ssl, int socket, char* server, uint8_t compression, uint8_t encryption, int32_t output_format);
static int process_result(SSL* ssl, int socket, int32_t output_format);
static int process_ls_result(SSL* ssl, int socket, int32_t output_format);
static int process_get_result(SSL* ssl, int socket, char* config_key, int32_t output_format);
static int process_set_result(SSL* ssl, int socket, char* config_key, int32_t output_format);
static int get_conf_path_result(struct json* j, uintptr_t* r);
static int get_config_key_result(char* config_key, struct json* j, uintptr_t* r, int32_t output_format);
static char* translate_command(int32_t cmd_code);
static char* translate_output_format(int32_t out_code);
static char* translate_compression(int32_t compression_code);
static char* translate_encryption(int32_t encryption_code);
static void translate_json_object(struct json* j);
const struct pgagroal_command command_table[] = {
{
.command = "flush",
.subcommand = "",
.accepted_argument_count = {0, 1},
.action = MANAGEMENT_FLUSH,
.mode = FLUSH_GRACEFULLY,
.default_argument = "*",
.deprecated = false,
.log_message = "<flush gracefully> [%s]",
},
{
.command = "ping",
.subcommand = "",
.accepted_argument_count = {0},
.action = MANAGEMENT_PING,
.deprecated = false,
.log_message = "<ping>"
},
{
.command = "enable",
.subcommand = "",
.accepted_argument_count = {0, 1},
.action = MANAGEMENT_ENABLEDB,
.default_argument = "*",
.deprecated = false,
.log_message = "<enable> [%s]",
},
{
.command = "disable",
.subcommand = "",
.accepted_argument_count = {0, 1},
.action = MANAGEMENT_DISABLEDB,
.default_argument = "*",
.deprecated = false,
.log_message = "<disable> [%s]",
},
{
.command = "shutdown",
.subcommand = "",
.accepted_argument_count = {0},
.action = MANAGEMENT_GRACEFULLY,
.deprecated = false,
.log_message = "<shutdown gracefully>"
},
{
.command = "status",
.subcommand = "",
.accepted_argument_count = {0},
.action = MANAGEMENT_STATUS,
.deprecated = false,
.log_message = "<status>"
},
{
.command = "switch-to",
.subcommand = "",
.accepted_argument_count = {1},
.action = MANAGEMENT_SWITCH_TO,
.deprecated = false,
.log_message = "<switch-to> [%s]"
},
{
.command = "clear",
.subcommand = "",
.accepted_argument_count = {1},
.action = MANAGEMENT_CLEAR_SERVER,
.deprecated = false,
.log_message = "<clear server [%s]>",
},
{
.command = "shutdown",
.subcommand = "gracefully",
.accepted_argument_count = {0},
.action = MANAGEMENT_GRACEFULLY,
.deprecated = false,
.log_message = "<shutdown gracefully>"
},
{
.command = "shutdown",
.subcommand = "immediate",
.accepted_argument_count = {0},
.action = MANAGEMENT_SHUTDOWN,
.deprecated = false,
.log_message = "<shutdown immediate>"
},
{
.command = "shutdown",
.subcommand = "cancel",
.accepted_argument_count = {0},
.action = MANAGEMENT_CANCEL_SHUTDOWN,
.deprecated = false,
.log_message = "<shutdown cancel>"
},
{
.command = "conf",
.subcommand = "reload",
.accepted_argument_count = {0},
.action = MANAGEMENT_RELOAD,
.deprecated = false,
.log_message = "<conf reload>"
},
{
.command = "conf",
.subcommand = "ls",
.accepted_argument_count = {0},
.action = MANAGEMENT_CONFIG_LS,
.deprecated = false,
.log_message = "<conf ls>"
},
{
.command = "conf",
.subcommand = "get",
.accepted_argument_count = {0, 1},
.action = MANAGEMENT_CONFIG_GET,
.deprecated = false,
.log_message = "<conf get> [%s]"
},
{
.command = "conf",
.subcommand = "set",
.accepted_argument_count = {2},
.action = MANAGEMENT_CONFIG_SET,
.deprecated = false,
.log_message = "<conf set> [%s] = [%s]"
},
{
.command = "clear",
.subcommand = "server",
.accepted_argument_count = {0, 1},
.action = MANAGEMENT_CLEAR_SERVER,
.default_argument = "server",
.deprecated = false,
.log_message = "<clear server> [%s]",
},
{
.command = "flush",
.subcommand = "idle",
.accepted_argument_count = {0, 1},
.action = MANAGEMENT_FLUSH,
.mode = FLUSH_IDLE,
.default_argument = "*",
.deprecated = false,
.log_message = "<flush idle> [%s]",
},
{
.command = "flush",
.subcommand = "gracefully",
.accepted_argument_count = {0, 1},
.action = MANAGEMENT_FLUSH,
.mode = FLUSH_GRACEFULLY,
.default_argument = "*",
.deprecated = false,
.log_message = "<flush gracefully> [%s]",
},
{
.command = "flush",
.subcommand = "all",
.accepted_argument_count = {0, 1},
.action = MANAGEMENT_FLUSH,
.mode = FLUSH_ALL,
.default_argument = "*",
.deprecated = false,
.log_message = "<flush all> [%s]",
},
{
.command = "clear",
.subcommand = "prometheus",
.accepted_argument_count = {0},
.action = MANAGEMENT_CLEAR,
.deprecated = false,
.log_message = "<clear prometheus>"
},
{
.command = "status",
.subcommand = "details",
.accepted_argument_count = {0},
.action = MANAGEMENT_DETAILS,
.deprecated = false,
.log_message = "<status details>"
},
};
static void
version(void)
{
printf("pgagroal-cli %s\n", PGAGROAL_VERSION);
exit(1);
}
static void
usage(void)
{
printf("pgagroal-cli %s\n", PGAGROAL_VERSION);
printf(" Command line utility for pgagroal\n");
printf("\n");
printf("Usage:\n");
printf(" pgagroal-cli [ OPTIONS ] [ COMMAND ] \n");
printf("\n");
printf("Options:\n");
printf(" -c, --config CONFIG_FILE Set the path to the pgagroal.conf file\n");
printf(" Default: %s\n", PGAGROAL_DEFAULT_CONF_FILE);
printf(" -h, --host HOST Set the host name\n");
printf(" -p, --port PORT Set the port number\n");
printf(" -U, --user USERNAME Set the user name\n");
printf(" -P, --password PASSWORD Set the password\n");
printf(" -L, --logfile FILE Set the log file\n");
printf(" -F, --format text|json|raw Set the output format\n");
printf(" -C, --compress none|gz|zstd|lz4|bz2 Compress the wire protocol\n");
printf(" -E, --encrypt none|aes|aes256|aes192|aes128 Encrypt the wire protocol\n");
printf(" -v, --verbose Output text string of result\n");
printf(" -V, --version Display version information\n");
printf(" -?, --help Display help\n");
printf("\n");
printf("Commands:\n");
printf(" flush [mode] [database] Flush connections according to [mode].\n");
printf(" Allowed modes are:\n");
printf(" - 'gracefully' (default) to flush all connections gracefully\n");
printf(" - 'idle' to flush only idle connections\n");
printf(" - 'all' to flush all connections. USE WITH CAUTION!\n");
printf(" If no [database] name is specified, applies to all databases.\n");
printf(" ping Verifies if pgagroal is up and running\n");
printf(" enable [database] Enables the specified databases (or all databases)\n");
printf(" disable [database] Disables the specified databases (or all databases)\n");
printf(" shutdown [mode] Stops pgagroal pooler. The [mode] can be:\n");
printf(" - 'gracefully' (default) waits for active connections to quit\n");
printf(" - 'immediate' forces connections to close and terminate\n");
printf(" - 'cancel' avoid a previously issued 'shutdown gracefully'\n");
printf(" status [details] Status of pgagroal, with optional details\n");
printf(" switch-to <server> Switches to the specified primary server\n");
printf(" conf <action> Manages the configuration (e.g., reloads the configuration\n");
printf(" The subcommand <action> can be:\n");
printf(" - 'reload' to issue a configuration reload;\n");
printf(" - 'ls' lists the configuration files used.\n");
printf(" - 'get' to obtain information about a runtime configuration value;\n");
printf(" conf get <parameter_name>\n");
printf(" - 'set' to modify a configuration value;\n");
printf(" conf set <parameter_name> <parameter_value>;\n");
printf(" clear <what> Resets either the Prometheus statistics or the specified server.\n");
printf(" <what> can be\n");
printf(" - 'server' (default) followed by a server name\n");
printf(" - a server name on its own\n");
printf(" - 'prometheus' to reset the Prometheus metrics\n");
printf("\n");
printf("pgagroal: <%s>\n", PGAGROAL_HOMEPAGE);
printf("Report bugs: <%s>\n", PGAGROAL_ISSUES);
}
int
main(int argc, char** argv)
{
int socket = -1;
SSL* s_ssl = NULL;
int ret;
int exit_code = 0;
char* configuration_path = NULL;
char* host = NULL;
char* port = NULL;
char* username = NULL;
char* password = NULL;
bool verbose = false;
char* logfile = NULL;
int c;
int option_index = 0;
size_t size;
char un[MAX_USERNAME_LENGTH];
struct main_configuration* config = NULL;
bool remote_connection = false;
long l_port;
int32_t output_format = MANAGEMENT_OUTPUT_FORMAT_TEXT;
int32_t compression = MANAGEMENT_COMPRESSION_NONE;
int32_t encryption = MANAGEMENT_ENCRYPTION_NONE;
size_t command_count = sizeof(command_table) / sizeof(struct pgagroal_command);
struct pgagroal_parsed_command parsed = {.cmd = NULL, .args = {0}};
while (1)
{
static struct option long_options[] =
{
{"config", required_argument, 0, 'c'},
{"host", required_argument, 0, 'h'},
{"port", required_argument, 0, 'p'},
{"user", required_argument, 0, 'U'},
{"password", required_argument, 0, 'P'},
{"logfile", required_argument, 0, 'L'},
{"format", required_argument, 0, 'F' },
{"compress", required_argument, 0, 'C'},
{"encrypt", required_argument, 0, 'E'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
{"help", no_argument, 0, '?'}
};
c = getopt_long(argc, argv, "vV?c:h:p:U:P:L:F:C:E:",
long_options, &option_index);
if (c == -1)
{
break;
}
switch (c)
{
case 'c':
configuration_path = optarg;
break;
case 'h':
host = optarg;
break;
case 'p':
port = optarg;
break;
case 'U':
username = optarg;
break;
case 'P':
password = strdup(optarg);
if (password == NULL)
{
errx(1, "Error allocating memory for password");
}
break;
case 'L':
logfile = optarg;
break;
case 'F':
if (!strncmp(optarg, "json", MISC_LENGTH))
{
output_format = MANAGEMENT_OUTPUT_FORMAT_JSON;
}
else if (!strncmp(optarg, "raw", MISC_LENGTH))
{
output_format = MANAGEMENT_OUTPUT_FORMAT_RAW;
}
else if (!strncmp(optarg, "text", MISC_LENGTH))
{
output_format = MANAGEMENT_OUTPUT_FORMAT_TEXT;
}
else
{
warnx("pgagroal-cli: Format type is not correct");
exit(1);
}
break;
case 'C':
if (!strncmp(optarg, "gz", MISC_LENGTH))
{
compression = MANAGEMENT_COMPRESSION_GZIP;
}
else if (!strncmp(optarg, "zstd", MISC_LENGTH))
{
compression = MANAGEMENT_COMPRESSION_ZSTD;
}
else if (!strncmp(optarg, "lz4", MISC_LENGTH))
{
compression = MANAGEMENT_COMPRESSION_LZ4;
}
else if (!strncmp(optarg, "bz2", MISC_LENGTH))
{
compression = MANAGEMENT_COMPRESSION_BZIP2;
}
else if (!strncmp(optarg, "none", MISC_LENGTH))
{
break;
}
else
{
warnx("pgagroal-cli: Compress method is not correct");
exit(1);
}
break;
case 'E':
if (!strncmp(optarg, "aes", MISC_LENGTH))
{
encryption = MANAGEMENT_ENCRYPTION_AES256;
}
else if (!strncmp(optarg, "aes256", MISC_LENGTH))
{
encryption = MANAGEMENT_ENCRYPTION_AES256;
}
else if (!strncmp(optarg, "aes192", MISC_LENGTH))
{
encryption = MANAGEMENT_ENCRYPTION_AES192;
}
else if (!strncmp(optarg, "aes128", MISC_LENGTH))
{
encryption = MANAGEMENT_ENCRYPTION_AES128;
}
else if (!strncmp(optarg, "none", MISC_LENGTH))
{
break;
}
else
{
warnx("pgagroal-cli: Encrypt method is not correct");
exit(1);
}
break;
case 'v':
verbose = true;
break;
case 'V':
version();
break;
case '?':
usage();
exit(1);
break;
default:
break;
}
}
if (getuid() == 0)
{
errx(1, "Using the root account is not allowed");
}
// if the user has specified the host and port
// options, she wants a remote connection
// but both remote connection parameters have to be set
if (host != NULL || port != NULL)
{
remote_connection = host != NULL && port != NULL;
if (!remote_connection)
{
printf("pgagroal-cli: you need both -h and -p options to perform a remote connection\n");
exit(1);
}
}
// if the user has specified either a username or a password
// there must be all the other pieces for a remote connection
if ((username != NULL || password != NULL) && !remote_connection)
{
errx(1, "you need also -h and -p options to perform a remote connection");
}
// and she cannot use "local" and "remote" connections at the same time
if (configuration_path != NULL && remote_connection)
{
errx(1, "Use either -c or -h/-p to define endpoint");
}
if (argc <= 1)
{
usage();
exit(1);
}
size = sizeof(struct main_configuration);
if (pgagroal_create_shared_memory(size, HUGEPAGE_OFF, &shmem))
{
errx(1, "Error creating shared memory");
}
pgagroal_init_configuration(shmem);
if (configuration_path != NULL)
{
ret = pgagroal_read_configuration(shmem, configuration_path, false);
if (ret == PGAGROAL_CONFIGURATION_STATUS_FILE_NOT_FOUND)
{
errx(1, "Configuration not found: <%s>", configuration_path);
}
else if (ret == PGAGROAL_CONFIGURATION_STATUS_FILE_TOO_BIG)
{
errx(1, "Too many sections in the configuration file <%s>", configuration_path);
}
if (logfile)
{
config = (struct main_configuration*)shmem;
config->common.log_type = PGAGROAL_LOGGING_TYPE_FILE;
memset(&config->common.log_path[0], 0, MISC_LENGTH);
memcpy(&config->common.log_path[0], logfile, MIN(MISC_LENGTH - 1, strlen(logfile)));
}
if (pgagroal_start_logging())
{
errx(1, "Cannot start the logging subsystem");
}
config = (struct main_configuration*)shmem;
}
else
{
ret = pgagroal_read_configuration(shmem, PGAGROAL_DEFAULT_CONF_FILE, false);
if (ret != PGAGROAL_CONFIGURATION_STATUS_OK)
{
if (!remote_connection)
{
errx(1, "Host (-h) and port (-p) must be specified to connect to the remote host");
}
}
else
{
configuration_path = PGAGROAL_DEFAULT_CONF_FILE;
if (logfile)
{
config = (struct main_configuration*)shmem;
config->common.log_type = PGAGROAL_LOGGING_TYPE_FILE;
memset(&config->common.log_path[0], 0, MISC_LENGTH);
memcpy(&config->common.log_path[0], logfile, MIN(MISC_LENGTH - 1, strlen(logfile)));
}
if (pgagroal_start_logging())
{
errx(1, "Cannot start the logging subsystem");
}
}
}
if (!parse_command(argc, argv, optind, &parsed, command_table, command_count))
{
if (argc > optind)
{
char* command = argv[optind];
display_helper(command);
}
else
{
usage();
}
exit_code = 1;
goto done;
}
config = (struct main_configuration*)shmem;
if (!remote_connection)
{
/* Local connection */
if (pgagroal_connect_unix_socket(config->unix_socket_dir, MAIN_UDS, &socket))
{
exit_code = 1;
goto done;
}
}
else
{
/* Remote connection */
if (pgagroal_connect(host, atoi(port), &socket, config->keep_alive, config->non_blocking, config->nodelay))
{
/* Remote connection */
l_port = strtol(port, NULL, 10);
if ((errno == ERANGE && (l_port == LONG_MAX || l_port == LONG_MIN)) || (errno != 0 && l_port == 0))
{
warnx("Specified port %s out of range", port);
goto done;
}
// cannot connect to port less than 1024 because pgagroal
// cannot be run as root!
if (l_port <= 1024)
{
warnx("Not allowed port %ld", l_port);
goto done;
}
if (pgagroal_connect(host, (int)l_port, &socket, config->keep_alive, config->non_blocking, config->nodelay))
{
warnx("No route to host: %s:%ld\n", host, l_port);
goto done;
}
}
/* User name */
if (username == NULL)
{
username:
printf("User name: ");
memset(&un, 0, sizeof(un));
if (fgets(&un[0], sizeof(un), stdin) == NULL)
{
exit_code = 1;
goto done;
}
un[strlen(un) - 1] = 0;
username = &un[0];
}
if (username == NULL || strlen(username) == 0)
{
goto username;
}
/* Password */
if (password == NULL)
{
printf("Password : ");
password = pgagroal_get_password();
printf("\n");
}
for (int i = 0; i < strlen(password); i++)
{
if ((unsigned char)(*(password + i)) & 0x80)
{
warnx("pgagroal-cli: Bad credentials for %s\n", username);
goto done;
}
}
/* Authenticate */
if (pgagroal_remote_management_scram_sha256(username, password, socket, &s_ssl) != AUTH_SUCCESS)
{
printf("pgagroal-cli: Bad credentials for %s\n", username);
goto done;
}
}
if (parsed.cmd->action == MANAGEMENT_FLUSH)
{
exit_code = flush(s_ssl, socket, parsed.cmd->mode, parsed.args[0], compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_ENABLEDB)
{
exit_code = enabledb(s_ssl, socket, parsed.args[0], compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_DISABLEDB)
{
exit_code = disabledb(s_ssl, socket, parsed.args[0], compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_GRACEFULLY)
{
exit_code = gracefully(s_ssl, socket, compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_SHUTDOWN)
{
exit_code = pgagroal_shutdown(s_ssl, socket, compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_CANCEL_SHUTDOWN)
{
exit_code = cancel_shutdown(s_ssl, socket, compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_STATUS)
{
exit_code = status(s_ssl, socket, compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_DETAILS)
{
exit_code = details(s_ssl, socket, compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_PING)
{
exit_code = ping(s_ssl, socket, compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_CLEAR)
{
exit_code = clear(s_ssl, socket, compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_CLEAR_SERVER)
{
exit_code = clear_server(s_ssl, socket, parsed.args[0], compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_SWITCH_TO)
{
exit_code = switch_to(s_ssl, socket, parsed.args[0], compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_RELOAD)
{
if (configuration_path == NULL)
{
warnx("Configuration path has to specified to use <reload>");
parsed.cmd = NULL;
goto done;
}
else
{
exit_code = reload(s_ssl, socket, compression, encryption, output_format);
}
}
else if (parsed.cmd->action == MANAGEMENT_CONFIG_LS)
{
exit_code = conf_ls(s_ssl, socket, compression, encryption, output_format);
}
else if (parsed.cmd->action == MANAGEMENT_CONFIG_GET)
{
if (parsed.args[0])
{
exit_code = conf_get(s_ssl, socket, parsed.args[0], compression, encryption, output_format);
}
else
{
exit_code = conf_get(s_ssl, socket, NULL, compression, encryption, output_format);
}
}
else if (parsed.cmd->action == MANAGEMENT_CONFIG_SET)
{
exit_code = conf_set(s_ssl, socket, parsed.args[0], parsed.args[1], compression, encryption, output_format);
}
done:
if (s_ssl != NULL)
{
int res;
SSL_CTX* ctx = SSL_get_SSL_CTX(s_ssl);
res = SSL_shutdown(s_ssl);
if (res == 0)
{
SSL_shutdown(s_ssl);
}
SSL_free(s_ssl);
SSL_CTX_free(ctx);
}
pgagroal_disconnect(socket);
pgagroal_stop_logging();
pgagroal_destroy_shared_memory(shmem, size);
free(password);
if (verbose)
{
warnx("%s (%d)", exit_code == 0 ? "Success" : "Error", exit_code);
}
return exit_code;
}
static void
help_cancel_shutdown(void)
{
printf("Cancel shutdown of pgagroal\n");
printf(" pgagroal-cli cancel-shutdown\n");
}
static void
help_shutdown(void)
{
printf("Shutdown pgagroal\n");
printf(" pgagroal-cli shutdown\n");
}
static void
help_ping(void)
{
printf("Check if pgagroal is alive\n");
printf(" pgagroal-cli ping\n");
}
static void
help_status_details(void)
{
printf("Status of pgagroal\n");
printf(" pgagroal-cli status [details]\n");
}
static void
help_disabledb(void)
{
printf("Disable a database\n");
printf(" pgagroal-cli disabledb <database>|*\n");
}
static void
help_enabledb(void)
{
printf("Enable a database\n");
printf(" pgagroal-cli enabledb <database>|*\n");
}
static void
help_conf(void)
{
printf("Manage the configuration\n");
printf(" pgagroal-cli conf [reload]\n");
printf(" pgagroal-cli conf [ls]\n");
printf(" pgagroal-cli conf [get] <parameter_name>\n");
printf(" pgagroal-cli conf [set] <parameter_name> <parameter_value>\n");
}
static void
help_clear(void)
{
printf("Reset data\n");
printf(" pgagroal-cli clear [prometheus]\n");
}
static void
help_flush(void)
{
printf("Flush connections\n");
printf(" pgagroal-cli flush [gracefully|idle|all] [*|<database>]\n");
}
static void
help_switch_to(void)
{
printf("Switch to another primary server\n");
printf(" pgagroal-cli switch-to <server>\n");
}
static void
display_helper(char* command)
{
if (!strcmp(command, COMMAND_CANCELSHUTDOWN))
{
help_cancel_shutdown();
}
else if (!strcmp(command, COMMAND_CONFIG_GET) ||
!strcmp(command, COMMAND_CONFIG_LS) ||
!strcmp(command, COMMAND_CONFIG_SET) ||
!strcmp(command, COMMAND_RELOAD))
{
help_conf();
}
else if (!strcmp(command, COMMAND_DISABLEDB))
{
help_disabledb();
}
else if (!strcmp(command, COMMAND_ENABLEDB))
{
help_enabledb();
}
else if (!strcmp(command, COMMAND_FLUSH))
{
help_flush();
}
else if (!strcmp(command, COMMAND_PING))
{
help_ping();
}
else if (!strcmp(command, COMMAND_CLEAR) ||
!strcmp(command, COMMAND_CLEAR_SERVER))
{
help_clear();
}
else if (!strcmp(command, COMMAND_SHUTDOWN))
{
help_shutdown();
}
else if (!strcmp(command, COMMAND_STATUS))
{
help_status_details();
}
else if (!strcmp(command, COMMAND_SWITCH_TO))
{
help_switch_to();
}
else
{
usage();
}
}
static int
flush(SSL* ssl, int socket, int32_t mode, char* database, uint8_t compression, uint8_t encryption, int32_t output_format)
{
if (pgagroal_management_request_flush(ssl, socket, mode, database, compression, encryption, output_format))
{
goto error;
}
if (process_result(ssl, socket, output_format))
{
goto error;
}
return 0;
error:
return 1;
}
static int
enabledb(SSL* ssl, int socket, char* database, uint8_t compression, uint8_t encryption, int32_t output_format)
{
if (pgagroal_management_request_enabledb(ssl, socket, database, compression, encryption, output_format))