feat(user/bkytpldl-generic):Limit channel name to 32 bytes
[BK-2020-03.git] / unitproc / bkt-validateInput
1 #!/bin/bash
2 # Desc: Validates Input
3
4 yell() { echo "$0: $*" >&2; } #o Yell, Die, Try Three-Fingered Claw technique
5 die() { yell "$*"; exit 111; } #o Ref/Attrib: https://stackoverflow.com/a/25515370
6 try() { "$@" || die "cannot $*"; } #o
7 validateInput() {
8 # Desc: Validates Input
9 # Usage: validateInput [str input] [str input type]
10 # Version: 0.3.1
11 # Input: arg1: string to validate
12 # arg2: string specifying input type (ex:"ssh_pubkey")
13 # Output: return code 0: if input string matched specified string type
14 # Depends: bash 5, yell()
15
16 local fn argInput argType
17
18 # Save function name
19 fn="${FUNCNAME[0]}";
20
21 # Process arguments
22 argInput="$1";
23 argType="$2";
24 if [[ $# -gt 2 ]]; then yell "ERROR:$0:$fn:Too many arguments."; exit 1; fi;
25
26 # Check for blank
27 if [[ -z "$argInput" ]]; then return 1; fi
28
29 # Define input types
30 ## ssh_pubkey
31 ### Check for alnum/dash base64 (ex: "ssh-rsa AAAAB3NzaC1yc2EAAA")
32 if [[ "$argType" = "ssh_pubkey" ]]; then
33 if [[ "$argInput" =~ ^[[:alnum:]-]*[\ ]*[[:alnum:]+/=]*$ ]]; then
34 return 0; fi; fi;
35
36 ## age_pubkey
37 ### Check for age1[:bech32:]
38 if [[ "$argType" = "age_pubkey" ]]; then
39 if [[ "$argInput" =~ ^age1[qpzry9x8gf2tvdw0s3jn54khce6mua7l]*$ ]]; then
40 return 0; fi; fi
41
42 ## integer
43 if [[ "$argType" = "integer" ]]; then
44 if [[ "$argInput" =~ ^[[:digit:]]*$ ]]; then
45 return 0; fi; fi;
46
47 ## time element (year, month, week, day, hour, minute, second)
48 if [[ "$argType" = "time_element" ]]; then
49 if [[ "$argInput" = "year" ]] || \
50 [[ "$argInput" = "month" ]] || \
51 [[ "$argInput" = "week" ]] || \
52 [[ "$argInput" = "day" ]] || \
53 [[ "$argInput" = "hour" ]] || \
54 [[ "$argInput" = "minute" ]] || \
55 [[ "$argInput" = "second" ]]; then
56 return 0; fi; fi;
57
58 # Return error if no condition matched.
59 return 1;
60 } # Validates strings
61
62 #==BEGIN sample code==
63 testKey="ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCq8G0XWi8A+MXNu7MEaxDsZJUwtgPC4shGAAarXC4PQTRxLfUHtyWkNbzGh31U/bKI3Snp1O78yOVEZSjdmWkDvkwtWKJQcoZBStgqw9oIPE0oG8uh49XoX77nVabi0JCf8zO63Ai4/9EdwyqE9xsJ+soOYt2V5+UCj0zsv1xpt2YhfYyXrzBv9x6k9lCxy0NW3Ik1mSW+OzSOT3tgDf36ujV/CI2i8ERM9civWy8FtFOReZMV2kkbj7fXI4E1wKM1RFIn7er1MseCSvbvh3o2uCO46/euqHAstYs5cL+4yB2qM/xKfHT5aocDjq7GBLKtree9xdNF0EE9CNr/+J5R";
64 keyType="ssh_pubkey";
65 if validateInput "$testKey" "$keyType"; then echo "Looks like a valid $keyType:\"$testKey\""; else echo "Doesn't look like a valid $keyType:\"$testKey\""; fi
66 echo "";
67
68 testKey="blah-blah onetwothreeREEE";
69 keyType="ssh_pubkey";
70 if validateInput "$testKey" "$keyType"; then echo "Looks like a valid $keyType:\"$testKey\""; else echo "Doesn't look like a valid $keyType:\"$testKey\""; fi
71 echo "";
72
73 testKey="";
74 keyType="ssh_pubkey";
75 if validateInput "$testKey" "$keyType"; then echo "Looks like a valid $keyType:\"$testKey\""; else echo "Doesn't look like a valid $keyType:\"$testKey\""; fi
76 echo "";
77
78 testKey="age1c3s6huz6en6jh40cem0erc0m2un2ry85my0t0ujj4a5cu8gzkysq9l39e4";
79 keyType="age_pubkey";
80 if validateInput "$testKey" "$keyType"; then echo "Looks like a valid $keyType:\"$testKey\""; else echo "Doesn't look like a valid $keyType:\"$testKey\""; fi
81 echo "";
82
83 testKey="123"
84 keyType="integer";
85 if validateInput "$testKey" "$keyType"; then echo "Looks like a valid $keyType:\"$testKey\""; else echo "Doesn't look like a valid $keyType:\"$testKey\""; fi
86 echo "";
87
88 testKey="123abc"
89 keyType="integer";
90 if validateInput "$testKey" "$keyType"; then echo "Looks like a valid $keyType:\"$testKey\""; else echo "Doesn't look like a valid $keyType:\"$testKey\""; fi
91 echo "";
92
93 testKey="year"
94 keyType="time_element";
95 if validateInput "$testKey" "$keyType"; then echo "Looks like a valid $keyType:\"$testKey\""; else echo "Doesn't look like a valid $keyType:\"$testKey\""; fi
96 echo "";
97
98 #==END sample code==
99
100 # Author: Steven Baltakatei Sandoval (bktei.com)
101 # License: GPLv3+