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pyetrace.c
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#include "pyetrace.h"
#include "libflat.h"
#include "compiler.h"
#include <fcntl.h>
#include <stdbool.h>
DEFINE_COMPILER(gcc);
DEFINE_COMPILER(clang);
DEFINE_COMPILER(armcc);
volatile int interrupt;
void intHandler(int v) {
interrupt = 1;
}
// TODO: memory leaks in compilers
PyObject *libetrace_nfsdbError;
static int is_LLVM_BC(const char* buffer, const size_t size) {
if(size < 20)
return false;
return !memcmp(buffer, "\xde\xc0\x43\x42", 4);
}
static int is_ELF(const char* header, const size_t size) {
if(size < 64)
return false;
if(!memcmp(header, "\x46\x4c\x45\x7f", 4))
return false;
if (header[4] == 1) {
if (header[5] == 1) {
if ((*(uint16_t*)(&header[0x28]))!=52) {
goto err;
}
}
else if (header[5] == 2) {
if ((((uint16_t)header[0x29] << 8) | ((uint16_t)header[0x28])) != 52) {
goto err;
}
}
else {
goto err;
}
}
else if (header[4] == 2) {
if (header[5] == 1) {
if ((*(uint16_t*)(&header[0x34])) != 64) {
goto err;
}
}
else if (header[5]==2) {
if ((((uint16_t)header[0x35] << 8) | ((uint16_t)header[0x34])) != 64) {
goto err;
}
}
else {
goto err;
}
}
else {
goto err;
}
if (header[6] != 1 || header[7] > 0x11)
return false;
return true;
err:
return false;
}
PyObject * libetrace_is_LLVM_BC_file(PyObject *self, PyObject *args) {
const char* key;
if (!PyArg_ParseTuple(args, "s", &key)) {
PyErr_SetString(PyExc_TypeError, "Invalid argument for LLVM BC file check");
return 0;
}
FILE* f = fopen(key, "r");
if (!f) {
Py_RETURN_FALSE;
}
unsigned char header[20];
if (fread(header, 1, 20, f) != 20) {
goto err;
}
if(!is_LLVM_BC((const char*)header, 20))
goto err;
fclose(f);
Py_RETURN_TRUE;
err:
fclose(f);
Py_RETURN_FALSE;
}
PyObject * libetrace_is_ELF_file(PyObject *self, PyObject *args) {
const char* key;
if (!PyArg_ParseTuple(args,"s",&key)) {
PyErr_SetString(PyExc_TypeError,"Invalid argument for ELF file check");
return 0;
}
FILE* f = fopen(key,"r");
if (!f) {
Py_RETURN_FALSE;
}
unsigned char header[65];
if (fread(header, 1, 64, f) != 64) {
goto err;
}
if(!is_ELF((const char*)header, 64))
goto err;
fclose(f);
Py_RETURN_TRUE;
err:
fclose(f);
Py_RETURN_FALSE;
}
PyObject * libetrace_pytools_is_ELF_or_LLVM_BC_file(PyObject *self, PyObject *args) {
const char* key;
if (!PyArg_ParseTuple(args,"s",&key)) {
PyErr_SetString(PyExc_TypeError,"Invalid argument for ELF_or_LLVM_BC file check");
return 0;
}
FILE* f = fopen(key,"r");
if (!f) {
Py_RETURN_FALSE;
}
unsigned char header[65];
if (fread(header, 1, 64, f) != 64) {
goto err;
}
if(!is_LLVM_BC((const char*)header, 64) && !is_ELF((const char*)header, 64))
goto err;
fclose(f);
Py_RETURN_TRUE;
err:
fclose(f);
Py_RETURN_FALSE;
}
static int pattern_match_single(const char* p, const char* exclude_pattern) {
if (!fnmatch(exclude_pattern,p,0)) {
return 1;
}
return 0;
}
PyObject * libetrace_precompute_command_patterns(PyObject *self, PyObject *args, PyObject* kwargs) {
int debug = 0;
PyObject* py_debug = PyUnicode_FromString("debug");
if (kwargs) {
if (PyDict_Contains(kwargs, py_debug)) {
PyObject* debugv = PyDict_GetItem(kwargs,py_debug);
debug = PyObject_IsTrue(debugv);
}
}
Py_DecRef(py_debug);
DBG(debug,"--- libetrace_precompute_command_patterns()\n");
struct sigaction act;
act.sa_handler = intHandler;
sigaction(SIGINT, &act, 0);
const char** excl_commands = 0;
size_t excl_commands_size = 0;
PyObject* exclude_commands = PyTuple_GetItem(args,0);
PyObject* pm = PyTuple_GetItem(args,1);
if (exclude_commands && (PyList_Size(exclude_commands)>0)) {
excl_commands = malloc(PyList_Size(exclude_commands)*sizeof(const char*));
excl_commands_size = PyList_Size(exclude_commands);
int u;
for (u=0; u<PyList_Size(exclude_commands); ++u) {
excl_commands[u] = PyString_get_c_str(PyList_GetItem(exclude_commands,u));
DBG(debug," exclude command pattern: %s\n",excl_commands[u]);
}
}
DBG(1,"--- Computing number of commands to process...\n");
unsigned long cmd_count = 0;
PyObject* vL = PyDict_Values(pm);
for (Py_ssize_t u=0; u<PyList_Size(vL); ++u) {
cmd_count+=PyList_Size(PyList_GetItem(vL,u));
}
Py_DecRef(vL);
DBG(1,"--- Number of commands: %lu, patterns: %lu\n",cmd_count,excl_commands_size);
for (size_t i=0; i<excl_commands_size; ++i) {
DBG(1,"--- PATTERN[%zu]: %s\n",i,excl_commands[i]);
}
if (excl_commands_size<=0) {
// Nothing to do
Py_RETURN_NONE;
}
PyObject* pcp_map = PyDict_New();
DBG(1,"Precomputing exclude command patterns...");
unsigned long cmdi = 0;
PyObject* keys = PyDict_Keys(pm);
PyObject* vkey = PyUnicode_FromString("v");
for (Py_ssize_t u=0; u<PyList_Size(keys); ++u) {
long pid = PyLong_AsLong(PyList_GetItem(keys,u));
PyObject* eL = PyDict_GetItem(pm, PyList_GetItem(keys,u));
for (Py_ssize_t v=0; v<PyList_Size(eL); ++v) {
PyObject* e = PyList_GetItem(eL,v);
PyObject* cmdv = PyDict_GetItem(e,vkey);
PyObject* cmds = PyUnicode_Join(PyUnicode_FromString(" "),cmdv);
cmdi++;
if ((cmdi%1000)==0) {
DBG(1,"\rPrecomputing exclude command patterns...%lu%%",(cmdi*100)/cmd_count);
}
size_t bsize = (excl_commands_size-1)/8+1;
unsigned char* b = calloc(bsize,1);
assert(b!=0 && "Out of memory for allocating precompute pattern map");
size_t k;
for (k=0; k<excl_commands_size; ++k) {
unsigned byte_index = k/8;
unsigned bit_index = k%8;
if (pattern_match_single(PyString_get_c_str(cmds),excl_commands[k])) {
b[byte_index]|=0x01<<(7-bit_index);
}
}
Py_DecRef(cmds);
PyObject* pidext = PyTuple_New(2);
PyTuple_SetItem(pidext, 0,Py_BuildValue("l",pid));
PyTuple_SetItem(pidext, 1,Py_BuildValue("l",v));
PyDict_SetItem(pcp_map, pidext, PyBytes_FromStringAndSize((const char*)b,bsize));
free(b);
}
if (interrupt) {
goto interrupted;
}
}
DBG(1,"\n");
Py_DecRef(keys);
Py_DecRef(vkey);
free(excl_commands);
return pcp_map;
interrupted:
Py_DecRef(keys);
Py_DecRef(vkey);
free(excl_commands);
Py_DecRef(pcp_map);
Py_RETURN_NONE;
}
PyObject * libetrace_parse_compiler_triple_hash(PyObject *self, PyObject *args) {
const char* s;
if (!PyArg_ParseTuple(args,"s",&s)) {
PyErr_SetString(PyExc_TypeError,"Invalid argument for parse_compiler_triple_hash");
return 0;
}
PyObject* argv = PyList_New(0);
int in_quote=0;
const char* p = s;
while(*p) {
if (*p=='\\') {
p+=2;
continue;
}
if (*p=='"') {
in_quote = 1-in_quote;
}
if (isspace(*p)) {
if (!in_quote) {
if (p-s>1) {
PyList_Append(argv,PyUnicode_FromStringAndSize(s,p-s));
}
s = p+1;
}
}
p++;
}
if (p>s) {
PyList_Append(argv,PyUnicode_FromStringAndSize(s,p-s));
}
return argv;
}
const char* joinpath(const char* cwd, const char* path) {
if (path[0]==0) {
return "";
}
if (path[0]=='/') {
return normpath(path);
}
else {
char* new = malloc(strlen(cwd)+1+strlen(path)+1);
size_t cwdL = strlen(cwd);
size_t pathL = strlen(path);
memcpy(new,cwd,cwdL);
new[cwdL] = '/';
memcpy(new+cwdL+1,path,pathL);
new[cwdL+1+pathL] = 0;
const char* r = normpath(new);
free(new);
return r;
}
}
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(eid);
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(cid);
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(openfile);
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(pp_def);
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(compilation_info,
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,compiled_list,ATTR(compiled_count));
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,include_paths,ATTR(include_paths_count));
AGGREGATE_FLATTEN_STRUCT2_ARRAY_ITER(pp_def,pp_defs,ATTR(pp_defs_count));
AGGREGATE_FLATTEN_STRUCT2_ARRAY_ITER(pp_def,pp_udefs,ATTR(pp_udefs_count));
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,header_list,ATTR(header_list_count));
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,object_list,ATTR(object_list_count));
);
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(nfsdb_entry,
AGGREGATE_FLATTEN_STRUCT2_ARRAY_ITER(cid,child_ids,ATTR(child_ids_count));
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,argv,ATTR(argv_count));
AGGREGATE_FLATTEN_STRUCT2_ARRAY_ITER(openfile,open_files,ATTR(open_files_count));
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned char,pcp,ATTR(pcp_count));
AGGREGATE_FLATTEN_STRUCT2_ARRAY_ITER(eid,pipe_eids,ATTR(pipe_eids_count));
AGGREGATE_FLATTEN_STRUCT2_ITER(compilation_info,compilation_info);
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,linked_file,1);
);
FUNCTION_DECLARE_FLATTEN_STRUCT2_ITER(nfsdb_entryMap_node);
static inline const struct nfsdb_entryMap_node* nfsdb_entryMap_remove_color(const struct nfsdb_entryMap_node* ptr) {
return (const struct nfsdb_entryMap_node*)( (uintptr_t)ptr & ~3 );
}
static inline struct flatten_pointer* nfsdb_entryMap_add_color(struct flatten_pointer* fptr, const struct nfsdb_entryMap_node* ptr) {
fptr->offset |= (size_t)((uintptr_t)ptr & 3);
return fptr;
}
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(nfsdb_entryMap_node,
STRUCT_ALIGN(4);
AGGREGATE_FLATTEN_STRUCT2_MIXED_POINTER_ITER(nfsdb_entryMap_node,node.__rb_parent_color,
nfsdb_entryMap_remove_color,nfsdb_entryMap_add_color);
AGGREGATE_FLATTEN_STRUCT2_ITER(nfsdb_entryMap_node,node.rb_right);
AGGREGATE_FLATTEN_STRUCT2_ITER(nfsdb_entryMap_node,node.rb_left);
AGGREGATE_FLATTEN_TYPE2_ARRAY(struct nfsdb_entry*,entry_list,ATTR(entry_count));
FOREACH_POINTER(struct nfsdb_entry*,entry,ATTR(entry_list),ATTR(entry_count),
FLATTEN_STRUCT2_ITER(nfsdb_entry,entry);
);
);
FUNCTION_DECLARE_FLATTEN_STRUCT2_ITER(ulongMap_node);
static inline const struct ulongMap_node* ulongMap_remove_color(const struct ulongMap_node* ptr) {
return (const struct ulongMap_node*)( (uintptr_t)ptr & ~3 );
}
static inline struct flatten_pointer* ulongMap_add_color(struct flatten_pointer* fptr, const struct ulongMap_node* ptr) {
fptr->offset |= (size_t)((uintptr_t)ptr & 3);
return fptr;
}
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(ulongMap_node,
STRUCT_ALIGN(4);
AGGREGATE_FLATTEN_STRUCT2_MIXED_POINTER_ITER(ulongMap_node,node.__rb_parent_color,
ulongMap_remove_color,ulongMap_add_color);
AGGREGATE_FLATTEN_STRUCT2_ITER(ulongMap_node,node.rb_right);
AGGREGATE_FLATTEN_STRUCT2_ITER(ulongMap_node,node.rb_left);
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,value_list,ATTR(value_count));
);
FUNCTION_DECLARE_FLATTEN_STRUCT2_ITER(stringRefMap_node);
static inline const struct stringRefMap_node* stringMap_remove_color(const struct stringRefMap_node* ptr) {
return (const struct stringRefMap_node*)( (uintptr_t)ptr & ~3 );
}
static inline struct flatten_pointer* stringMap_add_color(struct flatten_pointer* fptr, const struct stringRefMap_node* ptr) {
fptr->offset |= (size_t)((uintptr_t)ptr & 3);
return fptr;
}
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(stringRefMap_node,
STRUCT_ALIGN(4);
AGGREGATE_FLATTEN_STRUCT2_MIXED_POINTER_ITER(stringRefMap_node,node.__rb_parent_color,
stringMap_remove_color,stringMap_add_color);
AGGREGATE_FLATTEN_STRUCT2_ITER(stringRefMap_node,node.rb_right);
AGGREGATE_FLATTEN_STRUCT2_ITER(stringRefMap_node,node.rb_left);
AGGREGATE_FLATTEN_STRING2(key);
);
FUNCTION_DECLARE_FLATTEN_STRUCT2_ITER(nfsdb_fileMap_node);
static inline const struct nfsdb_fileMap_node* nfsdb_fileMap_remove_color(const struct nfsdb_fileMap_node* ptr) {
return (const struct nfsdb_fileMap_node*)( (uintptr_t)ptr & ~3 );
}
static inline struct flatten_pointer* nfsdb_fileMap_add_color(struct flatten_pointer* fptr, const struct nfsdb_fileMap_node* ptr) {
fptr->offset |= (size_t)((uintptr_t)ptr & 3);
return fptr;
}
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(nfsdb_fileMap_node,
STRUCT_ALIGN(4);
AGGREGATE_FLATTEN_STRUCT2_MIXED_POINTER_ITER(nfsdb_fileMap_node,node.__rb_parent_color,
nfsdb_fileMap_remove_color,nfsdb_fileMap_add_color);
AGGREGATE_FLATTEN_STRUCT2_ITER(nfsdb_fileMap_node,node.rb_right);
AGGREGATE_FLATTEN_STRUCT2_ITER(nfsdb_fileMap_node,node.rb_left);
AGGREGATE_FLATTEN_TYPE2_ARRAY(struct nfsdb_entry*,rd_entry_list,ATTR(rd_entry_count));
FOREACH_POINTER(struct nfsdb_entry*,entry,ATTR(rd_entry_list),ATTR(rd_entry_count),
FLATTEN_STRUCT2_ITER(nfsdb_entry,entry);
);
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,rd_entry_index,ATTR(rd_entry_count));
AGGREGATE_FLATTEN_TYPE2_ARRAY(struct nfsdb_entry*,wr_entry_list,ATTR(wr_entry_count));
FOREACH_POINTER(struct nfsdb_entry*,entry,ATTR(wr_entry_list),ATTR(wr_entry_count),
FLATTEN_STRUCT2_ITER(nfsdb_entry,entry);
);
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,wr_entry_index,ATTR(wr_entry_count));
AGGREGATE_FLATTEN_TYPE2_ARRAY(struct nfsdb_entry*,rw_entry_list,ATTR(rw_entry_count));
FOREACH_POINTER(struct nfsdb_entry*,entry,ATTR(rw_entry_list),ATTR(rw_entry_count),
FLATTEN_STRUCT2_ITER(nfsdb_entry,entry);
);
AGGREGATE_FLATTEN_TYPE2_ARRAY(unsigned long,rw_entry_index,ATTR(rw_entry_count));
);
FUNCTION_DEFINE_FLATTEN_STRUCT2_ITER(nfsdb,
AGGREGATE_FLATTEN_STRUCT2_ARRAY_ITER(nfsdb_entry,nfsdb,ATTR(nfsdb_count));
AGGREGATE_FLATTEN_STRING2(source_root);
AGGREGATE_FLATTEN_STRING2(dbversion);
AGGREGATE_FLATTEN_TYPE2_ARRAY(const char*,string_table,ATTR(string_count));
FOREACH_POINTER(const char*,s,ATTR(string_table),ATTR(string_count),
FLATTEN_STRING(s);
);
AGGREGATE_FLATTEN_TYPE2_ARRAY(uint32_t,string_size_table,ATTR(string_count));
AGGREGATE_FLATTEN_TYPE2_ARRAY(const char*,pcp_pattern_list,ATTR(pcp_pattern_list_size));
FOREACH_POINTER(const char*,s,ATTR(pcp_pattern_list),ATTR(pcp_pattern_list_size),
FLATTEN_STRING(s);
);
AGGREGATE_FLATTEN_STRUCT2_ITER(nfsdb_entryMap_node,procmap.rb_node);
AGGREGATE_FLATTEN_STRUCT2_ITER(nfsdb_entryMap_node,bmap.rb_node);
AGGREGATE_FLATTEN_STRUCT2_ITER(ulongMap_node,forkmap.rb_node);
AGGREGATE_FLATTEN_STRUCT2_ITER(ulongMap_node,revforkmap.rb_node);
AGGREGATE_FLATTEN_STRUCT2_ITER(ulongMap_node,pipemap.rb_node);
AGGREGATE_FLATTEN_STRUCT2_ITER(ulongMap_node,wrmap.rb_node);
AGGREGATE_FLATTEN_STRUCT2_ITER(ulongMap_node,rdmap.rb_node);
AGGREGATE_FLATTEN_STRUCT2_ITER(stringRefMap_node,revstringmap.rb_node);
AGGREGATE_FLATTEN_STRUCT2_ITER(nfsdb_fileMap_node,filemap.rb_node);
AGGREGATE_FLATTEN_STRUCT2_ITER(nfsdb_entryMap_node,linkedmap.rb_node);
);
unsigned long string_table_add(struct nfsdb* nfsdb, PyObject* s, PyObject* stringMap) {
static unsigned long stringIndex = 0;
if (PyDict_Contains(stringMap, s)) {
return PyLong_AsUnsignedLong(PyDict_GetItem(stringMap, s));
}
else {
PyDict_SetItem(stringMap, s, PyLong_FromUnsignedLong(stringIndex));
if (nfsdb->string_count>=nfsdb->string_table_size) {
const char** n = realloc(nfsdb->string_table,((nfsdb->string_table_size*3)/2)*sizeof(const char*));
assert(n);
nfsdb->string_table = n;
uint32_t* m = realloc(nfsdb->string_size_table,((nfsdb->string_table_size*3)/2)*sizeof(uint32_t));
assert(m);
nfsdb->string_size_table = m;
nfsdb->string_table_size = ((nfsdb->string_table_size*3)/2);
}
if (PyUnicode_Check(s)) {
nfsdb->string_table[stringIndex] = PyString_get_c_str(s);
nfsdb->string_size_table[stringIndex] = strlen(nfsdb->string_table[stringIndex]);
}
else if (PyUnicode_Check(s)) {
PyObject* us = PyUnicode_AsASCIIString(s);
if (us) {
nfsdb->string_table[stringIndex] = PyString_get_c_str(us);
nfsdb->string_size_table[stringIndex] = strlen(nfsdb->string_table[stringIndex]);
}
else {
/* Failed to decode an Unicode object */
nfsdb->string_table[stringIndex] = "";
nfsdb->string_size_table[stringIndex] = 0;
}
}
else {
assert(0);
}
nfsdb->string_count++;
return stringIndex++;
}
}
static void destroy_nfsdb(struct nfsdb* nfsdb) {
// TODO
}
PyObject * libetrace_create_nfsdb(PyObject *self, PyObject *args) {
PyObject* stringMap = PyDict_New();
PyObject* nfsdbJSON = PyTuple_GetItem(args,0);
PyObject* source_root = PyTuple_GetItem(args,1);
PyObject* dbversion = PyTuple_GetItem(args,2);
PyObject* ddepmap = PyTuple_GetItem(args,3);
PyObject* pcp_patterns = PyTuple_GetItem(args,4);
PyObject* dbfn = PyTuple_GetItem(args,5);
int show_stats = 0;
if (PyTuple_Size(args)>6) {
PyObject* show_stats_arg = PyTuple_GetItem(args,6);
if (show_stats_arg==Py_True) {
show_stats = 1;
}
}
struct nfsdb nfsdb = {};
nfsdb.source_root = PyString_get_c_str(source_root);
nfsdb.dbversion = PyString_get_c_str(dbversion);
nfsdb.string_table_size = PyList_Size(nfsdbJSON);
nfsdb.string_table = malloc(nfsdb.string_table_size*sizeof(const char*));
nfsdb.string_size_table = malloc(nfsdb.string_table_size*sizeof(uint32_t));
nfsdb.string_count = 0;
nfsdb.pcp_pattern_list_size = PyList_Size(pcp_patterns);
nfsdb.pcp_pattern_list = malloc(nfsdb.pcp_pattern_list_size*sizeof(const char*));
for (Py_ssize_t i=0; i<nfsdb.pcp_pattern_list_size; ++i) {
PyObject* p = PyList_GetItem(pcp_patterns,i);
nfsdb.pcp_pattern_list[i] = PyString_get_c_str(p);
}
nfsdb.nfsdb_count = PyList_Size(nfsdbJSON);
nfsdb.nfsdb = calloc(nfsdb.nfsdb_count,sizeof(struct nfsdb_entry));
PyObject* osModuleString = PyUnicode_FromString((char*)"os.path");
PyObject* osModule = PyImport_Import(osModuleString);
PyObject* pathJoinFunction = PyObject_GetAttrString(osModule,(char*)"join");
for (ssize_t i=0; i<PyList_Size(nfsdbJSON); ++i) {
struct nfsdb_entry* new_entry = &nfsdb.nfsdb[i];
new_entry->nfsdb_index = i;
PyObject* item = PyList_GetItem(nfsdbJSON,i);
/* pid */
new_entry->eid.pid = PyLong_AsUnsignedLong(PyDict_GetItem(item, PyUnicode_FromString("p")));
new_entry->eid.exeidx = PyLong_AsUnsignedLong(PyDict_GetItem(item, PyUnicode_FromString("x")));
/* elapsed time */
if (PyDict_Contains(item, PyUnicode_FromString("e"))) {
new_entry->etime = PyLong_AsUnsignedLong(PyDict_GetItem(item, PyUnicode_FromString("e")));
}
else {
new_entry->etime = ULONG_MAX;
}
/* parent pid */
PyObject* parentEntry = PyDict_GetItem(item, PyUnicode_FromString("r"));
new_entry->parent_eid.pid = (unsigned long)PyLong_AsLong(PyDict_GetItem(parentEntry, PyUnicode_FromString("p")));
new_entry->parent_eid.exeidx = PyLong_AsUnsignedLong(PyDict_GetItem(parentEntry, PyUnicode_FromString("x")));
/* childs */
PyObject* childEntryList = PyDict_GetItem(item, PyUnicode_FromString("c"));
new_entry->child_ids_count = PyList_Size(childEntryList);
new_entry->child_ids = malloc(new_entry->child_ids_count*sizeof(struct cid));
for (ssize_t u=0; u<PyList_Size(childEntryList); ++u) {
PyObject* childEntry = PyList_GetItem(childEntryList,u);
new_entry->child_ids[u].pid = PyLong_AsUnsignedLong(PyDict_GetItem(childEntry, PyUnicode_FromString("p")));
new_entry->child_ids[u].flags = PyLong_AsUnsignedLong(PyDict_GetItem(childEntry, PyUnicode_FromString("f")));
}
/* binary */
new_entry->binary = string_table_add(&nfsdb, PyDict_GetItem(item, PyUnicode_FromString("b")), stringMap);
/* cwd */
new_entry->cwd = string_table_add(&nfsdb, PyDict_GetItem(item, PyUnicode_FromString("w")), stringMap);
/* <cwd>/<binary> */
new_entry->bpath = string_table_add(&nfsdb, PyUnicode_FromString(joinpath(nfsdb.string_table[new_entry->cwd],
nfsdb.string_table[new_entry->binary])), stringMap);
/* argv */
PyObject* argvEntryList = PyDict_GetItem(item, PyUnicode_FromString("v"));
new_entry->argv_count = PyList_Size(argvEntryList);
new_entry->argv = malloc(new_entry->argv_count*sizeof(unsigned long));
for (ssize_t u=0; u<PyList_Size(argvEntryList); ++u) {
new_entry->argv[u] = string_table_add(&nfsdb, PyList_GetItem(argvEntryList,u), stringMap);
}
/* Open files */
PyObject* openEntryList = PyDict_GetItem(item, PyUnicode_FromString("o"));
new_entry->open_files_count = PyList_Size(openEntryList);
new_entry->open_files = malloc(new_entry->open_files_count*sizeof(struct openfile));
for (ssize_t u=0; u<PyList_Size(openEntryList); ++u) {
PyObject* openEntry = PyList_GetItem(openEntryList,u);
PyObject* openPath = PyDict_GetItem(openEntry, PyUnicode_FromString("p"));
new_entry->open_files[u].path = string_table_add(&nfsdb, openPath, stringMap);
new_entry->open_files[u].mode = PyLong_AsUnsignedLong(PyDict_GetItem(openEntry, PyUnicode_FromString("m")));
}
/* precomputed command patterns */
if (PyDict_Contains(item, PyUnicode_FromString("n"))) {
PyObject* pcpEntry = PyDict_GetItem(item, PyUnicode_FromString("n"));
new_entry->pcp = base64_decode (PyString_get_c_str(pcpEntry), &new_entry->pcp_count);
}
/* wrapper pid */
if (PyDict_Contains(item, PyUnicode_FromString("m"))) {
new_entry->wrapper_pid = PyLong_AsUnsignedLong(PyDict_GetItem(item, PyUnicode_FromString("m")));
}
else {
new_entry->wrapper_pid = ULONG_MAX;
}
/* pipe pids */
PyObject* pipeEntryList = PyDict_GetItem(item, PyUnicode_FromString("i"));
new_entry->pipe_eids_count = PyList_Size(pipeEntryList);
new_entry->pipe_eids = malloc(new_entry->pipe_eids_count*sizeof(struct eid));
for (ssize_t u=0; u<PyList_Size(pipeEntryList); ++u) {
PyObject* pipeEntry = PyList_GetItem(pipeEntryList,u);
new_entry->pipe_eids[u].pid = PyLong_AsUnsignedLong(PyDict_GetItem(pipeEntry, PyUnicode_FromString("p")));
new_entry->pipe_eids[u].exeidx = PyLong_AsUnsignedLong(PyDict_GetItem(pipeEntry, PyUnicode_FromString("x")));
}
/* compilation information */
if (PyDict_Contains(item, PyUnicode_FromString("d"))) {
PyObject* compilationEntry = PyDict_GetItem(item, PyUnicode_FromString("d"));
new_entry->compilation_info = calloc(1,sizeof(struct compilation_info));
/* compiled list */
PyObject* compiledEntryList = PyDict_GetItem(compilationEntry, PyUnicode_FromString("f"));
new_entry->compilation_info->compiled_count = PyList_Size(compiledEntryList);
new_entry->compilation_info->compiled_list = malloc(new_entry->compilation_info->compiled_count*sizeof(unsigned long));
for (ssize_t u=0; u<PyList_Size(compiledEntryList); ++u) {
new_entry->compilation_info->compiled_list[u] =
string_table_add(&nfsdb, PyList_GetItem(compiledEntryList,u), stringMap);
}
/* include path list */
PyObject* ipathEntryList = PyDict_GetItem(compilationEntry, PyUnicode_FromString("i"));
new_entry->compilation_info->include_paths_count = PyList_Size(ipathEntryList);
new_entry->compilation_info->include_paths = malloc(new_entry->compilation_info->include_paths_count*sizeof(unsigned long));
for (ssize_t u=0; u<PyList_Size(ipathEntryList); ++u) {
new_entry->compilation_info->include_paths[u] =
string_table_add(&nfsdb, PyList_GetItem(ipathEntryList,u), stringMap);
}
/* preprocessor defs */
PyObject* pdefsEntryList = PyDict_GetItem(compilationEntry, PyUnicode_FromString("d"));
new_entry->compilation_info->pp_defs_count = PyList_Size(pdefsEntryList);
new_entry->compilation_info->pp_defs = malloc(new_entry->compilation_info->pp_defs_count*sizeof(struct pp_def));
for (ssize_t u=0; u<PyList_Size(pdefsEntryList); ++u) {
PyObject* pdefsEntry = PyList_GetItem(pdefsEntryList,u);
new_entry->compilation_info->pp_defs[u].name =
string_table_add(&nfsdb, PyDict_GetItem(pdefsEntry, PyUnicode_FromString("n")), stringMap);
new_entry->compilation_info->pp_defs[u].value =
string_table_add(&nfsdb, PyDict_GetItem(pdefsEntry, PyUnicode_FromString("v")), stringMap);
}
/* preprocessor undefs */
PyObject* pudefsEntryList = PyDict_GetItem(compilationEntry, PyUnicode_FromString("u"));
new_entry->compilation_info->pp_udefs_count = PyList_Size(pudefsEntryList);
new_entry->compilation_info->pp_udefs = malloc(new_entry->compilation_info->pp_udefs_count*sizeof(struct pp_def));
for (ssize_t u=0; u<PyList_Size(pudefsEntryList); ++u) {
PyObject* pudefsEntry = PyList_GetItem(pudefsEntryList,u);
new_entry->compilation_info->pp_udefs[u].name =
string_table_add(&nfsdb, PyDict_GetItem(pudefsEntry, PyUnicode_FromString("n")), stringMap);
new_entry->compilation_info->pp_udefs[u].value =
string_table_add(&nfsdb, PyDict_GetItem(pudefsEntry, PyUnicode_FromString("v")), stringMap);
}
/* header list */
PyObject* headerEntryList = PyDict_GetItem(compilationEntry, PyUnicode_FromString("h"));
new_entry->compilation_info->header_list_count = PyList_Size(headerEntryList);
new_entry->compilation_info->header_list = malloc(new_entry->compilation_info->header_list_count*sizeof(unsigned long));
for (ssize_t u=0; u<PyList_Size(headerEntryList); ++u) {
new_entry->compilation_info->header_list[u] =
string_table_add(&nfsdb, PyList_GetItem(headerEntryList,u), stringMap);
}
/* compilation type */
new_entry->compilation_info->compilation_type = PyLong_AsLong(PyDict_GetItem(compilationEntry, PyUnicode_FromString("s")));
/* object list */
PyObject* objectEntryList = PyDict_GetItem(compilationEntry, PyUnicode_FromString("o"));
new_entry->compilation_info->object_list_count = PyList_Size(objectEntryList);
new_entry->compilation_info->object_list = malloc(new_entry->compilation_info->object_list_count*sizeof(unsigned long));
for (ssize_t u=0; u<PyList_Size(objectEntryList); ++u) {
new_entry->compilation_info->object_list[u] =
string_table_add(&nfsdb, PyList_GetItem(objectEntryList,u), stringMap);
}
}
/* linked file */
if (PyDict_Contains(item, PyUnicode_FromString("l"))) {
unsigned long* linked_file = calloc(1,sizeof(unsigned long));
*linked_file = string_table_add(&nfsdb, PyDict_GetItem(item, PyUnicode_FromString("l")), stringMap);
new_entry->linked_file = linked_file;
}
/* linked type */
if (PyDict_Contains(item, PyUnicode_FromString("l"))) {
new_entry->linked_type = PyLong_AsUnsignedLong(PyDict_GetItem(item, PyUnicode_FromString("t")));
}
}
int ok = nfsdb_maps(&nfsdb,ddepmap,show_stats);
(void)ok;
FILE* out = fopen(PyString_get_c_str(dbfn), "w");
if (!out) {
printf("Couldn't create flatten image file: %s\n",PyString_get_c_str(dbfn));
Py_RETURN_FALSE;
}
flatten_init();
FOR_ROOT_POINTER(&nfsdb,
UNDER_ITER_HARNESS2(
FLATTEN_STRUCT2_ITER(nfsdb,&nfsdb);
);
);
int err;
if ((err = flatten_write(out)) != 0) {
printf("flatten_write(): %d\n",err);
Py_RETURN_FALSE;
}
flatten_fini();
fclose(out);
Py_DECREF(pathJoinFunction);
Py_DECREF(osModule);
Py_DECREF(osModuleString);
destroy_nfsdb(&nfsdb);
Py_RETURN_TRUE;
}
void libetrace_nfsdb_dealloc(libetrace_nfsdb_object* self) {
PyTypeObject *tp = Py_TYPE(self);
if (self->init_done) {
unflatten_fini();
}
tp->tp_free(self);
}
PyObject* libetrace_nfsdb_new(PyTypeObject *subtype, PyObject *args, PyObject *kwds) {
libetrace_nfsdb_object* self;
self = (libetrace_nfsdb_object*)subtype->tp_alloc(subtype, 0);
if (self != 0) {
/* Use the 'load' function to initialize the cache */
self->init_done = 0;
self->nfsdb = 0;
}
return (PyObject *)self;
}
int libetrace_nfsdb_init(libetrace_nfsdb_object* self, PyObject* args, PyObject* kwds) {
PyObject* py_verbose = PyUnicode_FromString("verbose");
PyObject* py_debug = PyUnicode_FromString("debug");
if (kwds) {
if (PyDict_Contains(kwds, py_verbose)) {
self->verbose = PyLong_AsLong(PyDict_GetItem(kwds,py_verbose));
}
if (PyDict_Contains(kwds, py_debug)) {
self->debug = PyLong_AsLong(PyDict_GetItem(kwds,py_debug));
}
}
Py_DecRef(py_verbose);
Py_DecRef(py_debug);
return 0;
}
PyObject* libetrace_nfsdb_repr(PyObject* self) {
static char repr[1024];
libetrace_nfsdb_object* __self = (libetrace_nfsdb_object*)self;
const char* inited = "initialized";
const char* ninited = "not initialized";
int written = snprintf(repr,1024,"<nfsdb object at %lx : %s",(uintptr_t)self,__self->init_done?inited:ninited);
written+=snprintf(repr+written,1024-written,"|debug:%d;verbose:%d|",__self->debug,__self->verbose);
written+=snprintf(repr+written,1024-written,"entry_count:%lu;string_count:%lu>",__self->nfsdb->nfsdb_count,
__self->nfsdb->string_count);
return PyUnicode_FromString(repr);
}
int libetrace_nfsdb_bool(PyObject* self) {
libetrace_nfsdb_object* __self = (libetrace_nfsdb_object*)self;
return __self->init_done;
}
Py_ssize_t libetrace_nfsdb_sq_length(PyObject* self) {
libetrace_nfsdb_object* __self = (libetrace_nfsdb_object*)self;
return __self->nfsdb->nfsdb_count;
}
PyObject* libetrace_nfsdb_sq_item(PyObject* self, Py_ssize_t index) {
libetrace_nfsdb_object* __self = (libetrace_nfsdb_object*)self;
PyObject* args = PyTuple_New(2);
PYTUPLE_SET_ULONG(args,0,(uintptr_t)__self->nfsdb);
PYTUPLE_SET_ULONG(args,1,index);
PyObject *entry = PyObject_CallObject((PyObject *) &libetrace_nfsdbEntryType, args);
Py_DECREF(args);
return entry;
}
static PyObject* libetrace_nfsdb_entry_list(libetrace_nfsdb_object* self, struct nfsdb_entryMap_node* node) {
PyObject* rL = PyList_New(0);
for (unsigned long i=0; i<node->entry_count; ++i) {
struct nfsdb_entry* entry = node->entry_list[i];
PyObject* item = libetrace_nfsdb_sq_item((PyObject*)self,entry->nfsdb_index);
PYLIST_ADD_PYOBJECT(rL,item);
}
return rL;
}
PyObject* libetrace_nfsdb_mp_subscript(PyObject* self, PyObject* slice) {
static char errmsg[ERRMSG_BUFFER_SIZE];
libetrace_nfsdb_object* __self = (libetrace_nfsdb_object*)self;
if (PyLong_Check(slice)) {
return libetrace_nfsdb_sq_item(self,PyLong_AsLong(slice));
}
else if (PyTuple_Check(slice)) {
ASSERT_WITH_NFSDB_ERROR(PyTuple_Size(slice)>=1,"Invalid subscript argument");
PyObject* pypid = PyTuple_GetItem(slice,0);
ASSERT_WITH_NFSDB_ERROR(PyLong_Check(pypid),"Invalid subscript argument");
struct nfsdb_entryMap_node* node = nfsdb_entryMap_search(&__self->nfsdb->procmap,PyLong_AsLong(pypid));
ASSERT_WITH_NFSDB_FORMAT_ERROR(node,"Invalid pid key [%ld] at nfsdb entry",PyLong_AsLong(pypid));
if (PyTuple_Size(slice)<2) {
/* Return the list of all executions for a given pid */
return libetrace_nfsdb_entry_list(__self,node);
}
else {
/* Return specific execution given pid:exeidx value */
PyObject* pyexeidx = PyTuple_GetItem(slice,1);
ASSERT_WITH_NFSDB_ERROR(PyLong_Check(pyexeidx),"Invalid subscript argument");
ASSERT_WITH_NFSDB_FORMAT_ERROR(PyLong_AsLong(pyexeidx)<node->entry_count,
"nfsdb entry index [%ld] out of range",PyLong_AsLong(pyexeidx));
struct nfsdb_entry* entry = node->entry_list[PyLong_AsLong(pyexeidx)];
return libetrace_nfsdb_sq_item(self,entry->nfsdb_index);
}
}
else if (PyUnicode_Check(slice)) {
const char* bpath = PyString_get_c_str(slice);
struct stringRefMap_node* srefnode = stringRefMap_search(&__self->nfsdb->revstringmap, bpath);
if (!srefnode) {
snprintf(errmsg,ERRMSG_BUFFER_SIZE,"Invalid binary path key [%s] at nfsdb entry",bpath);
PyErr_SetString(libetrace_nfsdbError, errmsg);
PYASSTR_DECREF(bpath);
return 0;
}
PYASSTR_DECREF(bpath);
unsigned long hbpath = srefnode->value;
struct nfsdb_entryMap_node* node = nfsdb_entryMap_search(&__self->nfsdb->bmap,hbpath);
ASSERT_WITH_NFSDB_FORMAT_ERROR(node,"Internal nfsdb error at binary path handle [%lu]",hbpath);
return libetrace_nfsdb_entry_list(__self,node);
}
else if (PyObject_IsInstance(slice, (PyObject *)&libetrace_nfsdbEntryEidType)) {
libetrace_nfsdb_entry_eid_object* eid = (libetrace_nfsdb_entry_eid_object*)slice;
struct nfsdb_entryMap_node* node = nfsdb_entryMap_search(&__self->nfsdb->procmap,eid->pid);
ASSERT_WITH_NFSDB_FORMAT_ERROR(node,"Invalid pid key [%ld] at nfsdb entry",eid->pid);
if (eid->exeidx==ULONG_MAX) {
/* Return the list of all executions for a given pid */
return libetrace_nfsdb_entry_list(__self,node);
}
else {
/* Return specific execution given pid:exeidx value */
ASSERT_WITH_NFSDB_FORMAT_ERROR(eid->exeidx<node->entry_count,
"nfsdb entry index [%ld] out of range",eid->exeidx);
struct nfsdb_entry* entry = node->entry_list[eid->exeidx];
return libetrace_nfsdb_sq_item(self,entry->nfsdb_index);
}
}
else if (!PySlice_Check(slice)) {
PyErr_SetString(libetrace_nfsdbError, "Invalid subscript argument");
return 0;
}
/* Now we have a real slice with numbers */
Py_ssize_t start,end,step;
if (PySlice_Unpack(slice,&start,&end,&step)) {
PyErr_SetString(libetrace_nfsdbError, "Cannot decode slice argument");
return 0;
}
PyObject* rL = PyList_New(0);
for (Py_ssize_t i=start; i<end; i+=step) {
PyObject* entry = libetrace_nfsdb_sq_item(self,i);
PYLIST_ADD_PYOBJECT(rL,entry);
}
return rL;
}
PyObject* libetrace_nfsdb_getiter(PyObject* self) {
libetrace_nfsdb_object* __self = (libetrace_nfsdb_object*)self;
PyObject* args = PyTuple_New(4);
PYTUPLE_SET_ULONG(args,0,(uintptr_t)self);
PYTUPLE_SET_ULONG(args,1,0); /* start index */
PYTUPLE_SET_ULONG(args,2,1); /* step */
PYTUPLE_SET_ULONG(args,3,__self->nfsdb->nfsdb_count); /* end */
PyObject *iter = PyObject_CallObject((PyObject *) &libetrace_nfsdbIterType, args);
Py_DecRef(args);
return iter;
}
PyObject* libetrace_nfsdb_iter(libetrace_nfsdb_object *self, PyObject *args) {
Py_ssize_t start = 0;
Py_ssize_t step = 1;
Py_ssize_t end = self->nfsdb->nfsdb_count;
if (PyTuple_Size(args)>0) {
start = PyLong_AsLong(PyTuple_GetItem(args,0));
}
if (PyTuple_Size(args)>1) {
step = PyLong_AsLong(PyTuple_GetItem(args,1));
}
if (PyTuple_Size(args)>2) {
end = PyLong_AsLong(PyTuple_GetItem(args,2));
}
PyObject* iter_args = PyTuple_New(4);
PYTUPLE_SET_ULONG(iter_args,0,(uintptr_t)self);
PYTUPLE_SET_ULONG(iter_args,1,start); /* start index */
PYTUPLE_SET_ULONG(iter_args,2,step); /* step */
PYTUPLE_SET_ULONG(iter_args,3,end); /* end */
PyObject *iter = PyObject_CallObject((PyObject *) &libetrace_nfsdbIterType, iter_args);
Py_DecRef(iter_args);
return iter;
}
PyObject* libetrace_nfsdb_pcp_list(libetrace_nfsdb_object *self, PyObject *args) {
PyObject* pcp = PyList_New(0);
for (unsigned long i=0; i<self->nfsdb->pcp_pattern_list_size; ++i) {
const char* p = self->nfsdb->pcp_pattern_list[i];
PYLIST_ADD_STRING(pcp,p);
}
return pcp;
}
PyObject* libetrace_nfsdb_pid_list(libetrace_nfsdb_object *self, PyObject *args) {
PyObject* pids = PyList_New(0);
struct rb_node * p = rb_first(&self->nfsdb->procmap);
while(p) {
struct nfsdb_entryMap_node* data = (struct nfsdb_entryMap_node*)p;
PYLIST_ADD_ULONG(pids,data->key);
p = rb_next(p);
}
return pids;
}
PyObject* libetrace_nfsdb_bpath_list(libetrace_nfsdb_object *self, PyObject *args) {
PyObject* bpaths = PyList_New(0);
struct rb_node * p = rb_first(&self->nfsdb->bmap);
while(p) {
struct nfsdb_entryMap_node* data = (struct nfsdb_entryMap_node*)p;
PYLIST_ADD_STRING(bpaths,self->nfsdb->string_table[data->key]);
p = rb_next(p);
}