src/main.*: Add the possibility to give the paths of the fluentbit files...

src/main.*: Add the possibility to give the paths of the fluentbit files (exec, lib, conf...) and the log file as an argument of the program.

src/main.pyx

@@ -266,25 +266,22 @@ cdef cypclass SymlinkNode(Node):
         fwrite(self.formatted.data(), 1, self.formatted.size(), stream)
 
 
-cdef int start(const char *path) nogil:
+cdef int start(const char *path_to_scan, const char *fb_exec_path, const char *fb_lib_path, const char *fb_conf_path, const char *log_path) nogil:
 
     printf("TEST TEST TEST TEST TEST\n\n") # DEBUG
 
     # TODO replace 4096 by PATH_MAX (yet it will not be perfect)
-    cdef char resolved_path[4096]
+    cdef char resolved_scan_path[4096]
+    cdef char resolved_log_path[4096]
     cdef pid_t wait_error = -1 # DEBUG
-    cdef char* program_name = "fluentbit"
-    cdef char* arg1 = "-e"
-    cdef char* arg2 = "/etc/fluentbit_wendelin.so"
-    cdef char* arg3 = "-c"
-    cdef char* arg4 = "/etc/flb.conf"
+    cdef char* program_name = <char*>"fluent-bit"
     cdef pid_t child_pid = -1 # DEBUG
     child_pid = fork() # DEBUG
     cdef int err
     #cdef char ip_address[100]
     #cdef FILE *address_path = fopen("/sys/class/net/ens3/address", "r")
     if child_pid == 0:  # CHILD
-        err = execlp("/sbin/fluent-bit", program_name, arg1, arg2, arg3, arg4, 0)
+        err = execlp(fb_exec_path, program_name, <char*>"-e", fb_lib_path, <char*>"-c", fb_conf_path, 0)
         fprintf(stderr, "ERROR with execlp() in CHILD: %d\n", err)
     else:               # PARENT
         printf("WELCOME TO PARENT\n\n") # DEBUG
@@ -304,7 +301,7 @@ cdef int start(const char *path) nogil:
         dev_whitelist_paths.append(b'/boot/efi')
         dev_whitelist_paths.append(b'/root')
         dev_whitelist_paths.append(b'/sysroot')
-        dev_whitelist_paths.append(path)
+        dev_whitelist_paths.append(path_to_scan)
 
         dev_whitelist = cyplist[dev_t]()
         for p in dev_whitelist_paths:
@@ -313,11 +310,11 @@ cdef int start(const char *path) nogil:
                 p_dev = p_stat.st_data.st_dev
                 dev_whitelist.append(p_dev)
        
-        realpath(path, resolved_path)
-        fprintf(stderr, resolved_path) # DEBUG
+        realpath(path_to_scan, resolved_scan_path)
+        fprintf(stderr, resolved_scan_path) # DEBUG
         fprintf(stderr, "\n") # DEBUG
         fflush(stderr) # DEBUG
-        node = make_node(resolved_path, resolved_path)
+        node = make_node(resolved_scan_path, resolved_scan_path)
         if node is NULL:
             return -1
 
@@ -327,7 +324,11 @@ cdef int start(const char *path) nogil:
         node = consume active_node
 
         #""" # DEBUG
-        result = fopen('/var/log/metadata_collect.log', 'w')
+        realpath(log_path, resolved_log_path)
+        fprintf(stderr, resolved_log_path) # DEBUG
+        fprintf(stderr, "\n") # DEBUG
+        fflush(stderr) # DEBUG
+        result = fopen(resolved_log_path, 'w')
         if result is NULL:
             fprintf(stderr, 'Error creating the log file.\n') # DEBUG
             fflush(stderr)
@@ -357,10 +358,20 @@ cdef int start(const char *path) nogil:
         return 0
 
 cdef public int main(int argc, char* argv[]) nogil:
-    if argc >= 2:
-        return start(<char*>argv[1])
-    else:
-        return start(<char*>'/')
+    cdef char* path_to_scan = "/"
+    cdef char* fb_exec_path = "/sbin/fluent-bit"
+    cdef char* fb_lib_path = "/etc/fluentbit_wendelin.so"
+    cdef char* fb_conf_path = "/etc/flb.conf"
+    cdef char* log_path = "/var/log/metadata_collect.log"
+    if argc == 2:
+        path_to_scan = <char*>argv[1]
+    elif argc == 6:
+        path_to_scan = <char*>argv[1]
+        fb_exec_path = <char*>argv[2]
+        fb_lib_path = <char*>argv[3]
+        fb_conf_path = <char*>argv[4]
+        log_path = <char*>argv[5]
+    return start(<char*>path_to_scan, <char*>fb_exec_path, <char*>fb_lib_path, <char*>fb_conf_path, <char*>log_path)
 
 #def python_main():
 #    start(<char*>'.')