style(unitproc):appendFileTar():VAR_NAME to varName
[BK-2020-03.git] / unitproc / bktemp-checkAppFileDir
1 #!/bin/bash
2 # Desc: Template to check that apps, files, or dirs exist.
3
4 #==BEGIN Define script parameters==
5 declare -Ag appRollCall # Associative array for storing app status
6 declare -Ag fileRollCall # Associative array for storing file status
7 declare -Ag dirRollCall # Associative array for storing dir status
8 #==END Define script parameters==
9
10 #===BEGIN Declare local script functions===
11 checkapp() {
12 # Desc: If arg is a command, save result in assoc array 'appRollCall'
13 # Usage: checkapp arg1 arg2 arg3 ...
14 # Version: 0.1.0
15 # Input: global assoc. array 'appRollCall'
16 # Output: adds/updates key(value) to global assoc array 'appRollCall'
17 local returnState
18 #echo "DEBUG:$(date +%S.%N)..Starting checkapp function."
19 #echo "DEBUG:args: $@"
20 #echo "DEBUG:returnState:$returnState"
21
22 #===Process Args===
23 for arg in "$@"; do
24 #echo "DEBUG:processing arg:$arg"
25 if command -v "$arg" 1>/dev/null 2>&1; then # Check if arg is a valid command
26 appRollCall[$arg]="true";
27 #echo "DEBUG:appRollCall[$arg]:"${appRollCall[$arg]}
28 if ! [ "$returnState" = "false" ]; then returnState="true"; fi
29 else
30 appRollCall[$arg]="false"; returnState="false";
31 fi
32 done
33
34 #for key in "${!appRollCall[@]}"; do echo "DEBUG:$key => ${appRollCall[$key]}"; done
35 #echo "DEBUG:evaluating returnstate. returnState:"$returnState
36
37 #===Determine function return code===
38 if [ "$returnState" = "true" ]; then
39 #echo "DEBUG:checkapp returns true for $arg";
40 return 0;
41 else
42 #echo "DEBUG:checkapp returns false for $arg";
43 return 1;
44 fi
45 } # Check that app exists
46 checkfile() {
47 # Desc: If arg is a file path, save result in assoc array 'fileRollCall'
48 # Usage: checkfile arg1 arg2 arg3 ...
49 # Version: 0.1.0
50 # Input: global assoc. array 'fileRollCall'
51 # Output: adds/updates key(value) to global assoc array 'fileRollCall';
52 # Output: returns 0 if app found, 1 otherwise
53 local returnState
54
55 #===Process Args===
56 for arg in "$@"; do
57 #echo "DEBUG:processing arg:$arg"
58 if [ -f "$arg" ]; then
59 fileRollCall["$arg"]="true";
60 #echo "DEBUG:fileRollCall[\"$arg\"]:"${fileRollCall["$arg"]}
61 if ! [ "$returnState" = "false" ]; then returnState="true"; fi
62 else
63 fileRollCall["$arg"]="false"; returnState="false";
64 fi
65 done
66
67 #for key in "${!fileRollCall[@]}"; do echo "DEBUG:fileRollCall key [$key] is:${fileRollCall[$key]}"; done
68 #echo "DEBUG:evaluating returnstate. returnState:"$returnState
69
70 #===Determine function return code===
71 if [ "$returnState" = "true" ]; then
72 #echo "DEBUG:checkapp returns true for $arg";
73 return 0;
74 else
75 #echo "DEBUG:checkapp returns false for $arg";
76 return 1;
77 fi
78 } # Check that file exists
79 checkdir() {
80 # Desc: If arg is a dir path, save result in assoc array 'dirRollCall'
81 # Usage: checkdir arg1 arg2 arg3 ...
82 # Version 0.1.0
83 # Input: global assoc. array 'dirRollCall'
84 # Output: adds/updates key(value) to global assoc array 'dirRollCall';
85 # Output: returns 0 if app found, 1 otherwise
86 local returnState
87
88 #===Process Args===
89 for arg in "$@"; do
90 #echo "DEBUG:processing arg:$arg"
91 if [ -d "$arg" ]; then
92 dirRollCall["$arg"]="true";
93 #echo "DEBUG:dirRollCall[\"$arg\"]:"${dirRollCall["$arg"]}
94 if ! [ "$returnState" = "false" ]; then returnState="true"; fi
95 else
96 dirRollCall["$arg"]="false"; returnState="false";
97 fi
98 done
99
100 #for key in "${!dirRollCall[@]}"; do echo "DEBUG:dirRollCall key [$key] is:${dirRollCall[$key]}"; done
101 #echo "DEBUG:evaluating returnstate. returnState:"$returnState
102
103 #===Determine function return code===
104 if [ "$returnState" = "true" ]; then
105 #echo "DEBUG:checkapp returns true for $arg";
106 return 0;
107 else
108 #echo "DEBUG:checkapp returns false for $arg";
109 return 1;
110 fi
111 } # Check that dir exists
112 displayMissing() {
113 # Desc: Displays missing apps, files, and dirs
114 # Usage: displayMissing
115 # Version 0.1.0
116 # Input: associative arrays: appRollCall, fileRollCall, dirRollCall
117 # Output: stderr: messages indicating missing apps, file, or dirs
118 # Depends: bash 5, checkAppFileDir()
119 #==BEGIN Display errors==
120 #===BEGIN Display Missing Apps===
121 missingApps="Missing apps :"
122 #for key in "${!appRollCall[@]}"; do echo "DEBUG:$key => ${appRollCall[$key]}"; done
123 for key in "${!appRollCall[@]}"; do
124 value="${appRollCall[$key]}"
125 if [ "$value" = "false" ]; then
126 #echo "DEBUG:Missing apps: $key => $value";
127 missingApps="$missingApps""$key "
128 appMissing="true"
129 fi
130 done
131 if [ "$appMissing" = "true" ]; then # Only indicate if an app is missing.
132 echo "$missingApps" 1>&2;
133 fi
134 #===END Display Missing Apps===
135
136 #===BEGIN Display Missing Files===
137 missingFiles="Missing files:"
138 #for key in "${!fileRollCall[@]}"; do echo "DEBUG:$key => ${fileRollCall[$key]}"; done
139 for key in "${!fileRollCall[@]}"; do
140 value="${fileRollCall[$key]}"
141 if [ "$value" = "false" ]; then
142 #echo "DEBUG:Missing files: $key => $value";
143 missingFiles="$missingFiles""$key "
144 fileMissing="true"
145 fi
146 done
147 if [ "$fileMissing" = "true" ]; then # Only indicate if an app is missing.
148 echo "$missingFiles" 1>&2;
149 fi
150 #===END Display Missing Files===
151
152 #===BEGIN Display Missing Directories===
153 missingDirs="Missing dirs:"
154 #for key in "${!dirRollCall[@]}"; do echo "DEBUG:$key => ${dirRollCall[$key]}"; done
155 for key in "${!dirRollCall[@]}"; do
156 value="${dirRollCall[$key]}"
157 if [ "$value" = "false" ]; then
158 #echo "DEBUG:Missing dirs: $key => $value";
159 missingDirs="$missingDirs""$key "
160 dirMissing="true"
161 fi
162 done
163 if [ "$dirMissing" = "true" ]; then # Only indicate if an dir is missing.
164 echo "$missingDirs" 1>&2;
165 fi
166 #===END Display Missing Directories===
167
168 #==END Display errors==
169 } # Display missing apps, files, dirs
170
171 #===END Declare local script functions===
172 #==END Define script parameters==
173
174 #==BEGIN sample code==
175 if checkapp cat; then echo "cat found."; fi;
176 if checkapp gpg; then echo "gpg found."; fi;
177 if checkapp emaaaacs; then echo "emaaaacs found."; fi;
178 sleep 1;
179 displayMissing;
180 #==END sample code==
181
182 # Author: Steven Baltaktei Sandoval
183 # License: GPLv3+