1 files changed, 0 insertions, 86 deletions
diff --git a/database/engine/metadata_log/compaction.c b/database/engine/metadata_log/compaction.c
deleted file mode 100644
index ba19e1edf..000000000
--- a/database/engine/metadata_log/compaction.c
+++ /dev/null
@@ -1,86 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
-#define NETDATA_RRD_INTERNALS
-
-#include "metadatalog.h"
-
-/* Return 0 on success. */
-int compaction_failure_recovery(struct metalog_instance *ctx, struct metadata_logfile **metalogfiles,
-                                 unsigned *matched_files)
-{
-    int ret;
-    unsigned starting_fileno, fileno, i, j, recovered_files;
-    struct metadata_logfile *metalogfile = NULL, *compactionfile = NULL, **tmp_metalogfiles;
-    char *dbfiles_path = ctx->rrdeng_ctx->dbfiles_path;
-
-    for (i = 0 ; i < *matched_files ; ++i) {
-        metalogfile = metalogfiles[i];
-        if (0 == metalogfile->starting_fileno)
-            continue; /* skip standard metadata log files */
-        break; /* this is a compaction temporary file */
-    }
-    if (i == *matched_files) /* no recovery needed */
-        return 0;
-    info("Starting metadata log file failure recovery procedure in \"%s\".", dbfiles_path);
-
-    if (*matched_files - i > 1) { /* Can't have more than 1 temporary compaction files */
-        error("Metadata log files are in an invalid state. Cannot proceed.");
-        return 1;
-    }
-    compactionfile = metalogfile;
-    starting_fileno = compactionfile->starting_fileno;
-    fileno = compactionfile->fileno;
-    /* scratchpad space to move file pointers around */
-    tmp_metalogfiles = callocz(*matched_files, sizeof(*tmp_metalogfiles));
-
-    for (j = 0, recovered_files = 0 ; j < i ; ++j) {
-        metalogfile = metalogfiles[j];
-        fatal_assert(0 == metalogfile->starting_fileno);
-        if (metalogfile->fileno < starting_fileno) {
-            tmp_metalogfiles[recovered_files++] = metalogfile;
-            continue;
-        }
-        break; /* reached compaction file serial number */
-    }
-
-    if ((j == i) /* Shouldn't be possible, invalid compaction temporary file */ ||
-        (metalogfile->fileno == starting_fileno && metalogfile->fileno == fileno)) {
-        error("Deleting invalid compaction temporary file \"%s/"METALOG_PREFIX METALOG_FILE_NUMBER_PRINT_TMPL
-              METALOG_EXTENSION"\"", dbfiles_path, starting_fileno, fileno);
-        unlink_metadata_logfile(compactionfile);
-        freez(compactionfile);
-        freez(tmp_metalogfiles);
-        --*matched_files; /* delete the last one */
-
-        info("Finished metadata log file failure recovery procedure in \"%s\".", dbfiles_path);
-        return 0;
-    }
-
-    for ( ; j < i ; ++j) { /* continue iterating through normal metadata log files */
-        metalogfile = metalogfiles[j];
-        fatal_assert(0 == metalogfile->starting_fileno);
-        if (metalogfile->fileno < fileno) { /* It has already been compacted */
-            error("Deleting invalid metadata log file \"%s/"METALOG_PREFIX METALOG_FILE_NUMBER_PRINT_TMPL
-                      METALOG_EXTENSION"\"", dbfiles_path, 0U, metalogfile->fileno);
-            unlink_metadata_logfile(metalogfile);
-            freez(metalogfile);
-            continue;
-        }
-        tmp_metalogfiles[recovered_files++] = metalogfile;
-    }
-
-    /* compaction temporary file is valid */
-    tmp_metalogfiles[recovered_files++] = compactionfile;
-    ret = rename_metadata_logfile(compactionfile, 0, starting_fileno);
-    if (ret < 0) {
-        error("Cannot rename temporary compaction files. Cannot proceed.");
-        freez(tmp_metalogfiles);
-        return 1;
-    }
-
-    memcpy(metalogfiles, tmp_metalogfiles, recovered_files * sizeof(*metalogfiles));
-    *matched_files = recovered_files;
-    freez(tmp_metalogfiles);
-
-    info("Finished metadata log file failure recovery procedure in \"%s\".", dbfiles_path);
-    return 0;
-}