diff options
Diffstat (limited to 'src/nix')
| -rw-r--r-- | src/nix/Makefile.am | 27 | ||||
| -rw-r--r-- | src/nix/dotgraph.cc | 135 | ||||
| -rw-r--r-- | src/nix/dotgraph.hh | 8 | ||||
| -rw-r--r-- | src/nix/nix-help.txt | 32 | ||||
| -rw-r--r-- | src/nix/nix.cc | 304 |
5 files changed, 0 insertions, 506 deletions
diff --git a/src/nix/Makefile.am b/src/nix/Makefile.am deleted file mode 100644 index 8a52be364f1a..000000000000 --- a/src/nix/Makefile.am +++ /dev/null @@ -1,27 +0,0 @@ -bin_PROGRAMS = nix - -nix_SOURCES = nix.cc dotgraph.cc -nix_LDADD = ../libmain/libmain.a ../libstore/libstore.a ../libutil/libutil.a \ - ../boost/format/libformat.a -L../../externals/inst/lib -ldb_cxx -lATerm - -nix.o: nix-help.txt.hh - -%.hh: % - echo -n '"' > $@ - sed 's|\(.*\)|\1\\n\\|' < $< >> $@ - echo '"' >> $@ - -AM_CXXFLAGS = \ - -I.. -I../../externals/inst/include -I../libutil -I../libstore -I../libmain - -install-data-local: - $(INSTALL) -d $(localstatedir)/nix - $(INSTALL) -d $(localstatedir)/nix/db - $(INSTALL) -d $(localstatedir)/nix/links - rm -f $(prefix)/current - ln -sf $(localstatedir)/nix/links/current $(prefix)/current - $(INSTALL) -d $(localstatedir)/log/nix - $(INSTALL) -d $(prefix)/store - $(bindir)/nix --init - -EXTRA_DIST = *.hh diff --git a/src/nix/dotgraph.cc b/src/nix/dotgraph.cc deleted file mode 100644 index c670bf19e4c5..000000000000 --- a/src/nix/dotgraph.cc +++ /dev/null @@ -1,135 +0,0 @@ -#include "dotgraph.hh" -#include "normalise.hh" - - -static string dotQuote(const string & s) -{ - return "\"" + s + "\""; -} - - -static string nextColour() -{ - static int n = 0; - static string colours[] = - { "black", "red", "green", "blue" - , "magenta", "burlywood" }; - return colours[n++ % (sizeof(colours) / sizeof(string))]; -} - - -static string makeEdge(const string & src, const string & dst) -{ - format f = format("%1% -> %2% [color = %3%];\n") - % dotQuote(src) % dotQuote(dst) % dotQuote(nextColour()); - return f.str(); -} - - -static string makeNode(const string & id, const string & label, - const string & colour) -{ - format f = format("%1% [label = %2%, shape = box, " - "style = filled, fillcolor = %3%];\n") - % dotQuote(id) % dotQuote(label) % dotQuote(colour); - return f.str(); -} - - -static string symbolicName(const string & path) -{ - string p = baseNameOf(path); - if (isHash(string(p, 0, Hash::hashSize * 2)) && - p[Hash::hashSize * 2] == '-') - p = string(p, Hash::hashSize * 2 + 1); - return p; -} - - -string pathLabel(const Path & nePath, const string & elemPath) -{ - return (string) nePath + "-" + elemPath; -} - - -void printClosure(const Path & nePath, const StoreExpr & fs) -{ - PathSet workList(fs.closure.roots); - PathSet doneSet; - - for (PathSet::iterator i = workList.begin(); i != workList.end(); i++) { - cout << makeEdge(pathLabel(nePath, *i), nePath); - } - - while (!workList.empty()) { - Path path = *(workList.begin()); - workList.erase(path); - - if (doneSet.find(path) == doneSet.end()) { - doneSet.insert(path); - - ClosureElems::const_iterator elem = fs.closure.elems.find(path); - if (elem == fs.closure.elems.end()) - throw Error(format("bad closure, missing path `%1%'") % path); - - for (StringSet::const_iterator i = elem->second.refs.begin(); - i != elem->second.refs.end(); i++) - { - workList.insert(*i); - cout << makeEdge(pathLabel(nePath, *i), pathLabel(nePath, path)); - } - - cout << makeNode(pathLabel(nePath, path), - symbolicName(path), "#ff0000"); - } - } -} - - -void printDotGraph(const PathSet & roots) -{ - PathSet workList(roots); - PathSet doneSet; - - cout << "digraph G {\n"; - - while (!workList.empty()) { - Path nePath = *(workList.begin()); - workList.erase(nePath); - - if (doneSet.find(nePath) == doneSet.end()) { - doneSet.insert(nePath); - - StoreExpr ne = storeExprFromPath(nePath); - - string label, colour; - - if (ne.type == StoreExpr::neDerivation) { - for (PathSet::iterator i = ne.derivation.inputs.begin(); - i != ne.derivation.inputs.end(); i++) - { - workList.insert(*i); - cout << makeEdge(*i, nePath); - } - - label = "derivation"; - colour = "#00ff00"; - for (StringPairs::iterator i = ne.derivation.env.begin(); - i != ne.derivation.env.end(); i++) - if (i->first == "name") label = i->second; - } - - else if (ne.type == StoreExpr::neClosure) { - label = "<closure>"; - colour = "#00ffff"; - printClosure(nePath, ne); - } - - else abort(); - - cout << makeNode(nePath, label, colour); - } - } - - cout << "}\n"; -} diff --git a/src/nix/dotgraph.hh b/src/nix/dotgraph.hh deleted file mode 100644 index ef389b30d353..000000000000 --- a/src/nix/dotgraph.hh +++ /dev/null @@ -1,8 +0,0 @@ -#ifndef __DOTGRAPH_H -#define __DOTGRAPH_H - -#include "storeexpr.hh" - -void printDotGraph(const PathSet & roots); - -#endif /* !__DOTGRAPH_H */ diff --git a/src/nix/nix-help.txt b/src/nix/nix-help.txt deleted file mode 100644 index a2d9958ffe49..000000000000 --- a/src/nix/nix-help.txt +++ /dev/null @@ -1,32 +0,0 @@ -nix [OPTIONS...] [ARGUMENTS...] - -Operations: - - --realise / -r: realise a Nix expression - --delete / -d: delete paths from the Nix store - --add / -A: copy a path to the Nix store - --query / -q: query information - - --successor: register a successor expression - --substitute: register a substitute expression - - --dump: dump a path as a Nix archive - --restore: restore a path from a Nix archive - - --init: initialise the Nix database - --verify: verify Nix structures - - --version: output version information - --help: display help - -Query flags: - - --list / -l: query the output paths (roots) of a Nix expression (default) - --requisites / -R: print all paths necessary to realise expression - --predecessors: print predecessors of a Nix expression - --graph: print a dot graph rooted at given ids - -Options: - - --verbose / -v: verbose operation (may be repeated) - --keep-failed / -K: keep temporary directories of failed builds diff --git a/src/nix/nix.cc b/src/nix/nix.cc deleted file mode 100644 index d1766de39b7e..000000000000 --- a/src/nix/nix.cc +++ /dev/null @@ -1,304 +0,0 @@ -#include <iostream> -#include <sstream> - -#include "globals.hh" -#include "normalise.hh" -#include "archive.hh" -#include "shared.hh" -#include "dotgraph.hh" - - -typedef void (* Operation) (Strings opFlags, Strings opArgs); - - -static void printHelp() -{ - cout << -#include "nix-help.txt.hh" - ; - exit(0); -} - - - -static Path checkPath(const Path & arg) -{ - return arg; /* !!! check that arg is in the store */ -} - - -/* Realise paths from the given store expressions. */ -static void opRealise(Strings opFlags, Strings opArgs) -{ - if (!opFlags.empty()) throw UsageError("unknown flag"); - - for (Strings::iterator i = opArgs.begin(); - i != opArgs.end(); i++) - { - Path nfPath = normaliseStoreExpr(checkPath(*i)); - realiseClosure(nfPath); - cout << format("%1%\n") % (string) nfPath; - } -} - - -/* Delete a path in the Nix store directory. */ -static void opDelete(Strings opFlags, Strings opArgs) -{ - if (!opFlags.empty()) throw UsageError("unknown flag"); - - for (Strings::iterator it = opArgs.begin(); - it != opArgs.end(); it++) - deleteFromStore(checkPath(*it)); -} - - -/* Add paths to the Nix values directory and print the hashes of those - paths. */ -static void opAdd(Strings opFlags, Strings opArgs) -{ - if (!opFlags.empty()) throw UsageError("unknown flag"); - - for (Strings::iterator i = opArgs.begin(); i != opArgs.end(); i++) - cout << format("%1%\n") % addToStore(*i); -} - - -Path maybeNormalise(const Path & ne, bool normalise) -{ - return normalise ? normaliseStoreExpr(ne) : ne; -} - - -/* Perform various sorts of queries. */ -static void opQuery(Strings opFlags, Strings opArgs) -{ - enum { qList, qRequisites, qPredecessors, qGraph - } query = qList; - bool normalise = false; - bool includeExprs = true; - bool includeSuccessors = false; - - for (Strings::iterator i = opFlags.begin(); - i != opFlags.end(); i++) - if (*i == "--list" || *i == "-l") query = qList; - else if (*i == "--requisites" || *i == "-R") query = qRequisites; - else if (*i == "--predecessors") query = qPredecessors; - else if (*i == "--graph") query = qGraph; - else if (*i == "--normalise" || *i == "-n") normalise = true; - else if (*i == "--exclude-exprs") includeExprs = false; - else if (*i == "--include-successors") includeSuccessors = true; - else throw UsageError(format("unknown flag `%1%'") % *i); - - switch (query) { - - case qList: { - for (Strings::iterator i = opArgs.begin(); - i != opArgs.end(); i++) - { - StringSet paths = storeExprRoots( - maybeNormalise(checkPath(*i), normalise)); - for (StringSet::iterator j = paths.begin(); - j != paths.end(); j++) - cout << format("%s\n") % *j; - } - break; - } - - case qRequisites: { - StringSet paths; - for (Strings::iterator i = opArgs.begin(); - i != opArgs.end(); i++) - { - StringSet paths2 = storeExprRequisites( - maybeNormalise(checkPath(*i), normalise), - includeExprs, includeSuccessors); - paths.insert(paths2.begin(), paths2.end()); - } - for (StringSet::iterator i = paths.begin(); - i != paths.end(); i++) - cout << format("%s\n") % *i; - break; - } - - case qPredecessors: { - for (Strings::iterator i = opArgs.begin(); - i != opArgs.end(); i++) - { - Paths preds = queryPredecessors(checkPath(*i)); - for (Paths::iterator j = preds.begin(); - j != preds.end(); j++) - cout << format("%s\n") % *j; - } - break; - } - - case qGraph: { - PathSet roots; - for (Strings::iterator i = opArgs.begin(); - i != opArgs.end(); i++) - roots.insert(maybeNormalise(checkPath(*i), normalise)); - printDotGraph(roots); - break; - } - - default: - abort(); - } -} - - -static void opSuccessor(Strings opFlags, Strings opArgs) -{ - if (!opFlags.empty()) throw UsageError("unknown flag"); - if (opArgs.size() % 2) throw UsageError("expecting even number of arguments"); - - Transaction txn; - createStoreTransaction(txn); - for (Strings::iterator i = opArgs.begin(); - i != opArgs.end(); ) - { - Path path1 = checkPath(*i++); - Path path2 = checkPath(*i++); - registerSuccessor(txn, path1, path2); - } - txn.commit(); -} - - -static void opSubstitute(Strings opFlags, Strings opArgs) -{ - if (!opFlags.empty()) throw UsageError("unknown flag"); - if (opArgs.size() % 2) throw UsageError("expecting even number of arguments"); - - for (Strings::iterator i = opArgs.begin(); - i != opArgs.end(); ) - { - Path src = checkPath(*i++); - Path sub = checkPath(*i++); - registerSubstitute(src, sub); - } -} - - -/* A sink that writes dump output to stdout. */ -struct StdoutSink : DumpSink -{ - virtual void operator () - (const unsigned char * data, unsigned int len) - { - writeFull(STDOUT_FILENO, data, len); - } -}; - - -/* Dump a path as a Nix archive. The archive is written to standard - output. */ -static void opDump(Strings opFlags, Strings opArgs) -{ - if (!opFlags.empty()) throw UsageError("unknown flag"); - if (opArgs.size() != 1) throw UsageError("only one argument allowed"); - - StdoutSink sink; - string path = *opArgs.begin(); - dumpPath(path, sink); -} - - -/* A source that read restore intput to stdin. */ -struct StdinSource : RestoreSource -{ - virtual void operator () (unsigned char * data, unsigned int len) - { - readFull(STDIN_FILENO, data, len); - } -}; - - -/* Restore a value from a Nix archive. The archive is written to - standard input. */ -static void opRestore(Strings opFlags, Strings opArgs) -{ - if (!opFlags.empty()) throw UsageError("unknown flag"); - if (opArgs.size() != 1) throw UsageError("only one argument allowed"); - - StdinSource source; - restorePath(*opArgs.begin(), source); -} - - -/* Initialise the Nix databases. */ -static void opInit(Strings opFlags, Strings opArgs) -{ - if (!opFlags.empty()) throw UsageError("unknown flag"); - if (!opArgs.empty()) - throw UsageError("--init does not have arguments"); - initDB(); -} - - -/* Verify the consistency of the Nix environment. */ -static void opVerify(Strings opFlags, Strings opArgs) -{ - verifyStore(); -} - - -/* Scan the arguments; find the operation, set global flags, put all - other flags in a list, and put all other arguments in another - list. */ -void run(Strings args) -{ - Strings opFlags, opArgs; - Operation op = 0; - - for (Strings::iterator it = args.begin(); it != args.end(); ) - { - string arg = *it++; - - Operation oldOp = op; - - if (arg == "--realise" || arg == "-r") - op = opRealise; - else if (arg == "--delete" || arg == "-d") - op = opDelete; - else if (arg == "--add" || arg == "-A") - op = opAdd; - else if (arg == "--query" || arg == "-q") - op = opQuery; - else if (arg == "--successor") - op = opSuccessor; - else if (arg == "--substitute") - op = opSubstitute; - else if (arg == "--dump") - op = opDump; - else if (arg == "--restore") - op = opRestore; - else if (arg == "--init") - op = opInit; - else if (arg == "--verify") - op = opVerify; - else if (arg == "--verbose" || arg == "-v") - verbosity = (Verbosity) ((int) verbosity + 1); - else if (arg == "--keep-failed" || arg == "-K") - keepFailed = true; - else if (arg == "--help") - printHelp(); - else if (arg[0] == '-') - opFlags.push_back(arg); - else - opArgs.push_back(arg); - - if (oldOp && oldOp != op) - throw UsageError("only one operation may be specified"); - } - - if (!op) throw UsageError("no operation specified"); - - openDB(); - - op(opFlags, opArgs); -} - - -string programId = "nix"; |