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Added a flag to fgfs-tools-client that allows enforcing only generation of missing buckets.

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This commit is contained in:
Ralf Gerlich 2007-12-18 18:19:47 +01:00
parent dbd3348762
commit 37b49da152
1 changed files with 30 additions and 1 deletions
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31
src/BuildTiles/Parallel/client.cxx
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@ -46,6 +46,7 @@ SG_USING_STD(vector);
string work_base = ".";
string output_base = ".";
vector<string> load_dirs;
bool do_overwrite = true;
// check if it is ok to run
@ -176,6 +177,30 @@ long int get_next_task( const string& host, int port, long int last_tile ) {
return -1;
}
static bool file_exists( const string& file ) {
struct stat buf;
if ( stat( file.c_str(), &buf ) == 0 ) {
return true;
} else {
return false;
}
}
// check if the tile really has to be generated
static bool must_generate( const SGBucket& b ) {
if (do_overwrite)
return true;
string btg_file = output_base + "/" + b.gen_base_path()
+ "/" + b.gen_index_str() + ".btg.gz";
if ( file_exists( btg_file ) ) {
return false;
}
return true;
}
// build the specified tile, return true if contruction completed
// successfully
@ -225,6 +250,7 @@ usage (const string name)
cout << " --host=<address>" << endl;
cout << " --port=<number>" << endl;
cout << " --rude" << endl;
cout << " --no-overwrite" << endl;
cout << " --cover=<landcover-raster>" << endl;
cout << "<load directory...>" << endl;
exit(-1);
@ -256,6 +282,8 @@ int main(int argc, char *argv[]) {
port = atoi(arg.substr(7).c_str());
} else if (arg == "--rude") {
rude = true;
} else if (arg == "--no-overwrite") {
do_overwrite = true;
} else if (arg.find("--cover=") == 0) {
cover = arg.substr(8);
} else if (arg.find("--") == 0) {
@ -296,7 +324,8 @@ int main(int argc, char *argv[]) {
check_master_switch();
while ( (tile = get_next_task( host, port, last_tile )) >= 0 ) {
result = construct_tile( SGBucket(tile), result_file, cover );
SGBucket bucket(tile);
result=!must_generate(bucket) || construct_tile( bucket, result_file, cover );
if ( result ) {
last_tile = tile;
} else {