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sendsize.c
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sendsize.c
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/*
* Amanda, The Advanced Maryland Automatic Network Disk Archiver
* Copyright (c) 1991-1998 University of Maryland at College Park
* All Rights Reserved.
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of U.M. not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. U.M. makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* U.M. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL U.M.
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Authors: the Amanda Development Team. Its members are listed in a
* file named AUTHORS, in the root directory of this distribution.
*/
/*
* $Id: sendsize.c 10421 2008-03-06 18:48:30Z martineau $
*
* send estimated backup sizes using dump
*/
#include "amanda.h"
#include "match.h"
#include "pipespawn.h"
#include "amfeatures.h"
#include "amandates.h"
#include "clock.h"
#include "util.h"
#include "getfsent.h"
#include "client_util.h"
#include "conffile.h"
#ifdef SAMBA_CLIENT
#include "findpass.h"
#endif
#define sendsize_debug(i, ...) do { \
if ((i) <= debug_sebdsize) { \
dbprintf(__VA_ARGS__); \
} \
} while (0)
#ifdef HAVE_SETPGID
# define SETPGRP setpgid(getpid(), getpid())
# define SETPGRP_FAILED() do { \
dbprintf(_("setpgid(%ld,%ld) failed: %s\n"), \
(long)getpid(), (long)getpid(), strerror(errno)); \
} while(0)
#else /* () line 0 */
#if defined(SETPGRP_VOID)
# define SETPGRP setpgrp()
# define SETPGRP_FAILED() do { \
dbprintf(_("setpgrp() failed: %s\n"), strerror(errno)); \
} while(0)
#else
# define SETPGRP setpgrp(0, getpid())
# define SETPGRP_FAILED() do { \
dbprintf(_("setpgrp(0,%ld) failed: %s\n"), \
(long)getpid(), strerror(errno)); \
} while(0)
#endif
#endif
typedef struct level_estimates_s {
time_t dumpsince;
int estsize;
int needestimate;
int server; /* server can do estimate */
} level_estimate_t;
typedef struct disk_estimates_s {
struct disk_estimates_s *next;
char *qamname;
char *qamdevice;
char *dirname;
char *qdirname;
pid_t child;
int done;
dle_t *dle;
level_estimate_t est[DUMP_LEVELS];
} disk_estimates_t;
disk_estimates_t *est_list;
static am_feature_t *our_features = NULL;
static char *our_feature_string = NULL;
static g_option_t *g_options = NULL;
static gboolean amandates_started = FALSE;
/* local functions */
int main(int argc, char **argv);
gboolean dle_add_diskest(dle_t *dle);
void calc_estimates(disk_estimates_t *est);
void free_estimates(disk_estimates_t *est);
void dump_calc_estimates(disk_estimates_t *);
void star_calc_estimates(disk_estimates_t *);
void smbtar_calc_estimates(disk_estimates_t *);
void gnutar_calc_estimates(disk_estimates_t *);
void application_api_calc_estimate(disk_estimates_t *);
void generic_calc_estimates(disk_estimates_t *);
int
main(
int argc,
char ** argv)
{
int level;
char *dumpdate;
disk_estimates_t *est;
disk_estimates_t *est1;
disk_estimates_t *est_prev;
disk_estimates_t *est_next;
char *line = NULL;
char *s, *fp;
int ch;
char *err_extra = NULL;
int done;
int need_wait;
int dumpsrunning;
char *qdisk = NULL;
char *qlist = NULL;
char *qamdevice = NULL;
dle_t *dle = NULL;
GSList *errlist;
am_level_t *alevel;
(void)argc; /* Quiet unused parameter warning */
(void)argv; /* Quiet unused parameter warning */
if (argc > 1 && argv && argv[1] && g_str_equal(argv[1], "--version")) {
printf("sendsize-%s\n", VERSION);
return (0);
}
/* initialize */
/*
* Configure program for internationalization:
* 1) Only set the message locale for now.
* 2) Set textdomain for all amanda related programs to "amanda"
* We don't want to be forced to support dozens of message catalogs.
*/
setlocale(LC_MESSAGES, "C");
textdomain("amanda");
safe_fd(-1, 0);
openbsd_fd_inform();
safe_cd();
set_pname("sendsize");
/* Don't die when child closes pipe */
signal(SIGPIPE, SIG_IGN);
add_amanda_log_handler(amanda_log_stderr);
add_amanda_log_handler(amanda_log_syslog);
dbopen(DBG_SUBDIR_CLIENT);
startclock();
dbprintf(_("version %s\n"), VERSION);
our_features = am_init_feature_set();
our_feature_string = am_feature_to_string(our_features);
config_init(CONFIG_INIT_CLIENT, NULL);
/* (check for config errors comes later) */
check_running_as(RUNNING_AS_CLIENT_LOGIN);
/* handle all service requests */
for(; (line = agets(stdin)) != NULL; free(line)) {
if (line[0] == '\0')
continue;
if(strncmp_const(line, "OPTIONS ") == 0) {
if (g_options) {
g_printf(_("ERROR [Multiple OPTIONS line in sendsize input]\n"));
error(_("Multiple OPTIONS line in sendsize input\n"));
/*NOTREACHED*/
}
g_options = parse_g_options(line+8, 1);
if(!g_options->hostname) {
g_options->hostname = g_malloc(MAX_HOSTNAME_LENGTH+1);
gethostname(g_options->hostname, MAX_HOSTNAME_LENGTH);
g_options->hostname[MAX_HOSTNAME_LENGTH] = '\0';
}
g_printf("OPTIONS ");
if(am_has_feature(g_options->features, fe_rep_options_features)) {
g_printf("features=%s;", our_feature_string);
}
if(am_has_feature(g_options->features, fe_rep_options_maxdumps)) {
g_printf("maxdumps=%d;", g_options->maxdumps);
}
if(am_has_feature(g_options->features, fe_rep_options_hostname)) {
g_printf("hostname=%s;", g_options->hostname);
}
g_printf("\n");
fflush(stdout);
if (g_options->config) {
/* overlay this configuration on the existing (nameless) configuration */
config_init(CONFIG_INIT_CLIENT | CONFIG_INIT_EXPLICIT_NAME | CONFIG_INIT_OVERLAY,
g_options->config);
dbrename(get_config_name(), DBG_SUBDIR_CLIENT);
}
/* check for any config errors now */
if (config_errors(&errlist) >= CFGERR_ERRORS) {
char *errstr = config_errors_to_error_string(errlist);
g_printf("%s\n", errstr);
dbclose();
amfree(errstr);
amfree(line);
return 1;
}
if (am_has_feature(g_options->features, fe_req_xml)) {
break;
}
continue;
}
dle = alloc_dle();
s = line;
ch = *s++;
skip_whitespace(s, ch); /* find the program name */
if(ch == '\0') {
err_extra = g_strdup(_("no program name"));
goto err; /* no program name */
}
dle->program = s - 1;
skip_non_whitespace(s, ch);
s[-1] = '\0';
dle->program_is_application_api=0;
if(strncmp_const(dle->program, "CALCSIZE") == 0) {
skip_whitespace(s, ch); /* find the program name */
if(ch == '\0') {
err_extra = g_strdup(_("no program name"));
goto err;
}
dle->estimatelist = g_slist_append(dle->estimatelist,
GINT_TO_POINTER(ES_CALCSIZE));
dle->program = s - 1;
skip_non_whitespace(s, ch);
s[-1] = '\0';
if (g_str_equal(dle->program, "APPLICATION")) {
dle->program_is_application_api=1;
skip_whitespace(s, ch); /* find dumper name */
if (ch == '\0') {
goto err; /* no program */
}
dle->program = s - 1;
skip_non_whitespace(s, ch);
s[-1] = '\0';
}
}
else {
dle->estimatelist = g_slist_append(dle->estimatelist,
GINT_TO_POINTER(ES_CLIENT));
if (g_str_equal(dle->program, "APPLICATION")) {
dle->program_is_application_api=1;
skip_whitespace(s, ch); /* find dumper name */
if (ch == '\0') {
goto err; /* no program */
}
dle->program = s - 1;
skip_non_whitespace(s, ch);
s[-1] = '\0';
}
}
dle->program = g_strdup(dle->program);
skip_whitespace(s, ch); /* find the disk name */
if(ch == '\0') {
err_extra = g_strdup(_("no disk name"));
goto err; /* no disk name */
}
amfree(qdisk);
amfree(qamdevice);
fp = s - 1;
skip_quoted_string(s, ch);
s[-1] = '\0'; /* terminate the disk name */
qdisk = g_strdup(fp);
dle->disk = unquote_string(qdisk);
skip_whitespace(s, ch); /* find the device or level */
if (ch == '\0') {
err_extra = g_strdup(_("bad level"));
goto err;
}
if(!isdigit((int)s[-1])) {
fp = s - 1;
skip_quoted_string(s, ch);
s[-1] = '\0';
qamdevice = g_strdup(fp);
dle->device = unquote_string(qamdevice);
skip_whitespace(s, ch); /* find level number */
}
else {
dle->device = g_strdup(dle->disk);
qamdevice = g_strdup(qdisk);
}
amfree(qamdevice);
amfree(qdisk);
/* find the level number */
if(ch == '\0' || sscanf(s - 1, "%d", &level) != 1) {
err_extra = g_strdup(_("bad level"));
goto err; /* bad level */
}
if (level < 0 || level >= DUMP_LEVELS) {
err_extra = g_strdup(_("bad level"));
goto err;
}
skip_integer(s, ch);
alevel = g_new0(am_level_t, 1);
alevel->level = level;
dle->levellist = g_slist_append(dle->levellist, alevel);
skip_whitespace(s, ch); /* find the dump date */
if(ch == '\0') {
err_extra = g_strdup(_("no dumpdate"));
goto err; /* no dumpdate */
}
dumpdate = s - 1;
skip_non_whitespace(s, ch);
s[-1] = '\0';
(void)dumpdate; /* XXX: Set but not used */
dle->spindle = 0; /* default spindle */
skip_whitespace(s, ch); /* find the spindle */
if(ch != '\0') {
if(sscanf(s - 1, "%d", &dle->spindle) != 1) {
err_extra = g_strdup(_("bad spindle"));
goto err; /* bad spindle */
}
skip_integer(s, ch);
skip_whitespace(s, ch); /* find the parameters */
if(ch != '\0') {
if(strncmp_const(s-1, "OPTIONS |;") == 0) {
parse_options(s + 8,
dle,
g_options->features,
0);
}
else {
while (ch != '\0') {
if(strncmp_const(s-1, "exclude-file=") == 0) {
qlist = unquote_string(s+12);
dle->exclude_file =
append_sl(dle->exclude_file, qlist);
amfree(qlist);
} else if(strncmp_const(s-1, "exclude-list=") == 0) {
qlist = unquote_string(s+12);
dle->exclude_list =
append_sl(dle->exclude_list, qlist);
amfree(qlist);
} else if(strncmp_const(s-1, "include-file=") == 0) {
qlist = unquote_string(s+12);
dle->include_file =
append_sl(dle->include_file, qlist);
amfree(qlist);
} else if(strncmp_const(s-1, "include-list=") == 0) {
qlist = unquote_string(s+12);
dle->include_list =
append_sl(dle->include_list, qlist);
amfree(qlist);
} else {
err_extra = g_strdup_printf(_("Invalid parameter (%s)"), s-1);
goto err; /* should have gotten to end */
}
skip_quoted_string(s, ch);
skip_whitespace(s, ch); /* find the inclusion list */
amfree(qlist);
}
}
}
}
/*@ignore@*/
if (!dle_add_diskest(dle)) {
free_dle(dle);
}
/*@end@*/
dle = NULL;
}
if (g_options == NULL) {
g_printf(_("ERROR [Missing OPTIONS line in sendsize input]\n"));
error(_("Missing OPTIONS line in sendsize input\n"));
/*NOTREACHED*/
}
amfree(line);
if (am_has_feature(g_options->features, fe_req_xml)) {
char *errmsg = NULL;
dle_t *dles, *dle, *dle_next;
dles = amxml_parse_node_FILE(stdin, &errmsg);
if (errmsg) {
err_extra = errmsg;
goto err;
}
for (dle = dles; dle != NULL; dle = dle_next) {
dle_next = dle->next;
if (!dle_add_diskest(dle)) {
free_dle(dle);
}
}
}
if (amandates_started) {
finish_amandates();
free_amandates();
amandates_started = FALSE;
}
est_prev = NULL;
for(est = est_list; est != NULL; est = est_next) {
int good = merge_dles_properties(est->dle, 0);
est_next = est->next;
if (!good) {
if (est == est_list) {
est_list = est_next;
} else {
est_prev->next = est_next;
}
} else {
est_prev = est;
}
}
for(est = est_list; est != NULL; est = est->next) {
run_client_scripts(EXECUTE_ON_PRE_HOST_ESTIMATE, g_options, est->dle,
stdout);
}
dumpsrunning = 0;
need_wait = 0;
done = 0;
while(! done) {
done = 1;
/*
* See if we need to wait for a child before we can do anything
* else in this pass.
*/
if(need_wait) {
pid_t child_pid;
amwait_t child_status;
need_wait = 0;
dbprintf(_("waiting for any estimate child: %d running\n"),
dumpsrunning);
child_pid = wait(&child_status);
if(child_pid == -1) {
error(_("wait failed: %s"), strerror(errno));
/*NOTREACHED*/
}
if (!WIFEXITED(child_status) || WEXITSTATUS(child_status) != 0) {
char *child_name = g_strdup_printf(_("child %ld"), (long)child_pid);
char *child_status_str = str_exit_status(child_name, child_status);
dbprintf("%s\n", child_status_str);
amfree(child_status_str);
amfree(child_name);
}
/*
* Find the child and mark it done.
*/
for(est = est_list; est != NULL; est = est->next) {
if(est->child == child_pid) {
break;
}
}
if(est == NULL) {
dbprintf(_("unexpected child %ld\n"), (long)child_pid);
} else {
est->done = 1;
est->child = 0;
dumpsrunning--;
run_client_scripts(EXECUTE_ON_POST_DLE_ESTIMATE, g_options,
est->dle, stdout);
}
}
/*
* If we are already running the maximum number of children
* go back and wait until one of them finishes.
*/
if(dumpsrunning >= g_options->maxdumps) {
done = 0;
need_wait = 1;
continue; /* have to wait first */
}
/*
* Find a new child to start.
*/
for(est = est_list; est != NULL; est = est->next) {
if(est->done == 0) {
done = 0; /* more to do */
}
if(est->child != 0 || est->done) {
continue; /* child is running or done */
}
/*
* Make sure there is no spindle conflict.
*/
if(est->dle->spindle != -1) {
for(est1 = est_list; est1 != NULL; est1 = est1->next) {
if(est1->child == 0 || est == est1 || est1->done) {
/*
* Ignore anything not yet started, ourself,
* and anything completed.
*/
continue;
}
if(est1->dle->spindle == est->dle->spindle) {
break; /* oops -- they match */
}
}
if(est1 != NULL) {
continue; /* spindle conflict */
}
}
break; /* start this estimate */
}
if(est == NULL) {
if(dumpsrunning > 0) {
need_wait = 1; /* nothing to do but wait */
}
} else {
done = 0;
run_client_scripts(EXECUTE_ON_PRE_DLE_ESTIMATE, g_options,
est->dle, stdout);
if((est->child = fork()) == 0) {
calc_estimates(est); /* child does the estimate */
exit(0);
} else if(est->child == -1) {
error(_("calc_estimates fork failed: %s"), strerror(errno));
/*NOTREACHED*/
}
dumpsrunning++; /* parent */
}
}
for(est = est_list; est != NULL; est = est->next) {
run_client_scripts(EXECUTE_ON_POST_HOST_ESTIMATE, g_options, est->dle,
stdout);
}
est_prev = NULL;
for(est = est_list; est != NULL; est = est->next) {
free_estimates(est);
amfree(est_prev);
est_prev = est;
}
amfree(est_prev);
amfree(our_feature_string);
am_release_feature_set(our_features);
our_features = NULL;
free_g_options(g_options);
dbclose();
return 0;
err:
if (err_extra) {
g_printf(_("ERROR FORMAT ERROR IN REQUEST PACKET '%s'\n"), err_extra);
dbprintf(_("REQ packet is bogus: %s\n"), err_extra);
amfree(err_extra);
} else {
g_printf(_("ERROR FORMAT ERROR IN REQUEST PACKET\n"));
dbprintf(_("REQ packet is bogus\n"));
}
free_g_options(g_options);
if (dle)
free_dle(dle);
amfree(line);
amfree(qdisk);
dbclose();
return 1;
}
gboolean
dle_add_diskest(
dle_t *dle)
{
disk_estimates_t *newp, *curp;
amandates_t *amdp;
int dumplev, estlev;
time_t dumpdate;
levellist_t levellist;
char *amandates_file;
gboolean need_amandates = FALSE;
estimatelist_t el;
if (dle->levellist == NULL) {
g_printf(_("ERROR Missing level in request\n"));
return FALSE;
}
/* should we use amandates for this? */
for (el = dle->estimatelist; el != NULL; el=el->next) {
estimate_t estimate = (estimate_t)GPOINTER_TO_INT(el->data);
if (estimate == ES_CALCSIZE)
need_amandates = TRUE;
}
if (g_str_equal(dle->program, "GNUTAR")) {
/* GNUTAR only needs amandates if gnutar_list_dir is NULL */
char *gnutar_list_dir = getconf_str(CNF_GNUTAR_LIST_DIR);
if (!gnutar_list_dir || !*gnutar_list_dir)
need_amandates = TRUE;
}
/* start amandates here, before adding this DLE to est_list, in case
* we encounter an error. */
if (need_amandates) {
if (!amandates_started) {
amandates_file = getconf_str(CNF_AMANDATES);
if(!start_amandates(amandates_file, 0)) {
char *errstr = strerror(errno);
char *qamname = quote_string(dle->disk);
char *errmsg = g_strdup_printf(_("could not open %s: %s"), amandates_file, errstr);
char *qerrmsg = quote_string(errmsg);
g_printf(_("%s %d ERROR %s\n"), qamname, 0, qerrmsg);
amfree(qamname);
amfree(errmsg);
amfree(qerrmsg);
return FALSE;
}
amandates_started = TRUE;
}
}
levellist = dle->levellist;
while (levellist != NULL) {
am_level_t *alevel = (am_level_t *)levellist->data;
if (alevel->level < 0)
alevel->level = 0;
if (alevel->level >= DUMP_LEVELS)
alevel->level = DUMP_LEVELS - 1;
levellist = g_slist_next(levellist);
}
for(curp = est_list; curp != NULL; curp = curp->next) {
if(g_str_equal(curp->dle->disk, dle->disk)) {
/* already have disk info, just note the level request */
levellist = dle->levellist;
while (levellist != NULL) {
am_level_t *alevel = (am_level_t *)levellist->data;
int level = alevel->level;
curp->est[level].needestimate = 1;
curp->est[level].server = alevel->server;
levellist = g_slist_next(levellist);
}
return FALSE;
}
}
newp = (disk_estimates_t *) g_malloc(sizeof(disk_estimates_t));
memset(newp, 0, sizeof(*newp));
newp->next = est_list;
est_list = newp;
newp->qamname = quote_string(dle->disk);
if (dle->device) {
newp->qamdevice = quote_string(dle->device);
newp->dirname = amname_to_dirname(dle->device);
newp->qdirname = quote_string(newp->dirname);
} else {
newp->qamdevice = g_strdup("");
newp->dirname = g_strdup("");
newp->qdirname = g_strdup("");
}
levellist = dle->levellist;
while (levellist != NULL) {
am_level_t *alevel = (am_level_t *)levellist->data;
newp->est[alevel->level].needestimate = 1;
newp->est[alevel->level].server = alevel->server;
levellist = g_slist_next(levellist);
}
newp->dle = dle;
/* fill in dump-since dates */
if (need_amandates) {
amdp = amandates_lookup(newp->dle->disk);
newp->est[0].dumpsince = EPOCH;
for(dumplev = 0; dumplev < DUMP_LEVELS; dumplev++) {
dumpdate = amdp->dates[dumplev];
for(estlev = dumplev+1; estlev < DUMP_LEVELS; estlev++) {
if(dumpdate > newp->est[estlev].dumpsince)
newp->est[estlev].dumpsince = dumpdate;
}
}
} else {
/* just zero everything out */
for(dumplev = 0; dumplev < DUMP_LEVELS; dumplev++) {
newp->est[dumplev].dumpsince = 0;
}
}
return TRUE;
}
void
free_estimates(
disk_estimates_t * est)
{
amfree(est->qamname);
amfree(est->qamdevice);
amfree(est->dirname);
amfree(est->qdirname);
if (est->dle) {
free_dle(est->dle);
}
}
/*
* ------------------------------------------------------------------------
*
*/
void
calc_estimates(
disk_estimates_t * est)
{
dbprintf(_("calculating for amname %s, dirname %s, spindle %d %s\n"),
est->qamname, est->qdirname, est->dle->spindle, est->dle->program);
if(est->dle->program_is_application_api == 1)
application_api_calc_estimate(est);
else {
estimatelist_t el;
estimate_t estimate;
int level;
estimate_t estimate_method = ES_ES;
estimate_t client_method = ES_ES;
/* find estimate method to use */
for (el = est->dle->estimatelist; el != NULL; el = el->next) {
estimate = (estimate_t)GPOINTER_TO_INT(el->data);
if (estimate == ES_SERVER) {
if (estimate_method == ES_ES)
estimate_method = ES_SERVER;
}
if (estimate == ES_CLIENT ||
(estimate == ES_CALCSIZE &&
(est->dle->device[0] != '/' || est->dle->device[1] != '/'))) {
if (client_method == ES_ES)
client_method = estimate;
if (estimate_method == ES_ES)
estimate_method = estimate;
}
}
/* do server estimate */
if (estimate_method == ES_SERVER) {
for (level = 0; level < DUMP_LEVELS; level++) {
if (est->est[level].needestimate) {
if (est->est[level].server || client_method == ES_ES) {
g_printf(_("%s %d SIZE -1\n"), est->qamname, level);
est->est[level].needestimate = 0;
}
}
}
}
if (client_method == ES_ES && estimate_method != ES_SERVER) {
g_printf(_("%s %d SIZE -2\n"), est->qamname, 0);
dbprintf(_("Can't use CALCSIZE for samba estimate: %s %s\n"),
est->qamname, est->qdirname);
} else if (client_method == ES_CALCSIZE) {
generic_calc_estimates(est);
} else if (client_method == ES_CLIENT) {
#ifndef USE_GENERIC_CALCSIZE
if (g_str_equal(est->dle->program, "DUMP"))
dump_calc_estimates(est);
else
#endif
#ifdef SAMBA_CLIENT
if (g_str_equal(est->dle->program, "GNUTAR") &&
est->dle->device[0] == '/' && est->dle->device[1] == '/')
smbtar_calc_estimates(est);
else
#endif
#ifdef GNUTAR
if (g_str_equal(est->dle->program, "GNUTAR"))
gnutar_calc_estimates(est);
else
#endif
dbprintf(_("Invalid program: %s %s %s\n"),
est->qamname, est->qdirname, est->dle->program);
}
}
dbprintf(_("done with amname %s dirname %s spindle %d\n"),
est->qamname, est->qdirname, est->dle->spindle);
}
/*
* ------------------------------------------------------------------------
*
*/
/* local functions */
off_t getsize_dump(dle_t *dle, int level, char **errmsg);
off_t getsize_smbtar(dle_t *dle, int level, char **errmsg);
off_t getsize_gnutar(dle_t *dle, int level, time_t dumpsince, char **errmsg);
off_t getsize_application_api(disk_estimates_t *est, int nb_level,
int *levels, backup_support_option_t *bsu);
off_t handle_dumpline(char *str);
double first_num(char *str);
void
application_api_calc_estimate(
disk_estimates_t * est)
{
int level;
int i;
int levels[DUMP_LEVELS];
int nb_level = 0;
backup_support_option_t *bsu;
GPtrArray *errarray;
estimatelist_t el;
estimate_t estimate;
estimate_t estimate_method = ES_ES;
estimate_t client_method = ES_ES;
int has_calcsize = 0;
int has_client = 0;
bsu = backup_support_option(est->dle->program, g_options, est->dle->disk,
est->dle->device, &errarray);
if (!bsu) {
guint i;
for (i=0; i < errarray->len; i++) {
char *line;
char *errmsg;
char *qerrmsg;
line = g_ptr_array_index(errarray, i);
if(am_has_feature(g_options->features,
fe_rep_sendsize_quoted_error)) {
errmsg = g_strdup_printf(_("Application '%s': %s"),
est->dle->program, line);
qerrmsg = quote_string(errmsg);
for (level = 0; level < DUMP_LEVELS; level++) {
if (est->est[level].needestimate) {
g_printf(_("%s %d ERROR %s\n"),
est->dle->disk, level, qerrmsg);
dbprintf(_("%s %d ERROR %s\n"),
est->qamname, level, qerrmsg);
}
}
amfree(errmsg);
amfree(qerrmsg);
}
}
if (i == 0) { /* nothing in errarray */
char *errmsg;
char *qerrmsg;
errmsg = g_strdup_printf(
_("Application '%s': cannon execute support command"),
est->dle->program);
qerrmsg = quote_string(errmsg);
for (level = 0; level < DUMP_LEVELS; level++) {
if (est->est[level].needestimate) {
g_printf(_("%s %d ERROR %s\n"),
est->dle->disk, level, qerrmsg);
dbprintf(_("%s %d ERROR %s\n"),
est->qamname, level, qerrmsg);
}
}
amfree(errmsg);
amfree(qerrmsg);
}
for (level = 0; level < DUMP_LEVELS; level++) {
est->est[level].needestimate = 0;
}
g_ptr_array_free(errarray, TRUE);
return;
}
if (est->dle->data_path == DATA_PATH_AMANDA &&
(bsu->data_path_set & DATA_PATH_AMANDA)==0) {
g_printf("%s %d ERROR application %s doesn't support amanda data-path\n", est->qamname, 0, est->dle->program);
amfree(bsu);
return;
}
if (est->dle->data_path == DATA_PATH_DIRECTTCP &&
(bsu->data_path_set & DATA_PATH_DIRECTTCP)==0) {
g_printf("%s %d ERROR application %s doesn't support directtcp data-path\n", est->qamname, 0, est->dle->program);
amfree(bsu);
return;
}
/* find estimate method to use */
for (el = est->dle->estimatelist; el != NULL; el = el->next) {
estimate = (estimate_t)GPOINTER_TO_INT(el->data);
if (estimate == ES_CLIENT)
has_client = 1;
if (estimate == ES_CALCSIZE)
has_calcsize = 1;
if (estimate == ES_SERVER) {
if (estimate_method == ES_ES)
estimate_method = ES_SERVER;
}
if ((estimate == ES_CLIENT && bsu->client_estimate) ||
(estimate == ES_CALCSIZE && bsu->calcsize)) {
if (client_method == ES_ES)
client_method = estimate;
if (estimate_method == ES_ES)
estimate_method = estimate;
}
}
for(level = 0; level < DUMP_LEVELS; level++) {
if (est->est[level].needestimate) {
if (level > bsu->max_level) {
/* planner will not even consider this level */
g_printf("%s %d SIZE %lld\n", est->qamname, level,
(long long)-2);
est->est[level].needestimate = 0;
dbprintf(_("Application '%s' can't estimate level %d\n"),
est->dle->program, level);
} else if (estimate_method == ES_ES) {
g_printf("%s %d SIZE %lld\n", est->qamname, level,
(long long)-2);
est->est[level].needestimate = 0;
if (am_has_feature(g_options->features,
fe_rep_sendsize_quoted_error)) {
char *errmsg, *qerrmsg;
if (has_client && !bsu->client_estimate &&
has_calcsize && !bsu->calcsize) {
errmsg = g_strdup_printf(_("Application '%s' can't do CLIENT or CALCSIZE estimate"),
est->dle->program);
} else if (has_client && !bsu->client_estimate) {
errmsg = g_strdup_printf(_("Application '%s' can't do CLIENT estimate"),
est->dle->program);
} else if (has_calcsize && !bsu->calcsize) {
errmsg = g_strdup_printf(_("Application '%s' can't do CALCSIZE estimate"),
est->dle->program);
} else {
errmsg = g_strdup_printf(_("Application '%s' can't do estimate"),
est->dle->program);
}
qerrmsg = quote_string(errmsg);
dbprintf(_("errmsg is %s\n"), errmsg);
g_printf("%s %d ERROR %s\n",
est->qamname, 0, qerrmsg);
amfree(errmsg);
amfree(qerrmsg);
}
} else if (estimate_method == ES_SERVER &&
(est->est[level].server || client_method == ES_ES)) {
/* planner will consider this level, */
/* but use a server-side estimate */
g_printf("%s %d SIZE -1\n", est->qamname, level);
est->est[level].needestimate = 0;
} else if (client_method == ES_CLIENT) {
levels[nb_level++] = level;
} else if (client_method == ES_CALCSIZE) {
levels[nb_level++] = level;
}
}
}
if (nb_level == 0) {
amfree(bsu);
return;
}
if (bsu->multi_estimate) {
for (i=0;i<nb_level;i++) {
dbprintf(_("getting size via application API for %s %s level %d\n"),
est->qamname, est->qamdevice, levels[i]);
}
getsize_application_api(est, nb_level, levels, bsu);