void u0048_multidag_test__1(SG_context * pCtx)
{
char bufName[SG_TID_MAX_BUFFER_LENGTH + u0048_multidag__MY_LABEL_LENGTH];
SG_repo* pRepo = NULL;
SG_rbtree* prb = NULL;
SG_uint32 count;
char* pid1 = NULL;
char* pid1a = NULL;
char* pid1b = NULL;
char* pid1c = NULL;
char* pid2 = NULL;
char* pid2a = NULL;
char* pid2b = NULL;
VERIFY_ERR_CHECK( SG_strcpy(pCtx, bufName, sizeof(bufName), u0048_multidag__MY_LABEL) );
VERIFY_ERR_CHECK( SG_tid__generate2(pCtx, &bufName[u0048_multidag__MY_LABEL_LENGTH], (sizeof(bufName) - u0048_multidag__MY_LABEL_LENGTH), 32) );
/* create the repo */
VERIFY_ERR_CHECK( u0048_multidag__new_repo(pCtx, bufName, &pRepo) );
VERIFY_ERR_CHECK( u0048_multidag__add_dagnode(pCtx, &pid1, NULL, SG_DAGNUM__TESTING__NOTHING, pRepo) );
VERIFY_ERR_CHECK( u0048_multidag__add_dagnode(pCtx, &pid1a, pid1, SG_DAGNUM__TESTING__NOTHING, pRepo) );
VERIFY_ERR_CHECK( u0048_multidag__add_dagnode(pCtx, &pid1b, pid1, SG_DAGNUM__TESTING__NOTHING, pRepo) );
VERIFY_ERR_CHECK( u0048_multidag__add_dagnode(pCtx, &pid1c, pid1, SG_DAGNUM__TESTING__NOTHING, pRepo) );
VERIFY_ERR_CHECK( u0048_multidag__add_dagnode(pCtx, &pid2, NULL, SG_DAGNUM__TESTING2__NOTHING, pRepo) );
VERIFY_ERR_CHECK( u0048_multidag__add_dagnode(pCtx, &pid2a, pid2, SG_DAGNUM__TESTING2__NOTHING, pRepo) );
VERIFY_ERR_CHECK( u0048_multidag__add_dagnode(pCtx, &pid2b, pid2, SG_DAGNUM__TESTING2__NOTHING, pRepo) );
SG_NULLFREE(pCtx, pid1);
SG_NULLFREE(pCtx, pid1a);
SG_NULLFREE(pCtx, pid1b);
SG_NULLFREE(pCtx, pid1c);
SG_NULLFREE(pCtx, pid2);
SG_NULLFREE(pCtx, pid2a);
SG_NULLFREE(pCtx, pid2b);
VERIFY_ERR_CHECK( SG_repo__fetch_dag_leaves(pCtx, pRepo, SG_DAGNUM__TESTING__NOTHING, &prb) );
VERIFY_ERR_CHECK( SG_rbtree__count(pCtx, prb, &count) );
SG_RBTREE_NULLFREE(pCtx, prb);
VERIFY_COND("count", (3 == count));
VERIFY_ERR_CHECK( SG_repo__fetch_dag_leaves(pCtx, pRepo, SG_DAGNUM__TESTING2__NOTHING, &prb) );
VERIFY_ERR_CHECK( SG_rbtree__count(pCtx, prb, &count) );
SG_RBTREE_NULLFREE(pCtx, prb);
VERIFY_COND("count", (2 == count));
SG_REPO_NULLFREE(pCtx, pRepo);
return;
fail:
SG_REPO_NULLFREE(pCtx, pRepo);
}
void SG_rbtree_ui64__count(
SG_context * pCtx,
const SG_rbtree_ui64 * prb,
SG_uint32 * pCount)
{
SG_ERR_CHECK_RETURN( SG_rbtree__count(pCtx, (const SG_rbtree *)prb, pCount) );
}
void sg_repo__bind_vtable(SG_context* pCtx, SG_repo * pRepo, const char * pszStorage)
{
SG_uint32 count_vtables = 0;
SG_NULLARGCHECK(pRepo);
if (pRepo->p_vtable) // can only be bound once
{
SG_ERR_THROW2(SG_ERR_INVALIDARG, (pCtx, "pRepo->p_vtable is already bound"));
}
if (pRepo->pvh_descriptor)
{
SG_ERR_THROW2(SG_ERR_INVALIDARG, (pCtx, "pRepo->pvh_descriptor is already bound"));
}
if (!g_prb_repo_vtables)
{
SG_ERR_THROW2(SG_ERR_UNKNOWN_STORAGE_IMPLEMENTATION, (pCtx, "There are no repo storage plugins installed"));
}
SG_ERR_CHECK( SG_rbtree__count(pCtx, g_prb_repo_vtables, &count_vtables) );
if (0 == count_vtables)
{
SG_ERR_THROW2(SG_ERR_UNKNOWN_STORAGE_IMPLEMENTATION, (pCtx, "There are no repo storage plugins installed"));
}
if (!pszStorage || !*pszStorage)
{
if (1 == count_vtables)
{
SG_bool b = SG_FALSE;
SG_ERR_CHECK( SG_rbtree__iterator__first(pCtx, NULL, g_prb_repo_vtables, &b, NULL, (void**) &pRepo->p_vtable) );
SG_ASSERT(pRepo->p_vtable);
}
else
{
SG_ERR_THROW2(SG_ERR_UNKNOWN_STORAGE_IMPLEMENTATION, (pCtx, "Multiple repo storage plugins installed. Must specify."));
}
}
else
{
SG_bool b = SG_FALSE;
SG_ERR_CHECK( SG_rbtree__find(pCtx, g_prb_repo_vtables, pszStorage, &b, (void**) &pRepo->p_vtable) );
if (!b || !pRepo->p_vtable)
{
SG_ERR_THROW(SG_ERR_UNKNOWN_STORAGE_IMPLEMENTATION);
}
}
fail:
;
}
void SG_random__select_2_random_rbtree_nodes(SG_context * pCtx, SG_rbtree * pRbtree,
const char ** ppKey1, void ** ppAssocData1,
const char ** ppKey2, void ** ppAssocData2)
{
SG_uint32 count, r1, r2, i;
SG_rbtree_iterator * p = NULL;
SG_bool ok = SG_FALSE;
const char * pKey = NULL;
void * pAssocData = NULL;
const char * pKey1 = NULL;
void * pAssocData1 = NULL;
const char * pKey2 = NULL;
void * pAssocData2 = NULL;
SG_NULLARGCHECK_RETURN(pRbtree);
SG_ERR_CHECK( SG_rbtree__count(pCtx, pRbtree, &count) );
SG_ARGCHECK(count>=2, pRbtree);
r1 = SG_random_uint32(count);
r2 = (r1+1+SG_random_uint32(count-1))%count;
SG_ERR_CHECK( SG_rbtree__iterator__first(pCtx, &p, pRbtree, &ok, &pKey, &pAssocData) );
for(i=0;i<=r1||i<=r2;++i)
{
SG_ASSERT(ok);
if(i==r1)
{
pKey1 = pKey;
pAssocData1 = pAssocData;
}
else if(i==r2)
{
pKey2 = pKey;
pAssocData2 = pAssocData;
}
SG_ERR_CHECK( SG_rbtree__iterator__next(pCtx, p, &ok, &pKey, &pAssocData) );
}
SG_RBTREE_ITERATOR_NULLFREE(pCtx, p);
if(ppKey1!=NULL)
*ppKey1 = pKey1;
if(ppAssocData1!=NULL)
*ppAssocData1 = pAssocData1;
if(ppKey2!=NULL)
*ppKey2 = pKey2;
if(ppAssocData2!=NULL)
*ppAssocData2 = pAssocData2;
return;
fail:
SG_RBTREE_ITERATOR_NULLFREE(pCtx, p);
}
/**
* if more than one leaf changed the contents of the file, return the number of
* unique new values that it was set to.
*/
void SG_mrg_cset_entry_conflict__count_unique_file_hid_blob(SG_context * pCtx,
SG_mrg_cset_entry_conflict * pMrgCSetEntryConflict,
SG_uint32 * pCount)
{
SG_NULLARGCHECK_RETURN(pMrgCSetEntryConflict);
if (pMrgCSetEntryConflict->prbUnique_File_HidBlob)
SG_ERR_CHECK_RETURN( SG_rbtree__count(pCtx,pMrgCSetEntryConflict->prbUnique_File_HidBlob,pCount) );
else
*pCount = 0;
}
/**
* if more than one leaf moved the entry (to another directory), return the number of unique new values that it was set to.
*/
void SG_mrg_cset_entry_conflict__count_unique_gid_parent(SG_context * pCtx,
SG_mrg_cset_entry_conflict * pMrgCSetEntryConflict,
SG_uint32 * pCount)
{
SG_NULLARGCHECK_RETURN(pMrgCSetEntryConflict);
if (pMrgCSetEntryConflict->prbUnique_GidParent)
SG_ERR_CHECK_RETURN( SG_rbtree__count(pCtx,pMrgCSetEntryConflict->prbUnique_GidParent,pCount) );
else
*pCount = 0;
}
void SG_random__select_random_rbtree_node(SG_context * pCtx, SG_rbtree * pRbtree, const char ** ppKey, void ** ppAssocData)
{
SG_uint32 count, i;
SG_rbtree_iterator * p = NULL;
SG_bool ok;
const char * pKey;
void * pAssocData;
SG_NULLARGCHECK_RETURN(pRbtree);
SG_ERR_CHECK( SG_rbtree__count(pCtx, pRbtree, &count) );
SG_ARGCHECK(count!=0, pRbtree);
i = SG_random_uint32(count);
SG_ERR_CHECK( SG_rbtree__iterator__first(pCtx, &p, pRbtree, &ok, &pKey, &pAssocData) );
SG_ASSERT(ok);
while(i>0)
{
--i;
SG_ERR_CHECK( SG_rbtree__iterator__next(pCtx, p, &ok, &pKey, &pAssocData) );
SG_ASSERT(ok);
}
SG_RBTREE_ITERATOR_NULLFREE(pCtx, p);
if(ppKey!=NULL)
*ppKey = pKey;
if(ppAssocData!=NULL)
*ppAssocData = pAssocData;
return;
fail:
SG_RBTREE_ITERATOR_NULLFREE(pCtx, p);
}
static void _advise_after_update(SG_context * pCtx,
SG_option_state * pOptSt,
SG_pathname * pPathCwd,
const char * pszBaselineBeforeUpdate)
{
SG_pendingtree * pPendingTree = NULL;
SG_repo * pRepo;
char * pszBaselineAfterUpdate = NULL;
SG_rbtree * prbLeaves = NULL;
SG_uint32 nrLeaves;
SG_bool bUpdateChangedBaseline;
// re-open pendingtree to get the now-current baseline (we have to do
// this in a new instance because the UPDATE saves the pendingtree which
// frees all of the interesting stuff).
SG_ERR_CHECK( SG_PENDINGTREE__ALLOC(pCtx, pPathCwd, pOptSt->bIgnoreWarnings, &pPendingTree) );
SG_ERR_CHECK( SG_pendingtree__get_repo(pCtx, pPendingTree, &pRepo) );
SG_ERR_CHECK( _get_baseline(pCtx, pPendingTree, &pszBaselineAfterUpdate) );
// see if the update actually changed the baseline.
bUpdateChangedBaseline = (strcmp(pszBaselineBeforeUpdate, pszBaselineAfterUpdate) != 0);
// get the list of all heads/leaves.
//
// TODO 2010/06/30 Revisit this when we have NAMED BRANCHES because we
// TODO want to filter this list for things within their BRANCH.
SG_ERR_CHECK( SG_repo__fetch_dag_leaves(pCtx,pRepo,SG_DAGNUM__VERSION_CONTROL,&prbLeaves) );
#if defined(DEBUG)
{
SG_bool bFound = SG_FALSE;
SG_ERR_CHECK( SG_rbtree__find(pCtx, prbLeaves, pszBaselineAfterUpdate, &bFound, NULL) );
SG_ASSERT( (bFound) );
}
#endif
SG_ERR_CHECK( SG_rbtree__count(pCtx, prbLeaves, &nrLeaves) );
if (nrLeaves > 1)
{
if (bUpdateChangedBaseline)
{
SG_ERR_IGNORE( SG_console(pCtx, SG_CS_STDOUT,
"Baseline updated to descendant head, but there are multiple heads; consider merging.\n") );
}
else
{
SG_ERR_IGNORE( SG_console(pCtx, SG_CS_STDOUT,
"Baseline already at head, but there are multiple heads; consider merging.\n") );
}
}
else
{
if (bUpdateChangedBaseline)
{
SG_ERR_IGNORE( SG_console(pCtx, SG_CS_STDOUT,
"Baseline updated to head.\n") );
}
else
{
SG_ERR_IGNORE( SG_console(pCtx, SG_CS_STDOUT,
"Baseline already at head.\n") );
}
}
fail:
SG_PENDINGTREE_NULLFREE(pCtx, pPendingTree);
SG_RBTREE_NULLFREE(pCtx, prbLeaves);
SG_NULLFREE(pCtx, pszBaselineAfterUpdate);
}
int u0050_logstuff_test__1(SG_context * pCtx, SG_pathname* pPathTopDir)
{
char bufName[SG_TID_MAX_BUFFER_LENGTH];
SG_pathname* pPathWorkingDir = NULL;
SG_pathname* pPathFile = NULL;
SG_vhash* pvh = NULL;
SG_dagnode* pdn = NULL;
const char* psz_hid_cs = NULL;
SG_repo* pRepo = NULL;
SG_uint32 count;
SG_rbtree* prb = NULL;
SG_varray* pva = NULL;
SG_rbtree* prb_reversed = NULL;
const char* psz_val = NULL;
SG_audit q;
VERIFY_ERR_CHECK( SG_tid__generate2(pCtx, bufName, sizeof(bufName), 32) );
/* create the working dir */
VERIFY_ERR_CHECK( SG_PATHNAME__ALLOC__PATHNAME_SZ(pCtx, &pPathWorkingDir, pPathTopDir, bufName) );
VERIFY_ERR_CHECK( SG_fsobj__mkdir__pathname(pCtx, pPathWorkingDir) );
/* add stuff */
VERIFY_ERR_CHECK( u0050_logstuff__create_file__numbers(pCtx, pPathWorkingDir, "aaa", 20) );
/* create the repo */
VERIFY_ERR_CHECK( _ut_pt__new_repo(pCtx, bufName, pPathWorkingDir) );
VERIFY_ERR_CHECK( _ut_pt__addremove(pCtx, pPathWorkingDir) );
VERIFY_ERR_CHECK( u0050_logstuff__commit_all(pCtx, pPathWorkingDir, &pdn) );
VERIFY_ERR_CHECK( SG_dagnode__get_id_ref(pCtx, pdn, &psz_hid_cs) );
SG_ERR_CHECK( SG_repo__open_repo_instance(pCtx, bufName, &pRepo) );
#define MY_COMMENT "The name of this new file sucks! What kind of a name is 'aaa'?"
VERIFY_ERR_CHECK( SG_audit__init(pCtx, &q, pRepo, SG_AUDIT__WHEN__NOW, SG_AUDIT__WHO__FROM_SETTINGS) );
VERIFY_ERR_CHECK( SG_vc_comments__add(pCtx, pRepo, psz_hid_cs, MY_COMMENT, &q) );
VERIFY_ERR_CHECK( SG_vc_stamps__add(pCtx, pRepo, psz_hid_cs, "crap", &q) );
VERIFY_ERR_CHECK( SG_vc_tags__add(pCtx, pRepo, psz_hid_cs, "tcrap", &q) );
VERIFY_ERR_CHECK( SG_vc_comments__lookup(pCtx, pRepo, psz_hid_cs, &pva) );
VERIFY_ERR_CHECK( SG_varray__count(pCtx, pva, &count) );
VERIFY_COND("count", (1 == count));
VERIFY_ERR_CHECK( SG_varray__get__vhash(pCtx, pva, 0, &pvh) );
VERIFY_ERR_CHECK( SG_vhash__get__sz(pCtx, pvh, "text", &psz_val) );
VERIFY_COND("match", (0 == strcmp(psz_val, MY_COMMENT)) );
SG_VARRAY_NULLFREE(pCtx, pva);
VERIFY_ERR_CHECK( SG_vc_stamps__lookup(pCtx, pRepo, psz_hid_cs, &pva) );
VERIFY_ERR_CHECK( SG_varray__count(pCtx, pva, &count) );
VERIFY_COND("count", (1 == count));
VERIFY_ERR_CHECK( SG_varray__get__vhash(pCtx, pva, 0, &pvh) );
VERIFY_ERR_CHECK( SG_vhash__get__sz(pCtx, pvh, "stamp", &psz_val) );
VERIFY_COND("match", (0 == strcmp(psz_val, "crap")) );
SG_VARRAY_NULLFREE(pCtx, pva);
VERIFY_ERR_CHECK( SG_vc_tags__lookup(pCtx, pRepo, psz_hid_cs, &pva) );
VERIFY_ERR_CHECK( SG_varray__count(pCtx, pva, &count) );
VERIFY_COND("count", (1 == count));
VERIFY_ERR_CHECK( SG_varray__get__vhash(pCtx, pva, 0, &pvh) );
VERIFY_ERR_CHECK( SG_vhash__get__sz(pCtx, pvh, "tag", &psz_val) );
VERIFY_COND("match", (0 == strcmp(psz_val, "tcrap")) );
SG_VARRAY_NULLFREE(pCtx, pva);
VERIFY_ERR_CHECK( SG_vc_tags__list(pCtx, pRepo, &prb) );
VERIFY_ERR_CHECK( SG_rbtree__count(pCtx, prb, &count) );
VERIFY_COND("count", (1 == count));
VERIFY_ERR_CHECK( SG_vc_tags__build_reverse_lookup(pCtx, prb, &prb_reversed) );
VERIFY_ERR_CHECK( SG_rbtree__count(pCtx, prb_reversed, &count) );
VERIFY_COND("count", (1 == count));
{
const char* psz_my_key = NULL;
const char* psz_my_val = NULL;
SG_bool b;
VERIFY_ERR_CHECK( SG_rbtree__iterator__first(pCtx, NULL, prb_reversed, &b, &psz_my_key, (void**) &psz_my_val) );
VERIFY_COND("ok", (0 == strcmp(psz_my_val, "tcrap")) );
VERIFY_COND("ok", (0 == strcmp(psz_my_key, psz_hid_cs)) );
}
SG_RBTREE_NULLFREE(pCtx, prb_reversed);
SG_RBTREE_NULLFREE(pCtx, prb);
VERIFY_ERR_CHECK( SG_vc_tags__add(pCtx, pRepo, psz_hid_cs, "whatever", &q) );
VERIFY_ERR_CHECK( SG_vc_tags__lookup(pCtx, pRepo, psz_hid_cs, &pva) );
VERIFY_ERR_CHECK( SG_varray__count(pCtx, pva, &count) );
VERIFY_COND("count", (2 == count));
SG_VARRAY_NULLFREE(pCtx, pva);
VERIFY_ERR_CHECK( SG_vc_tags__list(pCtx, pRepo, &prb) );
VERIFY_ERR_CHECK( SG_rbtree__count(pCtx, prb, &count) );
VERIFY_COND("count", (2 == count));
VERIFY_ERR_CHECK( SG_vc_tags__build_reverse_lookup(pCtx, prb, &prb_reversed) );
VERIFY_ERR_CHECK( SG_rbtree__count(pCtx, prb_reversed, &count) );
VERIFY_COND("count", (1 == count));
{
const char* psz_my_key = NULL;
const char* psz_my_val = NULL;
SG_bool b;
VERIFY_ERR_CHECK( SG_rbtree__iterator__first(pCtx, NULL, prb_reversed, &b, &psz_my_key, (void**) &psz_my_val) );
VERIFY_COND("ok", (0 == strcmp(psz_my_key, psz_hid_cs)) );
/* we don't know whether psz_my_val is tcrap or whatever. */
// VERIFY_COND("ok", (0 == strcmp(psz_my_val, "tcrap")) );
}
SG_RBTREE_NULLFREE(pCtx, prb_reversed);
SG_RBTREE_NULLFREE(pCtx, prb);
{
const char* psz_remove = "whatever";
VERIFY_ERR_CHECK( SG_vc_tags__remove(pCtx, pRepo, &q, 1, &psz_remove) );
/* Note that by removing whatever, we are bringing the tags list back
* to a state where it has been before (just tcrap). This changeset in
* the tags table will have its own csid, because the parentage is
* different, but it's root idtrie HID will be the same as a previous
* node. */
}
VERIFY_ERR_CHECK( SG_vc_tags__lookup(pCtx, pRepo, psz_hid_cs, &pva) );
VERIFY_ERR_CHECK( SG_varray__count(pCtx, pva, &count) );
VERIFY_COND("count", (1 == count));
SG_VARRAY_NULLFREE(pCtx, pva);
VERIFY_ERR_CHECK( SG_vc_tags__list(pCtx, pRepo, &prb) );
VERIFY_ERR_CHECK( SG_rbtree__count(pCtx, prb, &count) );
VERIFY_COND("count", (1 == count));
SG_RBTREE_NULLFREE(pCtx, prb);
SG_REPO_NULLFREE(pCtx, pRepo);
SG_DAGNODE_NULLFREE(pCtx, pdn);
SG_PATHNAME_NULLFREE(pCtx, pPathWorkingDir);
SG_PATHNAME_NULLFREE(pCtx, pPathFile);
return 1;
fail:
SG_VHASH_NULLFREE(pCtx, pvh);
SG_PATHNAME_NULLFREE(pCtx, pPathWorkingDir);
SG_PATHNAME_NULLFREE(pCtx, pPathFile);
return 0;
}
void SG_workingdir__create_and_get(
SG_context* pCtx,
const char* pszDescriptorName,
const SG_pathname* pPathDirPutTopLevelDirInHere,
SG_bool bCreateDrawer,
const char* psz_spec_hid_cs_baseline
)
{
SG_repo* pRepo = NULL;
SG_rbtree* pIdsetLeaves = NULL;
SG_uint32 count_leaves = 0;
SG_changeset* pcs = NULL;
const char* pszidUserSuperRoot = NULL;
SG_bool b = SG_FALSE;
char* psz_hid_cs_baseline = NULL;
SG_pendingtree * pPendingTree = NULL;
SG_vhash * pvhTimestamps = NULL;
/*
* Fetch the descriptor by its given name and use it to connect to
* the repo.
*/
SG_ERR_CHECK( SG_repo__open_repo_instance(pCtx, pszDescriptorName, &pRepo) );
if (psz_spec_hid_cs_baseline)
{
SG_ERR_CHECK( SG_strdup(pCtx, psz_spec_hid_cs_baseline, &psz_hid_cs_baseline) );
}
else
{
const char* psz_hid = NULL;
/*
* If you do not specify a hid to be the baseline, then this routine
* currently only works if there is exactly one leaf in the repo.
*/
SG_ERR_CHECK( SG_repo__fetch_dag_leaves(pCtx, pRepo,SG_DAGNUM__VERSION_CONTROL,&pIdsetLeaves) );
SG_ERR_CHECK( SG_rbtree__count(pCtx, pIdsetLeaves, &count_leaves) );
if (count_leaves != 1)
SG_ERR_THROW( SG_ERR_MULTIPLE_HEADS_FROM_DAGNODE );
SG_ERR_CHECK( SG_rbtree__iterator__first(pCtx, NULL, pIdsetLeaves, &b, &psz_hid, NULL) );
SG_ERR_CHECK( SG_STRDUP(pCtx, psz_hid, &psz_hid_cs_baseline) );
}
/*
* Load the desired changeset from the repo so we can look up the
* id of its user root directory
*/
SG_ERR_CHECK( SG_changeset__load_from_repo(pCtx, pRepo, psz_hid_cs_baseline, &pcs) );
SG_ERR_CHECK( SG_changeset__get_root(pCtx, pcs, &pszidUserSuperRoot) );
if (bCreateDrawer)
{
SG_ERR_CHECK( SG_VHASH__ALLOC(pCtx, &pvhTimestamps) );
// Retrieve everything into the WD and capture the timestamps on the files that we create.
SG_ERR_CHECK( sg_workingdir__do_get_dir__top(pCtx, pRepo, pPathDirPutTopLevelDirInHere, pszidUserSuperRoot, pvhTimestamps) );
// this creates "repo.json" with the repo-descriptor.
SG_ERR_CHECK( SG_workingdir__set_mapping(pCtx, pPathDirPutTopLevelDirInHere, pszDescriptorName, NULL) );
// this creates an empty "wd.json" file (which doesn't know anything).
SG_ERR_CHECK( SG_PENDINGTREE__ALLOC(pCtx, pPathDirPutTopLevelDirInHere, SG_TRUE, &pPendingTree) );
// force set the initial parents to the current changeset.
SG_ERR_CHECK( SG_pendingtree__set_single_wd_parent(pCtx, pPendingTree, psz_hid_cs_baseline) );
// force initialize the timestamp cache to the list that we just built; this should
// be the only timestamps in the cache since we just populated the WD.
SG_ERR_CHECK( SG_pendingtree__set_wd_timestamp_cache(pCtx, pPendingTree, &pvhTimestamps) ); // this steals our vhash
SG_ERR_CHECK( SG_pendingtree__save(pCtx, pPendingTree) );
}
else
{
// Retrieve everything into the WD but do not create .sgdrawer or record timestamps.
// This is more like an EXPORT operation.
SG_ERR_CHECK( sg_workingdir__do_get_dir__top(pCtx, pRepo, pPathDirPutTopLevelDirInHere, pszidUserSuperRoot, NULL) );
}
fail:
SG_VHASH_NULLFREE(pCtx, pvhTimestamps);
SG_NULLFREE(pCtx, psz_hid_cs_baseline);
SG_CHANGESET_NULLFREE(pCtx, pcs);
SG_RBTREE_NULLFREE(pCtx, pIdsetLeaves);
SG_REPO_NULLFREE(pCtx, pRepo);
SG_PENDINGTREE_NULLFREE(pCtx, pPendingTree);
}
/**
* Compare all the nodes of a single DAG in two repos.
*/
static void _compare_one_dag(SG_context* pCtx,
SG_repo* pRepo1,
SG_repo* pRepo2,
SG_uint32 iDagNum,
SG_bool* pbIdentical)
{
SG_bool bFinalResult = SG_FALSE;
SG_rbtree* prbRepo1Leaves = NULL;
SG_rbtree* prbRepo2Leaves = NULL;
SG_uint32 iRepo1LeafCount, iRepo2LeafCount;
SG_rbtree_iterator* pIterator = NULL;
const char* pszId = NULL;
SG_dagnode* pRepo1Dagnode = NULL;
SG_dagnode* pRepo2Dagnode = NULL;
SG_bool bFoundRepo1Leaf = SG_FALSE;
SG_bool bFoundRepo2Leaf = SG_FALSE;
SG_bool bDagnodesEqual = SG_FALSE;
SG_NULLARGCHECK_RETURN(pRepo1);
SG_NULLARGCHECK_RETURN(pRepo2);
SG_NULLARGCHECK_RETURN(pbIdentical);
SG_ERR_CHECK( SG_repo__fetch_dag_leaves(pCtx, pRepo1, iDagNum, &prbRepo1Leaves) );
SG_ERR_CHECK( SG_repo__fetch_dag_leaves(pCtx, pRepo2, iDagNum, &prbRepo2Leaves) );
SG_ERR_CHECK( SG_rbtree__count(pCtx, prbRepo1Leaves, &iRepo1LeafCount) );
SG_ERR_CHECK( SG_rbtree__count(pCtx, prbRepo2Leaves, &iRepo2LeafCount) );
if (iRepo1LeafCount != iRepo2LeafCount)
{
#if TRACE_SYNC
SG_ERR_CHECK( SG_console(pCtx, SG_CS_STDERR, "leaf count differs\n") );
#endif
goto Different;
}
SG_ERR_CHECK( SG_rbtree__iterator__first(pCtx, &pIterator, prbRepo1Leaves, &bFoundRepo1Leaf, &pszId, NULL) );
while (bFoundRepo1Leaf)
{
SG_ERR_CHECK( SG_rbtree__find(pCtx, prbRepo2Leaves, pszId, &bFoundRepo2Leaf, NULL) );
if (!bFoundRepo2Leaf)
{
#if TRACE_SYNC && 0
SG_ERR_CHECK( SG_console(pCtx, SG_CS_STDERR, "couldn't locate leaf\r\n") );
SG_ERR_CHECK( SG_console(pCtx, SG_CS_STDERR, "Repo 1 leaves:\r\n") );
SG_ERR_CHECK( SG_rbtree_debug__dump_keys_to_console(pCtx, prbRepo1Leaves) );
SG_ERR_CHECK( SG_console(pCtx, SG_CS_STDERR, "Repo 2 leaves:\r\n") );
SG_ERR_CHECK( SG_rbtree_debug__dump_keys_to_console(pCtx, prbRepo2Leaves) );
SG_ERR_CHECK( SG_console__flush(pCtx, SG_CS_STDERR) );
#endif
goto Different;
}
SG_ERR_CHECK( SG_repo__fetch_dagnode(pCtx, pRepo1, pszId, &pRepo1Dagnode) );
SG_ERR_CHECK( SG_repo__fetch_dagnode(pCtx, pRepo2, pszId, &pRepo2Dagnode) );
SG_ERR_CHECK( _compare_dagnodes(pCtx, pRepo1, pRepo1Dagnode, pRepo2, pRepo2Dagnode, &bDagnodesEqual) );
SG_DAGNODE_NULLFREE(pCtx, pRepo1Dagnode);
SG_DAGNODE_NULLFREE(pCtx, pRepo2Dagnode);
if (!bDagnodesEqual)
goto Different;
SG_ERR_CHECK( SG_rbtree__iterator__next(pCtx, pIterator, &bFoundRepo1Leaf, &pszId, NULL) );
}
bFinalResult = SG_TRUE;
Different:
*pbIdentical = bFinalResult;
// fall through
fail:
SG_RBTREE_NULLFREE(pCtx, prbRepo1Leaves);
SG_RBTREE_NULLFREE(pCtx, prbRepo2Leaves);
SG_RBTREE_ITERATOR_NULLFREE(pCtx, pIterator);
}
void SG_sync__build_best_guess_dagfrag(
SG_context* pCtx,
SG_repo* pRepo,
SG_uint64 iDagNum,
SG_rbtree* prbStartFromHids,
SG_vhash* pvhConnectToHidsAndGens,
SG_dagfrag** ppFrag)
{
SG_uint32 i, countConnectTo;
SG_rbtree_iterator* pit = NULL;
SG_dagnode* pdn = NULL;
SG_dagfrag* pFrag = NULL;
SG_repo_fetch_dagnodes_handle* pdh = NULL;
SG_int32 minGen = SG_INT32_MAX;
SG_int32 maxGen = 0;
SG_uint32 gensToFetch = 0;
char* psz_repo_id = NULL;
char* psz_admin_id = NULL;
SG_bool bNextHid;
const char* pszRefHid;
SG_int32 gen;
#if TRACE_SYNC
SG_int64 startTime;
SG_int64 endTime;
#endif
SG_NULLARGCHECK_RETURN(prbStartFromHids);
/* Find the minimum generation in pertinent "connect to" nodes. */
if (pvhConnectToHidsAndGens)
{
SG_ERR_CHECK( SG_vhash__count(pCtx, pvhConnectToHidsAndGens, &countConnectTo) );
for (i = 0; i < countConnectTo; i++)
{
SG_int32 gen;
SG_ERR_CHECK( SG_vhash__get_nth_pair__int32(pCtx, pvhConnectToHidsAndGens, i, &pszRefHid, &gen) );
if (gen < minGen)
minGen = gen;
}
}
/* Happens when pulling into an empty repo, or when an entire dag is specifically requested. */
if (minGen == SG_INT32_MAX)
minGen = -1;
SG_ERR_CHECK( SG_repo__fetch_dagnodes__begin(pCtx, pRepo, iDagNum, &pdh) );
/* Find the maximum generation in pertinent "start from" nodes. */
SG_ERR_CHECK( SG_rbtree__iterator__first(pCtx, &pit, prbStartFromHids, &bNextHid, &pszRefHid, NULL) );
while (bNextHid)
{
SG_ERR_CHECK( SG_repo__fetch_dagnodes__one(pCtx, pRepo, pdh, pszRefHid, &pdn) );
SG_ERR_CHECK( SG_dagnode__get_generation(pCtx, pdn, &gen) );
if (gen > maxGen)
maxGen = gen;
SG_DAGNODE_NULLFREE(pCtx, pdn);
SG_ERR_CHECK( SG_rbtree__iterator__next(pCtx, pit, &bNextHid, &pszRefHid, NULL) );
}
SG_RBTREE_ITERATOR_NULLFREE(pCtx, pit);
if (maxGen <= minGen)
gensToFetch = FALLBACK_GENS_PER_ROUNDTRIP;
else
gensToFetch = maxGen - minGen;
#if TRACE_SYNC
{
char buf_dagnum[SG_DAGNUM__BUF_MAX__HEX];
SG_uint32 count;
SG_ERR_CHECK( SG_dagnum__to_sz__hex(pCtx, iDagNum, buf_dagnum, sizeof(buf_dagnum)) );
SG_ERR_CHECK( SG_console(pCtx, SG_CS_STDERR, "Building best guess dagfrag for dag %s...\n", buf_dagnum) );
SG_ERR_CHECK( SG_console(pCtx, SG_CS_STDERR, "Starting from nodes:\n") );
SG_ERR_CHECK( SG_rbtree_debug__dump_keys_to_console(pCtx, prbStartFromHids) );
SG_ERR_CHECK( SG_vhash_debug__dump_to_console__named(pCtx, pvhConnectToHidsAndGens, "Connecting to nodes") );
SG_ERR_CHECK( SG_rbtree__count(pCtx, prbStartFromHids, &count) );
SG_ERR_CHECK( SG_console(pCtx, SG_CS_STDERR, "result has %d generations from %u starting nodes.\n",
gensToFetch, count) );
SG_ERR_CHECK( SG_console__flush(pCtx, SG_CS_STDERR) );
SG_ERR_CHECK( SG_time__get_milliseconds_since_1970_utc(pCtx, &startTime) );
}
#endif
/* Return a frag with the corresponding generations filled in. */
SG_ERR_CHECK( SG_repo__get_repo_id(pCtx, pRepo, &psz_repo_id) );
SG_ERR_CHECK( SG_repo__get_admin_id(pCtx, pRepo, &psz_admin_id) );
SG_ERR_CHECK( SG_dagfrag__alloc(pCtx, &pFrag, psz_repo_id, psz_admin_id, iDagNum) );
SG_ERR_CHECK( SG_dagfrag__load_from_repo__multi(pCtx, pFrag, pRepo, prbStartFromHids, gensToFetch) );
#if TRACE_SYNC
SG_ERR_CHECK( SG_time__get_milliseconds_since_1970_utc(pCtx, &endTime) );
{
SG_uint32 dagnodeCount;
double seconds = ((double)endTime-(double)startTime)/1000;
SG_ERR_CHECK( SG_dagfrag__dagnode_count(pCtx, pFrag, &dagnodeCount) );
SG_ERR_CHECK( SG_console(pCtx, SG_CS_STDERR, " - %u nodes in frag, built in %1.3f seconds\n", dagnodeCount, seconds) );
SG_ERR_CHECK( SG_dagfrag_debug__dump__console(pCtx, pFrag, "best-guess dagfrag", 0, SG_CS_STDERR) );
}
#endif
*ppFrag = pFrag;
pFrag = NULL;
/* Common cleanup */
fail:
SG_NULLFREE(pCtx, psz_repo_id);
SG_NULLFREE(pCtx, psz_admin_id);
SG_RBTREE_ITERATOR_NULLFREE(pCtx, pit);
SG_DAGNODE_NULLFREE(pCtx, pdn);
SG_DAGFRAG_NULLFREE(pCtx, pFrag);
SG_ERR_IGNORE( SG_repo__fetch_dagnodes__end(pCtx, pRepo, &pdh) );
}
void SG_repo__pack__vcdiff(SG_context* pCtx, SG_repo * pRepo)
{
SG_rbtree* prb_leaves = NULL;
SG_uint32 count_leaves = 0;
const char* psz_hid_cs = NULL;
SG_rbtree* prb_blobs = NULL;
SG_bool b;
SG_rbtree_iterator* pit = NULL;
SG_rbtree_iterator* pit_for_gid = NULL;
SG_bool b_for_gid;
const char* psz_hid_ref = NULL;
const char* psz_hid_blob = NULL;
const char* psz_gid = NULL;
SG_rbtree* prb = NULL;
const char* psz_gen = NULL;
SG_repo_tx_handle* pTx;
SG_ERR_CHECK( SG_repo__fetch_dag_leaves(pCtx, pRepo,SG_DAGNUM__VERSION_CONTROL,&prb_leaves) );
SG_ERR_CHECK( SG_rbtree__count(pCtx, prb_leaves, &count_leaves) );
SG_ERR_CHECK( SG_rbtree__iterator__first(pCtx, NULL, prb_leaves, &b, &psz_hid_cs, NULL) );
SG_ERR_CHECK( SG_RBTREE__ALLOC(pCtx, &prb_blobs) );
SG_ERR_CHECK( sg_pack__do_changeset(pCtx, pRepo, psz_hid_cs, prb_blobs) );
SG_ERR_CHECK( SG_rbtree__iterator__first(pCtx, &pit, prb_blobs, &b, &psz_gid, (void**) &prb) );
while (b)
{
SG_uint32 count_for_gid = 0;
SG_ERR_CHECK( SG_rbtree__count(pCtx, prb, &count_for_gid) );
if (count_for_gid > 1)
{
psz_hid_ref = NULL;
SG_ERR_CHECK( SG_rbtree__iterator__first(pCtx, &pit_for_gid, prb, &b_for_gid, &psz_gen, (void**) &psz_hid_blob) );
while (b_for_gid)
{
// Not a lot of thought went into doing each of these in its own repo tx. Consider alternatives.
SG_ERR_CHECK( SG_repo__begin_tx(pCtx, pRepo, &pTx) );
if (psz_hid_ref)
{
SG_ERR_CHECK( SG_repo__change_blob_encoding(pCtx, pRepo, pTx, psz_hid_blob, SG_BLOBENCODING__VCDIFF, psz_hid_ref, NULL, NULL, NULL, NULL) );
// TODO be tolerant here of SG_ERR_REPO_BUSY
}
else
{
psz_hid_ref = psz_hid_blob;
SG_ERR_CHECK( SG_repo__change_blob_encoding(pCtx, pRepo, pTx, psz_hid_ref, SG_BLOBENCODING__FULL, NULL, NULL, NULL, NULL, NULL) );
// TODO be tolerant here of SG_ERR_REPO_BUSY
}
SG_ERR_CHECK( SG_repo__commit_tx(pCtx, pRepo, &pTx) );
SG_ERR_CHECK( SG_rbtree__iterator__next(pCtx, pit_for_gid, &b_for_gid, &psz_gen, (void**) &psz_hid_blob) );
}
SG_RBTREE_ITERATOR_NULLFREE(pCtx, pit_for_gid);
psz_hid_ref = NULL;
}
SG_ERR_CHECK( SG_rbtree__iterator__next(pCtx, pit, &b, &psz_gid, (void**) &prb) );
}
SG_RBTREE_ITERATOR_NULLFREE(pCtx, pit);
SG_RBTREE_NULLFREE_WITH_ASSOC(pCtx, prb_blobs, _sg_repo__free_rbtree);
SG_RBTREE_NULLFREE(pCtx, prb_leaves);
return;
fail:
return;
}
