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pgbackrest/test/src/module/command/helpTest.c
David Steele 24f725212d Add beta feature infrastructure.
This allows options to be marked as beta, which will require that the --beta option be supplied to prevent accidental usage of a beta feature.

The online and command-line documentation also show warnings when options are beta.
2023-03-10 15:30:27 +07:00

568 lines
31 KiB
C

/***********************************************************************************************************************************
Test Help Command
***********************************************************************************************************************************/
#include "config/load.h"
#include "config/parse.h"
#include "storage/helper.h"
#include "storage/posix/storage.h"
#include "version.h"
#include "common/harnessConfig.h"
#include "common/harnessStorage.h"
/***********************************************************************************************************************************
Configuration load with just enough functionality to test help
***********************************************************************************************************************************/
static void
testCfgLoad(const StringList *const argList)
{
FUNCTION_HARNESS_BEGIN();
FUNCTION_HARNESS_PARAM(STRING_LIST, argList);
FUNCTION_HARNESS_END();
// Parse config
configParse(storageLocal(), strLstSize(argList), strLstPtr(argList), false);
// Apply special option rules
cfgLoadUpdateOption();
FUNCTION_HARNESS_RETURN_VOID();
}
/***********************************************************************************************************************************
Test Run
***********************************************************************************************************************************/
static void
testRun(void)
{
FUNCTION_HARNESS_VOID();
// Create help data
const BldCfg bldCfg = bldCfgParse(storagePosixNewP(HRN_PATH_REPO_STR));
const Buffer *const helpData = bldHlpRenderHelpAutoCCmp(bldCfg, bldHlpParse(storagePosixNewP(HRN_PATH_REPO_STR), bldCfg));
// Program name a version are used multiple times
const char *helpVersion = PROJECT_NAME " " PROJECT_VERSION;
// General help text is used in more than one test
const char *generalHelp = zNewFmt(
"%s - General help\n"
"\n"
"Usage:\n"
" pgbackrest [options] [command]\n"
"\n"
"Commands:\n"
" annotate Add or modify backup annotation.\n"
" archive-get Get a WAL segment from the archive.\n"
" archive-push Push a WAL segment to the archive.\n"
" backup Backup a database cluster.\n"
" check Check the configuration.\n"
" expire Expire backups that exceed retention.\n"
" help Get help.\n"
" info Retrieve information about backups.\n"
" repo-get Get a file from a repository.\n"
" repo-ls List files in a repository.\n"
" restore Restore a database cluster.\n"
" server pgBackRest server.\n"
" server-ping Ping pgBackRest server.\n"
" stanza-create Create the required stanza data.\n"
" stanza-delete Delete a stanza.\n"
" stanza-upgrade Upgrade a stanza.\n"
" start Allow pgBackRest processes to run.\n"
" stop Stop pgBackRest processes from running.\n"
" verify Verify contents of the repository.\n"
" version Get version.\n"
"\n"
"Use 'pgbackrest help [command]' for more information.\n",
helpVersion);
// *****************************************************************************************************************************
if (testBegin("helpRenderSplitSize()"))
{
TEST_RESULT_STRLST_Z(helpRenderSplitSize(STRDEF("abc def"), " ", 3), "abc\ndef\n", "two items");
TEST_RESULT_STRLST_Z(helpRenderSplitSize(STRDEF("abc def"), " ", 4), "abc\ndef\n", "two items, size > each item");
TEST_RESULT_STRLST_Z(helpRenderSplitSize(STRDEF("abc def ghi"), " ", 4), "abc\ndef\nghi\n", "three items");
TEST_RESULT_STRLST_Z(helpRenderSplitSize(STRDEF("abc def ghi"), " ", 8), "abc def\nghi\n", "three items, size > first two");
TEST_RESULT_STRLST_Z(helpRenderSplitSize(STRDEF("abc def "), " ", 4), "abc\ndef \n", "two items, size includes space");
TEST_RESULT_STRLST_Z(helpRenderSplitSize(STRDEF(""), " ", 1), "\n", "empty list");
TEST_RESULT_STRLST_Z(
helpRenderSplitSize(STRDEF("this is a short sentence"), " ", 10),
"this is a\n"
"short\n"
"sentence\n",
"variable word sizes");
}
// *****************************************************************************************************************************
if (testBegin("helpRenderText()"))
{
TEST_RESULT_STR_Z(
helpRenderText(STRDEF("this is a short sentence"), false, false, 0, false, 80), "this is a short sentence", "one line");
TEST_RESULT_STR_Z(
helpRenderText(STRDEF("this is a short sentence"), false, false, 4, false, 14),
"this is a\n"
" short\n"
" sentence",
"three lines, no indent first");
TEST_RESULT_STR_Z(
helpRenderText(STRDEF("this is a short sentence"), true, true, 4, true, 132),
" this is a short sentence\n"
"\n"
" FOR BETA TESTING ONLY. DO NOT USE IN PRODUCTION.",
"beta feature");
TEST_RESULT_STR_Z(
helpRenderText(STRDEF("This is a short paragraph.\n\nHere is another one."), true, false, 2, true, 16),
" This is a\n"
" short\n"
" paragraph.\n"
"\n"
" Here is\n"
" another one.\n"
"\n"
" FOR INTERNAL\n"
" USE ONLY. DO\n"
" NOT USE IN\n"
" PRODUCTION.",
"two paragraphs, indent first, internal");
}
// *****************************************************************************************************************************
if (testBegin("helpRender()"))
{
StringList *argList = NULL;
// -------------------------------------------------------------------------------------------------------------------------
TEST_TITLE("general invocation");
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
TEST_RESULT_VOID(testCfgLoad(argList), "help from empty command line");
TEST_RESULT_STR_Z(helpRender(helpData), generalHelp, "check text");
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
TEST_RESULT_VOID(testCfgLoad(argList), "help from help command");
TEST_RESULT_STR_Z(helpRender(helpData), generalHelp, "check text");
// -------------------------------------------------------------------------------------------------------------------------
TEST_TITLE("version command");
const char *commandHelp = zNewFmt(
"%s%s",
helpVersion,
" - 'version' command help\n"
"\n"
"Get version.\n"
"\n"
"Displays installed pgBackRest version.\n");
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
strLstAddZ(argList, "version");
TEST_RESULT_VOID(testCfgLoad(argList), "help for version command");
TEST_RESULT_STR_Z(helpRender(helpData), commandHelp, "check text");
// This test is broken up into multiple strings because C99 does not require compilers to support const strings > 4095 bytes
// -------------------------------------------------------------------------------------------------------------------------
TEST_TITLE("restore command");
commandHelp = zNewFmt(
"%s%s%s",
helpVersion,
" - 'restore' command help\n"
"\n"
"Restore a database cluster.\n"
"\n"
"The restore command automatically defaults to selecting the latest backup from\n"
"the first repository where backups exist (see Quick Start - Restore a Backup).\n"
"The order in which the repositories are checked is dictated by the\n"
"pgbackrest.conf (e.g. repo1 will be checked before repo2). To select from a\n"
"specific repository, the --repo option can be passed (e.g. --repo=1). The --set\n"
"option can be passed if a backup other than the latest is desired.\n"
"\n"
"When PITR of --type=time or --type=lsn is specified, then the target time or\n"
"target lsn must be specified with the --target option. If a backup is not\n"
"specified via the --set option, then the configured repositories will be\n"
"checked, in order, for a backup that contains the requested time or lsn. If no\n"
"matching backup is found, the latest backup from the first repository\n"
"containing backups will be used for --type=time while no backup will be\n"
"selected for --type=lsn. For other types of PITR, e.g. xid, the --set option\n"
"must be provided if the target is prior to the latest backup. See Point-in-Time\n"
"Recovery for more details and examples.\n"
"\n"
"Replication slots are not included per recommendation of PostgreSQL. See\n"
"Backing Up The Data Directory in the PostgreSQL documentation for more\n"
"information.\n"
"\n"
"Command Options:\n"
"\n"
" --archive-mode preserve or disable archiving on restored\n"
" cluster [default=preserve]\n"
" --db-exclude restore excluding the specified databases\n"
" --db-include restore only specified databases\n"
" [current=db1, db2]\n"
" --force force a restore [default=n]\n"
" --link-all restore all symlinks [default=n]\n"
" --link-map modify the destination of a symlink\n"
" [current=/link1=/dest1, /link2=/dest2]\n"
" --recovery-option set an option in recovery.conf\n"
" --set backup set to restore [default=latest]\n"
" --tablespace-map restore a tablespace into the specified\n"
" directory\n"
" --tablespace-map-all restore all tablespaces into the specified\n"
" directory\n"
" --target recovery target\n"
" --target-action action to take when recovery target is\n"
" reached [default=pause]\n"
" --target-exclusive stop just before the recovery target is\n"
" reached [default=n]\n"
" --target-timeline recover along a timeline\n"
" --type recovery type [default=default]\n"
"\n"
"General Options:\n"
"\n"
" --buffer-size buffer size for I/O operations\n"
" [current=32768, default=1MiB]\n"
" --cmd pgBackRest command\n"
" [default=/path/to/pgbackrest]\n"
" --cmd-ssh SSH client command [default=ssh]\n"
" --compress-level-network network compression level [default=3]\n"
" --config pgBackRest configuration file\n"
" [default=/etc/pgbackrest/pgbackrest.conf]\n"
" --config-include-path path to additional pgBackRest configuration\n"
" files [default=/etc/pgbackrest/conf.d]\n"
" --config-path base path of pgBackRest configuration files\n"
" [default=/etc/pgbackrest]\n"
" --delta restore or backup using checksums\n"
" [default=n]\n"
" --io-timeout I/O timeout [default=60]\n"
" --lock-path path where lock files are stored\n"
" [default=/tmp/pgbackrest]\n"
" --neutral-umask use a neutral umask [default=y]\n"
" --process-max max processes to use for compress/transfer\n"
" [default=1]\n"
" --protocol-timeout protocol timeout [default=1830]\n"
" --sck-keep-alive keep-alive enable [default=y]\n"
" --stanza defines the stanza\n"
" --tcp-keep-alive-count keep-alive count\n"
" --tcp-keep-alive-idle keep-alive idle time\n"
" --tcp-keep-alive-interval keep-alive interval time\n"
"\n"
"Log Options:\n"
"\n"
" --log-level-console level for console logging [default=warn]\n"
" --log-level-file level for file logging [default=info]\n"
" --log-level-stderr level for stderr logging [default=warn]\n"
" --log-path path where log files are stored\n"
" [default=/var/log/pgbackrest]\n"
" --log-subprocess enable logging in subprocesses [default=n]\n"
" --log-timestamp enable timestamp in logging [default=y]\n"
"\n",
"Repository Options:\n"
"\n"
" --repo set repository\n"
" --repo-azure-account azure repository account\n"
" --repo-azure-container azure repository container\n"
" --repo-azure-endpoint azure repository endpoint\n"
" [default=blob.core.windows.net]\n"
" --repo-azure-key azure repository key\n"
" --repo-azure-key-type azure repository key type [default=shared]\n"
" --repo-azure-uri-style azure URI Style [default=host]\n"
" --repo-cipher-pass repository cipher passphrase\n"
" [current=<redacted>]\n"
" --repo-cipher-type cipher used to encrypt the repository\n"
" [current=aes-256-cbc, default=none]\n"
" --repo-gcs-bucket GCS repository bucket\n"
" --repo-gcs-endpoint GCS repository endpoint\n"
" [default=storage.googleapis.com]\n"
" --repo-gcs-key GCS repository key\n"
" --repo-gcs-key-type GCS repository key type [default=service]\n"
" --repo-host repository host when operating remotely\n"
" [current=backup.example.net]\n"
" --repo-host-ca-file repository host certificate authority file\n"
" --repo-host-ca-path repository host certificate authority path\n"
" --repo-host-cert-file repository host certificate file\n"
" --repo-host-cmd repository host pgBackRest command\n"
" [default=/path/to/pgbackrest]\n"
" --repo-host-config pgBackRest repository host configuration\n"
" file\n"
" [default=/etc/pgbackrest/pgbackrest.conf]\n"
" --repo-host-config-include-path pgBackRest repository host configuration\n"
" include path\n"
" [default=/etc/pgbackrest/conf.d]\n"
" --repo-host-config-path pgBackRest repository host configuration\n"
" path [default=/etc/pgbackrest]\n"
" --repo-host-key-file repository host key file\n"
" --repo-host-port repository host port when repo-host is set\n"
" --repo-host-type repository host protocol type [default=ssh]\n"
" --repo-host-user repository host user when repo-host is set\n"
" [default=pgbackrest]\n"
" --repo-path path where backups and archive are stored\n"
" [default=/var/lib/pgbackrest]\n"
" --repo-s3-bucket S3 repository bucket\n"
" --repo-s3-endpoint S3 repository endpoint\n"
" --repo-s3-key S3 repository access key\n"
" --repo-s3-key-secret S3 repository secret access key\n"
" --repo-s3-key-type S3 repository key type [default=shared]\n"
" --repo-s3-kms-key-id S3 repository KMS key\n"
" --repo-s3-region S3 repository region\n"
" --repo-s3-role S3 repository role\n"
" --repo-s3-token S3 repository security token\n"
" --repo-s3-uri-style S3 URI Style [default=host]\n"
" --repo-storage-ca-file repository storage CA file\n"
" --repo-storage-ca-path repository storage CA path\n"
" --repo-storage-host repository storage host\n"
" --repo-storage-port repository storage port [default=443]\n"
" --repo-storage-upload-chunk-size repository storage upload chunk size\n"
" --repo-storage-verify-tls repository storage certificate verify\n"
" [default=y]\n"
" --repo-type type of storage used for the repository\n"
" [default=posix]\n"
"\n"
"Stanza Options:\n"
"\n"
" --pg-path postgreSQL data directory\n"
"\n"
"Use 'pgbackrest help restore [option]' for more information.\n");
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
strLstAddZ(argList, "restore");
hrnCfgArgRawZ(argList, cfgOptBufferSize, "32768");
hrnCfgArgRawZ(argList, cfgOptRepoCipherType, "aes-256-cbc");
hrnCfgEnvRawZ(cfgOptRepoCipherPass, TEST_CIPHER_PASS);
hrnCfgArgRawZ(argList, cfgOptRepoHost, "backup.example.net");
hrnCfgArgRawZ(argList, cfgOptLinkMap, "/link1=/dest1");
hrnCfgArgRawZ(argList, cfgOptLinkMap, "/link2=/dest2");
hrnCfgArgRawZ(argList, cfgOptDbInclude, "db1");
hrnCfgArgRawZ(argList, cfgOptDbInclude, "db2");
TEST_RESULT_VOID(testCfgLoad(argList), "help for restore command");
TEST_RESULT_STR_Z(helpRender(helpData), commandHelp, "check text");
hrnCfgEnvRemoveRaw(cfgOptRepoCipherPass);
// -------------------------------------------------------------------------------------------------------------------------
TEST_TITLE("errors with specified options");
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
strLstAddZ(argList, "archive-push");
strLstAddZ(argList, "buffer-size");
strLstAddZ(argList, "buffer-size");
TEST_RESULT_VOID(testCfgLoad(argList), "parse too many options");
TEST_ERROR(helpRender(helpData), ParamInvalidError, "only one option allowed for option help");
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
strLstAddZ(argList, "archive-push");
strLstAddZ(argList, BOGUS_STR);
TEST_RESULT_VOID(testCfgLoad(argList), "parse bogus option");
TEST_ERROR(helpRender(helpData), OptionInvalidError, "option 'BOGUS' is not valid for command 'archive-push'");
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, CFGCMD_HELP);
strLstAddZ(argList, CFGCMD_ARCHIVE_PUSH);
strLstAddZ(argList, CFGOPT_PROCESS);
TEST_RESULT_VOID(testCfgLoad(argList), "parse option invalid for command");
TEST_ERROR(helpRender(helpData), OptionInvalidError, "option 'process' is not valid for command 'archive-push'");
// -------------------------------------------------------------------------------------------------------------------------
TEST_TITLE("default and current option value");
const char *optionHelp = zNewFmt(
"%s - 'archive-push' command - 'buffer-size' option help\n"
"\n"
"Buffer size for I/O operations.\n"
"\n"
"Buffer size used for copy, compress, encrypt, and other operations. The number\n"
"of buffers used depends on options and each operation may use additional\n"
"memory, e.g. gz compression may use an additional 256KiB of memory.\n"
"\n"
"Allowed values are 16KiB, 32KiB, 64KiB, 128KiB, 256KiB, 512KiB, 1MiB, 2MiB,\n"
"4MiB, 8MiB, and 16MiB.\n",
helpVersion);
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
strLstAddZ(argList, "archive-push");
strLstAddZ(argList, "buffer-size");
TEST_RESULT_VOID(testCfgLoad(argList), "help for archive-push command, buffer-size option");
TEST_RESULT_STR(helpRender(helpData), strNewFmt("%s\ndefault: 1MiB\n", optionHelp), "check text");
// Set a current value
hrnCfgArgRawZ(argList, cfgOptBufferSize, "32k");
TEST_RESULT_VOID(testCfgLoad(argList), "help for archive-push command, buffer-size option");
TEST_RESULT_STR(
helpRender(helpData), strNewFmt("%s\ncurrent: 32k\ndefault: 1MiB\n", optionHelp), "check text, current value");
// -------------------------------------------------------------------------------------------------------------------------
TEST_TITLE("deprecated host option names");
#define HELP_OPTION \
"%s - 'archive-push' command - 'repo-storage-host' option help\n" \
"\n" \
"Repository storage host.\n" \
"\n" \
"Connect to a host other than the storage (e.g. S3, Azure) endpoint. This is\n" \
"typically used for testing.\n" \
"\n"
#define HELP_OPTION_DEPRECATED_NAMES \
"deprecated names: repo-azure-host, repo-s3-host\n"
optionHelp = zNewFmt(
HELP_OPTION
HELP_OPTION_DEPRECATED_NAMES,
helpVersion);
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
strLstAddZ(argList, "archive-push");
strLstAddZ(argList, "repo1-s3-host");
TEST_RESULT_VOID(testCfgLoad(argList), "help for archive-push command, repo1-s3-host option");
TEST_RESULT_STR_Z(helpRender(helpData), optionHelp, "check text");
optionHelp = zNewFmt(
HELP_OPTION
"current: s3-host\n"
"\n"
HELP_OPTION_DEPRECATED_NAMES,
helpVersion);
// Set a current value for deprecated option name
hrnCfgArgRawZ(argList, cfgOptRepoType, "s3");
strLstAddZ(argList, "--repo1-s3-host=s3-host");
TEST_RESULT_VOID(testCfgLoad(argList), "help for archive-push command, repo1-s3-host option");
TEST_RESULT_STR_Z(helpRender(helpData), optionHelp, "check text, current value");
// -------------------------------------------------------------------------------------------------------------------------
TEST_TITLE("cipher pass redacted");
optionHelp = zNewFmt(
"%s - 'archive-push' command - 'repo-cipher-pass' option help\n"
"\n"
"Repository cipher passphrase.\n"
"\n"
"Passphrase used to encrypt/decrypt files of the repository.\n"
"\n"
"current: <redacted>\n",
helpVersion);
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
hrnCfgArgRawZ(argList, cfgOptRepoCipherType, "aes-256-cbc");
hrnCfgEnvRawZ(cfgOptRepoCipherPass, TEST_CIPHER_PASS);
strLstAddZ(argList, "archive-push");
strLstAddZ(argList, "repo-cipher-pass");
TEST_RESULT_VOID(testCfgLoad(argList), "help for archive-push command, repo1-s3-host option");
TEST_RESULT_STR_Z(helpRender(helpData), optionHelp, "check text");
hrnCfgEnvRemoveRaw(cfgOptRepoCipherPass);
// -------------------------------------------------------------------------------------------------------------------------
TEST_TITLE("deprecated and new option name produce same results");
optionHelp = zNewFmt(
"%s - 'backup' command - 'repo-hardlink' option help\n"
"\n"
"Hardlink files between backups in the repository.\n"
"\n"
"Enable hard-linking of files in differential and incremental backups to their\n"
"full backups. This gives the appearance that each backup is a full backup at\n"
"the file-system level. Be careful, though, because modifying files that are\n"
"hard-linked can affect all the backups in the set.\n"
"\n"
"default: n\n"
"\n"
"deprecated name: hardlink\n",
helpVersion);
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
strLstAddZ(argList, "backup");
strLstAddZ(argList, "repo-hardlink");
TEST_RESULT_VOID(testCfgLoad(argList), "help for backup command, repo-hardlink option");
TEST_RESULT_STR_Z(helpRender(helpData), optionHelp, "check text");
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
strLstAddZ(argList, "backup");
strLstAddZ(argList, "hardlink");
TEST_RESULT_VOID(testCfgLoad(argList), "help for backup command, deprecated hardlink option");
TEST_RESULT_STR_Z(helpRender(helpData), optionHelp, "check text");
// -------------------------------------------------------------------------------------------------------------------------
TEST_TITLE("check admonition");
optionHelp = zNewFmt(
"%s - 'backup' command - 'repo-retention-archive' option help\n"
"\n"
"Number of backups worth of continuous WAL to retain.\n"
"\n"
"NOTE: WAL segments required to make a backup consistent are always retained\n"
"until the backup is expired regardless of how this option is configured.\n"
"\n"
"If this value is not set and repo-retention-full-type is count (default), then\n"
"the archive to expire will default to the repo-retention-full (or\n"
"repo-retention-diff) value corresponding to the repo-retention-archive-type if\n"
"set to full (or diff). This will ensure that WAL is only expired for backups\n"
"that are already expired. If repo-retention-full-type is time, then this value\n"
"will default to removing archives that are earlier than the oldest full backup\n"
"retained after satisfying the repo-retention-full setting.\n"
"\n"
"This option must be set if repo-retention-archive-type is set to incr. If disk\n"
"space is at a premium, then this setting, in conjunction with\n"
"repo-retention-archive-type, can be used to aggressively expire WAL segments.\n"
"However, doing so negates the ability to perform PITR from the backups with\n"
"expired WAL and is therefore not recommended.\n"
"\n"
"deprecated name: retention-archive\n",
helpVersion);
argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
strLstAddZ(argList, "help");
strLstAddZ(argList, "backup");
strLstAddZ(argList, "repo-retention-archive");
TEST_RESULT_VOID(testCfgLoad(argList), "help for backup command, repo-retention-archive option");
TEST_RESULT_STR_Z(helpRender(helpData), optionHelp, "check admonition text");
}
// *****************************************************************************************************************************
if (testBegin("cmdHelp() to file"))
{
StringList *argList = strLstNew();
strLstAddZ(argList, "/path/to/pgbackrest");
TEST_RESULT_VOID(testCfgLoad(argList), "parse help from empty command line");
// Redirect stdout to a file
int stdoutSave = dup(STDOUT_FILENO);
THROW_ON_SYS_ERROR(freopen(TEST_PATH "/stdout.help", "w", stdout) == NULL, FileWriteError, "unable to reopen stdout");
// Not in a test wrapper to avoid writing to stdout
cmdHelp(helpData);
// Restore normal stdout
dup2(stdoutSave, STDOUT_FILENO);
Storage *storage = storagePosixNewP(TEST_PATH_STR);
TEST_STORAGE_GET(storage, TEST_PATH "/stdout.help", generalHelp, .comment = "check text sent to file");
}
FUNCTION_HARNESS_RETURN_VOID();
}