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boinc/client/client_state.cpp

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// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
#ifdef _WIN32
#include "boinc_win.h"
#else
#include "config.h"
#include <unistd.h>
#include <csignal>
#include <cstdio>
#include <cstdlib>
#include <ctime>
#include <cstdarg>
#include <cstring>
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#endif
#ifdef __EMX__
#define INCL_DOS
#include <os2.h>
#endif
#include "cpp.h"
#include "parse.h"
#include "str_util.h"
#include "str_replace.h"
#include "util.h"
#include "error_numbers.h"
#include "filesys.h"
#ifdef _WIN32
#include "proc_control.h"
#endif
#include "file_names.h"
#include "hostinfo.h"
#include "hostinfo_network.h"
#include "network.h"
#include "http_curl.h"
#include "client_msgs.h"
#include "shmem.h"
#include "sandbox.h"
#include "cs_notice.h"
#include "client_state.h"
using std::max;
CLIENT_STATE gstate;
COPROC_CUDA* coproc_cuda;
COPROC_ATI* coproc_ati;
CLIENT_STATE::CLIENT_STATE():
lookup_website_op(&gui_http),
get_current_version_op(&gui_http),
get_project_list_op(&gui_http)
{
http_ops = new HTTP_OP_SET();
file_xfers = new FILE_XFER_SET(http_ops);
pers_file_xfers = new PERS_FILE_XFER_SET(file_xfers);
scheduler_op = new SCHEDULER_OP(http_ops);
client_state_dirty = false;
exit_when_idle = false;
exit_before_start = false;
exit_after_finish = false;
check_all_logins = false;
allow_remote_gui_rpc = false;
cmdline_gui_rpc_port = 0;
run_cpu_benchmarks = false;
skip_cpu_benchmarks = false;
file_xfer_giveup_period = PERS_GIVEUP;
contacted_sched_server = false;
tasks_suspended = false;
network_suspended = false;
suspend_reason = 0;
network_suspend_reason = 0;
core_client_version.major = BOINC_MAJOR_VERSION;
core_client_version.minor = BOINC_MINOR_VERSION;
core_client_version.release = BOINC_RELEASE;
#ifdef BOINC_PRERELEASE
core_client_version.prerelease = true;
#else
core_client_version.prerelease = false;
#endif
exit_after_app_start_secs = 0;
app_started = 0;
exit_before_upload = false;
show_projects = false;
strcpy(detach_project_url, "");
strcpy(main_host_venue, "");
strcpy(attach_project_url, "");
strcpy(attach_project_auth, "");
run_mode.set(RUN_MODE_AUTO, 0);
gpu_mode.set(RUN_MODE_AUTO, 0);
network_mode.set(RUN_MODE_AUTO, 0);
started_by_screensaver = false;
requested_exit = false;
requested_suspend = false;
requested_resume = false;
cleanup_completed = false;
in_abort_sequence = false;
master_fetch_period = MASTER_FETCH_PERIOD;
retry_cap = RETRY_CAP;
master_fetch_retry_cap = MASTER_FETCH_RETRY_CAP;
master_fetch_interval = MASTER_FETCH_INTERVAL;
sched_retry_delay_min = SCHED_RETRY_DELAY_MIN;
sched_retry_delay_max = SCHED_RETRY_DELAY_MAX;
pers_retry_delay_min = PERS_RETRY_DELAY_MIN;
pers_retry_delay_max = PERS_RETRY_DELAY_MAX;
pers_giveup = PERS_GIVEUP;
executing_as_daemon = false;
redirect_io = false;
disable_graphics = false;
work_fetch_no_new_work = false;
cant_write_state_file = false;
unsigned_apps_ok = false;
debt_interval_start = 0;
retry_shmem_time = 0;
must_schedule_cpus = true;
must_enforce_cpu_schedule = true;
no_gui_rpc = false;
new_version_check_time = 0;
all_projects_list_check_time = 0;
detach_console = false;
#ifdef SANDBOX
g_use_sandbox = true; // User can override with -insecure command-line arg
#endif
launched_by_manager = false;
initialized = false;
last_wakeup_time = dtime();
abort_jobs_on_exit = false;
}
void CLIENT_STATE::show_host_info() {
char buf[256], buf2[256];
nbytes_to_string(host_info.m_cache, 0, buf, sizeof(buf));
msg_printf(NULL, MSG_INFO,
"Processor: %d %s %s",
host_info.p_ncpus, host_info.p_vendor, host_info.p_model
);
if (host_info.m_cache > 0) {
msg_printf(NULL, MSG_INFO,
"Processor: %s cache",
buf
);
}
msg_printf(NULL, MSG_INFO,
"Processor features: %s", host_info.p_features
);
msg_printf(NULL, MSG_INFO,
"OS: %s: %s", host_info.os_name, host_info.os_version
);
nbytes_to_string(host_info.m_nbytes, 0, buf, sizeof(buf));
nbytes_to_string(host_info.m_swap, 0, buf2, sizeof(buf2));
msg_printf(NULL, MSG_INFO,
"Memory: %s physical, %s virtual",
buf, buf2
);
nbytes_to_string(host_info.d_total, 0, buf, sizeof(buf));
nbytes_to_string(host_info.d_free, 0, buf2, sizeof(buf2));
msg_printf(NULL, MSG_INFO, "Disk: %s total, %s free", buf, buf2);
int tz = host_info.timezone/3600;
msg_printf(0, MSG_INFO, "Local time is UTC %s%d hours",
tz<0?"":"+", tz
);
}
int CLIENT_STATE::init() {
int retval;
unsigned int i;
char buf[256];
PROJECT* p;
srand((unsigned int)time(0));
now = dtime();
client_start_time = now;
scheduler_op->url_random = drand();
notices.init();
detect_platforms();
time_stats.start();
msg_printf(
NULL, MSG_INFO, "Starting BOINC client version %d.%d.%d for %s%s",
core_client_version.major,
core_client_version.minor,
core_client_version.release,
get_primary_platform(),
#ifdef _DEBUG
" (DEBUG)"
#else
""
#endif
);
if (core_client_version.prerelease) {
msg_printf(NULL, MSG_INFO,
"This a development version of BOINC and may not function properly"
);
}
config.show();
log_flags.show();
msg_printf(NULL, MSG_INFO, "Libraries: %s", curl_version());
if (executing_as_daemon) {
msg_printf(NULL, MSG_INFO, "Running as a daemon");
}
relative_to_absolute("", buf);
msg_printf(NULL, MSG_INFO, "Data directory: %s", buf);
#ifdef _WIN32
DWORD buf_size = sizeof(buf);
LPTSTR pbuf = buf;
GetUserName(pbuf, &buf_size);
msg_printf(NULL, MSG_INFO, "Running under account %s", pbuf);
#endif
parse_account_files();
parse_statistics_files();
host_info.clear_host_info();
host_info.get_host_info();
set_ncpus();
show_host_info();
// check for GPUs.
//
if (!config.no_gpus) {
vector<string> descs;
vector<string> warnings;
host_info.coprocs.get(
config.use_all_gpus, descs, warnings,
config.ignore_cuda_dev, config.ignore_ati_dev
);
for (i=0; i<descs.size(); i++) {
msg_printf(NULL, MSG_INFO, descs[i].c_str());
}
if (log_flags.coproc_debug) {
for (i=0; i<warnings.size(); i++) {
msg_printf(NULL, MSG_INFO, warnings[i].c_str());
}
}
if (host_info.coprocs.coprocs.size() == 0) {
msg_printf(NULL, MSG_INFO, "No usable GPUs found");
}
#if 0
fake_cuda(host_info.coprocs, 2);
msg_printf(NULL, MSG_INFO, "Faking an NVIDIA GPU");
#endif
#if 0
fake_ati(host_info.coprocs, 2);
msg_printf(NULL, MSG_INFO, "Faking an ATI GPU");
#endif
coproc_cuda = (COPROC_CUDA*)host_info.coprocs.lookup("CUDA");
coproc_ati = (COPROC_ATI*)host_info.coprocs.lookup("ATI");
}
// check for app_info.xml file in project dirs.
// If find, read app info from there, set project.anonymous_platform
// - this must follow coproc.get() (need to know if GPUs are present)
// - this is being done before CPU speed has been read,
// so we'll need to patch up avp->flops later;
//
check_anonymous();
// first time, set p_fpops nonzero to avoid div by zero
//
cpu_benchmarks_set_defaults();
// Parse the client state file,
// ignoring any <project> tags (and associated stuff)
// for projects with no account file
//
parse_state_file();
// parse account files again,
// now that we know the host's venue on each project
//
parse_account_files_venue();
// fill in avp->flops for anonymous platform projects
//
for (i=0; i<app_versions.size(); i++) {
APP_VERSION* avp = app_versions[i];
if (!avp->flops) {
if (!avp->avg_ncpus) {
avp->avg_ncpus = 1;
}
avp->flops = avp->avg_ncpus * host_info.p_fpops;
// for GPU apps, use conservative estimate:
// assume app will run at peak CPU speed, not peak GPU
//
if (avp->ncudas) {
avp->flops += avp->ncudas * host_info.p_fpops;
}
if (avp->natis) {
avp->flops += avp->natis * host_info.p_fpops;
}
}
}
check_clock_reset();
// Check to see if we can write the state file.
//
retval = write_state_file();
if (retval) {
msg_printf(NULL, MSG_USER_ALERT,
"Couldn't write state file; make sure directory permissions are set correctly"
);
cant_write_state_file = true;
}
// scan user prefs; create file records
//
parse_preferences_for_user_files();
if (log_flags.state_debug) {
print_summary();
}
do_cmdline_actions();
// check if version or platform has changed.
// Either of these is evidence that we're running a different
// client than previously.
//
bool new_client = false;
if ((core_client_version.major != old_major_version)
|| (core_client_version.minor != old_minor_version)
|| (core_client_version.release != old_release)
) {
msg_printf(NULL, MSG_INFO,
"Version change (%d.%d.%d -> %d.%d.%d)",
old_major_version, old_minor_version, old_release,
core_client_version.major,
core_client_version.minor,
core_client_version.release
);
new_client = true;
}
if (statefile_platform_name.size() && strcmp(get_primary_platform(), statefile_platform_name.c_str())) {
msg_printf(NULL, MSG_INFO,
"Platform changed from %s to %s",
statefile_platform_name.c_str(), get_primary_platform()
);
new_client = true;
}
// if new version of client,
// - run CPU benchmarks
// - contact reference site (or some project) to trigger firewall alert
//
if (new_client) {
run_cpu_benchmarks = true;
if (config.dont_contact_ref_site) {
if (projects.size() > 0) {
projects[0]->master_url_fetch_pending = true;
}
} else {
net_status.need_to_contact_reference_site = true;
}
}
// show projects
//
for (i=0; i<projects.size(); i++) {
p = projects[i];
if (p->hostid) {
sprintf(buf, "%d", p->hostid);
} else {
strcpy(buf, "not assigned yet");
}
msg_printf(p, MSG_INFO,
"URL %s; Computer ID %s; resource share %.0f",
p->master_url, buf, p->resource_share
);
if (p->ended) {
msg_printf(p, MSG_INFO, "Project has ended - OK to detach");
}
}
read_global_prefs();
// do CPU scheduler and work fetch
//
request_schedule_cpus("Startup");
request_work_fetch("Startup");
work_fetch.init();
debt_interval_start = now;
// set up the project and slot directories
//
delete_old_slot_dirs();
retval = make_project_dirs();
if (retval) return retval;
active_tasks.init();
active_tasks.report_overdue();
active_tasks.handle_upload_files();
// Just to be on the safe side; something may have been modified
//
set_client_state_dirty("init");
// initialize GUI RPC data structures before we start accepting
// GUI RPC's.
//
acct_mgr_info.init();
project_init.init();
if (!no_gui_rpc) {
// When we're running at boot time,
// it may be a few seconds before we can socket/bind/listen.
// So retry a few times.
//
for (i=0; i<30; i++) {
bool last_time = (i==29);
retval = gui_rpcs.init(last_time);
if (!retval) break;
boinc_sleep(1.0);
}
if (retval) return retval;
}
#ifdef SANDBOX
get_project_gid();
#endif
#ifdef _WIN32
get_sandbox_account_service_token();
if (sandbox_account_service_token != NULL) g_use_sandbox = true;
#endif
check_file_existence();
if (!boinc_file_exists(ALL_PROJECTS_LIST_FILENAME)) {
all_projects_list_check_time = 0;
}
all_projects_list_check();
auto_update.init();
http_ops->cleanup_temp_files();
notices.init_rss();
initialized = true;
return 0;
}
static void double_to_timeval(double x, timeval& t) {
t.tv_sec = (int)x;
t.tv_usec = (int)(1000000*(x - (int)x));
}
FDSET_GROUP curl_fds;
FDSET_GROUP gui_rpc_fds;
FDSET_GROUP all_fds;
// Spend x seconds either doing I/O (if possible) or sleeping.
//
void CLIENT_STATE::do_io_or_sleep(double x) {
int n;
struct timeval tv;
now = dtime();
double end_time = now + x;
int loops = 0;
while (1) {
curl_fds.zero();
gui_rpc_fds.zero();
http_ops->get_fdset(curl_fds);
all_fds = curl_fds;
gui_rpcs.get_fdset(gui_rpc_fds, all_fds);
double_to_timeval(x, tv);
n = select(
all_fds.max_fd+1,
&all_fds.read_fds, &all_fds.write_fds, &all_fds.exc_fds,
&tv
);
//printf("select in %d out %d\n", all_fds.max_fd, n);
// Note: curl apparently likes to have curl_multi_perform()
// (called from net_xfers->got_select())
// called pretty often, even if no descriptors are enabled.
// So do the "if (n==0) break" AFTER the got_selects().
http_ops->got_select(all_fds, x);
gui_rpcs.got_select(all_fds);
if (n==0) break;
// Limit number of times thru this loop.
// Can get stuck in while loop, if network isn't available,
// DNS lookups tend to eat CPU cycles.
//
if (loops++ > 99) {
boinc_sleep(.01);
#ifdef __EMX__
DosSleep(0);
#endif
break;
}
now = dtime();
if (now > end_time) break;
x = end_time - now;
}
}
#define POLL_ACTION(name, func) \
do { if (func()) { \
++actions; \
if (log_flags.poll_debug) { \
msg_printf(0, MSG_INFO, "[poll_debug] CLIENT_STATE::poll_slow_events(): " #name "\n"); \
} \
} } while(0)
// Poll the client's finite-state machines
// possibly triggering state transitions.
// Returns true if something happened
// (in which case should call this again immediately)
//
bool CLIENT_STATE::poll_slow_events() {
int actions = 0, retval;
static int last_suspend_reason=0;
static bool tasks_restarted = false;
static bool first=true;
double old_now = now;
#ifdef __APPLE__
double idletime;
#endif
now = dtime();
if (cant_write_state_file) {
return false;
}
if (now - old_now > POLL_INTERVAL*10) {
if (log_flags.network_status_debug) {
msg_printf(0, MSG_INFO,
"[network_status_debug] woke up after %f seconds",
now - old_now
);
}
last_wakeup_time = now;
}
if (should_run_cpu_benchmarks() && !are_cpu_benchmarks_running()) {
run_cpu_benchmarks = false;
start_cpu_benchmarks();
}
bool old_user_active = user_active;
user_active = !host_info.users_idle(
check_all_logins, global_prefs.idle_time_to_run
#ifdef __APPLE__
, &idletime
#endif
);
if (user_active != old_user_active) {
request_schedule_cpus("Idle state change");
}
#if 0
// NVIDIA provides an interface for finding if a GPU is
// running a graphics app. ATI doesn't as far as I know
//
if (coproc_cuda && user_active && !global_prefs.run_gpu_if_user_active) {
if (coproc_cuda->check_running_graphics_app()) {
request_schedule_cpus("GPU state change");
}
}
#endif
#ifdef __APPLE__
// Mac screensaver launches client if not already running.
// OS X quits screensaver when energy saver puts display to sleep,
// but we want to keep crunching.
// Also, user can start Mac screensaver by putting cursor in "hot corner"
// so idletime may be very small initially.
// If screensaver started client, this code tells client
// to exit when user becomes active, accounting for all these factors.
//
if (started_by_screensaver && (idletime < 30) && (getppid() == 1)) {
// pid is 1 if parent has exited
requested_exit = true;
}
// Exit if we were launched by Manager and it crashed.
//
if (launched_by_manager && (getppid() == 1)) {
gstate.requested_exit = true;
}
#endif
suspend_reason = check_suspend_processing();
// suspend or resume activities (but only if already did startup)
//
if (tasks_restarted) {
if (suspend_reason) {
if (!tasks_suspended) {
suspend_tasks(suspend_reason);
}
last_suspend_reason = suspend_reason;
} else {
if (tasks_suspended) {
resume_tasks(last_suspend_reason);
}
}
} else if (first) {
// if suspended, show message the first time around
//
first = false;
if (suspend_reason) {
print_suspend_tasks_message(suspend_reason);
}
}
tasks_suspended = (suspend_reason != 0);
if (suspend_reason & SUSPEND_REASON_BENCHMARKS) {
cpu_benchmarks_poll();
}
network_suspend_reason = check_suspend_network();
// if a recent GUI RPC needs network access, allow it
//
if (gui_rpcs.recent_rpc_needs_network(300)) {
network_suspend_reason = 0;
}
if (network_suspend_reason) {
if (!network_suspended) {
suspend_network(network_suspend_reason);
network_suspended = true;
}
} else {
if (network_suspended) {
resume_network();
network_suspended = false;
}
}
// NOTE:
// The order of calls in the following lists generally doesn't matter,
// except for the following:
// must have:
// active_tasks_poll
// handle_finished_apps
// possibly_schedule_cpus
// enforce_schedule
// in that order (active_tasks_poll() sets must_schedule_cpus,
// and handle_finished_apps() must be done before possibly_schedule_cpus()
check_project_timeout();
//auto_update.poll();
POLL_ACTION(active_tasks , active_tasks.poll );
POLL_ACTION(garbage_collect , garbage_collect );
POLL_ACTION(gui_http , gui_http.poll );
POLL_ACTION(gui_rpc_http , gui_rpcs.poll );
if (!network_suspended && suspend_reason != SUSPEND_REASON_BENCHMARKS) {
// don't initiate network activity if we're doing CPU benchmarks
net_status.poll();
POLL_ACTION(acct_mgr , acct_mgr_info.poll );
POLL_ACTION(file_xfers , file_xfers->poll );
POLL_ACTION(pers_file_xfers , pers_file_xfers->poll );
POLL_ACTION(handle_pers_file_xfers , handle_pers_file_xfers );
POLL_ACTION(rss_feed_op , rss_feed_op.poll );
}
POLL_ACTION(handle_finished_apps , handle_finished_apps );
POLL_ACTION(update_results , update_results );
if (!tasks_suspended) {
POLL_ACTION(possibly_schedule_cpus, possibly_schedule_cpus );
POLL_ACTION(enforce_schedule , enforce_schedule );
tasks_restarted = true;
}
if (!network_suspended) {
POLL_ACTION(scheduler_rpc , scheduler_rpc_poll );
}
retval = write_state_file_if_needed();
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Couldn't write state file: %s; giving up", boincerror(retval)
);
exit(EXIT_STATEFILE_WRITE);
}
if (log_flags.poll_debug) {
msg_printf(0, MSG_INFO,
"[poll_debug] CLIENT_STATE::do_something(): End poll: %d tasks active\n", actions
);
}
if (actions > 0) {
return true;
} else {
time_stats.update(suspend_reason);
// on some systems, gethostbyname() only starts working
// a few minutes after system boot.
// If it didn't work before, try it again.
//
if (!strlen(host_info.domain_name)) {
host_info.get_local_network_info();
}
return false;
}
}
// See if the project specified by master_url already exists
// in the client state record. Ignore any trailing "/" characters
//
PROJECT* CLIENT_STATE::lookup_project(const char* master_url) {
int len1, len2;
char *mu;
len1 = (int)strlen(master_url);
if (master_url[strlen(master_url)-1] == '/') len1--;
for (unsigned int i=0; i<projects.size(); i++) {
mu = projects[i]->master_url;
len2 = (int)strlen(mu);
if (mu[strlen(mu)-1] == '/') len2--;
if (!strncmp(master_url, projects[i]->master_url, max(len1,len2))) {
return projects[i];
}
}
return 0;
}
APP* CLIENT_STATE::lookup_app(PROJECT* p, const char* name) {
for (unsigned int i=0; i<apps.size(); i++) {
APP* app = apps[i];
if (app->project == p && !strcmp(name, app->name)) return app;
}
return 0;
}
RESULT* CLIENT_STATE::lookup_result(PROJECT* p, const char* name) {
for (unsigned int i=0; i<results.size(); i++) {
RESULT* rp = results[i];
if (rp->project == p && !strcmp(name, rp->name)) return rp;
}
return 0;
}
WORKUNIT* CLIENT_STATE::lookup_workunit(PROJECT* p, const char* name) {
for (unsigned int i=0; i<workunits.size(); i++) {
WORKUNIT* wup = workunits[i];
if (wup->project == p && !strcmp(name, wup->name)) return wup;
}
return 0;
}
APP_VERSION* CLIENT_STATE::lookup_app_version(
APP* app, char* platform, int version_num, char* plan_class
) {
for (unsigned int i=0; i<app_versions.size(); i++) {
APP_VERSION* avp = app_versions[i];
if (avp->app != app) continue;
if (version_num != avp->version_num) continue;
if (strcmp(avp->platform, platform)) continue;
if (strcmp(avp->plan_class, plan_class)) continue;
return avp;
}
return 0;
}
FILE_INFO* CLIENT_STATE::lookup_file_info(PROJECT* p, const char* name) {
for (unsigned int i=0; i<file_infos.size(); i++) {
FILE_INFO* fip = file_infos[i];
if (fip->project == p && !strcmp(fip->name, name)) {
return fip;
}
}
return 0;
}
// functions to create links between state objects
// (which, in their XML form, reference one another by name)
// Return nonzero if already in client state.
//
int CLIENT_STATE::link_app(PROJECT* p, APP* app) {
if (lookup_app(p, app->name)) return ERR_NOT_UNIQUE;
app->project = p;
return 0;
}
int CLIENT_STATE::link_file_info(PROJECT* p, FILE_INFO* fip) {
if (lookup_file_info(p, fip->name)) return ERR_NOT_UNIQUE;
fip->project = p;
return 0;
}
int CLIENT_STATE::link_app_version(PROJECT* p, APP_VERSION* avp) {
APP* app;
FILE_INFO* fip;
unsigned int i;
avp->project = p;
app = lookup_app(p, avp->app_name);
if (!app) {
msg_printf(p, MSG_INTERNAL_ERROR,
"State file error: bad application name %s",
avp->app_name
);
return ERR_NOT_FOUND;
}
avp->app = app;
if (lookup_app_version(app, avp->platform, avp->version_num, avp->plan_class)) {
msg_printf(p, MSG_INTERNAL_ERROR,
"State file error: duplicate app version: %s %s %d %s",
avp->app_name, avp->platform, avp->version_num, avp->plan_class
);
return ERR_NOT_UNIQUE;
}
avp->graphics_exec_path[0] = 0;
for (i=0; i<avp->app_files.size(); i++) {
FILE_REF& file_ref = avp->app_files[i];
fip = lookup_file_info(p, file_ref.file_name);
if (!fip) {
msg_printf(p, MSG_INTERNAL_ERROR,
"State file error: missing application file %s",
file_ref.file_name
);
return ERR_NOT_FOUND;
}
if (!strcmp(file_ref.open_name, GRAPHICS_APP_FILENAME)) {
char relpath[512], path[512];
get_pathname(fip, relpath, sizeof(relpath));
relative_to_absolute(relpath, path);
strlcpy(avp->graphics_exec_path, path, sizeof(avp->graphics_exec_path));
}
// any file associated with an app version must be signed
//
if (!unsigned_apps_ok) {
fip->signature_required = true;
}
file_ref.file_info = fip;
}
return 0;
}
int CLIENT_STATE::link_file_ref(PROJECT* p, FILE_REF* file_refp) {
FILE_INFO* fip;
fip = lookup_file_info(p, file_refp->file_name);
if (!fip) {
msg_printf(p, MSG_INTERNAL_ERROR,
"State file error: missing file %s",
file_refp->file_name
);
return ERR_NOT_FOUND;
}
file_refp->file_info = fip;
return 0;
}
int CLIENT_STATE::link_workunit(PROJECT* p, WORKUNIT* wup) {
APP* app;
unsigned int i;
int retval;
app = lookup_app(p, wup->app_name);
if (!app) {
msg_printf(p, MSG_INTERNAL_ERROR,
"State file error: missing application %s",
wup->app_name
);
return ERR_NOT_FOUND;
}
wup->project = p;
wup->app = app;
for (i=0; i<wup->input_files.size(); i++) {
retval = link_file_ref(p, &wup->input_files[i]);
if (retval) {
msg_printf(p, MSG_INTERNAL_ERROR,
"State file error: missing input file %s\n",
wup->input_files[i].file_name
);
return retval;
}
}
return 0;
}
int CLIENT_STATE::link_result(PROJECT* p, RESULT* rp) {
WORKUNIT* wup;
unsigned int i;
int retval;
wup = lookup_workunit(p, rp->wu_name);
if (!wup) {
msg_printf(p, MSG_INTERNAL_ERROR,
"State file error: missing task %s\n", rp->wu_name
);
return ERR_NOT_FOUND;
}
rp->project = p;
rp->wup = wup;
rp->app = wup->app;
for (i=0; i<rp->output_files.size(); i++) {
retval = link_file_ref(p, &rp->output_files[i]);
if (retval) return retval;
}
return 0;
}
// Print debugging information about how many projects/files/etc
// are currently in the client state record
//
void CLIENT_STATE::print_summary() {
unsigned int i;
double t;
msg_printf(0, MSG_INFO, "[state_debug] Client state summary:");
msg_printf(0, MSG_INFO, "%d projects:", (int)projects.size());
for (i=0; i<projects.size(); i++) {
t = projects[i]->min_rpc_time;
if (t) {
msg_printf(0, MSG_INFO, " %s min RPC %f.0 seconds from now", projects[i]->master_url, t-now);
} else {
msg_printf(0, MSG_INFO, " %s", projects[i]->master_url);
}
}
msg_printf(0, MSG_INFO, "%d file_infos:", (int)file_infos.size());
for (i=0; i<file_infos.size(); i++) {
msg_printf(0, MSG_INFO, " %s status:%d %s", file_infos[i]->name, file_infos[i]->status, file_infos[i]->pers_file_xfer?"active":"inactive");
}
msg_printf(0, MSG_INFO, "%d app_versions", (int)app_versions.size());
for (i=0; i<app_versions.size(); i++) {
msg_printf(0, MSG_INFO, " %s %d", app_versions[i]->app_name, app_versions[i]->version_num);
}
msg_printf(0, MSG_INFO, "%d workunits", (int)workunits.size());
for (i=0; i<workunits.size(); i++) {
msg_printf(0, MSG_INFO, " %s", workunits[i]->name);
}
msg_printf(0, MSG_INFO, "%d results", (int)results.size());
for (i=0; i<results.size(); i++) {
msg_printf(0, MSG_INFO, " %s state:%d", results[i]->name, results[i]->state());
}
msg_printf(0, MSG_INFO, "%d persistent file xfers", (int)pers_file_xfers->pers_file_xfers.size());
for (i=0; i<pers_file_xfers->pers_file_xfers.size(); i++) {
msg_printf(0, MSG_INFO, " %s http op state: %d", pers_file_xfers->pers_file_xfers[i]->fip->name, (pers_file_xfers->pers_file_xfers[i]->fxp?pers_file_xfers->pers_file_xfers[i]->fxp->http_op_state:-1));
}
msg_printf(0, MSG_INFO, "%d active tasks", (int)active_tasks.active_tasks.size());
for (i=0; i<active_tasks.active_tasks.size(); i++) {
msg_printf(0, MSG_INFO, " %s", active_tasks.active_tasks[i]->result->name);
}
}
int CLIENT_STATE::nresults_for_project(PROJECT* p) {
int n=0;
for (unsigned int i=0; i<results.size(); i++) {
if (results[i]->project == p) n++;
}
return n;
}
bool CLIENT_STATE::abort_unstarted_late_jobs() {
bool action = false;
if (now < 1235668593) return false; // skip if user reset system clock
for (unsigned int i=0; i<results.size(); i++) {
RESULT* rp = results[i];
if (!rp->not_started()) continue;
if (rp->report_deadline > now) continue;
msg_printf(rp->project, MSG_INFO,
"Aborting task %s; not started and deadline has passed",
rp->name
);
rp->abort_inactive(ERR_UNSTARTED_LATE);
action = true;
}
return action;
}
bool CLIENT_STATE::garbage_collect() {
bool action;
static double last_time=0;
if (gstate.now - last_time < GARBAGE_COLLECT_PERIOD) return false;
last_time = gstate.now;
action = abort_unstarted_late_jobs();
if (action) return true;
action = garbage_collect_always();
if (action) return true;
// Detach projects that are marked for detach when done
// and are in fact done (have no results).
// This is done here (not in garbage_collect_always())
// because detach_project() calls garbage_collect_always(),
// and we need to avoid infinite recursion
//
for (unsigned i=0; i<projects.size(); i++) {
PROJECT* p = projects[i];
if (p->detach_when_done && !nresults_for_project(p)) {
detach_project(p);
action = true;
}
}
return action;
}
// delete unneeded records and files
//
bool CLIENT_STATE::garbage_collect_always() {
unsigned int i, j;
int failnum;
FILE_INFO* fip;
RESULT* rp;
WORKUNIT* wup;
APP_VERSION* avp, *avp2;
vector<RESULT*>::iterator result_iter;
vector<WORKUNIT*>::iterator wu_iter;
vector<FILE_INFO*>::iterator fi_iter;
vector<APP_VERSION*>::iterator avp_iter;
bool action = false, found;
string error_msgs;
PROJECT* project;
// zero references counts on WUs, FILE_INFOs and APP_VERSIONs
for (i=0; i<workunits.size(); i++) {
wup = workunits[i];
wup->ref_cnt = 0;
}
for (i=0; i<file_infos.size(); i++) {
fip = file_infos[i];
fip->ref_cnt = 0;
}
for (i=0; i<app_versions.size(); i++) {
avp = app_versions[i];
avp->ref_cnt = 0;
}
// reference-count user and project files
//
for (i=0; i<projects.size(); i++) {
project = projects[i];
for (j=0; j<project->user_files.size(); j++) {
project->user_files[j].file_info->ref_cnt++;
}
for (j=0; j<project->project_files.size(); j++) {
project->project_files[j].file_info->ref_cnt++;
}
}
// reference-count auto update files
//
if (auto_update.present) {
for (i=0; i<auto_update.file_refs.size(); i++) {
auto_update.file_refs[i].file_info->ref_cnt++;
}
}
// Scan through RESULTs.
// delete RESULTs that have been reported and acked.
// Check for results whose WUs had download failures
// Check for results that had upload failures
// Reference-count output files
// Reference-count WUs
//
result_iter = results.begin();
while (result_iter != results.end()) {
rp = *result_iter;
if (rp->got_server_ack) {
// see if - for some reason - there's an active task
// for this result. don't want to create dangling ptr.
//
ACTIVE_TASK* atp = active_tasks.lookup_result(rp);
if (atp) {
msg_printf(rp->project, MSG_INTERNAL_ERROR,
"garbage_collect(); still have active task for acked result %s; state %d",
rp->name, atp->task_state()
);
atp->abort_task(
EXIT_ABORTED_BY_CLIENT,
"Got ack for job that's till active"
);
} else {
if (log_flags.state_debug) {
msg_printf(0, MSG_INFO,
"[state_debug] garbage_collect: deleting result %s\n",
rp->name
);
}
delete rp;
result_iter = results.erase(result_iter);
action = true;
continue;
}
}
// See if the files for this result's workunit had
// any errors (download failure, MD5, RSA, etc)
// and we don't already have an error for this result
//
if (!rp->ready_to_report) {
wup = rp->wup;
if (wup->had_download_failure(failnum)) {
wup->get_file_errors(error_msgs);
report_result_error(
*rp, "WU download error: %s", error_msgs.c_str()
);
} else if (rp->avp && rp->avp->had_download_failure(failnum)) {
rp->avp->get_file_errors(error_msgs);
report_result_error(
*rp, "app_version download error: %s", error_msgs.c_str()
);
}
}
bool found_error = false;
string error_str;
for (i=0; i<rp->output_files.size(); i++) {
// If one of the output files had an upload failure,
// mark the result as done and report the error.
//
if (!rp->ready_to_report) {
fip = rp->output_files[i].file_info;
if (fip->had_failure(failnum)) {
string msg;
fip->failure_message(msg);
found_error = true;
error_str += msg;
}
}
rp->output_files[i].file_info->ref_cnt++;
}
if (found_error) {
// check for process still running; this can happen
// e.g. if an intermediate upload fails
//
ACTIVE_TASK* atp = active_tasks.lookup_result(rp);
if (atp) {
switch (atp->task_state()) {
case PROCESS_EXECUTING:
case PROCESS_SUSPENDED:
atp->abort_task(
EXIT_ABORTED_BY_CLIENT,
"Got ack for job that's till active"
);
}
}
report_result_error(*rp, "%s", error_str.c_str());
}
rp->avp->ref_cnt++;
rp->wup->ref_cnt++;
result_iter++;
}
// delete WORKUNITs not referenced by any in-progress result;
// reference-count files and APP_VERSIONs referred to by other WUs
//
wu_iter = workunits.begin();
while (wu_iter != workunits.end()) {
wup = *wu_iter;
if (wup->ref_cnt == 0) {
if (log_flags.state_debug) {
msg_printf(0, MSG_INFO,
"[state_debug] CLIENT_STATE::garbage_collect(): deleting workunit %s\n",
wup->name
);
}
delete wup;
wu_iter = workunits.erase(wu_iter);
action = true;
} else {
for (i=0; i<wup->input_files.size(); i++) {
wup->input_files[i].file_info->ref_cnt++;
}
wu_iter++;
}
}
// go through APP_VERSIONs;
// delete any not referenced by any WORKUNIT
// and superceded by a more recent version.
//
avp_iter = app_versions.begin();
while (avp_iter != app_versions.end()) {
avp = *avp_iter;
if (avp->ref_cnt == 0) {
found = false;
for (j=0; j<app_versions.size(); j++) {
avp2 = app_versions[j];
if (avp2->app==avp->app
&& (!strcmp(avp2->plan_class, avp->plan_class))
&& avp2->version_num>avp->version_num
) {
found = true;
break;
}
}
if (found) {
delete avp;
avp_iter = app_versions.erase(avp_iter);
action = true;
} else {
avp_iter++;
}
} else {
avp_iter++;
}
}
// Then go through remaining APP_VERSIONs,
// bumping refcnt of associated files.
//
for (i=0; i<app_versions.size(); i++) {
avp = app_versions[i];
for (j=0; j<avp->app_files.size(); j++) {
avp->app_files[j].file_info->ref_cnt++;
}
}
// reference-count sticky files not marked for deletion
//
for (fi_iter = file_infos.begin(); fi_iter!=file_infos.end(); fi_iter++) {
fip = *fi_iter;
if (!fip->sticky) continue;
if (fip->status < 0) continue;
if (fip->marked_for_delete) continue;
fip->ref_cnt++;
}
// remove PERS_FILE_XFERs (and associated FILE_XFERs and HTTP_OPs)
// for unreferenced files
//
vector<PERS_FILE_XFER*>::iterator pfx_iter;
pfx_iter = pers_file_xfers->pers_file_xfers.begin();
while (pfx_iter != pers_file_xfers->pers_file_xfers.end()) {
PERS_FILE_XFER* pfx = *pfx_iter;
if (pfx->fip->ref_cnt == 0) {
pfx->suspend();
delete pfx;
pfx_iter = pers_file_xfers->pers_file_xfers.erase(pfx_iter);
} else {
pfx_iter++;
}
}
// delete FILE_INFOs (and corresponding files) that are not referenced
//
fi_iter = file_infos.begin();
while (fi_iter != file_infos.end()) {
fip = *fi_iter;
if (fip->ref_cnt==0) {
fip->delete_file();
if (log_flags.state_debug) {
msg_printf(0, MSG_INFO,
"[state_debug] CLIENT_STATE::garbage_collect(): deleting file %s\n",
fip->name
);
}
delete fip;
fi_iter = file_infos.erase(fi_iter);
action = true;
} else {
fi_iter++;
}
}
if (action && log_flags.state_debug) {
print_summary();
}
return action;
}
// For results that are waiting for file transfer,
// check if the transfer is done,
// and if so switch to new state and take other actions.
// Also set some fields for newly-aborted results.
//
bool CLIENT_STATE::update_results() {
RESULT* rp;
vector<RESULT*>::iterator result_iter;
bool action = false;
static double last_time=0;
int retval;
if (gstate.now - last_time < UPDATE_RESULTS_PERIOD) return false;
last_time = gstate.now;
result_iter = results.begin();
while (result_iter != results.end()) {
rp = *result_iter;
switch (rp->state()) {
case RESULT_NEW:
rp->set_state(RESULT_FILES_DOWNLOADING, "CS::update_results");
action = true;
break;
case RESULT_FILES_DOWNLOADING:
retval = input_files_available(rp, false);
if (!retval) {
rp->set_state(RESULT_FILES_DOWNLOADED, "CS::update_results");
if (rp->avp->app_files.size()==0) {
// if this is a file-transfer app, start the upload phase
//
rp->set_state(RESULT_FILES_UPLOADING, "CS::update_results");
rp->clear_uploaded_flags();
} else {
// else try to start the computation
//
request_schedule_cpus("files downloaded");
}
action = true;
}
break;
case RESULT_FILES_UPLOADING:
if (rp->is_upload_done()) {
rp->ready_to_report = true;
rp->completed_time = gstate.now;
rp->set_state(RESULT_FILES_UPLOADED, "CS::update_results");
action = true;
}
break;
case RESULT_FILES_UPLOADED:
break;
case RESULT_ABORTED:
if (!rp->ready_to_report) {
rp->ready_to_report = true;
rp->completed_time = now;
action = true;
}
break;
}
result_iter++;
}
return action;
}
// Returns true if client should exit because of debugging criteria
// (timeout or idle)
//
bool CLIENT_STATE::time_to_exit() {
if (exit_after_app_start_secs
&& (app_started>0)
&& ((now - app_started) >= exit_after_app_start_secs)
) {
msg_printf(NULL, MSG_INFO,
"Exiting because time is up: %d", exit_after_app_start_secs
);
return true;
}
if (exit_when_idle && (results.size() == 0) && contacted_sched_server) {
msg_printf(NULL, MSG_INFO, "exiting because no more results");
return true;
}
if (cant_write_state_file) {
static bool first = true;
double t = now - last_wakeup_time;
if (first && t > 50) {
first = false;
msg_printf(NULL, MSG_INFO,
"Can't write state file, exiting in 10 seconds"
);
}
if (t > 60) {
msg_printf(NULL, MSG_INFO,
"Can't write state file, exiting now"
);
return true;
}
}
return false;
}
// Call this when a result has a nonrecoverable error.
// - back off on contacting the project's scheduler
// (so don't crash over and over)
// - Append a description of the error to result.stderr_out
// - If result state is FILES_DOWNLOADED, change it to COMPUTE_ERROR
// so that we don't try to run it again.
//
int CLIENT_STATE::report_result_error(RESULT& res, const char* format, ...) {
char buf[4096], err_msg[4096];
// The above store 1-line messages and short XML snippets.
// Shouldn't exceed a few hundred bytes.
unsigned int i;
int failnum;
// only do this once per result
//
if (res.ready_to_report) {
return 0;
}
res.ready_to_report = true;
res.completed_time = now;
va_list va;
va_start(va, format);
vsnprintf(err_msg, sizeof(err_msg), format, va);
va_end(va);
sprintf(buf, "Unrecoverable error for task %s (%s)", res.name, err_msg);
scheduler_op->backoff(res.project, buf);
sprintf( buf, "<message>\n%s\n</message>\n", err_msg);
res.stderr_out.append(buf);
switch(res.state()) {
case RESULT_NEW:
case RESULT_FILES_DOWNLOADING:
// called from:
// CLIENT_STATE::garbage_collect()
// if WU or app_version had a download failure
//
if (!res.exit_status) {
res.exit_status = ERR_RESULT_DOWNLOAD;
}
break;
case RESULT_FILES_DOWNLOADED:
// called from:
// ACTIVE_TASK::start (if couldn't start app)
// ACTIVE_TASK::restart (if files missing)
// ACITVE_TASK_SET::restart_tasks (catch other error returns)
// ACTIVE_TASK::handle_exited_app (on nonzero exit or signal)
// ACTIVE_TASK::abort_task (if exceeded resource limit)
// CLIENT_STATE::schedule_cpus (catch-all for resume/start errors)
//
res.set_state(RESULT_COMPUTE_ERROR, "CS::report_result_error");
if (!res.exit_status) {
res.exit_status = ERR_RESULT_START;
}
break;
case RESULT_FILES_UPLOADING:
// called from
// CLIENT_STATE::garbage_collect() if result had an upload error
//
for (i=0; i<res.output_files.size(); i++) {
if (res.output_files[i].file_info->had_failure(failnum)) {
sprintf(buf,
"<upload_error>\n"
" <file_name>%s</file_name>\n"
" <error_code>%d</error_code>\n"
"</upload_error>\n",
res.output_files[i].file_info->name, failnum
);
res.stderr_out.append(buf);
}
}
if (!res.exit_status) {
res.exit_status = ERR_RESULT_UPLOAD;
}
break;
case RESULT_FILES_UPLOADED:
msg_printf(res.project, MSG_INTERNAL_ERROR,
"Error reported for completed task %s", res.name
);
break;
}
res.stderr_out = res.stderr_out.substr(0, MAX_STDERR_LEN);
return 0;
}
// "Reset" a project: (clear error conditions)
// - stop all active tasks
// - stop all file transfers
// - stop scheduler RPC if any
// - delete all workunits and results
// - delete all apps and app_versions
// - garbage collect to delete unneeded files
// - clear debts and backoffs
//
// Note: does NOT delete persistent files or user-supplied files;
// does not delete project dir
//
int CLIENT_STATE::reset_project(PROJECT* project, bool detaching) {
unsigned int i;
APP_VERSION* avp;
APP* app;
vector<APP*>::iterator app_iter;
vector<APP_VERSION*>::iterator avp_iter;
RESULT* rp;
PERS_FILE_XFER* pxp;
msg_printf(project, MSG_INFO, "Resetting project");
active_tasks.abort_project(project);
for (i=0; i<pers_file_xfers->pers_file_xfers.size(); i++) {
pxp = pers_file_xfers->pers_file_xfers[i];
if (pxp->fip->project == project) {
if (pxp->fxp) {
file_xfers->remove(pxp->fxp);
delete pxp->fxp;
}
pers_file_xfers->remove(pxp);
delete pxp;
i--;
}
}
// if we're in the middle of a scheduler op to the project, abort it
//
scheduler_op->abort(project);
// mark results as server-acked.
// This will cause garbage_collect to delete them,
// and in turn their WUs will be deleted
//
for (i=0; i<results.size(); i++) {
rp = results[i];
if (rp->project == project) {
rp->got_server_ack = true;
}
}
project->user_files.clear();
project->project_files.clear();
garbage_collect_always();
// "ordered_scheduled_results" may contain pointers (now dangling)
// to tasks of this project.
//
ordered_scheduled_results.clear();
// remove apps and app_versions (but not if anonymous platform)
//
if (!project->anonymous_platform || detaching) {
avp_iter = app_versions.begin();
while (avp_iter != app_versions.end()) {
avp = *avp_iter;
if (avp->project == project) {
avp_iter = app_versions.erase(avp_iter);
delete avp;
} else {
avp_iter++;
}
}
app_iter = apps.begin();
while (app_iter != apps.end()) {
app = *app_iter;
if (app->project == project) {
app_iter = apps.erase(app_iter);
delete app;
} else {
app_iter++;
}
}
garbage_collect_always();
}
project->duration_correction_factor = 1;
project->ams_resource_share = -1;
project->min_rpc_time = 0;
project->pwf.reset(project);
project->cpu_pwf.reset();
project->cuda_pwf.reset();
project->ati_pwf.reset();
write_state_file();
return 0;
}
// "Detach" a project:
// - Reset (see above)
// - delete all file infos
// - delete account file
// - delete project directory
//
int CLIENT_STATE::detach_project(PROJECT* project) {
vector<PROJECT*>::iterator project_iter;
vector<FILE_INFO*>::iterator fi_iter;
FILE_INFO* fip;
PROJECT* p;
char path[256];
int retval;
reset_project(project, true);
msg_printf(project, MSG_INFO, "Detaching from project");
// delete all FILE_INFOs associated with this project
//
fi_iter = file_infos.begin();
while (fi_iter != file_infos.end()) {
fip = *fi_iter;
if (fip->project == project) {
fi_iter = file_infos.erase(fi_iter);
delete fip;
} else {
fi_iter++;
}
}
// if global prefs came from this project, delete file and reinit
//
p = lookup_project(global_prefs.source_project);
if (p == project) {
boinc_delete_file(GLOBAL_PREFS_FILE_NAME);
global_prefs.defaults();
}
// find project and remove it from the vector
//
for (project_iter = projects.begin(); project_iter != projects.end(); project_iter++) {
p = *project_iter;
if (p == project) {
project_iter = projects.erase(project_iter);
break;
}
}
// delete statistics file
//
get_statistics_filename(project->master_url, path);
retval = boinc_delete_file(path);
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't delete statistics file: %s", boincerror(retval)
);
}
// delete account file
//
get_account_filename(project->master_url, path);
retval = boinc_delete_file(path);
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't delete account file: %s", boincerror(retval)
);
}
get_sched_request_filename(*project, path, sizeof(path));
retval = boinc_delete_file(path);
get_sched_reply_filename(*project, path, sizeof(path));
retval = boinc_delete_file(path);
get_master_filename(*project, path, sizeof(path));
retval = boinc_delete_file(path);
// remove project directory and its contents
//
retval = remove_project_dir(*project);
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't delete project directory: %s", boincerror(retval)
);
}
delete project;
write_state_file();
adjust_debts();
request_schedule_cpus("Detach");
request_work_fetch("Detach");
return 0;
}
// Quit running applications, quit benchmarks,
// write the client_state.xml file
// (in principle we could also terminate net_xfers here,
// e.g. flush buffers, but why bother)
//
int CLIENT_STATE::quit_activities() {
// calculate long-term debts (for state file)
//
adjust_debts();
int retval = active_tasks.exit_tasks();
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Couldn't exit tasks: %s", boincerror(retval)
);
}
write_state_file();
gui_rpcs.close();
abort_cpu_benchmarks();
time_stats.quit();
return 0;
}
// return a random double in the range [rmin,rmax)
static inline double rand_range(double rmin, double rmax) {
if (rmin < rmax) {
return drand() * (rmax-rmin) + rmin;
} else {
return rmin;
}
}
// return a random double in the range [MIN,min(e^n,MAX))
//
double calculate_exponential_backoff( int n, double MIN, double MAX) {
double rmax = std::min(MAX, exp((double)n));
return rand_range(MIN, rmax);
}
// See if a timestamp in the client state file
// is later than the current time.
// If so, the user must have decremented the system clock.
// Clear all timeout variables.
//
void CLIENT_STATE::check_clock_reset() {
now = time(0);
if (!time_stats.last_update) return;
if (time_stats.last_update <= now) return;
msg_printf(NULL, MSG_INFO,
"System clock was turned backwards; clearing timeouts"
);
new_version_check_time = now;
all_projects_list_check_time = now;
unsigned int i;
for (i=0; i<projects.size(); i++) {
PROJECT* p = projects[i];
p->min_rpc_time = 0;
if (p->next_rpc_time) {
p->next_rpc_time = now;
}
p->download_backoff.next_xfer_time = 0;
p->upload_backoff.next_xfer_time = 0;
}
for (i=0; i<pers_file_xfers->pers_file_xfers.size(); i++) {
PERS_FILE_XFER* pfx = pers_file_xfers->pers_file_xfers[i];
pfx->next_request_time = 0;
}
// RESULT: could change report_deadline, but not clear how
}
// the following is done on client exit if the
// "abort_jobs_on_exit" flag is present.
// Abort jobs, and arrange to tell projects about it.
//
void CLIENT_STATE::start_abort_sequence() {
unsigned int i;
in_abort_sequence = true;
for (i=0; i<results.size(); i++) {
RESULT* rp = results[i];
rp->project->sched_rpc_pending = RPC_REASON_USER_REQ;
if (rp->computing_done()) continue;
ACTIVE_TASK* atp = lookup_active_task_by_result(rp);
if (atp) {
atp->abort_task(ERR_ABORTED_ON_EXIT, "aborting on client exit");
} else {
rp->abort_inactive(ERR_ABORTED_ON_EXIT);
}
}
for (i=0; i<projects.size(); i++) {
PROJECT* p = projects[i];
p->min_rpc_time = 0;
}
}
// The second part of the above; check if RPCs are done
//
bool CLIENT_STATE::abort_sequence_done() {
unsigned int i;
for (i=0; i<projects.size(); i++) {
PROJECT* p = projects[i];
if (p->sched_rpc_pending == RPC_REASON_USER_REQ) return false;
}
return true;
}
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